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&#160;<span id="projectnumber">6.0</span>
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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">ON_Light Class Reference</div> </div>
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<p><code>#include &lt;<a class="el" href="opennurbs__light_8h_source.html">opennurbs_light.h</a>&gt;</code></p>
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Inheritance diagram for ON_Light:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:abc2008b5076e72310bc907226b57f5da"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#abc2008b5076e72310bc907226b57f5da">ON_Light</a> ()</td></tr>
<tr class="separator:abc2008b5076e72310bc907226b57f5da"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8bd15d8d5ffc93a7920f5ff4f40e5aed"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a8bd15d8d5ffc93a7920f5ff4f40e5aed">ON_Light</a> (const <a class="el" href="class_o_n___light.html">ON_Light</a> &amp;)=default</td></tr>
<tr class="separator:a8bd15d8d5ffc93a7920f5ff4f40e5aed"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a285e7a8ccb6539e9c8e0252e24c4d85e"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a285e7a8ccb6539e9c8e0252e24c4d85e">~ON_Light</a> ()</td></tr>
<tr class="separator:a285e7a8ccb6539e9c8e0252e24c4d85e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a704717b7c15f5cabfb9c8d1b2167844a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a704717b7c15f5cabfb9c8d1b2167844a">Ambient</a> () const</td></tr>
<tr class="separator:a704717b7c15f5cabfb9c8d1b2167844a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8940237940c927b1dda33417163a4c47"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a8940237940c927b1dda33417163a4c47">Attenuation</a> () const</td></tr>
<tr class="separator:a8940237940c927b1dda33417163a4c47"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1594edf09482c1b0c862e3a1f6850811"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a1594edf09482c1b0c862e3a1f6850811">Attenuation</a> (double) const</td></tr>
<tr class="separator:a1594edf09482c1b0c862e3a1f6850811"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1210026c48d130330462a110b8bced06"><td class="memItemLeft" align="right" valign="top">ON::coordinate_system&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a1210026c48d130330462a110b8bced06">CoordinateSystem</a> () const</td></tr>
<tr class="memdesc:a1210026c48d130330462a110b8bced06"><td class="mdescLeft">&#160;</td><td class="mdescRight">determined by style <a href="#a1210026c48d130330462a110b8bced06">More...</a><br /></td></tr>
<tr class="separator:a1210026c48d130330462a110b8bced06"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac1e0743cec8d6d26343ef892deba19e0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ac1e0743cec8d6d26343ef892deba19e0">Default</a> ()</td></tr>
<tr class="memdesc:ac1e0743cec8d6d26343ef892deba19e0"><td class="mdescLeft">&#160;</td><td class="mdescRight">make default light <a href="#ac1e0743cec8d6d26343ef892deba19e0">More...</a><br /></td></tr>
<tr class="separator:ac1e0743cec8d6d26343ef892deba19e0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab5ce25b27553d4d826cbcac9a4767961"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ab5ce25b27553d4d826cbcac9a4767961">Diffuse</a> () const</td></tr>
<tr class="separator:ab5ce25b27553d4d826cbcac9a4767961"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a49cfa6b2186ce204312d7a9060042568"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a49cfa6b2186ce204312d7a9060042568">Dimension</a> () const override</td></tr>
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<tr class="memitem:a0462d07d769a9a7c91944393b2f59dac"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a0462d07d769a9a7c91944393b2f59dac">Direction</a> () const</td></tr>
<tr class="separator:a0462d07d769a9a7c91944393b2f59dac"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1261015707bc1a2882750853f18ef8b0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a1261015707bc1a2882750853f18ef8b0">Dump</a> (<a class="el" href="class_o_n___text_log.html">ON_TextLog</a> &amp;) const override</td></tr>
<tr class="memdesc:a1261015707bc1a2882750853f18ef8b0"><td class="mdescLeft">&#160;</td><td class="mdescRight">for debugging <a href="#a1261015707bc1a2882750853f18ef8b0">More...</a><br /></td></tr>
<tr class="separator:a1261015707bc1a2882750853f18ef8b0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3ba4397509b6b53b5468ab81691b98b6"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a3ba4397509b6b53b5468ab81691b98b6">Enable</a> (bool=true)</td></tr>
<tr class="memdesc:a3ba4397509b6b53b5468ab81691b98b6"><td class="mdescLeft">&#160;</td><td class="mdescRight">returns previous state <a href="#a3ba4397509b6b53b5468ab81691b98b6">More...</a><br /></td></tr>
