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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">ON_PolyCurve Class Reference</div> </div>
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<p>An <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a> is an <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> represented by a sequence of contiguous <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> segments. A valid polycurve is represented by an array m_segment of <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>>=1 curve objects and a strictly increasing array m_t of <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].<a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain()</a>[0] is mapped to m_t[i] and m_segment[i].<a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain()</a>[1] is mapped to m_t[i+1].
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<a href="../../d8/d00/class_o_n___poly_curve.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="../../db/dac/opennurbs__polycurve_8h_source.html">opennurbs_polycurve.h</a>></code></p>
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<div class="dynheader">
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Inheritance diagram for ON_PolyCurve:</div>
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<div class="dyncontent">
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<div class="center">
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<img src="../../d8/d00/class_o_n___poly_curve.png" usemap="#ON_5FPolyCurve_map" alt=""/>
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<map id="ON_5FPolyCurve_map" name="ON_5FPolyCurve_map">
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<area href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects " alt="ON_Curve" shape="rect" coords="0,112,127,136"/>
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<area href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common..." alt="ON_Geometry" shape="rect" coords="0,56,127,80"/>
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<area href="../../d9/d7b/class_o_n___object.html" title="Pure virtual base class for all classes that must provide runtime class id or support object level 3D..." alt="ON_Object" shape="rect" coords="0,0,127,24"/>
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<area href="../../d6/d10/class_o_n___poly_edge_curve.html" alt="ON_PolyEdgeCurve" shape="rect" coords="0,224,127,248"/>
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</map>
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</div></div>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:a3d65132ac41cf11403d4353900f9f041"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3d65132ac41cf11403d4353900f9f041">ON_PolyCurve</a> () ON_NOEXCEPT</td></tr>
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<tr class="separator:a3d65132ac41cf11403d4353900f9f041"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a2fe4a7f770adf0bd3eeb36aedce194ec"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a2fe4a7f770adf0bd3eeb36aedce194ec">ON_PolyCurve</a> (const <a class="el" href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a> &)</td></tr>
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<tr class="separator:a2fe4a7f770adf0bd3eeb36aedce194ec"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a73efa6eedf0cf58759201e15f3167c54"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a73efa6eedf0cf58759201e15f3167c54">ON_PolyCurve</a> (int)</td></tr>
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<tr class="separator:a73efa6eedf0cf58759201e15f3167c54"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7d431f5751cfd3b9a3e83b507b0ce4cb"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a7d431f5751cfd3b9a3e83b507b0ce4cb">~ON_PolyCurve</a> ()</td></tr>
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<tr class="separator:a7d431f5751cfd3b9a3e83b507b0ce4cb"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a055359871bbff3d14e1f8b9b1fdda40f"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a055359871bbff3d14e1f8b9b1fdda40f">Append</a> (<a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *)</td></tr>
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<tr class="separator:a055359871bbff3d14e1f8b9b1fdda40f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af56d626715ab09a9675cd469a8b6309d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#af56d626715ab09a9675cd469a8b6309d">AppendAndMatch</a> (<a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *)</td></tr>
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<tr class="separator:af56d626715ab09a9675cd469a8b6309d"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a762e058d9df8c2210266004441bf5c1c"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a762e058d9df8c2210266004441bf5c1c">ChangeClosedCurveSeam</a> (double t) override</td></tr>
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<tr class="memdesc:a762e058d9df8c2210266004441bf5c1c"><td class="mdescLeft"> </td><td class="mdescRight">If this curve is closed, then modify it so that the start/end point is at curve parameter t. <a href="#a762e058d9df8c2210266004441bf5c1c">More...</a><br /></td></tr>
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<tr class="separator:a762e058d9df8c2210266004441bf5c1c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aeff9cc0fdedc09963c7420c2b02f1f30"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#aeff9cc0fdedc09963c7420c2b02f1f30">ChangeDimension</a> (int desired_dimension) override</td></tr>
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<tr class="memdesc:aeff9cc0fdedc09963c7420c2b02f1f30"><td class="mdescLeft"> </td><td class="mdescRight">Change the dimension of a curve. <a href="#aeff9cc0fdedc09963c7420c2b02f1f30">More...</a><br /></td></tr>
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<tr class="separator:aeff9cc0fdedc09963c7420c2b02f1f30"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ad22fad50c89ae6c3c267f240fc6a9f19"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ad22fad50c89ae6c3c267f240fc6a9f19">CloseGap</a> (int gap_index, int segments_to_modify)</td></tr>
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<tr class="memdesc:ad22fad50c89ae6c3c267f240fc6a9f19"><td class="mdescLeft"> </td><td class="mdescRight">Modify the one or both locations at the end of segment[gap_index-1] and the start of segment[gap_index] so they are coindicent. <a href="#ad22fad50c89ae6c3c267f240fc6a9f19">More...</a><br /></td></tr>
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<tr class="separator:ad22fad50c89ae6c3c267f240fc6a9f19"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a71287a7b5eb66440c40f7c8a77cf6d37"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a71287a7b5eb66440c40f7c8a77cf6d37">CloseGaps</a> ()</td></tr>
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<tr class="memdesc:a71287a7b5eb66440c40f7c8a77cf6d37"><td class="mdescLeft"> </td><td class="mdescRight">Searches for and closes all gaps that can be found. <a href="#a71287a7b5eb66440c40f7c8a77cf6d37">More...</a><br /></td></tr>
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<tr class="separator:a71287a7b5eb66440c40f7c8a77cf6d37"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a04db27dcd6d3fc68fecfa8d08239fc7c"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c">Count</a> () const</td></tr>
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<tr class="memdesc:a04db27dcd6d3fc68fecfa8d08239fc7c"><td class="mdescLeft"> </td><td class="mdescRight">Interface. <a href="#a04db27dcd6d3fc68fecfa8d08239fc7c">More...</a><br /></td></tr>
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<tr class="separator:a04db27dcd6d3fc68fecfa8d08239fc7c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab02e4992bff66c1d5d59ab99d8d75c80"><td class="memItemLeft" align="right" valign="top">ON__UINT32 </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab02e4992bff66c1d5d59ab99d8d75c80">DataCRC</a> (ON__UINT32 current_remainder) const override</td></tr>
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<tr class="memdesc:ab02e4992bff66c1d5d59ab99d8d75c80"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#af51d5fcec9379ad9b7a56ac4dfc9a8b2" title="Returns a CRC calculated from the information that defines the object. This CRC can be used as a quic...">ON_Object::DataCRC</a> override <a href="#ab02e4992bff66c1d5d59ab99d8d75c80">More...</a><br /></td></tr>
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<tr class="separator:ab02e4992bff66c1d5d59ab99d8d75c80"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:afd44a4d9b411deca4a14aaa6d37069c5"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#afd44a4d9b411deca4a14aaa6d37069c5">Degree</a> () const override</td></tr>
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<tr class="memdesc:afd44a4d9b411deca4a14aaa6d37069c5"><td class="mdescLeft"> </td><td class="mdescRight">Returns maximum algebraic degree of any span or a good estimate if curve spans are not algebraic. <a href="#afd44a4d9b411deca4a14aaa6d37069c5">More...</a><br /></td></tr>
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<tr class="memitem:a39bed6df37ccd74c76ed5569ecec358a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a39bed6df37ccd74c76ed5569ecec358a">Destroy</a> ()</td></tr>
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<tr class="memitem:a7e3d68e828a1ae33e7f9784bd48fc469"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a7e3d68e828a1ae33e7f9784bd48fc469">DestroyRuntimeCache</a> (bool bDelete=true) override</td></tr>
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<tr class="memdesc:a7e3d68e828a1ae33e7f9784bd48fc469"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#af8435c33ab53af41c22dac75e8917569" title="Expert user function. If you are using openNURBS in its default configuration to read and write 3dm a...">ON_Object::DestroyRuntimeCache</a> override <a href="#a7e3d68e828a1ae33e7f9784bd48fc469">More...</a><br /></td></tr>
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<tr class="separator:a7e3d68e828a1ae33e7f9784bd48fc469"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6d2d3bb4e30278712e773a9b6b00c53e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a6d2d3bb4e30278712e773a9b6b00c53e">Dimension</a> () const override</td></tr>
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<tr class="memdesc:a6d2d3bb4e30278712e773a9b6b00c53e"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> overrides. <a href="#a6d2d3bb4e30278712e773a9b6b00c53e">More...</a><br /></td></tr>
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<tr class="memitem:ab23358105a708269c397b99b25b6fdb9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain</a> () const override</td></tr>
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<tr class="memitem:a27fdbfc0da365eca81baf766a9a83397"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a27fdbfc0da365eca81baf766a9a83397">Dump</a> (<a class="el" href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a> &) const override</td></tr>
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<tr class="memdesc:a27fdbfc0da365eca81baf766a9a83397"><td class="mdescLeft"> </td><td class="mdescRight">Creates a text dump of the object. <a href="#a27fdbfc0da365eca81baf766a9a83397">More...</a><br /></td></tr>
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<tr class="memitem:a1004ba72034176a7324b73fce2567c2b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1004ba72034176a7324b73fce2567c2b">DuplicateCurve</a> () const override</td></tr>
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<tr class="memdesc:a1004ba72034176a7324b73fce2567c2b"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> overrides. <a href="#a1004ba72034176a7324b73fce2567c2b">More...</a><br /></td></tr>
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<tr class="memitem:aa351355180964f525a3103734769666a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#aa351355180964f525a3103734769666a">EmergencyDestroy</a> ()</td></tr>
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<tr class="memitem:a8a301fc3cf9024218794421f4b916c0f"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a8a301fc3cf9024218794421f4b916c0f">Evaluate</a> (double, int, int, double *, int=0, int *=0) const override</td></tr>
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<tr class="memdesc:a8a301fc3cf9024218794421f4b916c0f"><td class="mdescLeft"> </td><td class="mdescRight">This evaluator actually does all the work. The other <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> evaluation tools call this virtual function. <a href="#a8a301fc3cf9024218794421f4b916c0f">More...</a><br /></td></tr>
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<tr class="memitem:afd3c1a43385302940e38d06fe3eac609"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#afd3c1a43385302940e38d06fe3eac609">EvaluatePoint</a> (const class <a class="el" href="../../d3/d80/class_o_n___obj_ref.html">ON_ObjRef</a> &objref, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &P) const override</td></tr>
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<tr class="memdesc:afd3c1a43385302940e38d06fe3eac609"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> override <a href="#afd3c1a43385302940e38d06fe3eac609">More...</a><br /></td></tr>
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<tr class="memitem:a667134c8afbabcd288b27860bd1feb15"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a667134c8afbabcd288b27860bd1feb15">Extend</a> (const <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> &domain) override</td></tr>
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<tr class="memdesc:a667134c8afbabcd288b27860bd1feb15"><td class="mdescLeft"> </td><td class="mdescRight">Where possible, analytically extends curve to include domain. <a href="#a667134c8afbabcd288b27860bd1feb15">More...</a><br /></td></tr>
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<tr class="memitem:a55b07891f635832a90b049ce73937da4"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a55b07891f635832a90b049ce73937da4">FindNextGap</a> (int segment_index0) const</td></tr>
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<tr class="memdesc:a55b07891f635832a90b049ce73937da4"><td class="mdescLeft"> </td><td class="mdescRight">Search the curve for gaps between the sub curve segments. <a href="#a55b07891f635832a90b049ce73937da4">More...</a><br /></td></tr>
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<tr class="memitem:abf64c0ce1b1ad4a0188d7af527beba0d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#abf64c0ce1b1ad4a0188d7af527beba0d">FirstSegmentCurve</a> () const</td></tr>
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<tr class="memitem:a3db334ab389ee2fd26f9c3a9f583419e"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3db334ab389ee2fd26f9c3a9f583419e">GetBBox</a> (double *boxmin, double *boxmax, bool bGrowBox=false) const override</td></tr>
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<tr class="memdesc:a3db334ab389ee2fd26f9c3a9f583419e"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> GetBBox override <a href="#a3db334ab389ee2fd26f9c3a9f583419e">More...</a><br /></td></tr>
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<tr class="memitem:a7f7ace839771d232a4b1224288ddcfab"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a7f7ace839771d232a4b1224288ddcfab">GetCurveParameterFromNurbFormParameter</a> (double, double *) const override</td></tr>
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<tr class="memdesc:a7f7ace839771d232a4b1224288ddcfab"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad64be6b1a263a59bfc740199d6de8ace" title="Convert a NURBS curve parameter to a curve parameter ">ON_Curve::GetCurveParameterFromNurbFormParameter</a> override <a href="#a7f7ace839771d232a4b1224288ddcfab">More...</a><br /></td></tr>
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<tr class="memitem:a64aad28eb98b9cfd4799bc3cd13e7d73"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a64aad28eb98b9cfd4799bc3cd13e7d73">GetNextDiscontinuity</a> (ON::continuity c, double t0, double t1, double *t, int *hint=nullptr, int *dtype=nullptr, double cos_angle_tolerance=ON_DEFAULT_ANGLE_TOLERANCE_COSINE, double curvature_tolerance=ON_SQRT_EPSILON) const override</td></tr>
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<tr class="memdesc:a64aad28eb98b9cfd4799bc3cd13e7d73"><td class="mdescLeft"> </td><td class="mdescRight">Search for a derivatitive, tangent, or curvature discontinuity. <a href="#a64aad28eb98b9cfd4799bc3cd13e7d73">More...</a><br /></td></tr>
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<tr class="memitem:a80dc0a9f4905fba6b97a028632575837"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a80dc0a9f4905fba6b97a028632575837">GetNurbForm</a> (<a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a> &, double=0.0, const <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> *=nullptr) const override</td></tr>
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<tr class="memdesc:a80dc0a9f4905fba6b97a028632575837"><td class="mdescLeft"> </td><td class="mdescRight">Get a NURBS curve representation of this curve. <a href="#a80dc0a9f4905fba6b97a028632575837">More...</a><br /></td></tr>
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<tr class="memitem:ae4102fff634d6604ac24e845e32675d6"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ae4102fff634d6604ac24e845e32675d6">GetNurbFormParameterFromCurveParameter</a> (double, double *) const override</td></tr>
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<tr class="memdesc:ae4102fff634d6604ac24e845e32675d6"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#ae3ed534f071a515ea5270acf2a04e6e7" title="Convert a curve parameter to a NURBS curve parameter. ">ON_Curve::GetNurbFormParameterFromCurveParameter</a> override <a href="#ae4102fff634d6604ac24e845e32675d6">More...</a><br /></td></tr>
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<tr class="memitem:ab9492f00e2be26bee9985c0b841d038a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab9492f00e2be26bee9985c0b841d038a">GetSpanVector</a> (double *) const override</td></tr>
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<tr class="memdesc:ab9492f00e2be26bee9985c0b841d038a"><td class="mdescLeft"> </td><td class="mdescRight">Get number of parameters of "knots". <a href="#ab9492f00e2be26bee9985c0b841d038a">More...</a><br /></td></tr>
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<tr class="memitem:aea704b360c8e9e72a27429136ec0dc8e"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#aea704b360c8e9e72a27429136ec0dc8e">GetTightBoundingBox</a> (class <a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> &tight_bbox, bool bGrowBox=false, const class <a class="el" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a> *xform=nullptr) const override</td></tr>
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<tr class="memdesc:aea704b360c8e9e72a27429136ec0dc8e"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> GetTightBoundingBox override <a href="#aea704b360c8e9e72a27429136ec0dc8e">More...</a><br /></td></tr>
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<tr class="memitem:ae9034458510db05371a98b8d4d035948"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ae9034458510db05371a98b8d4d035948">HarvestSegment</a> (int)</td></tr>
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<tr class="memitem:abc2ed6d303cd475d1e458dbe29d88d86"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#abc2ed6d303cd475d1e458dbe29d88d86">HasGapAt</a> (int segment_index) const</td></tr>
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<tr class="memdesc:abc2ed6d303cd475d1e458dbe29d88d86"><td class="mdescLeft"> </td><td class="mdescRight">Determine if there is a gap between the end of segment[segment_index] and the start of segment[segment_index+1]. <a href="#abc2ed6d303cd475d1e458dbe29d88d86">More...</a><br /></td></tr>
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<tr class="memitem:a4f5cdfa2e5abdb01ea0c22e2beeff865"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a4f5cdfa2e5abdb01ea0c22e2beeff865">HasNurbForm</a> () const override</td></tr>
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<tr class="memdesc:a4f5cdfa2e5abdb01ea0c22e2beeff865"><td class="mdescLeft"> </td><td class="mdescRight">Does a NURBS curve representation of this curve. <a href="#a4f5cdfa2e5abdb01ea0c22e2beeff865">More...</a><br /></td></tr>
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<tr class="memitem:a73b2b11e6e9b042bcb296903f432f6a3"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a73b2b11e6e9b042bcb296903f432f6a3">HasSynchronizedSegmentDomains</a> () const</td></tr>
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<tr class="memitem:ae77c5704cc568f6818d3d23301e274c9"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ae77c5704cc568f6818d3d23301e274c9">Insert</a> (int, <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *)</td></tr>
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<tr class="memitem:a3772b0e7c43198673457b00cb7159911"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3772b0e7c43198673457b00cb7159911">IsArc</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> *=nullptr, <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> *=nullptr, double=ON_ZERO_TOLERANCE) const override</td></tr>
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<tr class="memdesc:a3772b0e7c43198673457b00cb7159911"><td class="mdescLeft"> </td><td class="mdescRight">Test a curve to see if the locus if its points is an arc or circle. <a href="#a3772b0e7c43198673457b00cb7159911">More...</a><br /></td></tr>
