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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">ON_Arc Class Reference</div> </div>
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<p><code>#include <<a class="el" href="../../d2/d25/opennurbs__arc_8h_source.html">opennurbs_arc.h</a>></code></p>
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Inheritance diagram for ON_Arc:</div>
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<img src="../../d3/ddf/class_o_n___arc.png" usemap="#ON_5FArc_map" alt=""/>
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<map id="ON_5FArc_map" name="ON_5FArc_map">
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<area href="../../d1/d1b/class_o_n___circle.html" alt="ON_Circle" shape="rect" coords="0,0,72,24"/>
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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:ad990fcc2e7f5515003dc60240b4ad21f"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ad990fcc2e7f5515003dc60240b4ad21f">ON_Arc</a> ()=default</td></tr>
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<tr class="memdesc:ad990fcc2e7f5515003dc60240b4ad21f"><td class="mdescLeft"> </td><td class="mdescRight">Create a radius one arc with angle = 2*pi. <a href="#ad990fcc2e7f5515003dc60240b4ad21f">More...</a><br /></td></tr>
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<tr class="memitem:ac6d5501297089ec8206b10f5c8f20a3d"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ac6d5501297089ec8206b10f5c8f20a3d">ON_Arc</a> (const <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> &)=default</td></tr>
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<tr class="memitem:ab1f323c3d0b3ec5f08c0b6154e3b748f"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ab1f323c3d0b3ec5f08c0b6154e3b748f">ON_Arc</a> (const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> &circle, double angle_in_radians)</td></tr>
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<tr class="separator:ab1f323c3d0b3ec5f08c0b6154e3b748f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a93dd3f0c3e6b276fa81d4a12f76f9f17"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a93dd3f0c3e6b276fa81d4a12f76f9f17">ON_Arc</a> (const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> &circle, <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> angle_interval_in_radians)</td></tr>
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<tr class="memitem:ad7c0c323e6469e1ee942e967f2030021"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ad7c0c323e6469e1ee942e967f2030021">ON_Arc</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &<a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a>, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>, double angle_in_radians)</td></tr>
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<tr class="memitem:acb3004871178a4be15f3e63a793a6ff6"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#acb3004871178a4be15f3e63a793a6ff6">ON_Arc</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>, double angle_in_radians)</td></tr>
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<tr class="memitem:ab50270197db961ca1754f780029f27aa"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ab50270197db961ca1754f780029f27aa">ON_Arc</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &<a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a>, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>, double angle_in_radians)</td></tr>
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<tr class="memitem:a7b72c4b8fe40dbb3702b25e92637a793"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a7b72c4b8fe40dbb3702b25e92637a793">ON_Arc</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &start_point, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &interior_point, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &end_point)</td></tr>
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<tr class="memitem:acd3e42765733431ac8d71d488aeef882"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#acd3e42765733431ac8d71d488aeef882">ON_Arc</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &start_point, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &interior_point, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &end_point)</td></tr>
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<tr class="separator:acd3e42765733431ac8d71d488aeef882"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ae5fd9f60d9e347758a3c59fd12aa7f3d"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ae5fd9f60d9e347758a3c59fd12aa7f3d">~ON_Arc</a> ()=default</td></tr>
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<tr class="memitem:a93cab6cad12fd63ddd6048320b89d15f"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a93cab6cad12fd63ddd6048320b89d15f">AngleDegrees</a> () const</td></tr>
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<tr class="memitem:a500298b72e2e444e16fb0a580bb01c8b"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a500298b72e2e444e16fb0a580bb01c8b">AngleRadians</a> () const</td></tr>
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<tr class="memitem:a03d3e93575eea68a6492e68097ce27f8"><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="../../d3/ddf/class_o_n___arc.html#a03d3e93575eea68a6492e68097ce27f8">BoundingBox</a> () const</td></tr>
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<tr class="memitem:a0ba149028b30944bffbdb1daf0e46605"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a0ba149028b30944bffbdb1daf0e46605">ClosestPointTo</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &test_point, double *t) const</td></tr>
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<tr class="memitem:a4a42836f591f5003d57d10ebb7d155ec"><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="../../d3/ddf/class_o_n___arc.html#a4a42836f591f5003d57d10ebb7d155ec">ClosestPointTo</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &test_point) const</td></tr>
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<tr class="memitem:a86fd5ca54277dcdfbdd634bebbd39649"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a86fd5ca54277dcdfbdd634bebbd39649">Create</a> (const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> &circle, double angle_in_radians)</td></tr>
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<tr class="memitem:a3d24954d091513197be3294e1ee4863f"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a3d24954d091513197be3294e1ee4863f">Create</a> (const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> &circle, <a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> angle_interval_in_radians)</td></tr>
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<tr class="memitem:a50db8ce523e9635b28b14b1773f1fd96"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a50db8ce523e9635b28b14b1773f1fd96">Create</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &<a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a>, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>, double angle_in_radians)</td></tr>