<tr class="separator:a3ba4397509b6b53b5468ab81691b98b6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a86508f1863e3f785928a7e0758ba8273"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a86508f1863e3f785928a7e0758ba8273">GetBBox</a> (double *boxmin, double *boxmax, bool bGrowBox=false) const override</td></tr>
<tr class="memdesc:a86508f1863e3f785928a7e0758ba8273"><td class="mdescLeft">&#160;</td><td class="mdescRight">virtual <a class="el" href="class_o_n___geometry.html">ON_Geometry</a> GetBBox override <a href="#a86508f1863e3f785928a7e0758ba8273">More...</a><br /></td></tr>
<tr class="separator:a86508f1863e3f785928a7e0758ba8273"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad46245219f2068381a101e4e8d9137e1"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ad46245219f2068381a101e4e8d9137e1">GetLightXform</a> (const <a class="el" href="class_o_n___viewport.html">ON_Viewport</a> &amp;vp, ON::coordinate_system dest_cs, <a class="el" href="class_o_n___xform.html">ON_Xform</a> &amp;xform) const</td></tr>
<tr class="separator:ad46245219f2068381a101e4e8d9137e1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab4c37a4aef15f65e8b949f9b28323fb0"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ab4c37a4aef15f65e8b949f9b28323fb0">GetSpotLightRadii</a> (double *inner_radius, double *outer_radius) const</td></tr>
<tr class="memdesc:ab4c37a4aef15f65e8b949f9b28323fb0"><td class="mdescLeft">&#160;</td><td class="mdescRight">The spotlight radii are useful for display UI. <a href="#ab4c37a4aef15f65e8b949f9b28323fb0">More...</a><br /></td></tr>
<tr class="separator:ab4c37a4aef15f65e8b949f9b28323fb0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afa5c38b93f2e6ff5b60f2f196794a915"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#afa5c38b93f2e6ff5b60f2f196794a915">HotSpot</a> () const</td></tr>
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<tr class="memitem:ac1232aa7eec78ece4ca919c4e7f6f84b"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ac1232aa7eec78ece4ca919c4e7f6f84b">Intensity</a> () const</td></tr>
<tr class="memdesc:ac1232aa7eec78ece4ca919c4e7f6f84b"><td class="mdescLeft">&#160;</td><td class="mdescRight">0.0 = 0% 1.0 = 100% Only clamped above zero - no maximum. <a href="#ac1232aa7eec78ece4ca919c4e7f6f84b">More...</a><br /></td></tr>
<tr class="separator:ac1232aa7eec78ece4ca919c4e7f6f84b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6cd910116c84bb4240bf64e161838dcf"><td class="memItemLeft" align="right" valign="top">const bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a6cd910116c84bb4240bf64e161838dcf">IsDirectionalLight</a> () const</td></tr>
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<tr class="memitem:afdb2804736d2535f38a6ac07136e1e2c"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#afdb2804736d2535f38a6ac07136e1e2c">IsEnabled</a> () const</td></tr>
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<tr class="memitem:a5f8f524df9fa1195ee93c6f1f1a262ec"><td class="memItemLeft" align="right" valign="top">const bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a5f8f524df9fa1195ee93c6f1f1a262ec">IsLinearLight</a> () const</td></tr>
<tr class="separator:a5f8f524df9fa1195ee93c6f1f1a262ec"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a246f7f4055d6f80a6f62f02fe250976d"><td class="memItemLeft" align="right" valign="top">const bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a246f7f4055d6f80a6f62f02fe250976d">IsPointLight</a> () const</td></tr>
<tr class="separator:a246f7f4055d6f80a6f62f02fe250976d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a16352e841b9147bf8bc04dd5c860bfdb"><td class="memItemLeft" align="right" valign="top">const bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a16352e841b9147bf8bc04dd5c860bfdb">IsRectangularLight</a> () const</td></tr>
<tr class="separator:a16352e841b9147bf8bc04dd5c860bfdb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa4328d9f70070a6fbb2f17f19b2347df"><td class="memItemLeft" align="right" valign="top">const bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#aa4328d9f70070a6fbb2f17f19b2347df">IsSpotLight</a> () const</td></tr>
<tr class="separator:aa4328d9f70070a6fbb2f17f19b2347df"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3be88ed7ac09d1ad666c4862069d9bb4"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a3be88ed7ac09d1ad666c4862069d9bb4">IsValid</a> (class <a class="el" href="class_o_n___text_log.html">ON_TextLog</a> *text_log=nullptr) const override</td></tr>
<tr class="separator:a3be88ed7ac09d1ad666c4862069d9bb4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a83fb1d0f045589e04ebff1d3688359a0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a83fb1d0f045589e04ebff1d3688359a0">Length</a> () const</td></tr>
<tr class="separator:a83fb1d0f045589e04ebff1d3688359a0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac06fed757bf909d12543ddda8933db74"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ac06fed757bf909d12543ddda8933db74">LightIndex</a> () const</td></tr>