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<tr class="memitem:a87c4768bb74bc28a11e300895278a3c4"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a87c4768bb74bc28a11e300895278a3c4">IsClosed</a> (void) const override</td></tr>
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<tr class="memdesc:a87c4768bb74bc28a11e300895278a3c4"><td class="mdescLeft"> </td><td class="mdescRight">Test a curve to see if it is closed. <a href="#a87c4768bb74bc28a11e300895278a3c4">More...</a><br /></td></tr>
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<tr class="memitem:aadb4505ecc06a2b4185e6e42f8979da6"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#aadb4505ecc06a2b4185e6e42f8979da6">IsContinuous</a> (ON::continuity c, double t, int *hint=nullptr, double point_tolerance=ON_ZERO_TOLERANCE, double d1_tolerance=ON_ZERO_TOLERANCE, double d2_tolerance=ON_ZERO_TOLERANCE, double cos_angle_tolerance=ON_DEFAULT_ANGLE_TOLERANCE_COSINE, double curvature_tolerance=ON_SQRT_EPSILON) const override</td></tr>
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<tr class="memdesc:aadb4505ecc06a2b4185e6e42f8979da6"><td class="mdescLeft"> </td><td class="mdescRight">Test continuity at a curve parameter value. <a href="#aadb4505ecc06a2b4185e6e42f8979da6">More...</a><br /></td></tr>
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<tr class="memitem:ab24212a2ca573f1fdef072c97c1c0aed"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab24212a2ca573f1fdef072c97c1c0aed">IsDeformable</a> () const override</td></tr>
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<tr class="memdesc:ab24212a2ca573f1fdef072c97c1c0aed"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#af156cd098b9e68fab5f32e76b1e274e2">ON_Geometry::IsDeformable()</a> override <a href="#ab24212a2ca573f1fdef072c97c1c0aed">More...</a><br /></td></tr>
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<tr class="memitem:a3f18ad614b30dee3c01b60f560d15b01"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3f18ad614b30dee3c01b60f560d15b01">IsInPlane</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &, double=ON_ZERO_TOLERANCE) const override</td></tr>
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<tr class="memdesc:a3f18ad614b30dee3c01b60f560d15b01"><td class="mdescLeft"> </td><td class="mdescRight">Test a curve to see if it lies in a specific plane. <a href="#a3f18ad614b30dee3c01b60f560d15b01">More...</a><br /></td></tr>
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<tr class="memitem:a3592b84ed65f1ee94fb248a27c8ac1a9"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3592b84ed65f1ee94fb248a27c8ac1a9">IsLinear</a> (double=ON_ZERO_TOLERANCE) const override</td></tr>
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<tr class="memdesc:a3592b84ed65f1ee94fb248a27c8ac1a9"><td class="mdescLeft"> </td><td class="mdescRight">Test a curve to see if the locus if its points is a line segment. <a href="#a3592b84ed65f1ee94fb248a27c8ac1a9">More...</a><br /></td></tr>
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<tr class="memitem:ae5f34bbe221ada57df00702bcce16c0a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ae5f34bbe221ada57df00702bcce16c0a">IsNested</a> () const</td></tr>
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<tr class="memitem:acf2434382de42f43eb4077267538d65d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#acf2434382de42f43eb4077267538d65d">IsPeriodic</a> (void) const override</td></tr>
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<tr class="memdesc:acf2434382de42f43eb4077267538d65d"><td class="mdescLeft"> </td><td class="mdescRight">Test a curve to see if it is periodic. <a href="#acf2434382de42f43eb4077267538d65d">More...</a><br /></td></tr>
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<tr class="memitem:ad691dbdc567696fb75038a32f4b1de11"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ad691dbdc567696fb75038a32f4b1de11">IsPlanar</a> (<a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> *=nullptr, double=ON_ZERO_TOLERANCE) const override</td></tr>
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<tr class="memdesc:ad691dbdc567696fb75038a32f4b1de11"><td class="mdescLeft"> </td><td class="mdescRight">Test a curve to see if it is planar. <a href="#ad691dbdc567696fb75038a32f4b1de11">More...</a><br /></td></tr>
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<tr class="memitem:ad525eefcd332b79d0ec02383527dc4f6"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ad525eefcd332b79d0ec02383527dc4f6">IsPolyline</a> (<a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>< <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> > *pline_points=nullptr, <a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>< double > *pline_t=nullptr) const override</td></tr>
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<tr class="memdesc:ad525eefcd332b79d0ec02383527dc4f6"><td class="mdescLeft"> </td><td class="mdescRight">Several types of <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> can have the form of a polyline including a degree 1 <a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a>, an <a class="el" href="../../d8/d6f/class_o_n___polyline_curve.html">ON_PolylineCurve</a>, and an <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a> all of whose segments are some form of polyline. IsPolyline tests a curve to see if it can be represented as a polyline. <a href="#ad525eefcd332b79d0ec02383527dc4f6">More...</a><br /></td></tr>
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<tr class="memitem:a932ee89f2be7ebd06eb4cfdf464eeae1"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a932ee89f2be7ebd06eb4cfdf464eeae1">IsValid</a> (class <a class="el" href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a> *text_log=nullptr) const override</td></tr>
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<tr class="memdesc:a932ee89f2be7ebd06eb4cfdf464eeae1"><td class="mdescLeft"> </td><td class="mdescRight">Tests an object to see if its data members are correctly initialized. <a href="#a932ee89f2be7ebd06eb4cfdf464eeae1">More...</a><br /></td></tr>
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<tr class="memitem:ad18204f5af4db575034594bd5bbfaf00"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ad18204f5af4db575034594bd5bbfaf00">IsValid</a> (bool bAllowGaps, <a class="el" href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a> *text_log) const</td></tr>
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<tr class="memdesc:ad18204f5af4db575034594bd5bbfaf00"><td class="mdescLeft"> </td><td class="mdescRight">Tests an object to see if its data members are correctly initialized. <a href="#ad18204f5af4db575034594bd5bbfaf00">More...</a><br /></td></tr>
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<tr class="memitem:a46de08b21709241d7309f013a5d7de41"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a46de08b21709241d7309f013a5d7de41">LastSegmentCurve</a> () const</td></tr>
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<tr class="memitem:ab1dc8fe019d4cf6851de35c7a529a00e"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab1dc8fe019d4cf6851de35c7a529a00e">MakeDeformable</a> () override</td></tr>
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<tr class="memdesc:ab1dc8fe019d4cf6851de35c7a529a00e"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#ac3d5cb708edca66a4a6c1992299329a3" title="If possible, converts the object into a form that can be accuratly modified with "squishy" transforma...">ON_Geometry::MakeDeformable()</a> override <a href="#ab1dc8fe019d4cf6851de35c7a529a00e">More...</a><br /></td></tr>
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<tr class="memitem:a36f9b5b2b9a5a1fcf12a71747f968159"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a36f9b5b2b9a5a1fcf12a71747f968159">ON_DEPRECATED_MSG</a> ("Replace calls to HasGap() with <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a55b07891f635832a90b049ce73937da4">FindNextGap</a>(0)") int HasGap() const</td></tr>
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<tr class="memitem:ab6e461ae847b834ef0640db491f3feb9"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab6e461ae847b834ef0640db491f3feb9">ON_DEPRECATED_MSG</a> ("Use <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#acb3fa67bfe80970d7e44b19a0150e3ec">RemoveNesting</a>(). RemoveNestingEx() will be removed in the next release.") bool RemoveNestingEx()</td></tr>
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<tr class="memitem:aea70889d03602c829c9d0e5285ca2c58"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#aea70889d03602c829c9d0e5285ca2c58">operator=</a> (const <a class="el" href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a> &)</td></tr>
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<tr class="memitem:a83936a93b5881ee93098289f6987282c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a83936a93b5881ee93098289f6987282c">operator[]</a> (int) const</td></tr>
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<tr class="memdesc:a83936a93b5881ee93098289f6987282c"><td class="mdescLeft"> </td><td class="mdescRight">These operator[] functions return nullptr if index is out of range. <a href="#a83936a93b5881ee93098289f6987282c">More...</a><br /></td></tr>
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<tr class="memitem:a1998e4fe2de5666a23374f585b650e05"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1998e4fe2de5666a23374f585b650e05">ParameterSearch</a> (double t, int &index, bool bEnableSnap) const</td></tr>
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<tr class="memdesc:a1998e4fe2de5666a23374f585b650e05"><td class="mdescLeft"> </td><td class="mdescRight">Lookup a parameter in the m_t array, optionally using a built in snap tolerance to snap a parameter value to an element of m_t. <a href="#a1998e4fe2de5666a23374f585b650e05">More...</a><br /></td></tr>
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<tr class="memitem:a75e2c2beb69948d9fc8fa456a4bfc9e2"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a75e2c2beb69948d9fc8fa456a4bfc9e2">PolyCurveParameter</a> (int segment_index, double segmentcurve_parameter) const</td></tr>
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<tr class="memdesc:a75e2c2beb69948d9fc8fa456a4bfc9e2"><td class="mdescLeft"> </td><td class="mdescRight">Converts a segment curve parameter to a polycurve parameter. <a href="#a75e2c2beb69948d9fc8fa456a4bfc9e2">More...</a><br /></td></tr>
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<tr class="memitem:a6a0fcf75febb4d6e12dbbf9188c013b9"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a6a0fcf75febb4d6e12dbbf9188c013b9">Prepend</a> (<a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *)</td></tr>
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<tr class="memitem:ad3b9f330f58de9f6abf5c148421fc953"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ad3b9f330f58de9f6abf5c148421fc953">PrependAndMatch</a> (<a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *)</td></tr>
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<tr class="memitem:afddd3bcc932065e09836ba8d9da740fd"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#afddd3bcc932065e09836ba8d9da740fd">Read</a> (<a class="el" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a> &) override</td></tr>
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<tr class="memdesc:afddd3bcc932065e09836ba8d9da740fd"><td class="mdescLeft"> </td><td class="mdescRight">Low level archive writing tool used by <a class="el" href="../../db/d16/class_o_n___binary_archive.html#a025b86c1da38eb51f66d6260b1141ac3" title="Reads and object from a 3dm archive; ">ON_BinaryArchive::ReadObject()</a>. <a href="#afddd3bcc932065e09836ba8d9da740fd">More...</a><br /></td></tr>
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<tr class="memitem:adf357f537f5084d75a0dfe2e33d73cd2"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#adf357f537f5084d75a0dfe2e33d73cd2">Remove</a> ()</td></tr>
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<tr class="memitem:a5f67abbfc6255442a45933b11f2321c6"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a5f67abbfc6255442a45933b11f2321c6">Remove</a> (int)</td></tr>
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<tr class="memitem:acb3fa67bfe80970d7e44b19a0150e3ec"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#acb3fa67bfe80970d7e44b19a0150e3ec">RemoveNesting</a> ()</td></tr>
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<tr class="memdesc:acb3fa67bfe80970d7e44b19a0150e3ec"><td class="mdescLeft"> </td><td class="mdescRight">Removes the nested of polycurves. The result will have not have an <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a> as a segment but will have identical locus and parameterization. <a href="#acb3fa67bfe80970d7e44b19a0150e3ec">More...</a><br /></td></tr>
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<tr class="memitem:a4cffa6642c6f680205c19fc613cf46fd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a4cffa6642c6f680205c19fc613cf46fd">Reserve</a> (int)</td></tr>
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<tr class="memitem:a87298c404d6415c406fb75fcf99f60a5"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a87298c404d6415c406fb75fcf99f60a5">Reverse</a> () override</td></tr>
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<tr class="memdesc:a87298c404d6415c406fb75fcf99f60a5"><td class="mdescLeft"> </td><td class="mdescRight">Reverse the direction of the curve. <a href="#a87298c404d6415c406fb75fcf99f60a5">More...</a><br /></td></tr>
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<tr class="memitem:ae80e5325548e2e467811603b5ffec257"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ae80e5325548e2e467811603b5ffec257">SegmentCurve</a> (int segment_index) const</td></tr>
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<tr class="memdesc:ae80e5325548e2e467811603b5ffec257"><td class="mdescLeft"> </td><td class="mdescRight">Returns a pointer to a segment curve. <a href="#ae80e5325548e2e467811603b5ffec257">More...</a><br /></td></tr>
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<tr class="memitem:a9bfb55867e5627d3ee16463a297740a1"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a9bfb55867e5627d3ee16463a297740a1">SegmentCurveParameter</a> (double polycurve_parameter) const</td></tr>
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<tr class="memdesc:a9bfb55867e5627d3ee16463a297740a1"><td class="mdescLeft"> </td><td class="mdescRight">Converts a polycurve parameter to a segment curve parameter. <a href="#a9bfb55867e5627d3ee16463a297740a1">More...</a><br /></td></tr>
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<tr class="memitem:a64ee1299dcd3d564a33e47c7ab450af3"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="../../d8/d06/class_o_n___curve_array.html">ON_CurveArray</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a64ee1299dcd3d564a33e47c7ab450af3">SegmentCurves</a> () const</td></tr>
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<tr class="memitem:aadd93731ec17531f636a76a50ddb90c5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#aadd93731ec17531f636a76a50ddb90c5">SegmentDomain</a> (int segment_index) const</td></tr>
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<tr class="memdesc:aadd93731ec17531f636a76a50ddb90c5"><td class="mdescLeft"> </td><td class="mdescRight">Returns the polycurve subdomain assigned to a segment curve. <a href="#aadd93731ec17531f636a76a50ddb90c5">More...</a><br /></td></tr>
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<tr class="memitem:ad96424a8574663f659516c1361ad1a2e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ad96424a8574663f659516c1361ad1a2e">SegmentIndex</a> (double polycurve_parameter) const</td></tr>
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<tr class="memdesc:ad96424a8574663f659516c1361ad1a2e"><td class="mdescLeft"> </td><td class="mdescRight">Find the segment used for evaluation at polycurve_parameter. <a href="#ad96424a8574663f659516c1361ad1a2e">More...</a><br /></td></tr>
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<tr class="memitem:a033b334429264e99470a7f69dd0fe910"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a033b334429264e99470a7f69dd0fe910">SegmentIndex</a> (<a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> sub_domain, int *segment_index0, int *segment_index1) const</td></tr>
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<tr class="memdesc:a033b334429264e99470a7f69dd0fe910"><td class="mdescLeft"> </td><td class="mdescRight">Find the segments with support on sub_domain. <a href="#a033b334429264e99470a7f69dd0fe910">More...</a><br /></td></tr>
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<tr class="memitem:a43c1d67ead6d4499bc8b2190efbf7dea"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>< double > & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a43c1d67ead6d4499bc8b2190efbf7dea">SegmentParameters</a> () const</td></tr>
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<tr class="memitem:af6b17638561f66bafeac70e39f1d5144"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#af6b17638561f66bafeac70e39f1d5144">SetDomain</a> (double t0, double t1) override</td></tr>
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<tr class="memdesc:af6b17638561f66bafeac70e39f1d5144"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#ac8dc771e7ebcfac85baf26c7e6b21c70" title="Set the domain of the curve. ">ON_Curve::SetDomain</a> override. Set the domain of the curve <a href="#af6b17638561f66bafeac70e39f1d5144">More...</a><br /></td></tr>
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<tr class="memitem:a3c4d080328acb8457bc4a0e0edd9c618"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3c4d080328acb8457bc4a0e0edd9c618">SetEndPoint</a> (<a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> end_point) override</td></tr>
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<tr class="memdesc:a3c4d080328acb8457bc4a0e0edd9c618"><td class="mdescLeft"> </td><td class="mdescRight">Force the curve to end at a specified point. <a href="#a3c4d080328acb8457bc4a0e0edd9c618">More...</a><br /></td></tr>
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<tr class="memitem:ab0ab877f880488c3eea27170ad1efb9f"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab0ab877f880488c3eea27170ad1efb9f">SetParameterization</a> (const double *t)</td></tr>
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<tr class="memdesc:ab0ab877f880488c3eea27170ad1efb9f"><td class="mdescLeft"> </td><td class="mdescRight">Expert user function to set the m_t[] array. <a href="#ab0ab877f880488c3eea27170ad1efb9f">More...</a><br /></td></tr>
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<tr class="memitem:a12a5591283572b25c58c709e648da77a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a12a5591283572b25c58c709e648da77a">SetSegment</a> (int index, <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *crv)</td></tr>
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<tr class="memitem:a3e3a808731699edd3df177bf1a296b92"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a3e3a808731699edd3df177bf1a296b92">SetStartPoint</a> (<a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> start_point) override</td></tr>
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<tr class="memdesc:a3e3a808731699edd3df177bf1a296b92"><td class="mdescLeft"> </td><td class="mdescRight">Force the curve to start at a specified point. <a href="#a3e3a808731699edd3df177bf1a296b92">More...</a><br /></td></tr>
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<tr class="memitem:a1afa5ee6dd28cd871df014c487e787fc"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1afa5ee6dd28cd871df014c487e787fc">SizeOf</a> () const override</td></tr>
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<tr class="memdesc:a1afa5ee6dd28cd871df014c487e787fc"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="../../d9/d7b/class_o_n___object.html" title="Pure virtual base class for all classes that must provide runtime class id or support object level 3D...">ON_Object</a> overrides. <a href="#a1afa5ee6dd28cd871df014c487e787fc">More...</a><br /></td></tr>
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<tr class="memitem:a976ec8e2a29b3e1336f199830d108ff5"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a976ec8e2a29b3e1336f199830d108ff5">SpanCount</a> () const override</td></tr>
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<tr class="memdesc:a976ec8e2a29b3e1336f199830d108ff5"><td class="mdescLeft"> </td><td class="mdescRight">Get number of nonempty smooth (c-infinity) spans in curve <a href="#a976ec8e2a29b3e1336f199830d108ff5">More...</a><br /></td></tr>
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<tr class="memitem:a1ddf4e9b0126ff9d2c8e96f11f7d3fbe"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe">Split</a> (double t, <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *&left_side, <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *&right_side) const override</td></tr>
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<tr class="memdesc:a1ddf4e9b0126ff9d2c8e96f11f7d3fbe"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#a2d6c16e8ddfe8f2cde8c4431db67a337" title="Splits (divides) the curve at the specified parameter. The parameter must be in the interior of the c...">ON_Curve::Split</a> override. Divide the curve at the specified parameter. The parameter must be in the interior of the curve's domain. The pointers passed to Split must either be nullptr or point to an <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> object of the same of the same type. If the pointer is nullptr, then a curve will be created in <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe" title="virtual ON_Curve::Split override. Divide the curve at the specified parameter. The parameter must be ...">Split()</a>. You may pass "this" as one of the pointers to <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe" title="virtual ON_Curve::Split override. Divide the curve at the specified parameter. The parameter must be ...">Split()</a>. <a href="#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe">More...</a><br /></td></tr>