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<tr class="memitem:a1aff0fa9af01e3eeaea522b0591e7b81"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a1aff0fa9af01e3eeaea522b0591e7b81">Create</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>, double angle_in_radians)</td></tr>
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<tr class="memitem:aafcd16827080c6b8eeafe887253d58f8"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#aafcd16827080c6b8eeafe887253d58f8">Create</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &<a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a>, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>, double angle_in_radians)</td></tr>
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<tr class="memitem:ad4d63aa0bbec41bb5f71af51f6a253b1"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ad4d63aa0bbec41bb5f71af51f6a253b1">Create</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &start_point, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &interior_point, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &end_point)</td></tr>
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<tr class="memitem:a69fee664abad2a181c8c89eeb52ec2f0"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a69fee664abad2a181c8c89eeb52ec2f0">Create</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &start_point, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &interior_point, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &end_point)</td></tr>
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<tr class="memitem:aeff53762ce7d13ba6fbaf94351d882c6"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#aeff53762ce7d13ba6fbaf94351d882c6">Create</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &start_point, const <a class="el" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> &dir_at_start, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &end_point)</td></tr>
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<tr class="memitem:ab9c322e5f7633f9cc7cc900c5a20ab56"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ab9c322e5f7633f9cc7cc900c5a20ab56">Create</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &start_point, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &dir_at_start, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &end_point)</td></tr>
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<tr class="memitem:a29540a3b8ce0f67d9ca3378a5c00eb0c"><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="../../d3/ddf/class_o_n___arc.html#a29540a3b8ce0f67d9ca3378a5c00eb0c">Domain</a> () const</td></tr>
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<tr class="memitem:aa19c6497385e04d0fe0a12ac9afcd934"><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="../../d3/ddf/class_o_n___arc.html#aa19c6497385e04d0fe0a12ac9afcd934">DomainDegrees</a> () const</td></tr>
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<tr class="memitem:a27b404b15c5ad78e64cec25cccc54cf4"><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="../../d3/ddf/class_o_n___arc.html#a27b404b15c5ad78e64cec25cccc54cf4">DomainRadians</a> () const</td></tr>
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<tr class="memitem:ae53eb6b5ba1e04a5d48114f7f04550fb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ae53eb6b5ba1e04a5d48114f7f04550fb">Dump</a> (<a class="el" href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a> &dump) const</td></tr>
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<tr class="memitem:a4f8483d502c7acc3d968b8a04c5c9a8e"><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="../../d3/ddf/class_o_n___arc.html#a4f8483d502c7acc3d968b8a04c5c9a8e">EndPoint</a> () const</td></tr>
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<tr class="memitem:ae03506857b0813c20cf1d746e92a37ac"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ae03506857b0813c20cf1d746e92a37ac">GetBoundingBox</a> (<a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> &bbox, int bGrowBox=false) const</td></tr>
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<tr class="memitem:a334002db627b712c81826096b9b1f380"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a334002db627b712c81826096b9b1f380">GetNurbForm</a> (<a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a> &nurbs_curve) const</td></tr>
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<tr class="memitem:a25b89e1bed79b3221c9a9cc6769be6d2"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a25b89e1bed79b3221c9a9cc6769be6d2">GetNurbFormParameterFromRadian</a> (double arc_radians_parameter, double *nurbs_parameter) const</td></tr>
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<tr class="memitem:a7408117c5357172e3904b20777c56a93"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a7408117c5357172e3904b20777c56a93">GetRadianFromNurbFormParameter</a> (double nurbs_parameter, double *arc_radians_parameter) const</td></tr>
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<tr class="memitem:a10b2bebdd46a7e80674e091f9421987d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a10b2bebdd46a7e80674e091f9421987d">GetTightBoundingBox</a> (<a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> &tight_bbox, bool bGrowBox=false, const <a class="el" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a> *xform=nullptr) const</td></tr>
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<tr class="memitem:a3819c8e01c9f57f50d84a11fe4fe295a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a3819c8e01c9f57f50d84a11fe4fe295a">IsCircle</a> () const</td></tr>
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<tr class="memitem:ac387d6a5366f21fb94ce26beb2f09db7"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ac387d6a5366f21fb94ce26beb2f09db7">IsValid</a> () const</td></tr>
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<tr class="memitem:a6bb5b0b27c1fe361ae06d44304095613"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a6bb5b0b27c1fe361ae06d44304095613">Length</a> () const</td></tr>
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<tr class="memitem:ad78336faf3fa089460cddd2467320dd8"><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="../../d3/ddf/class_o_n___arc.html#ad78336faf3fa089460cddd2467320dd8">MidPoint</a> () const</td></tr>
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<tr class="memitem:ae39dee8529c021e54a7aace092d1a4d4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ae39dee8529c021e54a7aace092d1a4d4">operator=</a> (const <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> &)=default</td></tr>
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<tr class="memitem:a0fd00dd039a35cb5cf5dbc63084c862b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a0fd00dd039a35cb5cf5dbc63084c862b">operator=</a> (const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> &)</td></tr>
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<tr class="memitem:aac361c004f15eeba02c7095f595abbb4"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#aac361c004f15eeba02c7095f595abbb4">Reverse</a> ()</td></tr>