<tr class="separator:ac06fed757bf909d12543ddda8933db74"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aeff793536c39c13a6a1133544ac7bd32"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_o_n__w_string.html">ON_wString</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#aeff793536c39c13a6a1133544ac7bd32">LightName</a> () const</td></tr>
<tr class="separator:aeff793536c39c13a6a1133544ac7bd32"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a141ecd6c1c677ee744a10706d11ac02a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a141ecd6c1c677ee744a10706d11ac02a">Location</a> () const</td></tr>
<tr class="separator:a141ecd6c1c677ee744a10706d11ac02a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1c62fcef119977ad0314db9e4c05793c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a1c62fcef119977ad0314db9e4c05793c">ModelObjectId</a> () const override</td></tr>
<tr class="memdesc:a1c62fcef119977ad0314db9e4c05793c"><td class="mdescLeft">&#160;</td><td class="mdescRight">virtual <a href="#a1c62fcef119977ad0314db9e4c05793c">More...</a><br /></td></tr>
<tr class="separator:a1c62fcef119977ad0314db9e4c05793c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5b425144ac7eaa29919067dab49ea8f3"><td class="memItemLeft" align="right" valign="top">ON::object_type&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a5b425144ac7eaa29919067dab49ea8f3">ObjectType</a> () const override</td></tr>
<tr class="separator:a5b425144ac7eaa29919067dab49ea8f3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a22ad8e65a214b252c92c00db9322661a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___light.html">ON_Light</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a22ad8e65a214b252c92c00db9322661a">operator=</a> (const <a class="el" href="class_o_n___light.html">ON_Light</a> &amp;)=default</td></tr>
<tr class="separator:a22ad8e65a214b252c92c00db9322661a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a786c983deb426f473396e1a007026690"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a786c983deb426f473396e1a007026690">PerpindicularDirection</a> () const</td></tr>
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<tr class="memitem:ad8098e66ba7de8ccacb95215657fc4d3"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ad8098e66ba7de8ccacb95215657fc4d3">PowerCandela</a> () const</td></tr>
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<tr class="memitem:ab0d170838cd7db0812de21253298a2fd"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ab0d170838cd7db0812de21253298a2fd">PowerLumens</a> () const</td></tr>
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<tr class="memitem:addcb63c80e984d73fad92e626e6f7eab"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#addcb63c80e984d73fad92e626e6f7eab">PowerWatts</a> () const</td></tr>
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<tr class="memitem:a41e5c4cc08eab7549fd72047f567e786"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a41e5c4cc08eab7549fd72047f567e786">Read</a> (<a class="el" href="class_o_n___binary_archive.html">ON_BinaryArchive</a> &amp;) override</td></tr>
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<tr class="memitem:a0e7a594ceddeafa0d1aef885a13290bb"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a0e7a594ceddeafa0d1aef885a13290bb">SetAmbient</a> (<a class="el" href="class_o_n___color.html">ON_Color</a>)</td></tr>
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<tr class="memitem:ab19fb2735c2edb64b60ab0d975e84c62"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ab19fb2735c2edb64b60ab0d975e84c62">SetAttenuation</a> (double, double, double)</td></tr>
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<tr class="memitem:ac72fb9a011e6e777fab0681656627ad5"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ac72fb9a011e6e777fab0681656627ad5">SetAttenuation</a> (const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;)</td></tr>
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<tr class="memitem:a80f7e4a6a7cc287a358f353b05e159f6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a80f7e4a6a7cc287a358f353b05e159f6">SetDiffuse</a> (<a class="el" href="class_o_n___color.html">ON_Color</a>)</td></tr>
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<tr class="memitem:a0d295932e1fdb4f33c555b6f7afa8086"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a0d295932e1fdb4f33c555b6f7afa8086">SetDirection</a> (const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;)</td></tr>
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<tr class="memitem:a629982306cb1ded6b3002d43f0db6ab3"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a629982306cb1ded6b3002d43f0db6ab3">SetHotSpot</a> (double)</td></tr>
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<tr class="memitem:aeb103fbcf3641620347ba6eb29f92edd"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#aeb103fbcf3641620347ba6eb29f92edd">SetIntensity</a> (double)</td></tr>