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<tr class="memitem:adfc21c6c18cbda0d96223c24a20c1cba"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#adfc21c6c18cbda0d96223c24a20c1cba">SwapCoordinates</a> (int, int) override</td></tr>
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<tr class="memdesc:adfc21c6c18cbda0d96223c24a20c1cba"><td class="mdescLeft"> </td><td class="mdescRight">Swaps object coordinate values with indices i and j. <a href="#adfc21c6c18cbda0d96223c24a20c1cba">More...</a><br /></td></tr>
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<tr class="memitem:a48255f631281b81cf8cd6ee1084f1d31"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a48255f631281b81cf8cd6ee1084f1d31">SynchronizeSegmentDomains</a> ()</td></tr>
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<tr class="memdesc:a48255f631281b81cf8cd6ee1084f1d31"><td class="mdescLeft"> </td><td class="mdescRight">Sets the domain of the curve int the m_segment[] array to exactly match the domain defined in the m_t[] array. This is not required, but can simplify some coding situations. <a href="#a48255f631281b81cf8cd6ee1084f1d31">More...</a><br /></td></tr>
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<tr class="memitem:ace50c5842aad8743bff5a2f479e10084"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ace50c5842aad8743bff5a2f479e10084">Transform</a> (const <a class="el" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a> &) override</td></tr>
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<tr class="memdesc:ace50c5842aad8743bff5a2f479e10084"><td class="mdescLeft"> </td><td class="mdescRight">overrides virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#add710872e89bc29e1ed1321b3e70b1b1" title="Transforms the object. ">ON_Geometry::Transform()</a>. <a class="el" href="../../d4/d5a/class_o_n___curve.html#a9f59373850214fc53a6c793596aece78" title="overrides virtual ON_Geometry::Transform(). ON_Curve::Transform() calls ON_Geometry::Transform(xform)...">ON_Curve::Transform()</a> calls ON_Geometry::Transform(xform), which calls ON_Object::TransformUserData(xform), and then calls this-><a class="el" href="../../d4/d5a/class_o_n___curve.html#a5a1d3ccd2a60f2ed3f06c864ee263429" title="Destroys the runtime curve tree used to speed closest point and intersection calcuations. ">DestroyCurveTree()</a>. <a href="#ace50c5842aad8743bff5a2f479e10084">More...</a><br /></td></tr>
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<tr class="memitem:af71306a123188d97480215c799b7ca8d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#af71306a123188d97480215c799b7ca8d">Trim</a> (const <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> &domain) override</td></tr>
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<tr class="memdesc:af71306a123188d97480215c799b7ca8d"><td class="mdescLeft"> </td><td class="mdescRight">virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#abd583766fdcd75cc269e87aeab40c4a7" title="Removes portions of the curve outside the specified interval. ">ON_Curve::Trim</a> override. Removes portions of the curve outside the specified interval. <a href="#af71306a123188d97480215c799b7ca8d">More...</a><br /></td></tr>
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<tr class="memitem:affd7018462a1960f2db6d721e7ba242a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#affd7018462a1960f2db6d721e7ba242a">Write</a> (<a class="el" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a> &) const override</td></tr>
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<tr class="memdesc:affd7018462a1960f2db6d721e7ba242a"><td class="mdescLeft"> </td><td class="mdescRight">Low level archive writing tool used by <a class="el" href="../../db/d16/class_o_n___binary_archive.html#a33187abe5d04ac52c41d7a798e664f3b">ON_BinaryArchive::WriteObject()</a>. <a href="#affd7018462a1960f2db6d721e7ba242a">More...</a><br /></td></tr>
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<tr class="inherit_header pub_methods_class_o_n___curve"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_o_n___curve')"><img src="../../closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a></td></tr>
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<tr class="memitem:a4e9b9fd633926e0edb1fe52099fe2130 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a4e9b9fd633926e0edb1fe52099fe2130">ON_Curve</a> () ON_NOEXCEPT</td></tr>
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<tr class="memitem:a42282f1334a661f2ab4d3ddf93bcefd4 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a42282f1334a661f2ab4d3ddf93bcefd4">ON_Curve</a> (const <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> &)</td></tr>
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<tr class="memitem:a7c0d8b8b7a5b797feca3becb8842b360 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a7c0d8b8b7a5b797feca3becb8842b360">~ON_Curve</a> ()</td></tr>
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<tr class="memitem:a91ad780521ca0c126603533731882dc2 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a91ad780521ca0c126603533731882dc2">CurvatureAt</a> (double t) const</td></tr>
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<tr class="memdesc:a91ad780521ca0c126603533731882dc2 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate the curvature vector at a parameter. <a href="../../d4/d5a/class_o_n___curve.html#a91ad780521ca0c126603533731882dc2">More...</a><br /></td></tr>
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<tr class="memitem:a14427359a417f8713b9910f29b8dd302 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a14427359a417f8713b9910f29b8dd302">DerivativeAt</a> (double t) const</td></tr>
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<tr class="memdesc:a14427359a417f8713b9910f29b8dd302 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate first derivative at a parameter. <a href="../../d4/d5a/class_o_n___curve.html#a14427359a417f8713b9910f29b8dd302">More...</a><br /></td></tr>
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<tr class="memitem:a5a1d3ccd2a60f2ed3f06c864ee263429 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a5a1d3ccd2a60f2ed3f06c864ee263429">DestroyCurveTree</a> ()</td></tr>
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<tr class="memdesc:a5a1d3ccd2a60f2ed3f06c864ee263429 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Destroys the runtime curve tree used to speed closest point and intersection calcuations. <a href="../../d4/d5a/class_o_n___curve.html#a5a1d3ccd2a60f2ed3f06c864ee263429">More...</a><br /></td></tr>
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<tr class="memitem:a37944a7a4d1c3d7e28afcbc9184ef799 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a37944a7a4d1c3d7e28afcbc9184ef799">Ev1Der</a> (double t, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point, <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &first_derivative, int side=0, int *hint=0) const</td></tr>
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<tr class="memdesc:a37944a7a4d1c3d7e28afcbc9184ef799 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate first derivative at a parameter with error checking. <a href="../../d4/d5a/class_o_n___curve.html#a37944a7a4d1c3d7e28afcbc9184ef799">More...</a><br /></td></tr>
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<tr class="memitem:a1388f1ac523a1e8abca222eab2d4ce7a inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a1388f1ac523a1e8abca222eab2d4ce7a">Ev2Der</a> (double t, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point, <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &first_derivative, <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &second_derivative, int side=0, int *hint=0) const</td></tr>
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<tr class="memdesc:a1388f1ac523a1e8abca222eab2d4ce7a inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate second derivative at a parameter with error checking. <a href="../../d4/d5a/class_o_n___curve.html#a1388f1ac523a1e8abca222eab2d4ce7a">More...</a><br /></td></tr>
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<tr class="memitem:affcb2a2551d248110c8e0dc610e6a9b1 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#affcb2a2551d248110c8e0dc610e6a9b1">EvCurvature</a> (double t, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point, <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &tangent, <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &kappa, int side=0, int *hint=0) const</td></tr>
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<tr class="memdesc:affcb2a2551d248110c8e0dc610e6a9b1 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate unit tangent and curvature at a parameter with error checking. <a href="../../d4/d5a/class_o_n___curve.html#affcb2a2551d248110c8e0dc610e6a9b1">More...</a><br /></td></tr>
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<tr class="memitem:a82170503403c1f8c84286619f6179ead inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a82170503403c1f8c84286619f6179ead">EvPoint</a> (double t, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point, int side=0, int *hint=0) const</td></tr>
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<tr class="memdesc:a82170503403c1f8c84286619f6179ead inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate point at a parameter with error checking. <a href="../../d4/d5a/class_o_n___curve.html#a82170503403c1f8c84286619f6179ead">More...</a><br /></td></tr>
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<tr class="memitem:a4e223877e0a89d31e0ed404625db70ef inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a4e223877e0a89d31e0ed404625db70ef">EvTangent</a> (double t, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point, <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &tangent, int side=0, int *hint=0) const</td></tr>
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<tr class="memdesc:a4e223877e0a89d31e0ed404625db70ef inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate unit tangent at a parameter with error checking. <a href="../../d4/d5a/class_o_n___curve.html#a4e223877e0a89d31e0ed404625db70ef">More...</a><br /></td></tr>
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<tr class="memitem:acfb31835869e2633469c36eca4a08e9b inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#acfb31835869e2633469c36eca4a08e9b">FirstSpanIsLinear</a> (double min_length, double tolerance) const</td></tr>
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<tr class="memitem:a85aa9ee2224714bc466f0bedaa569410 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a85aa9ee2224714bc466f0bedaa569410">FirstSpanIsLinear</a> (double min_length, double tolerance, <a class="el" href="../../d4/d6f/class_o_n___line.html">ON_Line</a> *span_line) const</td></tr>
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<tr class="memitem:aa6cf4d04b6fe809e888d9bd3c32038a4 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#aa6cf4d04b6fe809e888d9bd3c32038a4">FrameAt</a> (double t, <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &plane) const</td></tr>
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<tr class="memdesc:aa6cf4d04b6fe809e888d9bd3c32038a4 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Return a 3d frame at a parameter. <a href="../../d4/d5a/class_o_n___curve.html#aa6cf4d04b6fe809e888d9bd3c32038a4">More...</a><br /></td></tr>
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<tr class="separator:aa6cf4d04b6fe809e888d9bd3c32038a4 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a36d4d80c58ea92dde6a1298ed8141a66 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a36d4d80c58ea92dde6a1298ed8141a66">GetDomain</a> (double *t0, double *t1) const</td></tr>
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<tr class="memdesc:a36d4d80c58ea92dde6a1298ed8141a66 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">curve interface <a href="../../d4/d5a/class_o_n___curve.html#a36d4d80c58ea92dde6a1298ed8141a66">More...</a><br /></td></tr>
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<tr class="separator:a36d4d80c58ea92dde6a1298ed8141a66 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ada3a3e9951cc02187a6a9a0e715e70e0 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#ada3a3e9951cc02187a6a9a0e715e70e0">GetParameterTolerance</a> (double t, double *tminus, double *tplus) const</td></tr>
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<tr class="memdesc:ada3a3e9951cc02187a6a9a0e715e70e0 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Returns maximum algebraic degree of any span or a good estimate if curve spans are not algebraic. <a href="../../d4/d5a/class_o_n___curve.html#ada3a3e9951cc02187a6a9a0e715e70e0">More...</a><br /></td></tr>
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<tr class="separator:ada3a3e9951cc02187a6a9a0e715e70e0 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a4cbd5def723c9174ed88f9ca4db60c62 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a4cbd5def723c9174ed88f9ca4db60c62">GetSpanVectorIndex</a> (double t, int side, int *span_vector_index, <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> *span_domain) const</td></tr>
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<tr class="memitem:a4cab622314d16eaf41182a427d5c36e6 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a4cab622314d16eaf41182a427d5c36e6">IsArcAt</a> (double t, const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> *plane=0, <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> *arc=0, double tolerance=ON_ZERO_TOLERANCE, double *t0=0, double *t1=0) const</td></tr>
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<tr class="separator:a4cab622314d16eaf41182a427d5c36e6 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a0ba05cb9ae319f5723a43755fb9c2d3f inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a0ba05cb9ae319f5723a43755fb9c2d3f">IsClosable</a> (double tolerance, double min_abs_size=0.0, double min_rel_size=10.0) const</td></tr>
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<tr class="memdesc:a0ba05cb9ae319f5723a43755fb9c2d3f inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Decide if it makes sense to close off this curve by moving the endpoint to the start based on start-end gap size and length of curve as approximated by chord defined by 6 points. <a href="../../d4/d5a/class_o_n___curve.html#a0ba05cb9ae319f5723a43755fb9c2d3f">More...</a><br /></td></tr>
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<tr class="separator:a0ba05cb9ae319f5723a43755fb9c2d3f inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7beb8c89aea4828ab40a009853416481 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a7beb8c89aea4828ab40a009853416481">IsEllipse</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> *plane=nullptr, <a class="el" href="../../d6/dd8/class_o_n___ellipse.html">ON_Ellipse</a> *ellipse=nullptr, double tolerance=ON_ZERO_TOLERANCE) const</td></tr>
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<tr class="memitem:ae26e3ac4106357457d997acd4a989307 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#ae26e3ac4106357457d997acd4a989307">LastSpanIsLinear</a> (double min_length, double tolerance) const</td></tr>
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<tr class="memitem:ada7ec27d4ee0cfb4cecfc77a8d65e889 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#ada7ec27d4ee0cfb4cecfc77a8d65e889">LastSpanIsLinear</a> (double min_length, double tolerance, <a class="el" href="../../d4/d6f/class_o_n___line.html">ON_Line</a> *span_line) const</td></tr>
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<tr class="memitem:a667f621c7004f9f44f0d68f2267b9a0b inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a667f621c7004f9f44f0d68f2267b9a0b">NurbsCurve</a> (<a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a> *pNurbsCurve=nullptr, double tolerance=0.0, const <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> *subdomain=nullptr) const</td></tr>
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<tr class="memdesc:a667f621c7004f9f44f0d68f2267b9a0b inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Get a NURBS curve representation of this curve. <a href="../../d4/d5a/class_o_n___curve.html#a667f621c7004f9f44f0d68f2267b9a0b">More...</a><br /></td></tr>
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<tr class="separator:a667f621c7004f9f44f0d68f2267b9a0b inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a825d22c88fd23b1d684234fd3bf11254 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">ON::object_type </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a825d22c88fd23b1d684234fd3bf11254">ObjectType</a> () const override</td></tr>
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<tr class="memdesc:a825d22c88fd23b1d684234fd3bf11254 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">overrides virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#afa19aee4a411a8fda53aff00bd02d86e" title="Useful for switch statements that need to differentiate between basic object types like points...">ON_Object::ObjectType</a>. <a href="../../d4/d5a/class_o_n___curve.html#a825d22c88fd23b1d684234fd3bf11254">More...</a><br /></td></tr>
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<tr class="separator:a825d22c88fd23b1d684234fd3bf11254 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a91620c97b56aba376a763086efb4f817 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a91620c97b56aba376a763086efb4f817">operator=</a> (const <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> &)</td></tr>
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<tr class="memitem:abe5aefbc95ce86f017e69bf76cbbe03f inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#abe5aefbc95ce86f017e69bf76cbbe03f">PointAt</a> (double t) const</td></tr>
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<tr class="memdesc:abe5aefbc95ce86f017e69bf76cbbe03f inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate point at a parameter. <a href="../../d4/d5a/class_o_n___curve.html#abe5aefbc95ce86f017e69bf76cbbe03f">More...</a><br /></td></tr>
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<tr class="separator:abe5aefbc95ce86f017e69bf76cbbe03f inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a24c02f50c0c7e0036c744a0e3c8b8f88 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a24c02f50c0c7e0036c744a0e3c8b8f88">PointAtEnd</a> () const</td></tr>
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<tr class="memdesc:a24c02f50c0c7e0036c744a0e3c8b8f88 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate point at the end of the curve. <a href="../../d4/d5a/class_o_n___curve.html#a24c02f50c0c7e0036c744a0e3c8b8f88">More...</a><br /></td></tr>
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<tr class="separator:a24c02f50c0c7e0036c744a0e3c8b8f88 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:abd83649cbf4e749ac2613a058a6fe078 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#abd83649cbf4e749ac2613a058a6fe078">PointAtStart</a> () const</td></tr>
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<tr class="memdesc:abd83649cbf4e749ac2613a058a6fe078 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate point at the start of the curve. <a href="../../d4/d5a/class_o_n___curve.html#abd83649cbf4e749ac2613a058a6fe078">More...</a><br /></td></tr>
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<tr class="separator:abd83649cbf4e749ac2613a058a6fe078 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ac8dc771e7ebcfac85baf26c7e6b21c70 inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#ac8dc771e7ebcfac85baf26c7e6b21c70">SetDomain</a> (<a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> domain)</td></tr>
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<tr class="memdesc:ac8dc771e7ebcfac85baf26c7e6b21c70 inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Set the domain of the curve. <a href="../../d4/d5a/class_o_n___curve.html#ac8dc771e7ebcfac85baf26c7e6b21c70">More...</a><br /></td></tr>
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<tr class="separator:ac8dc771e7ebcfac85baf26c7e6b21c70 inherit pub_methods_class_o_n___curve"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a8de2247b5bb20d1b67d40c274c17697a inherit pub_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#a8de2247b5bb20d1b67d40c274c17697a">TangentAt</a> (double t) const</td></tr>
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<tr class="memdesc:a8de2247b5bb20d1b67d40c274c17697a inherit pub_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate unit tangent vector at a parameter. <a href="../../d4/d5a/class_o_n___curve.html#a8de2247b5bb20d1b67d40c274c17697a">More...</a><br /></td></tr>
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<tr class="inherit_header pub_methods_class_o_n___geometry"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_o_n___geometry')"><img src="../../closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="../../df/de0/class_o_n___geometry.html">ON_Geometry</a></td></tr>