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<tr class="memitem:a368808c4e2a314f9f876a3744b3e2387"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a368808c4e2a314f9f876a3744b3e2387">SectorArea</a> () const</td></tr>
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<tr class="memitem:ac8cd9273cdff1b3a027f51a35bc61b76"><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="../../d3/ddf/class_o_n___arc.html#ac8cd9273cdff1b3a027f51a35bc61b76">SectorAreaCentroid</a> () const</td></tr>
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<tr class="memitem:acf1fe5a33841dce066fe445b3355dce5"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#acf1fe5a33841dce066fe445b3355dce5">SegmentArea</a> () const</td></tr>
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<tr class="memitem:a2621b7531b23ec575714d3a06c076753"><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="../../d3/ddf/class_o_n___arc.html#a2621b7531b23ec575714d3a06c076753">SegmentAreaCentroid</a> () const</td></tr>
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<tr class="memitem:a25a2821502db6b3ef0019e4864561f81"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a25a2821502db6b3ef0019e4864561f81">SetAngleDegrees</a> (double angle_in_degrees)</td></tr>
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<tr class="memitem:a8192358ff9c83c445b52f1b4a1f6c47d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a8192358ff9c83c445b52f1b4a1f6c47d">SetAngleIntervalRadians</a> (<a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> angle_in_radians)</td></tr>
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<tr class="memitem:a7bbc419b2e851fb8636589c59d0cf6db"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a7bbc419b2e851fb8636589c59d0cf6db">SetAngleRadians</a> (double angle_in_radians)</td></tr>
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<tr class="memitem:adf2436d97d78c96deba73d33672df72f"><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="../../d3/ddf/class_o_n___arc.html#adf2436d97d78c96deba73d33672df72f">StartPoint</a> () const</td></tr>
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<tr class="memitem:a10b9ac447c37672a28150baa8c1bc8e0"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a10b9ac447c37672a28150baa8c1bc8e0">Trim</a> (<a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> domain_radian)</td></tr>
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<tr class="inherit_header pub_methods_class_o_n___circle"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_o_n___circle')"><img src="../../closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a></td></tr>
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<tr class="memitem:a7f3674411a60ae94f1e16900a283ded0 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">const <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="../../d1/d1b/class_o_n___circle.html#a7f3674411a60ae94f1e16900a283ded0">Center</a> () const</td></tr>
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<tr class="memitem:aca520eb5be876a718d1035b024f0f266 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#aca520eb5be876a718d1035b024f0f266">Circumference</a> () const</td></tr>
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<tr class="memitem:acc40bb221fa27f8b15be2719a8dc8375 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#acc40bb221fa27f8b15be2719a8dc8375">ClosestPointTo</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point, double *t) const</td></tr>
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<tr class="memdesc:acc40bb221fa27f8b15be2719a8dc8375 inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">returns parameters of point on circle that is closest to given point <a href="../../d1/d1b/class_o_n___circle.html#acc40bb221fa27f8b15be2719a8dc8375">More...</a><br /></td></tr>
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<tr class="memitem:ab5afebc82fb90f3514a9c2108ff5bd91 inherit pub_methods_class_o_n___circle"><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="../../d1/d1b/class_o_n___circle.html#ab5afebc82fb90f3514a9c2108ff5bd91">ClosestPointTo</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &point) const</td></tr>
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<tr class="memdesc:ab5afebc82fb90f3514a9c2108ff5bd91 inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">returns point on circle that is closest to given point <a href="../../d1/d1b/class_o_n___circle.html#ab5afebc82fb90f3514a9c2108ff5bd91">More...</a><br /></td></tr>
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<tr class="memitem:a18dea3481899886bdce6567744195cca inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a18dea3481899886bdce6567744195cca">Create</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &<a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a>, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>)</td></tr>
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<tr class="memitem:ad2399e29883592c9e01b0905ad6db9d3 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#ad2399e29883592c9e01b0905ad6db9d3">Create</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>)</td></tr>
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<tr class="memitem:a49b49a75ceb9529c7c265b3403cada4f inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a49b49a75ceb9529c7c265b3403cada4f">Create</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &<a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a>, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center, double <a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a>)</td></tr>
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<tr class="memitem:acda619508eb851a780824b7c7eba0e95 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#acda619508eb851a780824b7c7eba0e95">Create</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &P, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &Q, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &R)</td></tr>
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<tr class="memitem:a9d33b50bd1783fdb215557907ea4e602 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a9d33b50bd1783fdb215557907ea4e602">Create</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &P, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &Q, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &R)</td></tr>
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<tr class="memitem:ac9f7d58c048cddc82c6fc85475dc75e8 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#ac9f7d58c048cddc82c6fc85475dc75e8">Create</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &P, const <a class="el" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> &tangent_at_P, const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &Q)</td></tr>
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<tr class="memitem:a1628556c68b25ade7ee8c1996d66d4c8 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a1628556c68b25ade7ee8c1996d66d4c8">Create</a> (const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &P, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &tangent_at_P, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &Q)</td></tr>