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<tr class="memitem:a65226d33b1c8c1e8289e37073566c953 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a65226d33b1c8c1e8289e37073566c953">ON_Geometry</a> ()=default</td></tr>
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<tr class="memitem:a71fbefc2a5f24da5f5fb4061d6849f17 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a71fbefc2a5f24da5f5fb4061d6849f17">ON_Geometry</a> (const <a class="el" href="../../df/de0/class_o_n___geometry.html">ON_Geometry</a> &)=default</td></tr>
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<tr class="memitem:a4f2ca447610c622f3530944c764a3a67 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a4f2ca447610c622f3530944c764a3a67">~ON_Geometry</a> ()=default</td></tr>
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<tr class="memitem:ab1acdd7f0c350da696b402a9ac5edce0 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#ab1acdd7f0c350da696b402a9ac5edce0">BoundingBox</a> () const</td></tr>
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<tr class="memdesc:ab1acdd7f0c350da696b402a9ac5edce0 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Get object's 3d axis aligned bounding box. <a href="../../df/de0/class_o_n___geometry.html#ab1acdd7f0c350da696b402a9ac5edce0">More...</a><br /></td></tr>
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<tr class="separator:ab1acdd7f0c350da696b402a9ac5edce0 inherit pub_methods_class_o_n___geometry"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aeb8d6122b6285e4ab819fa50bd442c23 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual class <a class="el" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#aeb8d6122b6285e4ab819fa50bd442c23">BrepForm</a> (class <a class="el" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a> *brep=nullptr) const</td></tr>
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<tr class="memdesc:aeb8d6122b6285e4ab819fa50bd442c23 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">If possible, <a class="el" href="../../df/de0/class_o_n___geometry.html#aeb8d6122b6285e4ab819fa50bd442c23" title="If possible, BrepForm() creates a brep form of the ON_Geometry. ">BrepForm()</a> creates a brep form of the <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a>. <a href="../../df/de0/class_o_n___geometry.html#aeb8d6122b6285e4ab819fa50bd442c23">More...</a><br /></td></tr>
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<tr class="memitem:af8dfbd8534986bbd327a6ad812e374be inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#af8dfbd8534986bbd327a6ad812e374be">ClearBoundingBox</a> ()</td></tr>
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<tr class="memdesc:af8dfbd8534986bbd327a6ad812e374be inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Some objects cache bounding box information. If you modify an object, then call <a class="el" href="../../df/de0/class_o_n___geometry.html#af8dfbd8534986bbd327a6ad812e374be" title="Some objects cache bounding box information. If you modify an object, then call ClearBoundingBox() to...">ClearBoundingBox()</a> to inform the object that any cached bounding boxes are invalid. <a href="../../df/de0/class_o_n___geometry.html#af8dfbd8534986bbd327a6ad812e374be">More...</a><br /></td></tr>
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<tr class="memitem:a20e5d1aeada9545127329a8699c702b9 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual ON_COMPONENT_INDEX </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a20e5d1aeada9545127329a8699c702b9">ComponentIndex</a> () const</td></tr>
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<tr class="memdesc:a20e5d1aeada9545127329a8699c702b9 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">If this piece of geometry is a component in something larger, like an <a class="el" href="../../dd/de8/class_o_n___brep_edge.html" title="Brep edge information is stored in ON_BrepEdge classes. ON_Brep.m_E[] is an array of all the edges in...">ON_BrepEdge</a> in an <a class="el" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a>, then this function returns the component index. <a href="../../df/de0/class_o_n___geometry.html#a20e5d1aeada9545127329a8699c702b9">More...</a><br /></td></tr>
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<tr class="memitem:a7259b0a7e7c663e55345788411352075 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a7259b0a7e7c663e55345788411352075">GetBoundingBox</a> (<a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> &bbox, bool bGrowBox=false) const</td></tr>
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<tr class="memdesc:a7259b0a7e7c663e55345788411352075 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Get object's 3d axis aligned bounding box or the union of the input box with the object's bounding box. <a href="../../df/de0/class_o_n___geometry.html#a7259b0a7e7c663e55345788411352075">More...</a><br /></td></tr>
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<tr class="memitem:ac123c564ea7a43c4406ac78954cf5266 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#ac123c564ea7a43c4406ac78954cf5266">GetBoundingBox</a> (<a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &bbox_min, <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &bbox_max, bool bGrowBox=false) const</td></tr>
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<tr class="memdesc:ac123c564ea7a43c4406ac78954cf5266 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Get corners of object's 3d axis aligned bounding box or the union of the input box with the object's bounding box. <a href="../../df/de0/class_o_n___geometry.html#ac123c564ea7a43c4406ac78954cf5266">More...</a><br /></td></tr>
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<tr class="memitem:a84b28eb33d34c71913b9cd16f8ecab50 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a84b28eb33d34c71913b9cd16f8ecab50">HasBrepForm</a> () const</td></tr>
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<tr class="memdesc:a84b28eb33d34c71913b9cd16f8ecab50 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Query an object to see if it has an <a class="el" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a> form. Result: Returns true if the virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#aeb8d6122b6285e4ab819fa50bd442c23" title="If possible, BrepForm() creates a brep form of the ON_Geometry. ">ON_Geometry::BrepForm</a> can compute an <a class="el" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a> representation of this object. <a href="../../df/de0/class_o_n___geometry.html#a84b28eb33d34c71913b9cd16f8ecab50">More...</a><br /></td></tr>
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<tr class="separator:a84b28eb33d34c71913b9cd16f8ecab50 inherit pub_methods_class_o_n___geometry"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a071e7617820ea38c40f4b3966e7daee0 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../df/de0/class_o_n___geometry.html">ON_Geometry</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a071e7617820ea38c40f4b3966e7daee0">operator=</a> (const <a class="el" href="../../df/de0/class_o_n___geometry.html">ON_Geometry</a> &)=default</td></tr>
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<tr class="memitem:a3c8306ab6d43886453a056160429bc0a inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a3c8306ab6d43886453a056160429bc0a">Rotate</a> (double sin_angle, double cos_angle, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &rotation_axis, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &rotation_center)</td></tr>
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<tr class="memdesc:a3c8306ab6d43886453a056160429bc0a inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Rotates the object about the specified axis. A positive rotation angle results in a counter-clockwise rotation about the axis (right hand rule). <a href="../../df/de0/class_o_n___geometry.html#a3c8306ab6d43886453a056160429bc0a">More...</a><br /></td></tr>
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<tr class="separator:a3c8306ab6d43886453a056160429bc0a inherit pub_methods_class_o_n___geometry"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af49629d8d427ee579d9b28c1e25818e0 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#af49629d8d427ee579d9b28c1e25818e0">Rotate</a> (double rotation_angle, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &rotation_axis, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &rotation_center)</td></tr>
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<tr class="memdesc:af49629d8d427ee579d9b28c1e25818e0 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Rotates the object about the specified axis. A positive rotation angle results in a counter-clockwise rotation about the axis (right hand rule). <a href="../../df/de0/class_o_n___geometry.html#af49629d8d427ee579d9b28c1e25818e0">More...</a><br /></td></tr>
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<tr class="memitem:a1b847d6dcda412468ab59f06328b2619 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a1b847d6dcda412468ab59f06328b2619">Scale</a> (double scale_factor)</td></tr>
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<tr class="memdesc:a1b847d6dcda412468ab59f06328b2619 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Scales the object by the specified facotor. The scale is centered at the origin. <a href="../../df/de0/class_o_n___geometry.html#a1b847d6dcda412468ab59f06328b2619">More...</a><br /></td></tr>
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<tr class="memitem:a3b47e669fde50b5223a8017863598e89 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a3b47e669fde50b5223a8017863598e89">Translate</a> (const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &translation_vector)</td></tr>
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<tr class="memdesc:a3b47e669fde50b5223a8017863598e89 inherit pub_methods_class_o_n___geometry"><td class="mdescLeft"> </td><td class="mdescRight">Translates the object along the specified vector. <a href="../../df/de0/class_o_n___geometry.html#a3b47e669fde50b5223a8017863598e89">More...</a><br /></td></tr>
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<tr class="separator:a3b47e669fde50b5223a8017863598e89 inherit pub_methods_class_o_n___geometry"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="inherit_header pub_methods_class_o_n___object"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_o_n___object')"><img src="../../closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a></td></tr>
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<tr class="memitem:af580c6199f4469c49a4e09a117626c10 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#af580c6199f4469c49a4e09a117626c10">ON_Object</a> () ON_NOEXCEPT</td></tr>
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<tr class="memitem:a274166b34d06fc07a85997fd01b2dab1 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a274166b34d06fc07a85997fd01b2dab1">ON_Object</a> (const <a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> &)</td></tr>
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<tr class="memitem:ad940aab7d51005c8732d76d1b188e332 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ad940aab7d51005c8732d76d1b188e332">~ON_Object</a> ()</td></tr>
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<tr class="memitem:a8a1cfab63437a2d03cc50fdc6734f2a5 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="../../d1/df0/class_o_n___aggregate_component_status.html">ON_AggregateComponentStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a8a1cfab63437a2d03cc50fdc6734f2a5">AggregateComponentStatus</a> () const</td></tr>
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<tr class="memdesc:a8a1cfab63437a2d03cc50fdc6734f2a5 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Call whenever a component status setting is modifed by directly changing it on a component in a way that will result in any saved information about the parent object's aggretate component status becoming invalid. <a href="../../d9/d7b/class_o_n___object.html#a8a1cfab63437a2d03cc50fdc6734f2a5">More...</a><br /></td></tr>
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<tr class="separator:a8a1cfab63437a2d03cc50fdc6734f2a5 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ad5432b341051664c185b10712a6e5b79 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ad5432b341051664c185b10712a6e5b79">AttachUserData</a> (class <a class="el" href="../../d5/d55/class_o_n___user_data.html">ON_UserData</a> *pUserData)</td></tr>
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<tr class="memdesc:ad5432b341051664c185b10712a6e5b79 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Attach user data to an object. <a href="../../d9/d7b/class_o_n___object.html#ad5432b341051664c185b10712a6e5b79">More...</a><br /></td></tr>
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<tr class="separator:ad5432b341051664c185b10712a6e5b79 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a27893ff72ca7abbe985f8b5f4ccd900e inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a27893ff72ca7abbe985f8b5f4ccd900e">ClearAllComponentStates</a> () const</td></tr>
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<tr class="memdesc:a27893ff72ca7abbe985f8b5f4ccd900e inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Set all active level component states to <a class="el" href="../../d9/d12/class_o_n___component_status.html#ae267cd5d4088c8a033fa348d30227223">ON_ComponentStatus::NoneSet</a>. <a href="../../d9/d7b/class_o_n___object.html#a27893ff72ca7abbe985f8b5f4ccd900e">More...</a><br /></td></tr>
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<tr class="separator:a27893ff72ca7abbe985f8b5f4ccd900e inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1af75ebe418edff4a11985f8fca7d83b inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a1af75ebe418edff4a11985f8fca7d83b">ClearComponentStates</a> (<a class="el" href="../../d9/d12/class_o_n___component_status.html">ON_ComponentStatus</a> states_to_clear) const</td></tr>
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<tr class="memdesc:a1af75ebe418edff4a11985f8fca7d83b inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Clear the specified states on every component. <a href="../../d9/d7b/class_o_n___object.html#a1af75ebe418edff4a11985f8fca7d83b">More...</a><br /></td></tr>
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<tr class="separator:a1af75ebe418edff4a11985f8fca7d83b inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aeadf76a46f3f1a661bbf41e1b754fe89 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#aeadf76a46f3f1a661bbf41e1b754fe89">ClearComponentStates</a> (ON_COMPONENT_INDEX component_index, <a class="el" href="../../d9/d12/class_o_n___component_status.html">ON_ComponentStatus</a> states_to_clear) const</td></tr>
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<tr class="memdesc:aeadf76a46f3f1a661bbf41e1b754fe89 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Clear states on an individual component. <a href="../../d9/d7b/class_o_n___object.html#aeadf76a46f3f1a661bbf41e1b754fe89">More...</a><br /></td></tr>
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<tr class="memitem:ad044157e5c1efde9fce1c6ccf6e81ff3 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ad044157e5c1efde9fce1c6ccf6e81ff3">CopyUserData</a> (const <a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> &source_object, <a class="el" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a> source_userdata_item_id, <a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">ON_Object::UserDataConflictResolution</a> userdata_conflict_resolution)</td></tr>
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<tr class="memdesc:ad044157e5c1efde9fce1c6ccf6e81ff3 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Expert user tool that copies user data items with positive values of <a class="el" href="../../d5/d55/class_o_n___user_data.html#ac025400e9bff35c899ed85ba1b0a52e4">ON_UserData.m_userdata_copycount</a> from source_object to "this. <a href="../../d9/d7b/class_o_n___object.html#ad044157e5c1efde9fce1c6ccf6e81ff3">More...</a><br /></td></tr>
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<tr class="separator:ad044157e5c1efde9fce1c6ccf6e81ff3 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a58958333257eba5575a6a1b09c366c1b inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a58958333257eba5575a6a1b09c366c1b">CopyUserData</a> (const <a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> &source_object)</td></tr>
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<tr class="memdesc:a58958333257eba5575a6a1b09c366c1b inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Calls CopyUserData(source_object,ON_Object::UserDataConflictResolution::source_object). <a href="../../d9/d7b/class_o_n___object.html#a58958333257eba5575a6a1b09c366c1b">More...</a><br /></td></tr>
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<tr class="memitem:aa67be7d8cc76ec82ae22a30093ecf98f inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#aa67be7d8cc76ec82ae22a30093ecf98f">DeleteComponents</a> (const ON_COMPONENT_INDEX *ci_list, size_t ci_count)</td></tr>
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<tr class="memdesc:aa67be7d8cc76ec82ae22a30093ecf98f inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Delete the portions of the object identified in ci_list[]. <a href="../../d9/d7b/class_o_n___object.html#aa67be7d8cc76ec82ae22a30093ecf98f">More...</a><br /></td></tr>
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<tr class="separator:aa67be7d8cc76ec82ae22a30093ecf98f inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1dbb0eff3b2287152b40991b3afca9ee inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a1dbb0eff3b2287152b40991b3afca9ee">DetachUserData</a> (class <a class="el" href="../../d5/d55/class_o_n___user_data.html">ON_UserData</a> *pUserData)</td></tr>
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<tr class="memdesc:a1dbb0eff3b2287152b40991b3afca9ee inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Remove user data from an object. <a href="../../d9/d7b/class_o_n___object.html#a1dbb0eff3b2287152b40991b3afca9ee">More...</a><br /></td></tr>
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<tr class="memitem:ad265ca0da2d751edaa9d2b5ab2540c6a inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ad265ca0da2d751edaa9d2b5ab2540c6a">EmergencyDestroy</a> ()</td></tr>
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<tr class="memdesc:ad265ca0da2d751edaa9d2b5ab2540c6a inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Sets m_user_data_list = 0. <a href="../../d9/d7b/class_o_n___object.html#ad265ca0da2d751edaa9d2b5ab2540c6a">More...</a><br /></td></tr>
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<tr class="memitem:adb43bb324c44740c4bc2932e2f95c835 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">class <a class="el" href="../../d5/d55/class_o_n___user_data.html">ON_UserData</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#adb43bb324c44740c4bc2932e2f95c835">FirstUserData</a> () const</td></tr>
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<tr class="memdesc:adb43bb324c44740c4bc2932e2f95c835 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">User data is stored as a linked list of <a class="el" href="../../d5/d55/class_o_n___user_data.html">ON_UserData</a> classes. FirstUserData gets the first item in the linked list. This is the most recent item attached using <a class="el" href="../../d9/d7b/class_o_n___object.html#ad5432b341051664c185b10712a6e5b79" title="Attach user data to an object. ">AttachUserData()</a>. Remark: To iterate through all the user data on an object, call <a class="el" href="../../d9/d7b/class_o_n___object.html#adb43bb324c44740c4bc2932e2f95c835" title="User data is stored as a linked list of ON_UserData classes. FirstUserData gets the first item in the...">FirstUserData()</a> and then use <a class="el" href="../../d5/d55/class_o_n___user_data.html#a5e5a0d01e000319e0b37b340752613d8">ON_UserData::Next()</a> to traverse the list. <a href="../../d9/d7b/class_o_n___object.html#adb43bb324c44740c4bc2932e2f95c835">More...</a><br /></td></tr>
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<tr class="memitem:a691de6470e814973858aa5c51eaffa77 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a691de6470e814973858aa5c51eaffa77">GetComponentsWithSetStates</a> (<a class="el" href="../../d9/d12/class_o_n___component_status.html">ON_ComponentStatus</a> states_filter, bool bAllEqualStates, <a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>< ON_COMPONENT_INDEX > &components) const</td></tr>
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<tr class="memitem:a29f8d609e22008680581c6ca72ac47df inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">class <a class="el" href="../../d5/d55/class_o_n___user_data.html">ON_UserData</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a29f8d609e22008680581c6ca72ac47df">GetUserData</a> (const <a class="el" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a> &userdata_uuid) const</td></tr>
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<tr class="memdesc:a29f8d609e22008680581c6ca72ac47df inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Get a pointer to user data. <a href="../../d9/d7b/class_o_n___object.html#a29f8d609e22008680581c6ca72ac47df">More...</a><br /></td></tr>
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<tr class="memitem:ab40b5e89b4766299e415593b31a3849c inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ab40b5e89b4766299e415593b31a3849c">GetUserString</a> (const wchar_t *key, <a class="el" href="../../d1/d11/class_o_n__w_string.html">ON_wString</a> &string_value) const</td></tr>
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<tr class="memdesc:ab40b5e89b4766299e415593b31a3849c inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Get user string from the object. <a href="../../d9/d7b/class_o_n___object.html#ab40b5e89b4766299e415593b31a3849c">More...</a><br /></td></tr>
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<tr class="memitem:ac285fba1506b2b9b821e3655582939c4 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ac285fba1506b2b9b821e3655582939c4">GetUserStringKeys</a> (<a class="el" href="../../dd/d40/class_o_n___class_array.html">ON_ClassArray</a>< <a class="el" href="../../d1/d11/class_o_n__w_string.html">ON_wString</a> > &user_string_keys) const</td></tr>
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<tr class="memdesc:ac285fba1506b2b9b821e3655582939c4 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Get a list of all user string keys on the object. <a href="../../d9/d7b/class_o_n___object.html#ac285fba1506b2b9b821e3655582939c4">More...</a><br /></td></tr>
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<tr class="memitem:a004ab49490f69fcdc7681919c3837a33 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a004ab49490f69fcdc7681919c3837a33">GetUserStrings</a> (<a class="el" href="../../dd/d40/class_o_n___class_array.html">ON_ClassArray</a>< <a class="el" href="../../d0/d82/class_o_n___user_string.html">ON_UserString</a> > &user_strings) const</td></tr>
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<tr class="memdesc:a004ab49490f69fcdc7681919c3837a33 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Get a list of all user strings on the object. <a href="../../d9/d7b/class_o_n___object.html#a004ab49490f69fcdc7681919c3837a33">More...</a><br /></td></tr>
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<tr class="memitem:afe5367058a90545e81cd79b78103175d inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#afe5367058a90545e81cd79b78103175d">IsKindOf</a> (const <a class="el" href="../../d3/d3c/class_o_n___class_id.html">ON_ClassId</a> *pClassId) const</td></tr>
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<tr class="memdesc:afe5367058a90545e81cd79b78103175d inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Low level tool to test if an object is derived from a specified class. <a href="../../d9/d7b/class_o_n___object.html#afe5367058a90545e81cd79b78103175d">More...</a><br /></td></tr>
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<tr class="memitem:a609192fbafecbe4be3136d8cb4dce882 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a609192fbafecbe4be3136d8cb4dce882">MarkAggregateComponentStatusAsNotCurrent</a> () const</td></tr>
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<tr class="memdesc:a609192fbafecbe4be3136d8cb4dce882 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Call whenever a component status setting is modifed by directly changing it on a component in a way that will result in any saved information about the parent object's aggretate component status becoming invalid. <a href="../../d9/d7b/class_o_n___object.html#a609192fbafecbe4be3136d8cb4dce882">More...</a><br /></td></tr>
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<tr class="separator:a609192fbafecbe4be3136d8cb4dce882 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ae0674ccb79b6333e4b3c8e95ee10dd73 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ae0674ccb79b6333e4b3c8e95ee10dd73">MemoryRelocate</a> ()</td></tr>
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<tr class="memdesc:ae0674ccb79b6333e4b3c8e95ee10dd73 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">The <a class="el" href="../../d9/d7b/class_o_n___object.html#ae0674ccb79b6333e4b3c8e95ee10dd73" title="The MemoryRelocate() function is called when an object's location in memory is changed. For example, if an object resides in a chunk of memory that is grown by calling a realloc that has to allocate a new chunk and copy the contents of the old chunk to the new chunk, then the location of the object's memory changes. In practice this happens when classes derived from ON_Object are stored in dynamic arrays, like the default implementation of ON_ObjectArray<>'s that use realloc to grow the dynamic array. ">MemoryRelocate()</a> function is called when an object's location in memory is changed. For example, if an object resides in a chunk of memory that is grown by calling a realloc that has to allocate a new chunk and copy the contents of the old chunk to the new chunk, then the location of the object's memory changes. In practice this happens when classes derived from <a class="el" href="../../d9/d7b/class_o_n___object.html" title="Pure virtual base class for all classes that must provide runtime class id or support object level 3D...">ON_Object</a> are stored in dynamic arrays, like the default implementation of ON_ObjectArray<>'s that use realloc to grow the dynamic array. <a href="../../d9/d7b/class_o_n___object.html#ae0674ccb79b6333e4b3c8e95ee10dd73">More...</a><br /></td></tr>
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<tr class="memitem:a21c508d3b53458e252adbcd29e62ed09 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a21c508d3b53458e252adbcd29e62ed09">ModelObjectId</a> () const</td></tr>
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<tr class="memdesc:a21c508d3b53458e252adbcd29e62ed09 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">All objects in an opennurbs model have an id ( ON_Layer.m_layer_id, ON_Font.m_font_id, ON_Material.m_material_id, <a class="el" href="../../d0/d52/class_o_n__3dm_object_attributes.html#a806a85052b002c45021650e3b97e2018">ON_3dmObjectAttributes.m_uuid</a> ). <a href="../../d9/d7b/class_o_n___object.html#a21c508d3b53458e252adbcd29e62ed09">More...</a><br /></td></tr>
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<tr class="memitem:a78b4ecb2eb36641e1ee6b4fc6129606e inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a78b4ecb2eb36641e1ee6b4fc6129606e">MoveUserData</a> (<a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> &source_object, <a class="el" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a> source_userdata_item_id, <a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">ON_Object::UserDataConflictResolution</a> userdata_conflict_resolution, bool bDeleteAllSourceItems)</td></tr>
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<tr class="memdesc:a78b4ecb2eb36641e1ee6b4fc6129606e inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Expert user tool that moves user data items from source_object to "this. <a href="../../d9/d7b/class_o_n___object.html#a78b4ecb2eb36641e1ee6b4fc6129606e">More...</a><br /></td></tr>
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<tr class="memitem:a54a891ae2cb2a25008a7a39cb19dfcea inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a54a891ae2cb2a25008a7a39cb19dfcea">MoveUserData</a> (<a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> &source_object)</td></tr>
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<tr class="memdesc:a54a891ae2cb2a25008a7a39cb19dfcea inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Calls MoveUserData(source_object,ON_Object::UserDataConflictResolution::source_object,true). <a href="../../d9/d7b/class_o_n___object.html#a54a891ae2cb2a25008a7a39cb19dfcea">More...</a><br /></td></tr>
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<tr class="memitem:aba6166c9aecef42639e684a2a3fda223 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#aba6166c9aecef42639e684a2a3fda223">operator=</a> (const <a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a> &)</td></tr>
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<tr class="memitem:a88b61cafc0024ecb7a4bd22da2718680 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a88b61cafc0024ecb7a4bd22da2718680">PurgeUserData</a> ()</td></tr>
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<tr class="memdesc:a88b61cafc0024ecb7a4bd22da2718680 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="../../d9/d7b/class_o_n___object.html#a88b61cafc0024ecb7a4bd22da2718680" title="PurgeUserData() removes all user data from object. ">PurgeUserData()</a> removes all user data from object. <a href="../../d9/d7b/class_o_n___object.html#a88b61cafc0024ecb7a4bd22da2718680">More...</a><br /></td></tr>
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<tr class="memitem:ab728c0576fd5913bc1575b74997bddb5 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ab728c0576fd5913bc1575b74997bddb5">SetComponentStates</a> (ON_COMPONENT_INDEX component_index, <a class="el" href="../../d9/d12/class_o_n___component_status.html">ON_ComponentStatus</a> states_to_set) const</td></tr>
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<tr class="memdesc:ab728c0576fd5913bc1575b74997bddb5 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Set states on an individual component. <a href="../../d9/d7b/class_o_n___object.html#ab728c0576fd5913bc1575b74997bddb5">More...</a><br /></td></tr>
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<tr class="memitem:a589f1fdc28f6259d1bd22bdedc9c4c76 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a589f1fdc28f6259d1bd22bdedc9c4c76">SetComponentStatus</a> (ON_COMPONENT_INDEX component_index, <a class="el" href="../../d9/d12/class_o_n___component_status.html">ON_ComponentStatus</a> status_to_copy) const</td></tr>
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<tr class="memdesc:a589f1fdc28f6259d1bd22bdedc9c4c76 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Copy status settings to an individual component. <a href="../../d9/d7b/class_o_n___object.html#a589f1fdc28f6259d1bd22bdedc9c4c76">More...</a><br /></td></tr>
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<tr class="memitem:a074dc9e9b919853919564793c37f5143 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a074dc9e9b919853919564793c37f5143">SetUserString</a> (const wchar_t *key, const wchar_t *string_value)</td></tr>
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<tr class="memdesc:a074dc9e9b919853919564793c37f5143 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Attach a user string to the object. This information will perisist through copy construction, operator=, and file IO. <a href="../../d9/d7b/class_o_n___object.html#a074dc9e9b919853919564793c37f5143">More...</a><br /></td></tr>
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<tr class="memitem:a7234af898c307a2c2f7931db7e627592 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a7234af898c307a2c2f7931db7e627592">SetUserStrings</a> (int count, const <a class="el" href="../../d0/d82/class_o_n___user_string.html">ON_UserString</a> *user_strings, bool bReplace)</td></tr>
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<tr class="memdesc:a7234af898c307a2c2f7931db7e627592 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Append entries to the user string list <a href="../../d9/d7b/class_o_n___object.html#a7234af898c307a2c2f7931db7e627592">More...</a><br /></td></tr>
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<tr class="memitem:a881bd2f0d8515adba1c42c578bcb7052 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a881bd2f0d8515adba1c42c578bcb7052">TransformUserData</a> (const class <a class="el" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a> &xform)</td></tr>
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<tr class="memdesc:a881bd2f0d8515adba1c42c578bcb7052 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Objects derived from <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> must call <a class="el" href="../../d9/d7b/class_o_n___object.html#a881bd2f0d8515adba1c42c578bcb7052" title="Objects derived from ON_Geometry must call TransformUserData() in their Transform() member function...">TransformUserData()</a> in their Transform() member function. <a href="../../d9/d7b/class_o_n___object.html#a881bd2f0d8515adba1c42c578bcb7052">More...</a><br /></td></tr>
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<tr class="separator:a881bd2f0d8515adba1c42c578bcb7052 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a82188bbf97bbd149ac6fcb7cd8e989d1 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a82188bbf97bbd149ac6fcb7cd8e989d1">UpdateReferencedComponents</a> (const class <a class="el" href="../../d8/d72/class_o_n___component_manifest.html">ON_ComponentManifest</a> &source_manifest, const class <a class="el" href="../../d8/d72/class_o_n___component_manifest.html">ON_ComponentManifest</a> &destination_manifest, const class <a class="el" href="../../d9/df6/class_o_n___manifest_map.html">ON_ManifestMap</a> &manifest_map)</td></tr>
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<tr class="memdesc:a82188bbf97bbd149ac6fcb7cd8e989d1 inherit pub_methods_class_o_n___object"><td class="mdescLeft"> </td><td class="mdescRight">Uses the destination_manifest to update references to other components. This is typically done when a component's references came from a "source" context and are being updated to the "destination" context. For example, inserting one model into another when index, id, and name conflicts need to be resolved at the time of insertion. <a href="../../d9/d7b/class_o_n___object.html#a82188bbf97bbd149ac6fcb7cd8e989d1">More...</a><br /></td></tr>
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<tr class="separator:a82188bbf97bbd149ac6fcb7cd8e989d1 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab648403ebf4592831809710f378e9ac2 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#ab648403ebf4592831809710f378e9ac2">UserStringCount</a> () const</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
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Additional Inherited Members</h2></td></tr>
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<tr class="inherit_header pub_types_class_o_n___object"><td colspan="2" onclick="javascript:toggleInherit('pub_types_class_o_n___object')"><img src="../../closed.png" alt="-"/> Public Types inherited from <a class="el" href="../../d9/d7b/class_o_n___object.html">ON_Object</a></td></tr>
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<tr class="memitem:a7f520e987ffa14e71b06493340f9956c inherit pub_types_class_o_n___object"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">UserDataConflictResolution</a> : unsigned char { <br />
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  <a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956caba9e24ac13ffcde7d2f6b554a33df7cd">UserDataConflictResolution::destination_object</a> = 0,
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<a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca34f1a09f0cf6c7e702b6aad2260c6b0f">UserDataConflictResolution::source_object</a> = 1,
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<a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956cad741a50b9ec9ac0de6491a83bc5b166f">UserDataConflictResolution::source_copycount_gt</a> = 2,
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  <a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca6c944380c6bd502741a041a82ad00a5a">UserDataConflictResolution::destination_copycount_gt</a> = 4,
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<a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956cadb77cee2050a09b500c679688e45a105">UserDataConflictResolution::destination_copycount_ge</a> = 5,
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<a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca880ec7882afd9386e91140bf4f77e594">UserDataConflictResolution::delete_item</a> = 6
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}<tr class="memdesc:a7f520e987ffa14e71b06493340f9956c"><td class="mdescLeft"> </td><td class="mdescRight">When a userdata item is copied or moved from a source object to a destination object, the <a class="el" href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c" title="When a userdata item is copied or moved from a source object to a destination object, the ON_Object::UserDataConflictResolution enum values specify how conficts are resolved. Remark: A userdata item "conflict" occurs when both the destination and source object have a user data item with the same value of ON_UserData::m_userdata_uuid. ">ON_Object::UserDataConflictResolution</a> enum values specify how conficts are resolved. Remark: A userdata item "conflict" occurs when both the destination and source object have a user data item with the same value of <a class="el" href="../../d5/d55/class_o_n___user_data.html#a9bc044ba84a529fe2195d8f8a817fda2" title="This uuid is the value that must be passed to ON_Object::GetUserData() to retrieve this piece of user...">ON_UserData::m_userdata_uuid</a>. <a href="../../d9/d7b/class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">More...</a><br /></td></tr>
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<tr class="inherit_header pub_static_attribs_class_o_n___geometry"><td colspan="2" onclick="javascript:toggleInherit('pub_static_attribs_class_o_n___geometry')"><img src="../../closed.png" alt="-"/> Static Public Attributes inherited from <a class="el" href="../../df/de0/class_o_n___geometry.html">ON_Geometry</a></td></tr>
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<tr class="memitem:a4d9849b197644c66831f3ed1b8738935 inherit pub_static_attribs_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="../../df/de0/class_o_n___geometry.html">ON_Geometry</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de0/class_o_n___geometry.html#a4d9849b197644c66831f3ed1b8738935">Unset</a></td></tr>
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<tr class="inherit_header pro_methods_class_o_n___curve"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_class_o_n___curve')"><img src="../../closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a></td></tr>
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<tr class="memitem:ae57cffd07cc97af4e9636c5088babbdb inherit pro_methods_class_o_n___curve"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/d5a/class_o_n___curve.html#ae57cffd07cc97af4e9636c5088babbdb">ParameterSearch</a> (double t, int &index, bool bEnableSnap, const <a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>< double > &m_t, double RelTol=ON_SQRT_EPSILON) const</td></tr>
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<tr class="memdesc:ae57cffd07cc97af4e9636c5088babbdb inherit pro_methods_class_o_n___curve"><td class="mdescLeft"> </td><td class="mdescRight">Lookup a parameter in the m_t array, optionally using a built in snap tolerance to snap a parameter value to an element of m_t. This function is used by some types derived from <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> to snap parameter values <a href="../../d4/d5a/class_o_n___curve.html#ae57cffd07cc97af4e9636c5088babbdb">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>An <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a> is an <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> represented by a sequence of contiguous <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> segments. A valid polycurve is represented by an array m_segment of <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>>=1 curve objects and a strictly increasing array m_t of <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].<a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain()</a>[0] is mapped to m_t[i] and m_segment[i].<a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain()</a>[1] is mapped to m_t[i+1]. </p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<a id="a3d65132ac41cf11403d4353900f9f041"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a3d65132ac41cf11403d4353900f9f041">◆ </a></span>ON_PolyCurve() <span class="overload">[1/3]</span></h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a7d431f5751cfd3b9a3e83b507b0ce4cb">◆ </a></span>~ON_PolyCurve()</h2>
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<td class="memname">virtual ON_PolyCurve::~ON_PolyCurve </td>
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<td>(</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a2fe4a7f770adf0bd3eeb36aedce194ec">◆ </a></span>ON_PolyCurve() <span class="overload">[2/3]</span></h2>
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<td class="memname">ON_PolyCurve::ON_PolyCurve </td>
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<td class="paramtype">const <a class="el" href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a> & </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a73efa6eedf0cf58759201e15f3167c54">◆ </a></span>ON_PolyCurve() <span class="overload">[3/3]</span></h2>
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<h2 class="groupheader">Member Function Documentation</h2>
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<a id="a055359871bbff3d14e1f8b9b1fdda40f"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a055359871bbff3d14e1f8b9b1fdda40f">◆ </a></span>Append()</h2>
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<td class="memname">bool ON_PolyCurve::Append </td>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td>
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<h2 class="memtitle"><span class="permalink"><a href="#af56d626715ab09a9675cd469a8b6309d">◆ </a></span>AppendAndMatch()</h2>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a762e058d9df8c2210266004441bf5c1c">◆ </a></span>ChangeClosedCurveSeam()</h2>
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<p>If this curve is closed, then modify it so that the start/end point is at curve parameter t. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<dl class="section return"><dt>Returns</dt><dd>true if successful. </dd></dl>