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<tr class="memitem:a4342dbac7375d501ff25832d19517751 inherit pub_methods_class_o_n___circle"><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="../../d1/d1b/class_o_n___circle.html#a4342dbac7375d501ff25832d19517751">DerivativeAt</a> (int, double) const</td></tr>
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<tr class="memitem:a5c64396d0c37fc5307a788d06ebae62f inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a5c64396d0c37fc5307a788d06ebae62f">Diameter</a> () const</td></tr>
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<tr class="memitem:a5548566cca680403bf1c476636154fbd inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a5548566cca680403bf1c476636154fbd">EquationAt</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &plane_point) const</td></tr>
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<tr class="memdesc:a5548566cca680403bf1c476636154fbd inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">evaluate circle's implicit equation in plane <a href="../../d1/d1b/class_o_n___circle.html#a5548566cca680403bf1c476636154fbd">More...</a><br /></td></tr>
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<tr class="memitem:a929c90fe185faf98e5660f85e990ae96 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a929c90fe185faf98e5660f85e990ae96">GetNurbForm</a> (<a class="el" href="../../d3/d6a/class_o_n___nurbs_curve.html">ON_NurbsCurve</a> &nurbs_curve) const</td></tr>
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<tr class="memitem:a92b460aff5c8c9d01542e55660e2cd2b inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a92b460aff5c8c9d01542e55660e2cd2b">GetNurbFormParameterFromRadian</a> (double circle_radians_parameter, double *nurbs_parameter) const</td></tr>
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<tr class="memitem:a6f23b490f574755d8f5fa0cf4b8bb833 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a6f23b490f574755d8f5fa0cf4b8bb833">GetRadianFromNurbFormParameter</a> (double nurbs_parameter, double *circle_radians_parameter) const</td></tr>
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<tr class="memitem:ad2b7b40b23e536c7e3ef01d6e9d7fcce inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#ad2b7b40b23e536c7e3ef01d6e9d7fcce">GetTightBoundingBox</a> (<a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> &tight_bbox, bool bGrowBox=false, const <a class="el" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a> *xform=nullptr) const</td></tr>
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<tr class="memitem:abacde9098db723842125593b2aeef649 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#abacde9098db723842125593b2aeef649">GradientAt</a> (const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> &plane_point) const</td></tr>
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<tr class="memitem:a8c93444689aa516e077085b21bf40228 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a8c93444689aa516e077085b21bf40228">IsInPlane</a> (const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> &, double=ON_ZERO_TOLERANCE) const</td></tr>
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<tr class="memdesc:a8c93444689aa516e077085b21bf40228 inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">bool UpdatePoints(); ///< sets m_point[] to have valid points <a href="../../d1/d1b/class_o_n___circle.html#a8c93444689aa516e077085b21bf40228">More...</a><br /></td></tr>
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<tr class="memitem:aa8c3054ce83d5c219976aac30d1cb17b inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#aa8c3054ce83d5c219976aac30d1cb17b">IsValid</a> () const</td></tr>
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<tr class="memdesc:aa8c3054ce83d5c219976aac30d1cb17b inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">A Valid circle has m_radius>0 and m_plane.IsValid(). <a href="../../d1/d1b/class_o_n___circle.html#aa8c3054ce83d5c219976aac30d1cb17b">More...</a><br /></td></tr>
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<tr class="memitem:a26b825f9624311135201098af15de71e inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">const <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="../../d1/d1b/class_o_n___circle.html#a26b825f9624311135201098af15de71e">Normal</a> () const</td></tr>
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<tr class="memitem:a6616e3d52ad3467634c05892c083a935 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a6616e3d52ad3467634c05892c083a935">operator=</a> (const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> &)=default</td></tr>
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<tr class="memitem:adef250a8efeedc7d822b60408813a15c inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#adef250a8efeedc7d822b60408813a15c">Plane</a> () const</td></tr>
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<tr class="memdesc:adef250a8efeedc7d822b60408813a15c inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">plane containing circle <a href="../../d1/d1b/class_o_n___circle.html#adef250a8efeedc7d822b60408813a15c">More...</a><br /></td></tr>
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<tr class="memitem:ab0187471be5403e3cdf61689475c133a inherit pub_methods_class_o_n___circle"><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="../../d1/d1b/class_o_n___circle.html#ab0187471be5403e3cdf61689475c133a">PointAt</a> (double) const</td></tr>
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<tr class="memitem:ad5af33ab5f592447d819b843b28a2a13 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#ad5af33ab5f592447d819b843b28a2a13">Radius</a> () const</td></tr>
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<tr class="memitem:a0424a9512e2e9c726d13ba7141a7aac3 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a0424a9512e2e9c726d13ba7141a7aac3">Reverse</a> ()</td></tr>
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<tr class="memitem:ab2e3d068b742dbac1bcb07ef6e85e27f inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#ab2e3d068b742dbac1bcb07ef6e85e27f">Rotate</a> (double sin_angle, double cos_angle, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &axis_of_rotation)</td></tr>
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<tr class="memdesc:ab2e3d068b742dbac1bcb07ef6e85e27f inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">rotate circle about its center <a href="../../d1/d1b/class_o_n___circle.html#ab2e3d068b742dbac1bcb07ef6e85e27f">More...</a><br /></td></tr>
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<tr class="memitem:aee861125d2ba6bff80191856bd6b011d inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#aee861125d2ba6bff80191856bd6b011d">Rotate</a> (double angle_in_radians, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &axis_of_rotation)</td></tr>