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<p>Overrides virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#aadf0546a6f3b286a670217caf0abbd7b" title="If this curve is closed, then modify it so that the start/end point is at curve parameter t...">ON_Curve::ChangeClosedCurveSeam</a> </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#aadf0546a6f3b286a670217caf0abbd7b">ON_Curve</a>.</p>
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<p>Reimplemented in <a class="el" href="../../d6/d10/class_o_n___poly_edge_curve.html#ad2df59e36b3b7f956de926231d5233b3">ON_PolyEdgeCurve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aeff9cc0fdedc09963c7420c2b02f1f30">◆ </a></span>ChangeDimension()</h2>
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<p>Change the dimension of a curve. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad22fad50c89ae6c3c267f240fc6a9f19">◆ </a></span>CloseGap()</h2>
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<p>Modify the one or both locations at the end of segment[gap_index-1] and the start of segment[gap_index] so they are coindicent. </p>
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<dl class="section return"><dt>Returns</dt><dd>True if a modification was performed and HasGap(gap_index-1) returns 0 after the modification. False if no modification was preformed because there was no gap or because one could not be performed. </dd></dl>
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<p>Note that passing the return value from <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a55b07891f635832a90b049ce73937da4" title="Search the curve for gaps between the sub curve segments. ">FindNextGap()</a> will close the gap found by <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a55b07891f635832a90b049ce73937da4" title="Search the curve for gaps between the sub curve segments. ">FindNextGap()</a>. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a71287a7b5eb66440c40f7c8a77cf6d37">◆ </a></span>CloseGaps()</h2>
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<p>Searches for and closes all gaps that can be found. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a04db27dcd6d3fc68fecfa8d08239fc7c">◆ </a></span>Count()</h2>
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<p>Interface. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab02e4992bff66c1d5d59ab99d8d75c80">◆ </a></span>DataCRC()</h2>
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<td class="memname">ON__UINT32 ON_PolyCurve::DataCRC </td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#af51d5fcec9379ad9b7a56ac4dfc9a8b2" title="Returns a CRC calculated from the information that defines the object. This CRC can be used as a quic...">ON_Object::DataCRC</a> override </p>
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<p>Reimplemented from <a class="el" href="../../d9/d7b/class_o_n___object.html#af51d5fcec9379ad9b7a56ac4dfc9a8b2">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afd44a4d9b411deca4a14aaa6d37069c5">◆ </a></span>Degree()</h2>
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<td class="memname">int ON_PolyCurve::Degree </td>
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<p>Returns maximum algebraic degree of any span or a good estimate if curve spans are not algebraic. </p>
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<dl class="section return"><dt>Returns</dt><dd>degree </dd></dl>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#a3c1b90bd24333d58d584016e3b40225d">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a39bed6df37ccd74c76ed5569ecec358a">◆ </a></span>Destroy()</h2>
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<td class="memname">void ON_PolyCurve::Destroy </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a7e3d68e828a1ae33e7f9784bd48fc469">◆ </a></span>DestroyRuntimeCache()</h2>
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<td class="memname">void ON_PolyCurve::DestroyRuntimeCache </td>
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<p>virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#af8435c33ab53af41c22dac75e8917569" title="Expert user function. If you are using openNURBS in its default configuration to read and write 3dm a...">ON_Object::DestroyRuntimeCache</a> override </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a4ad9a73ad53707fbebfc904e772f605b">ON_Curve</a>.</p>
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<p>Reimplemented in <a class="el" href="../../d6/d10/class_o_n___poly_edge_curve.html#a76a58c1e7eae1c9e752746a9d584f4da">ON_PolyEdgeCurve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6d2d3bb4e30278712e773a9b6b00c53e">◆ </a></span>Dimension()</h2>
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<p><a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> overrides. </p>
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<p>Reimplemented from <a class="el" href="../../df/de0/class_o_n___geometry.html#a0d66ab16e2fddfd1b3e6cf3d6ebbd364">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab23358105a708269c397b99b25b6fdb9">◆ </a></span>Domain()</h2>
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<td class="memname"><a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ON_PolyCurve::Domain </td>
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<dl class="section return"><dt>Returns</dt><dd>domain of the curve. </dd></dl>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#ae3a1e3ea7c924246a43754aa03790432">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a27fdbfc0da365eca81baf766a9a83397">◆ </a></span>Dump()</h2>
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<td class="paramtype"><a class="el" href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a> & </td>
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<p>Creates a text dump of the object. </p>
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<p><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a27fdbfc0da365eca81baf766a9a83397" title="Creates a text dump of the object. ">Dump()</a> is intended for debugging and is not suitable for creating high quality text descriptions of an object.</p>
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<p>The default implementations of this virtual function prints the class's name. </p>
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<p>Reimplemented from <a class="el" href="../../d9/d7b/class_o_n___object.html#a21c7b04a80f1806c3a45f72d7c491a44">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1004ba72034176a7324b73fce2567c2b">◆ </a></span>DuplicateCurve()</h2>
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<p><a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> overrides. </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ab1b9d5f72971851b4790f4f47d51a846">ON_Curve</a>.</p>
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<p>Reimplemented in <a class="el" href="../../d6/d10/class_o_n___poly_edge_curve.html#a72c5a083ee70b4bc248ac6894b06089a">ON_PolyEdgeCurve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8a301fc3cf9024218794421f4b916c0f">◆ </a></span>Evaluate()</h2>
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<p>This evaluator actually does all the work. The other <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> evaluation tools call this virtual function. </p>
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<tr><td class="paramname">v</td><td>[out] array of length (der_count+1)*v_stride curve(t) is returned in (v[0],...,v[m_dim-1]), curve'(t) is retuned in (v[v_stride],...,v[v_stride+m_dim-1]), curve"(t) is retuned in (v[2*v_stride],...,v[2*v_stride+m_dim-1]), etc.</td></tr>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d4/d5a/class_o_n___curve.html#a82170503403c1f8c84286619f6179ead" title="Evaluate point at a parameter with error checking. ">ON_Curve::EvPoint</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#a37944a7a4d1c3d7e28afcbc9184ef799" title="Evaluate first derivative at a parameter with error checking. ">ON_Curve::Ev1Der</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#a1388f1ac523a1e8abca222eab2d4ce7a" title="Evaluate second derivative at a parameter with error checking. ">ON_Curve::Ev2Der</a></dd></dl>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#acb8caa121873abcf53f050a8953a70bb">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afd3c1a43385302940e38d06fe3eac609">◆ </a></span>EvaluatePoint()</h2>
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<td class="memname">bool ON_PolyCurve::EvaluatePoint </td>
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<td>(</td>
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<td class="paramtype">const class <a class="el" href="../../d3/d80/class_o_n___obj_ref.html">ON_ObjRef</a> & </td>
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<td class="paramname"><em>objref</em>, </td>
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<td class="paramtype"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> & </td>
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<td></td><td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> override </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad625501436509ff71c9fa21778ad2459">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a667134c8afbabcd288b27860bd1feb15">◆ </a></span>Extend()</h2>
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<td class="memname">bool ON_PolyCurve::Extend </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> & </td>
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<td class="paramname"><em>domain</em></td><td>)</td>
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<p>Where possible, analytically extends curve to include domain. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">domain</td><td>[in] if domain is not included in curve domain, curve will be extended so that its domain includes domain. Will not work if curve is closed. Original curve is identical to the restriction of the resulting curve to the original curve domain,</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true if successful. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad590804af708aa05f56c27b6b3982ef7">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a55b07891f635832a90b049ce73937da4">◆ </a></span>FindNextGap()</h2>
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<td class="memname">int ON_PolyCurve::FindNextGap </td>
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<td>(</td>
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<td class="paramname"><em>segment_index0</em></td><td>)</td>
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<p>Search the curve for gaps between the sub curve segments. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">segment_index0</td><td>[in] The search for gaps starts at with the comparing the end of segment[segment_index0] and the start of segment[segment_index0+1].</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>0: No gaps were found. i > segment_index0: The end of polycuve segment[i-1] is not coincident with the start of polycurve segment[i]. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#abf64c0ce1b1ad4a0188d7af527beba0d">◆ </a></span>FirstSegmentCurve()</h2>
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<td class="memname"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* ON_PolyCurve::FirstSegmentCurve </td>
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<td>(</td>
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<td> const</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3db334ab389ee2fd26f9c3a9f583419e">◆ </a></span>GetBBox()</h2>
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<td class="memname">bool ON_PolyCurve::GetBBox </td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> GetBBox override </p>
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<p>Reimplemented from <a class="el" href="../../df/de0/class_o_n___geometry.html#ad615e08fe92af659c8d10cbb4f8fc5e3">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7f7ace839771d232a4b1224288ddcfab">◆ </a></span>GetCurveParameterFromNurbFormParameter()</h2>
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<td class="memname">bool ON_PolyCurve::GetCurveParameterFromNurbFormParameter </td>
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<td>(</td>
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<td class="paramtype">double </td>
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<p>virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad64be6b1a263a59bfc740199d6de8ace" title="Convert a NURBS curve parameter to a curve parameter ">ON_Curve::GetCurveParameterFromNurbFormParameter</a> override </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad64be6b1a263a59bfc740199d6de8ace">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a64aad28eb98b9cfd4799bc3cd13e7d73">◆ </a></span>GetNextDiscontinuity()</h2>
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<td class="memname">bool ON_PolyCurve::GetNextDiscontinuity </td>
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<p>Search for a derivatitive, tangent, or curvature discontinuity. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">c</td><td>[in] type of continity to test for. If ON::continuity::C1_continuous</td></tr>
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<tr><td class="paramname">t0</td><td>[in] search begins at t0</td></tr>
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<tr><td class="paramname">t1</td><td>[in] (t0 < t1) search ends at t1</td></tr>
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<tr><td class="paramname">t</td><td>[out] if a discontinuity is found, the *t reports the parameter at the discontinuity.</td></tr>
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<tr><td class="paramname">hint</td><td>[in/out] if GetNextDiscontinuity will be called repeatedly, passing a "hint" with initial value *hint=0 will increase the speed of the search.</td></tr>
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<tr><td class="paramname">dtype</td><td>[out] if not nullptr, *dtype reports the kind of discontinuity found at *t. A value of 1 means the first derivative or unit tangent was discontinuous. A value of 2 means the second derivative or curvature was discontinuous.</td></tr>
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<tr><td class="paramname">cos_angle_tolerance</td><td>[in] default = cos(1 degree) Used only when c is ON::continuity::G1_continuous or ON::continuity::G2_continuous. If the cosine of the angle between two tangent vectors is <= cos_angle_tolerance, then a G1 discontinuity is reported.</td></tr>
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<tr><td class="paramname">curvature_tolerance</td><td>[in] (default = ON_SQRT_EPSILON) Used only when c is ON::continuity::G2_continuous or ON::continuity::Gsmooth_continuous. ON::continuity::G2_continuous: If K0 and K1 are curvatures evaluated from above and below and |K0 - K1| > curvature_tolerance, then a curvature discontinuity is reported. ON::continuity::Gsmooth_continuous: If K0 and K1 are curvatures evaluated from above and below and the angle between K0 and K1 is at least twice angle tolerance or ||K0| - |K1|| > (max(|K0|,|K1|) > curvature_tolerance, then a curvature discontinuity is reported.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true if a discontinuity was found on the interior of the interval (t0,t1). </dd></dl>
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<p>Overrides <a class="el" href="../../d4/d5a/class_o_n___curve.html#a2deaf514586ac4b16daa45a97d4bd8e1" title="Search for a derivatitive, tangent, or curvature discontinuity. ">ON_Curve::GetNextDiscontinuity</a>. </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a2deaf514586ac4b16daa45a97d4bd8e1">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a80dc0a9f4905fba6b97a028632575837">◆ </a></span>GetNurbForm()</h2>
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<td class="paramtype"><a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a> & </td>
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<p>Get a NURBS curve representation of this curve. </p>
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<tr><td class="paramname">nurbs_curve</td><td>[out] NURBS representation returned here</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>0 unable to create NURBS representation with desired accuracy. 1 success - returned NURBS parameterization matches the curve's to wthe desired accuracy 2 success - returned NURBS point locus matches the curve's to the desired accuracy and the domain of the NURBS curve is correct. On However, This curve's parameterization and the NURBS curve parameterization may not match to the desired accuracy. This situation happens when getting NURBS representations of curves that have a transendental parameterization like circles </dd></dl>
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<p>This is a low-level virtual function. If you do not need the parameterization information provided by the return code, then <a class="el" href="../../d4/d5a/class_o_n___curve.html#a667f621c7004f9f44f0d68f2267b9a0b" title="Get a NURBS curve representation of this curve. ">ON_Curve::NurbsCurve</a> may be easier to use. </p>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d4/d5a/class_o_n___curve.html#a667f621c7004f9f44f0d68f2267b9a0b" title="Get a NURBS curve representation of this curve. ">ON_Curve::NurbsCurve</a></dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a67dd944c24cda3d319fa5ac73bb95c2e">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae4102fff634d6604ac24e845e32675d6">◆ </a></span>GetNurbFormParameterFromCurveParameter()</h2>
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<td>)</td>
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<td></td><td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#ae3ed534f071a515ea5270acf2a04e6e7" title="Convert a curve parameter to a NURBS curve parameter. ">ON_Curve::GetNurbFormParameterFromCurveParameter</a> override </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ae3ed534f071a515ea5270acf2a04e6e7">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab9492f00e2be26bee9985c0b841d038a">◆ </a></span>GetSpanVector()</h2>
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<td class="memname">bool ON_PolyCurve::GetSpanVector </td>
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<td>(</td>
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<td class="paramtype">double * </td>
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<td class="paramname"><em>knots</em></td><td>)</td>
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<td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Get number of parameters of "knots". </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">knots</td><td>[out] an array of length <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a976ec8e2a29b3e1336f199830d108ff5" title="Get number of nonempty smooth (c-infinity) spans in curve ">SpanCount()</a>+1 is filled in with the parameters where the curve is not smooth (C-infinity).</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true if successful </dd></dl>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#ae619c78b795518c251c5ac32d34d568f">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aea704b360c8e9e72a27429136ec0dc8e">◆ </a></span>GetTightBoundingBox()</h2>
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<td class="memname">bool ON_PolyCurve::GetTightBoundingBox </td>
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<td>(</td>
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<td class="paramtype">class <a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> & </td>
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<td class="paramname"><em>tight_bbox</em>, </td>
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<td class="paramtype">bool </td>
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<td class="paramtype">const class <a class="el" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a> * </td>
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<td>)</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../df/de0/class_o_n___geometry.html" title="Base class for all geometry classes that must provide runtime class id. Provides interface for common...">ON_Geometry</a> GetTightBoundingBox override </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a07da6630700d2c2ce04f0bc3178b02b0">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae9034458510db05371a98b8d4d035948">◆ </a></span>HarvestSegment()</h2>
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<td class="memname"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* ON_PolyCurve::HarvestSegment </td>
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<td>(</td>
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<td class="paramtype">int </td>
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<td class="paramname"></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#abc2ed6d303cd475d1e458dbe29d88d86">◆ </a></span>HasGapAt()</h2>
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<td class="memname">bool ON_PolyCurve::HasGapAt </td>
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<td>(</td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>segment_index</em></td><td>)</td>
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<p>Determine if there is a gap between the end of segment[segment_index] and the start of segment[segment_index+1]. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">segment_index</td><td>[in] >= 0</td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>true: segment_index was valid and there is a gap between the end of segment[segment_index] and the start of segment[segment_index+1]. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a4f5cdfa2e5abdb01ea0c22e2beeff865">◆ </a></span>HasNurbForm()</h2>
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<td class="memname">int ON_PolyCurve::HasNurbForm </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Does a NURBS curve representation of this curve. </p>
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<dl class="section return"><dt>Returns</dt><dd>0 unable to create NURBS representation with desired accuracy. 1 success - NURBS parameterization matches the curve's to wthe desired accuracy 2 success - NURBS point locus matches the curve's and the domain of the NURBS curve is correct. However, This curve's parameterization and the NURBS curve parameterization may not match. This situation happens when getting NURBS representations of curves that have a transendental parameterization like circles </dd></dl>
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<p>This is a low-level virtual function. </p>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d4/d5a/class_o_n___curve.html#a67dd944c24cda3d319fa5ac73bb95c2e" title="Get a NURBS curve representation of this curve. ">ON_Curve::GetNurbForm</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#a667f621c7004f9f44f0d68f2267b9a0b" title="Get a NURBS curve representation of this curve. ">ON_Curve::NurbsCurve</a></dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a25f556492601b4e679e8416cee60c529">ON_Curve</a>.</p>
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<a id="a73b2b11e6e9b042bcb296903f432f6a3"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a73b2b11e6e9b042bcb296903f432f6a3">◆ </a></span>HasSynchronizedSegmentDomains()</h2>
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<td class="memname">bool ON_PolyCurve::HasSynchronizedSegmentDomains </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>True if the domains of the curves in the m_segment[] array exactly match the domains of the segments specified in the m_t[] array. Put another way, returns true if SegmentDomain(i) = SegmentCurve(i).<a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain()</a> for every segment index. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ae77c5704cc568f6818d3d23301e274c9">◆ </a></span>Insert()</h2>
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<td class="memname">bool ON_PolyCurve::Insert </td>
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<td class="paramtype">int </td>
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<td class="paramname">, </td>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td>
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<td class="paramname"> </td>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3772b0e7c43198673457b00cb7159911">◆ </a></span>IsArc()</h2>
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<td class="memname">bool ON_PolyCurve::IsArc </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> * </td>
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<td class="paramtype"><a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> * </td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Test a curve to see if the locus if its points is an arc or circle. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">plane</td><td>[in] if not nullptr, test is performed in this plane</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>ON_Arc.m_angle > 0 if curve locus is an arc between specified points. If ON_Arc.m_angle is 2.0*ON_PI, then the curve is a circle. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#adb5f04bc1eb13842d60c7c9778740ca8">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a87c4768bb74bc28a11e300895278a3c4">◆ </a></span>IsClosed()</h2>
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<td class="memname">bool ON_PolyCurve::IsClosed </td>
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<td class="paramtype">void </td>
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<p>Test a curve to see if it is closed. </p>
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<dl class="section return"><dt>Returns</dt><dd>true if the curve is closed. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a8108d949eee27fb0ab7b2b4339df5b7f">ON_Curve</a>.</p>
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<p>Reimplemented in <a class="el" href="../../d6/d10/class_o_n___poly_edge_curve.html#a594727ba20edd4c9c996863a5669921a">ON_PolyEdgeCurve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aadb4505ecc06a2b4185e6e42f8979da6">◆ </a></span>IsContinuous()</h2>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Test continuity at a curve parameter value. </p>
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<tr><td class="paramname">c</td><td>[in] continuity to test for</td></tr>
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<tr><td class="paramname">t</td><td>[in] parameter to test</td></tr>
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<tr><td class="paramname">point_tolerance</td><td>[in] if the distance between two points is greater than point_tolerance, then the curve is not C0.</td></tr>
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<tr><td class="paramname">d1_tolerance</td><td>[in] if the difference between two first derivatives is greater than d1_tolerance, then the curve is not C1.</td></tr>
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<tr><td class="paramname">d2_tolerance</td><td>[in] if the difference between two second derivatives is greater than d2_tolerance, then the curve is not C2.</td></tr>
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<tr><td class="paramname">cos_angle_tolerance</td><td>[in] default = cos(1 degree) Used only when c is ON::continuity::G1_continuous or ON::continuity::G2_continuous. If the cosine of the angle between two tangent vectors is <= cos_angle_tolerance, then a G1 discontinuity is reported.</td></tr>
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<tr><td class="paramname">curvature_tolerance</td><td>[in] (default = ON_SQRT_EPSILON) Used only when c is ON::continuity::G2_continuous or ON::continuity::Gsmooth_continuous. ON::continuity::G2_continuous: If K0 and K1 are curvatures evaluated from above and below and |K0 - K1| > curvature_tolerance, then a curvature discontinuity is reported. ON::continuity::Gsmooth_continuous: If K0 and K1 are curvatures evaluated from above and below and the angle between K0 and K1 is at least twice angle tolerance or ||K0| - |K1|| > (max(|K0|,|K1|) > curvature_tolerance, then a curvature discontinuity is reported.</td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>true if the curve has at least the c type continuity at the parameter t. </dd></dl>
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<p>Overrides <a class="el" href="../../d4/d5a/class_o_n___curve.html#ac0a69004a8792a80abb7c9ee19f98f6a" title="Test continuity at a curve parameter value. ">ON_Curve::IsContinuous</a>. </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ac0a69004a8792a80abb7c9ee19f98f6a">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab24212a2ca573f1fdef072c97c1c0aed">◆ </a></span>IsDeformable()</h2>
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<td class="memname">bool ON_PolyCurve::IsDeformable </td>
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<p>virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#af156cd098b9e68fab5f32e76b1e274e2">ON_Geometry::IsDeformable()</a> override </p>
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<p>Reimplemented from <a class="el" href="../../df/de0/class_o_n___geometry.html#af156cd098b9e68fab5f32e76b1e274e2">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3f18ad614b30dee3c01b60f560d15b01">◆ </a></span>IsInPlane()</h2>
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<td class="memname">bool ON_PolyCurve::IsInPlane </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> & </td>
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<p>Test a curve to see if it lies in a specific plane. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<dl class="section return"><dt>Returns</dt><dd>true if the maximum distance from the curve to the test_plane is <= tolerance. </dd></dl>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#a7c480c610e37703041d9eacb502d5ae8">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3592b84ed65f1ee94fb248a27c8ac1a9">◆ </a></span>IsLinear()</h2>
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<p>Test a curve to see if the locus if its points is a line segment. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<dl class="section return"><dt>Returns</dt><dd>true if the ends of the curve are farther than tolerance apart and the maximum distance from any point on the curve to the line segment connecting the curve's ends is <= tolerance. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a325716a9735ab59416bf6800a23ce5fc">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae5f34bbe221ada57df00702bcce16c0a">◆ </a></span>IsNested()</h2>
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<td class="memname">bool ON_PolyCurve::IsNested </td>
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<dl class="section return"><dt>Returns</dt><dd>True if a curve in the m_segment[] array is an <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a>. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#acf2434382de42f43eb4077267538d65d">◆ </a></span>IsPeriodic()</h2>
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<p>Test a curve to see if it is periodic. </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad27af42168a1be8f54fff24aed354aab">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad691dbdc567696fb75038a32f4b1de11">◆ </a></span>IsPlanar()</h2>
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<td>(</td>
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<td class="paramtype"><a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> * </td>
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<p>Test a curve to see if it is planar. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">plane</td><td>[out] if not nullptr and true is returned, the plane parameters are filled in.</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true if there is a plane such that the maximum distance from the curve to the plane is <= tolerance. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#aa98dcc86caf6da5cdac543e52d695bd4">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad525eefcd332b79d0ec02383527dc4f6">◆ </a></span>IsPolyline()</h2>
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<td>(</td>
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<td class="paramtype"><a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>< <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> > * </td>
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<p>Several types of <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> can have the form of a polyline including a degree 1 <a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a>, an <a class="el" href="../../d8/d6f/class_o_n___polyline_curve.html">ON_PolylineCurve</a>, and an <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a> all of whose segments are some form of polyline. IsPolyline tests a curve to see if it can be represented as a polyline. </p>
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<dl class="section return"><dt>Returns</dt><dd>table 0 curve is not some form of a polyline >=2 number of points in polyline form </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a467d9a30eb67c198df47da3abc1a87cd">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a932ee89f2be7ebd06eb4cfdf464eeae1">◆ </a></span>IsValid() <span class="overload">[1/2]</span></h2>
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<p>Tests an object to see if its data members are correctly initialized. </p>
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<tr><td class="paramname">text_log</td><td>[in] if the object is not valid and text_log is not nullptr, then a brief englis description of the reason the object is not valid is appened to the log. The information appended to text_log is suitable for</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>table true object is valid false object is invalid, uninitialized, etc. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ad18204f5af4db575034594bd5bbfaf00">◆ </a></span>IsValid() <span class="overload">[2/2]</span></h2>
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<p>Tests an object to see if its data members are correctly initialized. </p>
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<dl class="section return"><dt>Returns</dt><dd>table true object is valid false object is invalid, uninitialized, etc. </dd></dl>
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<p>Overrides virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#a7212696724553dc4d365479a10150c0d" title="Tests an object to see if its data members are correctly initialized. ">ON_Object::IsValid</a> </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a46de08b21709241d7309f013a5d7de41">◆ </a></span>LastSegmentCurve()</h2>
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<td class="memname"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* ON_PolyCurve::LastSegmentCurve </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ab1dc8fe019d4cf6851de35c7a529a00e">◆ </a></span>MakeDeformable()</h2>
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<p>virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#ac3d5cb708edca66a4a6c1992299329a3" title="If possible, converts the object into a form that can be accuratly modified with "squishy" transforma...">ON_Geometry::MakeDeformable()</a> override </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a36f9b5b2b9a5a1fcf12a71747f968159">◆ </a></span>ON_DEPRECATED_MSG() <span class="overload">[1/2]</span></h2>
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<td class="paramtype">"Replace calls to HasGap() with <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a55b07891f635832a90b049ce73937da4">FindNextGap</a>(0)" </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ab6e461ae847b834ef0640db491f3feb9">◆ </a></span>ON_DEPRECATED_MSG() <span class="overload">[2/2]</span></h2>
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<td class="paramtype">"Use <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#acb3fa67bfe80970d7e44b19a0150e3ec">RemoveNesting</a>(). RemoveNestingEx() will be removed in the next release." </td>
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<h2 class="memtitle"><span class="permalink"><a href="#aea70889d03602c829c9d0e5285ca2c58">◆ </a></span>operator=()</h2>
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<td class="memname"><a class="el" href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a>& ON_PolyCurve::operator= </td>
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<td class="memname"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* ON_PolyCurve::operator[] </td>
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<p>These operator[] functions return nullptr if index is out of range. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1998e4fe2de5666a23374f585b650e05">◆ </a></span>ParameterSearch()</h2>
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<p>Lookup a parameter in the m_t array, optionally using a built in snap tolerance to snap a parameter value to an element of m_t. </p>
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<p>condition value of index t<m_t[0] or m_t is empty -1 m_t[i] < t < m_t[i+1] i for 0<=i<=m_t.Count()-2 t>m_t[ m_t.Count()-1] m_t.Count()-1 </p>
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<tr><td class="paramname">bEnableSnap</td><td>[in] if true use tolerance when comparing to m_t values Returns true if the t is exactly equal to, or within tolerance of (only if bEnableSnap==true) m_t[index].</td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a75e2c2beb69948d9fc8fa456a4bfc9e2">◆ </a></span>PolyCurveParameter()</h2>
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<td class="memname">double ON_PolyCurve::PolyCurveParameter </td>
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<p>Converts a segment curve parameter to a polycurve parameter. </p>
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<dl class="section return"><dt>Returns</dt><dd>Polycurve evaluation parameter or ON_UNSET_VALUE if the polycurve curve parameter cannot be computed. </dd></dl>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a9bfb55867e5627d3ee16463a297740a1" title="Converts a polycurve parameter to a segment curve parameter. ">ON_PolyCurve::SegmentCurveParameter</a></dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a6a0fcf75febb4d6e12dbbf9188c013b9">◆ </a></span>Prepend()</h2>
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<td class="memname">bool ON_PolyCurve::Prepend </td>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad3b9f330f58de9f6abf5c148421fc953">◆ </a></span>PrependAndMatch()</h2>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td>
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<h2 class="memtitle"><span class="permalink"><a href="#afddd3bcc932065e09836ba8d9da740fd">◆ </a></span>Read()</h2>
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<td class="paramtype"><a class="el" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a> & </td>
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<p>Low level archive writing tool used by <a class="el" href="../../db/d16/class_o_n___binary_archive.html#a025b86c1da38eb51f66d6260b1141ac3" title="Reads and object from a 3dm archive; ">ON_BinaryArchive::ReadObject()</a>. </p>
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<p>Use <a class="el" href="../../db/d16/class_o_n___binary_archive.html#a025b86c1da38eb51f66d6260b1141ac3" title="Reads and object from a 3dm archive; ">ON_BinaryArchive::ReadObject()</a> to read objects. This <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#afddd3bcc932065e09836ba8d9da740fd" title="Low level archive writing tool used by ON_BinaryArchive::ReadObject(). ">Read()</a> function should read the objects definition back into its data members.</p>
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<p>The default implementation of this virtual function returns false and does nothing. </p>
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<p>Reimplemented from <a class="el" href="../../d9/d7b/class_o_n___object.html#a09ac9742ead91dd8f9cdd579bcbfed10">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#adf357f537f5084d75a0dfe2e33d73cd2">◆ </a></span>Remove() <span class="overload">[1/2]</span></h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a5f67abbfc6255442a45933b11f2321c6">◆ </a></span>Remove() <span class="overload">[2/2]</span></h2>
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<h2 class="memtitle"><span class="permalink"><a href="#acb3fa67bfe80970d7e44b19a0150e3ec">◆ </a></span>RemoveNesting()</h2>
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<p>Removes the nested of polycurves. The result will have not have an <a class="el" href="../../d8/d00/class_o_n___poly_curve.html" title="An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()>=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. ">ON_PolyCurve</a> as a segment but will have identical locus and parameterization. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a4cffa6642c6f680205c19fc613cf46fd">◆ </a></span>Reserve()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a87298c404d6415c406fb75fcf99f60a5">◆ </a></span>Reverse()</h2>
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<p>Reverse the direction of the curve. </p>
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<dl class="section return"><dt>Returns</dt><dd>true if curve was reversed. </dd></dl>
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<p>If reveresed, the domain changes from [a,b] to [-b,-a] </p>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#a506b1c3a2ad743b87d5a4085fe3d0b1a">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae80e5325548e2e467811603b5ffec257">◆ </a></span>SegmentCurve()</h2>
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<td class="memname"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* ON_PolyCurve::SegmentCurve </td>
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<td>(</td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>segment_index</em></td><td>)</td>
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<td> const</td>
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<p>Returns a pointer to a segment curve. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">segment_index</td><td>[in] 0 based index (0 <= segment_index < <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a> )</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>A pointer to the segment curve. Returns nullptr if segment_index < 0 or segment_index >= <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a9bfb55867e5627d3ee16463a297740a1">◆ </a></span>SegmentCurveParameter()</h2>
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<td class="memname">double ON_PolyCurve::SegmentCurveParameter </td>
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<td>(</td>
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<td class="paramtype">double </td>
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<td class="paramname"><em>polycurve_parameter</em></td><td>)</td>