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<tr class="memitem:a72d5a0b33c64d8d7bfe2966e98c1473c inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a72d5a0b33c64d8d7bfe2966e98c1473c">Rotate</a> (double sin_angle, double cos_angle, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &axis_of_rotation, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center_of_rotation)</td></tr>
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<tr class="memdesc:a72d5a0b33c64d8d7bfe2966e98c1473c inherit pub_methods_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">rotate circle about a point and axis <a href="../../d1/d1b/class_o_n___circle.html#a72d5a0b33c64d8d7bfe2966e98c1473c">More...</a><br /></td></tr>
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<tr class="memitem:ae2ac945a03dec38b36efb8dbe1d78797 inherit pub_methods_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#ae2ac945a03dec38b36efb8dbe1d78797">Rotate</a> (double angle_in_radians, const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> &axis_of_rotation, const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> &center_of_rotation)</td></tr>
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Static Public Attributes</h2></td></tr>
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<tr class="memitem:ac3523ced5157b20b7ba05ccdfc6070bc"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#ac3523ced5157b20b7ba05ccdfc6070bc">UnitCircle</a></td></tr>
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<tr class="memdesc:ac3523ced5157b20b7ba05ccdfc6070bc"><td class="mdescLeft"> </td><td class="mdescRight">unit circle in the xy plane <a href="#ac3523ced5157b20b7ba05ccdfc6070bc">More...</a><br /></td></tr>
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<tr class="memitem:abe9b4cbee22108f4f4f349197673a23e inherit pub_static_attribs_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#abe9b4cbee22108f4f4f349197673a23e">UnitCircle</a></td></tr>
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<tr class="memdesc:abe9b4cbee22108f4f4f349197673a23e inherit pub_static_attribs_class_o_n___circle"><td class="mdescLeft"> </td><td class="mdescRight">unit circle in the xy plane <a href="../../d1/d1b/class_o_n___circle.html#abe9b4cbee22108f4f4f349197673a23e">More...</a><br /></td></tr>
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<tr class="memitem:a99a04f081a021479c8ab57f9c19f058b"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d3/ddf/class_o_n___arc.html#a99a04f081a021479c8ab57f9c19f058b">ON_BinaryArchive::ReadArc</a> (<a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> &)</td></tr>
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<tr class="inherit_header pub_attribs_class_o_n___circle"><td colspan="2" onclick="javascript:toggleInherit('pub_attribs_class_o_n___circle')"><img src="../../closed.png" alt="-"/> Public Attributes inherited from <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a></td></tr>
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<tr class="memitem:a957bf952e4df87b12c8190140f4f7f24 inherit pub_attribs_class_o_n___circle"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a957bf952e4df87b12c8190140f4f7f24">plane</a> = <a class="el" href="../../d4/d48/class_o_n___plane.html#a8f01670d699285d735436acd2809404d">ON_Plane::World_xy</a></td></tr>
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<tr class="memitem:a48d3fe4c0792b269453768f803e412e7 inherit pub_attribs_class_o_n___circle"><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/d1b/class_o_n___circle.html#a48d3fe4c0792b269453768f803e412e7">radius</a> = 1.0</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p>/ / Copyright (c) 1993-2012 Robert McNeel & Associates. All rights reserved. / OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert / McNeel & Associates. / / THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY. / ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF / MERCHANTABILITY ARE HEREBY DISCLAIMED. / / For complete openNURBS copyright information see <a href="http://www.opennurbs.org">http://www.opennurbs.org</a>. / ////////////////////////////////////////////////////////////// Description: An <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> is a subcurve of 3d circle. Details: The curve is parameterized by an angle expressed in radians. For an <a class="el" href="../../d3/ddf/class_o_n___arc.html#ac387d6a5366f21fb94ce26beb2f09db7">IsValid()</a> arc the total subtended angle <a class="el" href="../../d3/ddf/class_o_n___arc.html#a500298b72e2e444e16fb0a580bb01c8b">AngleRadians()</a> = <a class="el" href="../../d3/ddf/class_o_n___arc.html#a29540a3b8ce0f67d9ca3378a5c00eb0c">Domain()</a>(1) - <a class="el" href="../../d3/ddf/class_o_n___arc.html#a29540a3b8ce0f67d9ca3378a5c00eb0c">Domain()</a>(0) must satisfy 0< <a class="el" href="../../d3/ddf/class_o_n___arc.html#a500298b72e2e444e16fb0a580bb01c8b">AngleRadians()</a> <2*Pi .</p>
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<p>The parameterization of the <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> is inherited from the <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> it is derived from. In particular t -> center + cos(t)*radius*xaxis + sin(t)*radius*yaxis where xaxis and yaxis, (part of ON_Circle::m_plane) form an othonormal frame of the plane containing the circle. </p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ad990fcc2e7f5515003dc60240b4ad21f">◆ </a></span>ON_Arc() <span class="overload">[1/9]</span></h2>
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<p>Create a radius one arc with angle = 2*pi. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac6d5501297089ec8206b10f5c8f20a3d">◆ </a></span>ON_Arc() <span class="overload">[2/9]</span></h2>
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<p>Description: Construct an arc from a circle and an angle in radians Parameters: circle - [in] angle_in_radians - [in] </p>
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<p>Parameters: circle - [in] angle_interval_in_radians - [in] increasing angle interval in radians with angle_interval_in_radians.Length() <= 2.0*ON_PI. </p>
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<p>Description: Construct an arc from a plane, radius and an angle in radians. The center of the arc is at the plane's origin. Parameters: plane - [in] circle is in this plane with center at m_origin center - [in] circle's center point radius - [in] angle_in_radians - [in] </p>
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<p>Description: Construct an arc parallel to the world XY plane from a center point, radius, and angle in radians. The arc starts at center+(radius,0,0). Parameters: center - [in] radius - [in] angle_in_radians - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab50270197db961ca1754f780029f27aa">◆ </a></span>ON_Arc() <span class="overload">[7/9]</span></h2>
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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>Description: Construct an arc parallel to plane from a center point, radius, and angle in radians. The arc starts at center+radius*plane.xaxis. Parameters: plane - [in] The plane x, y and z axis are used to defines the circle plane's x, y and z axis. The plane origin is ignorned. center - [in] circle's center point radius - [in] angle_in_radians - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7b72c4b8fe40dbb3702b25e92637a793">◆ </a></span>ON_Arc() <span class="overload">[8/9]</span></h2>
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<p>Description: Construct an arc that passes through three 2d points. Parameters: start_point - [in] interior_point - [in] end_point - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#acd3e42765733431ac8d71d488aeef882">◆ </a></span>ON_Arc() <span class="overload">[9/9]</span></h2>
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<p>Description: Construct an arc that passes through three 3d points. Parameters: start_point - [in] interior_point - [in] end_point - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a93cab6cad12fd63ddd6048320b89d15f">◆ </a></span>AngleDegrees()</h2>
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<p>Returns: The arc's subtended angle in degrees. </p>
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<p>Returns: The arc's subtended angle in radians. </p>
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<p>Description: Get arc's 3d axis aligned bounding box. Returns: 3d bounding box. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0ba149028b30944bffbdb1daf0e46605">◆ </a></span>ClosestPointTo() <span class="overload">[1/2]</span></h2>
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<p>Description: Get the point on the arc that is closest to test_point. Parameters: test_point - [in] t - [out] parameter (in radians) of the point on the arc that is closest to test_point. If test_point is the center of the arc, then the starting point of the arc is (arc.Domain()[0]) returned. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a4a42836f591f5003d57d10ebb7d155ec">◆ </a></span>ClosestPointTo() <span class="overload">[2/2]</span></h2>
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<p>Description: Get the point on the arc that is closest to test_point. Parameters: test_point - [in] Returns: The point on the arc that is closest to test_point. If test_point is the center of the arc, then the starting point of the arc is returned. </p>
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<p>Description: Create an arc from a circle and an angle in radians Parameters: circle - [in] angle_in_radians - [in] Returns: true if input is valid and a valid arc is created. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3d24954d091513197be3294e1ee4863f">◆ </a></span>Create() <span class="overload">[2/9]</span></h2>
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<p>Description: Create an arc from a circle and an increasing angle interval Parameters: circle - [in] angle_interval_in_radians - [in] increasing angle interval in radians with angle_interval_in_radians.Length() <= 2.0*ON_PI Returns: true if input is valid and a valid arc is created. </p>
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<p>Description: Create an arc from a plane, radius and an angle in radians. The center of the arc is at the plane's origin. Parameters: plane - [in] circle is in this plane with center at m_origin center - [in] circle's center point radius - [in] angle_in_radians - [in] </p>
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<p>Description: Create an arc parallel to the world XY plane from a center point, radius, and angle in radians. The arc starts at center+(radius,0,0). Parameters: center - [in] radius - [in] angle_in_radians - [in] </p>
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<p>Description: Create an arc parallel to plane from a center point, radius, and angle in radians. The arc starts at center+radius*plane.xaxis. Parameters: plane - [in] The plane x, y and z axis are used to defines the circle plane's x, y and z axis. The plane origin is ignorned. center - [in] circle's center point radius - [in] angle_in_radians - [in] </p>
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<td class="paramtype">const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> & </td>
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<td class="paramname"><em>interior_point</em>, </td>
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<p>Description: Create an arc that passes through three 2d points. Parameters: start_point - [in] interior_point - [in] end_point - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a69fee664abad2a181c8c89eeb52ec2f0">◆ </a></span>Create() <span class="overload">[7/9]</span></h2>
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<td class="memname">bool ON_Arc::Create </td>
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<td class="paramtype">const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> & </td>
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<p>Description: Create an arc that passes through three 3d points. Parameters: start_point - [in] interior_point - [in] end_point - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aeff53762ce7d13ba6fbaf94351d882c6">◆ </a></span>Create() <span class="overload">[8/9]</span></h2>
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<td class="memname">bool ON_Arc::Create </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> & </td>
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<td class="paramtype">const <a class="el" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> & </td>
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<td class="paramname"><em>dir_at_start</em>, </td>
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<p>Description: Create an arc from a 2d start point, 2d start direction and a 2d end point. Parameters: start_point - [in] dir_at_start - [in] end_point - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab9c322e5f7633f9cc7cc900c5a20ab56">◆ </a></span>Create() <span class="overload">[9/9]</span></h2>
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<td class="memname">bool ON_Arc::Create </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> & </td>
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<td class="paramname"><em>start_point</em>, </td>
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<td class="paramtype">const <a class="el" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> & </td>
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<p>Description: Create an arc from a 3d start point, 3d start direction and a 3d end point. Parameters: start_point - [in] dir_at_start - [in] end_point - [in] </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a29540a3b8ce0f67d9ca3378a5c00eb0c">◆ </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_Arc::Domain </td>
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<td>(</td>