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<td> const</td>
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<p>Converts a polycurve parameter to a segment curve parameter. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">polycurve_parameter</td><td>[in]</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Segment curve evaluation parameter or ON_UNSET_VALUE if the segment curve parameter cannot be computed. </dd></dl>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a75e2c2beb69948d9fc8fa456a4bfc9e2" title="Converts a segment curve parameter to a polycurve parameter. ">ON_PolyCurve::PolyCurveParameter</a></dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a64ee1299dcd3d564a33e47c7ab450af3">◆ </a></span>SegmentCurves()</h2>
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<td class="memname">const <a class="el" href="../../d8/d06/class_o_n___curve_array.html">ON_CurveArray</a>& ON_PolyCurve::SegmentCurves </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>Reference to m_segment. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#aadd93731ec17531f636a76a50ddb90c5">◆ </a></span>SegmentDomain()</h2>
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<td class="memname"><a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ON_PolyCurve::SegmentDomain </td>
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<td>(</td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>segment_index</em></td><td>)</td>
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<td> const</td>
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<p>Returns the polycurve subdomain assigned to a segment curve. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">segment_index</td><td>[in] 0 based index (0 <= segment_index < <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a> )</td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>The polycurve subdomain assigned to a segment curve. Returns ([ON_UNSET_VALUE,ON_UNSET_VALUE) if segment_index < 0 or segment_index >= <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ad96424a8574663f659516c1361ad1a2e">◆ </a></span>SegmentIndex() <span class="overload">[1/2]</span></h2>
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<td class="memname">int ON_PolyCurve::SegmentIndex </td>
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<td>(</td>
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<td class="paramtype">double </td>
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<td class="paramname"><em>polycurve_parameter</em></td><td>)</td>
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<td> const</td>
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<p>Find the segment used for evaluation at polycurve_parameter. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">polycurve_parameter</td><td>[in]</td></tr>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>index of the segment used for evaluation at polycurve_parameter. If polycurve_parameter < Domain.Min(), then 0 is returned. If polycurve_parameter > Domain.Max(), then <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a04db27dcd6d3fc68fecfa8d08239fc7c" title="Interface. ">Count()</a>-1 is returned. </dd></dl>
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<a id="a033b334429264e99470a7f69dd0fe910"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a033b334429264e99470a7f69dd0fe910">◆ </a></span>SegmentIndex() <span class="overload">[2/2]</span></h2>
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<td class="memname">int ON_PolyCurve::SegmentIndex </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> </td>
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<td class="paramname"><em>sub_domain</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">int * </td>
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<td class="paramname"><em>segment_index0</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">int * </td>
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<td class="paramname"><em>segment_index1</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td> const</td>
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<p>Find the segments with support on sub_domain. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">sub_domain</td><td>[in] increasing interval</td></tr>
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<tr><td class="paramname">segment_index0</td><td>[out]</td></tr>
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<tr><td class="paramname">segment_index1</td><td>[out] segments with index i where *segment_index0 <= i < *segment_index1 are the segments with support on the sub_domain</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>number of segments with support on sub_domain. </dd></dl>
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<a id="a43c1d67ead6d4499bc8b2190efbf7dea"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a43c1d67ead6d4499bc8b2190efbf7dea">◆ </a></span>SegmentParameters()</h2>
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<td class="memname">const <a class="el" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a><double>& ON_PolyCurve::SegmentParameters </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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<dl class="section return"><dt>Returns</dt><dd>Reference to m_t. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#af6b17638561f66bafeac70e39f1d5144">◆ </a></span>SetDomain()</h2>
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<td class="memname">bool ON_PolyCurve::SetDomain </td>
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<td class="paramtype">double </td>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#ac8dc771e7ebcfac85baf26c7e6b21c70" title="Set the domain of the curve. ">ON_Curve::SetDomain</a> override. Set the domain of the curve </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">t0</td><td>[in]</td></tr>
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<tr><td class="paramname">t1</td><td>[in] new domain will be [t0,t1]</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true if successful. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#af327855ca0a4d977e6ebfb5b84ad2281">ON_Curve</a>.</p>
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<a id="a3c4d080328acb8457bc4a0e0edd9c618"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a3c4d080328acb8457bc4a0e0edd9c618">◆ </a></span>SetEndPoint()</h2>
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<td class="memname">bool ON_PolyCurve::SetEndPoint </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> </td>
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<td class="paramname"><em>end_point</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Force the curve to end at a specified point. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">end_point</td><td>[in]</td></tr>
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</table>
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<dl class="section return"><dt>Returns</dt><dd>true if successful. </dd></dl>
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<p>Some end points cannot be moved. Be sure to check return code. </p>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d4/d5a/class_o_n___curve.html#ab6db85b7bd367cab86201db1a6b5a1b5" title="Force the curve to start at a specified point. ">ON_Curve::SetStartPoint</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#abd83649cbf4e749ac2613a058a6fe078" title="Evaluate point at the start of the curve. ">ON_Curve::PointAtStart</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#a24c02f50c0c7e0036c744a0e3c8b8f88" title="Evaluate point at the end of the curve. ">ON_Curve::PointAtEnd</a></dd></dl>
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<p>virtual </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a96e8ee83e56e84c16a14637fe48a42ee">ON_Curve</a>.</p>
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<p>Reimplemented in <a class="el" href="../../d6/d10/class_o_n___poly_edge_curve.html#a6368036da9444ff415aaa0997c489ce0">ON_PolyEdgeCurve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab0ab877f880488c3eea27170ad1efb9f">◆ </a></span>SetParameterization()</h2>
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<td class="memname">bool ON_PolyCurve::SetParameterization </td>
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<p>Expert user function to set the m_t[] array. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">t</td><td>[in] increasing array of SegmentCount()+1 parameters. Returns True if successful.</td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a12a5591283572b25c58c709e648da77a">◆ </a></span>SetSegment()</h2>
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<td class="memname">void ON_PolyCurve::SetSegment </td>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> * </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3e3a808731699edd3df177bf1a296b92">◆ </a></span>SetStartPoint()</h2>
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<td>(</td>
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<td class="paramname"><em>start_point</em></td><td>)</td>
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<p>Force the curve to start at a specified point. </p>
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<dl class="section return"><dt>Returns</dt><dd>true if successful. </dd></dl>
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<p>Some start points cannot be moved. Be sure to check return code. </p>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="../../d4/d5a/class_o_n___curve.html#a96e8ee83e56e84c16a14637fe48a42ee" title="Force the curve to end at a specified point. ">ON_Curve::SetEndPoint</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#abd83649cbf4e749ac2613a058a6fe078" title="Evaluate point at the start of the curve. ">ON_Curve::PointAtStart</a>, <a class="el" href="../../d4/d5a/class_o_n___curve.html#a24c02f50c0c7e0036c744a0e3c8b8f88" title="Evaluate point at the end of the curve. ">ON_Curve::PointAtEnd</a></dd></dl>
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<p>virtual </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#ab6db85b7bd367cab86201db1a6b5a1b5">ON_Curve</a>.</p>
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<p>Reimplemented in <a class="el" href="../../d6/d10/class_o_n___poly_edge_curve.html#a82312d2fd06bc5435f9670d336fc34ed">ON_PolyEdgeCurve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1afa5ee6dd28cd871df014c487e787fc">◆ </a></span>SizeOf()</h2>
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<td class="memname">unsigned int ON_PolyCurve::SizeOf </td>
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<td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p><a class="el" href="../../d9/d7b/class_o_n___object.html" title="Pure virtual base class for all classes that must provide runtime class id or support object level 3D...">ON_Object</a> overrides. </p>
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<p>virtual <a class="el" href="../../d9/d7b/class_o_n___object.html#a0299df21bfed90d7b5bfb24cdcf5e6c1">ON_Object::SizeOf</a> override </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#af13b163bb51b3972593f6ccf89d18950">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a976ec8e2a29b3e1336f199830d108ff5">◆ </a></span>SpanCount()</h2>
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<td class="memname">int ON_PolyCurve::SpanCount </td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Get number of nonempty smooth (c-infinity) spans in curve </p>
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<dl class="section return"><dt>Returns</dt><dd>Number of nonempty smooth (c-infinity) spans. </dd></dl>
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<p>Implements <a class="el" href="../../d4/d5a/class_o_n___curve.html#ad162b90ba333e4f3dd5b13823e1b5f27">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe">◆ </a></span>Split()</h2>
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<td class="memname">bool ON_PolyCurve::Split </td>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *& </td>
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<td class="paramname"><em>left_side</em>, </td>
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<td class="paramtype"><a class="el" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a> *& </td>
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<td class="paramname"><em>right_side</em> </td>
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<td></td><td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#a2d6c16e8ddfe8f2cde8c4431db67a337" title="Splits (divides) the curve at the specified parameter. The parameter must be in the interior of the c...">ON_Curve::Split</a> override. Divide the curve at the specified parameter. The parameter must be in the interior of the curve's domain. The pointers passed to Split must either be nullptr or point to an <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> object of the same of the same type. If the pointer is nullptr, then a curve will be created in <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe" title="virtual ON_Curve::Split override. Divide the curve at the specified parameter. The parameter must be ...">Split()</a>. You may pass "this" as one of the pointers to <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#a1ddf4e9b0126ff9d2c8e96f11f7d3fbe" title="virtual ON_Curve::Split override. Divide the curve at the specified parameter. The parameter must be ...">Split()</a>. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">t</td><td>[in] parameter in interval <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ab23358105a708269c397b99b25b6fdb9">Domain()</a>.</td></tr>
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<tr><td class="paramname">left_side</td><td>[out] left portion of curve</td></tr>
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<tr><td class="paramname">right_side</td><td>[out] right portion of curve</td></tr>
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</dd>
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<div class="fragment"><div class="line">For example, <span class="keywordflow">if</span> crv were an ON_NurbsCurve, then</div><div class="line"></div><div class="line"> ON_NurbsCurve right_side;</div><div class="line"> crv.Split( crv.Domain().Mid() &crv, &right_side );</div><div class="line"></div><div class="line">would split crv at the parametric midpoint, put the left side</div><div class="line">in crv, and <span class="keywordflow">return</span> the right side in right_side.</div></div><!-- fragment -->
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a2d6c16e8ddfe8f2cde8c4431db67a337">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#adfc21c6c18cbda0d96223c24a20c1cba">◆ </a></span>SwapCoordinates()</h2>
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<td class="memname">bool ON_PolyCurve::SwapCoordinates </td>
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<td>(</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Swaps object coordinate values with indices i and j. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">i</td><td>[in] coordinate index</td></tr>
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<tr><td class="paramname">j</td><td>[in] coordinate index </td></tr>
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</dd>
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<p>The default implementation uses the virtual <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ace50c5842aad8743bff5a2f479e10084" title="overrides virtual ON_Geometry::Transform(). ON_Curve::Transform() calls ON_Geometry::Transform(xform)...">Transform()</a> function to calculate the result. If you are creating an object where <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#ace50c5842aad8743bff5a2f479e10084" title="overrides virtual ON_Geometry::Transform(). ON_Curve::Transform() calls ON_Geometry::Transform(xform)...">Transform()</a> is slow, coordinate swapping will be frequently used, and coordinate swapping can be quickly accomplished, then override this function.</p>
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<div class="fragment"><div class="line">@verbatim</div><div class="line"> <a class="code" href="../../d0/d8d/class_o_n___point.html">ON_Point</a> point(7,8,9);</div><div class="line"> point.SwapCoordinates(0,2);</div><div class="line"> <span class="comment">// point = (9,8,7)</span></div><div class="line"><span class="keyword">@end</span>verbatim</div></div><!-- fragment -->
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<p>Reimplemented from <a class="el" href="../../df/de0/class_o_n___geometry.html#a737d7b1433104a39298629931e899cd4">ON_Geometry</a>.</p>
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<a id="a48255f631281b81cf8cd6ee1084f1d31"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a48255f631281b81cf8cd6ee1084f1d31">◆ </a></span>SynchronizeSegmentDomains()</h2>
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<td class="memname">bool ON_PolyCurve::SynchronizeSegmentDomains </td>
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<p>Sets the domain of the curve int the m_segment[] array to exactly match the domain defined in the m_t[] array. This is not required, but can simplify some coding situations. </p>
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<dl class="section return"><dt>Returns</dt><dd>True if at least one segment was reparameterized. False if no changes were made. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ace50c5842aad8743bff5a2f479e10084">◆ </a></span>Transform()</h2>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>overrides virtual <a class="el" href="../../df/de0/class_o_n___geometry.html#add710872e89bc29e1ed1321b3e70b1b1" title="Transforms the object. ">ON_Geometry::Transform()</a>. <a class="el" href="../../d4/d5a/class_o_n___curve.html#a9f59373850214fc53a6c793596aece78" title="overrides virtual ON_Geometry::Transform(). ON_Curve::Transform() calls ON_Geometry::Transform(xform)...">ON_Curve::Transform()</a> calls ON_Geometry::Transform(xform), which calls ON_Object::TransformUserData(xform), and then calls this-><a class="el" href="../../d4/d5a/class_o_n___curve.html#a5a1d3ccd2a60f2ed3f06c864ee263429" title="Destroys the runtime curve tree used to speed closest point and intersection calcuations. ">DestroyCurveTree()</a>. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<p>Classes derived from <a class="el" href="../../d4/d5a/class_o_n___curve.html" title="ON_Curve is a pure virtual class for curve objects ">ON_Curve</a> should call <a class="el" href="../../d4/d5a/class_o_n___curve.html#a9f59373850214fc53a6c793596aece78" title="overrides virtual ON_Geometry::Transform(). ON_Curve::Transform() calls ON_Geometry::Transform(xform)...">ON_Curve::Transform()</a> to handle user data transformations and curve tree destruction and then transform their definition. </p>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#a9f59373850214fc53a6c793596aece78">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#af71306a123188d97480215c799b7ca8d">◆ </a></span>Trim()</h2>
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<td class="memname">bool ON_PolyCurve::Trim </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> & </td>
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<p>virtual <a class="el" href="../../d4/d5a/class_o_n___curve.html#abd583766fdcd75cc269e87aeab40c4a7" title="Removes portions of the curve outside the specified interval. ">ON_Curve::Trim</a> override. Removes portions of the curve outside the specified interval. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<dl class="section return"><dt>Returns</dt><dd>true if successful. </dd></dl>
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<p>Reimplemented from <a class="el" href="../../d4/d5a/class_o_n___curve.html#abd583766fdcd75cc269e87aeab40c4a7">ON_Curve</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#affd7018462a1960f2db6d721e7ba242a">◆ </a></span>Write()</h2>
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<td>(</td>
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<td class="paramtype"><a class="el" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a> & </td>
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<p>Low level archive writing tool used by <a class="el" href="../../db/d16/class_o_n___binary_archive.html#a33187abe5d04ac52c41d7a798e664f3b">ON_BinaryArchive::WriteObject()</a>. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">binary_archive</td><td>archive to write to</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Returns true if the write is successful. </dd></dl>
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<p>Use <a class="el" href="../../db/d16/class_o_n___binary_archive.html#a33187abe5d04ac52c41d7a798e664f3b">ON_BinaryArchive::WriteObject()</a> to write objects. This <a class="el" href="../../d8/d00/class_o_n___poly_curve.html#affd7018462a1960f2db6d721e7ba242a" title="Low level archive writing tool used by ON_BinaryArchive::WriteObject(). ">Write()</a> function should just write the specific definition of this object. It should not write and any chunk typecode or length information.</p>
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<p>The default implementation of this virtual function returns false and does nothing. </p>
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<p>Reimplemented from <a class="el" href="../../d9/d7b/class_o_n___object.html#a16eb9ab6bf0d0a614655cf9cd055871a">ON_Object</a>.</p>
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