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<p>Description: Get evaluation domain. Returns: Evaluation domain (same as <a class="el" href="../../d3/ddf/class_o_n___arc.html#a27b404b15c5ad78e64cec25cccc54cf4">DomainRadians()</a>). </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa19c6497385e04d0fe0a12ac9afcd934">◆ </a></span>DomainDegrees()</h2>
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<p>Returns: The arc's domain in degrees. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a27b404b15c5ad78e64cec25cccc54cf4">◆ </a></span>DomainRadians()</h2>
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<td class="memname"><a class="el" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ON_Arc::DomainRadians </td>
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<p>Returns: The arc's domain in radians. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae53eb6b5ba1e04a5d48114f7f04550fb">◆ </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>Description: Creates a text dump of the arc listing the normal, center radius, start point, end point, and angle. Remarks: <a class="el" href="../../d3/ddf/class_o_n___arc.html#ae53eb6b5ba1e04a5d48114f7f04550fb">Dump()</a> is intended for debugging and is not suitable for creating high quality text descriptions of an arc. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a4f8483d502c7acc3d968b8a04c5c9a8e">◆ </a></span>EndPoint()</h2>
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<p>Returns: Point at end of the arc. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae03506857b0813c20cf1d746e92a37ac">◆ </a></span>GetBoundingBox()</h2>
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<td class="paramtype"><a class="el" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> & </td>
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<p>Description: Get arc's 3d axis aligned bounding box or the union of the input box with the arc's bounding box. Parameters: bbox - [in/out] 3d axis aligned bounding box bGrowBox - [in] (default=false) If true, then the union of the input bbox and the arc's bounding box is returned in bbox. If false, the arc's bounding box is returned in bbox. Returns: true if arc has bounding box and calculation was successful. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a334002db627b712c81826096b9b1f380">◆ </a></span>GetNurbForm()</h2>
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<td>(</td>
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<p>Description: Get a rational degree 2 NURBS curve representation of the arc. Note that the parameterization of NURBS curve does not match arc's transcendental paramaterization. Use <a class="el" href="../../d3/ddf/class_o_n___arc.html#a7408117c5357172e3904b20777c56a93">GetRadianFromNurbFormParameter()</a> and GetParameterFromRadian() to convert between the NURBS curve parameter and the transcendental parameter Parameters: nurbs_curve - [out] nurbs_curve returned here. Returns: 0 for failure and 2 for success. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a25b89e1bed79b3221c9a9cc6769be6d2">◆ </a></span>GetNurbFormParameterFromRadian()</h2>
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<p>Description: Convert a arc radians parameter to a NURBS curve arc parameter. Parameters: arc_radians_parameter - [in] 0.0 to 2.0*ON_PI nurbs_parameter - [out] Example: </p><pre class="fragment"> ON_Arc arc = ...;
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double arc_t = 1.2345; ///< some number in interval (0,2.0*ON_PI).
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arc.GetNurbFormParameterFromRadian( arc_t, &nurbs_t );
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arc.GetNurbsForm( nurbs_curve );
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arc_pt = arc.PointAt(arc_t);
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nurbs_pt = nurbs_curve.PointAt(nurbs_t);
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</pre><p> / arc_pt and nurbs_pt will be the same</p>
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<p>Remarks: The NURBS curve parameter is with respect to the NURBS curve created by <a class="el" href="../../d3/ddf/class_o_n___arc.html#a334002db627b712c81826096b9b1f380">ON_Arc::GetNurbForm</a>. At radian values of 0.0, 0.5*ON_PI, ON_PI, 1.5*ON_PI, and 2.0*ON_PI, the nurbs parameter and radian parameter are the same. At all other values the nurbs and radian parameter values are different. See Also: <a class="el" href="../../d3/ddf/class_o_n___arc.html#a25b89e1bed79b3221c9a9cc6769be6d2">ON_Arc::GetNurbFormParameterFromRadian</a> </p>
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<td>(</td>
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<p>Description: Convert a NURBS curve arc parameter to a arc radians parameter. Parameters: nurbs_parameter - [in] arc_radians_parameter - [out] Example: </p><pre class="fragment"> ON_Arc arc = ...;
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double nurbs_t = 1.2345; ///< some number in interval (0,2.0*ON_PI).
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double arc_t;
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arc.GetRadianFromNurbFormParameter( nurbs_t, &arc_t );
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arc.GetNurbsForm( nurbs_curve );
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arc_pt = arc.PointAt(arc_t);
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nurbs_pt = nurbs_curve.PointAt(nurbs_t);
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</pre><p> / arc_pt and nurbs_pt will be the same</p>
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<p>Remarks: The NURBS curve parameter is with respect to the NURBS curve created by <a class="el" href="../../d3/ddf/class_o_n___arc.html#a334002db627b712c81826096b9b1f380">ON_Arc::GetNurbForm</a>. At nurbs parameter values of 0.0, 0.5*ON_PI, ON_PI, 1.5*ON_PI, and 2.0*ON_PI, the nurbs parameter and radian parameter are the same. At all other values the nurbs and radian parameter values are different. See Also: <a class="el" href="../../d3/ddf/class_o_n___arc.html#a25b89e1bed79b3221c9a9cc6769be6d2">ON_Arc::GetNurbFormParameterFromRadian</a> </p>
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<p>Description: Get tight bounding box. Parameters: tight_bbox - [in/out] tight bounding box bGrowBox -[in] (default=false) If true and the input tight_bbox is valid, then returned tight_bbox is the union of the input tight_bbox and the arc's tight bounding box. xform -[in] (default=nullptr) If not nullptr, the tight bounding box of the transformed arc is calculated. The arc is not modified. Returns: True if a valid tight_bbox is returned. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3819c8e01c9f57f50d84a11fe4fe295a">◆ </a></span>IsCircle()</h2>
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<p>Returns: true if the arc is a complete circle; i.e., the arc's angle is 360 degrees. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac387d6a5366f21fb94ce26beb2f09db7">◆ </a></span>IsValid()</h2>
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<p>Description: Checks an arc to make sure it is valid. Detail: Radius>0 and 0<<a class="el" href="../../d3/ddf/class_o_n___arc.html#a500298b72e2e444e16fb0a580bb01c8b">AngleRadians()</a><=2 ON_PI Returns: true if the arc is valid. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6bb5b0b27c1fe361ae06d44304095613">◆ </a></span>Length()</h2>
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<p>Returns: Length of the arc = radius*(subtended angle in radians). </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad78336faf3fa089460cddd2467320dd8">◆ </a></span>MidPoint()</h2>
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<td class="memname"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> ON_Arc::MidPoint </td>
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<p>Returns: Point at middle of the arc. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae39dee8529c021e54a7aace092d1a4d4">◆ </a></span>operator=() <span class="overload">[1/2]</span></h2>
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<td class="memname"><a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a>& ON_Arc::operator= </td>
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<td class="paramtype">const <a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a> & </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a0fd00dd039a35cb5cf5dbc63084c862b">◆ </a></span>operator=() <span class="overload">[2/2]</span></h2>
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<td class="memname"><a class="el" href="../../d3/ddf/class_o_n___arc.html">ON_Arc</a>& ON_Arc::operator= </td>
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<td class="paramtype">const <a class="el" href="../../d1/d1b/class_o_n___circle.html">ON_Circle</a> & </td>
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<h2 class="memtitle"><span class="permalink"><a href="#aac361c004f15eeba02c7095f595abbb4">◆ </a></span>Reverse()</h2>
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<td class="memname">bool ON_Arc::Reverse </td>
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<p>Description: Reverse the orientation of the arc. Changes the domain from [a,b] to [-b.-a]. </p>
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<a id="a368808c4e2a314f9f876a3744b3e2387"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a368808c4e2a314f9f876a3744b3e2387">◆ </a></span>SectorArea()</h2>
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<td class="memname">double ON_Arc::SectorArea </td>
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<p>Returns: Area of the arc's sector. Remarks: The arc's sector is the region bounded by the arc, the line segment from the arc's end to the center, and the line segment from the center to the arc's start. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac8cd9273cdff1b3a027f51a35bc61b76">◆ </a></span>SectorAreaCentroid()</h2>
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<td class="memname"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> ON_Arc::SectorAreaCentroid </td>
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<p>Returns: Area centroid of the arc's sector. Remarks: The arc's sector is the region bounded by the arc, the line segment from the arc's end to the center, and the line segment from the center to the arc's start. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#acf1fe5a33841dce066fe445b3355dce5">◆ </a></span>SegmentArea()</h2>
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<td class="memname">double ON_Arc::SegmentArea </td>
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<p>Returns: Area of the arc's segment. Remarks: The arc's segment is the region bounded by the arc and the line segment from the arc's end to the arc's start. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a2621b7531b23ec575714d3a06c076753">◆ </a></span>SegmentAreaCentroid()</h2>
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<td class="memname"><a class="el" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> ON_Arc::SegmentAreaCentroid </td>
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<p>Returns: Area centroid of the arc's segment. Remarks: The arc's segment is the region bounded by the arc and the line segment from the arc's end to the arc's start. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a25a2821502db6b3ef0019e4864561f81">◆ </a></span>SetAngleDegrees()</h2>
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<td class="memname">bool ON_Arc::SetAngleDegrees </td>
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<p>Description: Set arc's subtended angle in degrees. Parameters: angle_in_degrees - [in] 0 < angle_in_degrees <= 360 </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8192358ff9c83c445b52f1b4a1f6c47d">◆ </a></span>SetAngleIntervalRadians()</h2>
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<p>Description: Set arc's angle interval in radians. Parameters: angle_in_radians - [in] increasing interval with start and end angle in radians. Length of the interval <= 2.0*ON_PI. Returns: true if successful. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7bbc419b2e851fb8636589c59d0cf6db">◆ </a></span>SetAngleRadians()</h2>
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<p>Description: Set arc's subtended angle in radians. Parameters: angle_in_radians - [in] 0 <= angle_in_radians <= 2.0*ON_PI </p>
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<h2 class="memtitle"><span class="permalink"><a href="#adf2436d97d78c96deba73d33672df72f">◆ </a></span>StartPoint()</h2>
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<p>Returns: Point at start of the arc. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a10b9ac447c37672a28150baa8c1bc8e0">◆ </a></span>Trim()</h2>
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<p>Description: Set arc's domain as a subdomain of the circle. Parameters: domain_radian - [in] 0 < domain_radian[1] - domain_radian[0] <= 2.0 * ON*PI </p>
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<h2 class="groupheader">Friends And Related Function Documentation</h2>
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<a id="a99a04f081a021479c8ab57f9c19f058b"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a99a04f081a021479c8ab57f9c19f058b">◆ </a></span>ON_BinaryArchive::ReadArc</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#afe000f1bacb586980504dc936271bcd2">◆ </a></span>ON_BinaryArchive::WriteArc</h2>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ac3523ced5157b20b7ba05ccdfc6070bc">◆ </a></span>UnitCircle</h2>
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<p>unit circle in the xy plane </p>
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<!-- start footer part -->
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Generated on Wed Jan 31 2018 14:30:12 for openNURBS SDK Help by  <a href="http://www.doxygen.org/index.html">
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<img class="footer" src="../../doxygen.png" alt="doxygen"/>
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</a> 1.8.13
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