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<tr class="memitem:a2354f9d1f07f4c4435c13ae9ae0509a1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a2354f9d1f07f4c4435c13ae9ae0509a1">SetLength</a> (const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;)</td></tr>
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<tr class="memitem:ad3e88b7e6aa3febae44bfac4c2d9397a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ad3e88b7e6aa3febae44bfac4c2d9397a">SetLightIndex</a> (int)</td></tr>
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<tr class="memitem:ac191120efb9e211a29375302cc9d2457"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ac191120efb9e211a29375302cc9d2457">SetLightName</a> (const char *)</td></tr>
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<tr class="memitem:a39892d7aa005835af14d694d199758dd"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a39892d7aa005835af14d694d199758dd">SetLightName</a> (const wchar_t *)</td></tr>
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<tr class="memitem:a963aabb88550894d147b986d2df72990"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a963aabb88550894d147b986d2df72990">SetLocation</a> (const <a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;)</td></tr>
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<tr class="memitem:a10f0cf42f44616192d8275356df474b0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a10f0cf42f44616192d8275356df474b0">SetPowerCandela</a> (double)</td></tr>
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<tr class="memitem:a75bd0684691668b014379c69d50227ad"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a75bd0684691668b014379c69d50227ad">SetPowerLumens</a> (double)</td></tr>
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<tr class="memitem:a400b40936671e9d8654257f5bded616e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a400b40936671e9d8654257f5bded616e">SetPowerWatts</a> (double)</td></tr>
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<tr class="memitem:a45822b2c8c3f608f296d571c46d017b6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a45822b2c8c3f608f296d571c46d017b6">SetShadowIntensity</a> (double)</td></tr>
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<tr class="memitem:a8c3424ca6a8122252e78e7e6a90daddb"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a8c3424ca6a8122252e78e7e6a90daddb">SetSpecular</a> (<a class="el" href="class_o_n___color.html">ON_Color</a>)</td></tr>
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<tr class="memitem:a8b528340df418fff7614b9000317bcac"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a8b528340df418fff7614b9000317bcac">SetSpotAngleDegrees</a> (double)</td></tr>
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<tr class="memitem:aad3eb7187dadb55220d3c58b1b5c6314"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#aad3eb7187dadb55220d3c58b1b5c6314">SetSpotAngleRadians</a> (double)</td></tr>
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<tr class="memitem:ab3a3e9cb5864b34e571037f393dafc94"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ab3a3e9cb5864b34e571037f393dafc94">SetSpotExponent</a> (double)</td></tr>
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<tr class="memitem:a74fec2d40aff18653e18cd704169f199"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a74fec2d40aff18653e18cd704169f199">SetStyle</a> (ON::light_style)</td></tr>
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<tr class="memitem:a20c26cad36e3d6febeeaa5627585e7d2"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a20c26cad36e3d6febeeaa5627585e7d2">SetWidth</a> (const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;)</td></tr>
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<tr class="memitem:aa5ebf4bbe7eeb6e7fc7f8a531b907286"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#aa5ebf4bbe7eeb6e7fc7f8a531b907286">ShadowIntensity</a> () const</td></tr>
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<tr class="memitem:af05d987769ebc38016222e51b8ab3c71"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#af05d987769ebc38016222e51b8ab3c71">Specular</a> () const</td></tr>
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<tr class="memitem:a4532514b5053c21c672a67cba4667c92"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a4532514b5053c21c672a67cba4667c92">SpotAngleDegrees</a> () const</td></tr>
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<tr class="memitem:a5e49636f23078bf561667e051a29da35"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a5e49636f23078bf561667e051a29da35">SpotAngleRadians</a> () const</td></tr>
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<tr class="memitem:a02a1015ccffce2cf1b50effc82e995bc"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a02a1015ccffce2cf1b50effc82e995bc">SpotExponent</a> () const</td></tr>
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<tr class="memitem:ae48a7b6f6b87dc39e5c6164f09350ab6"><td class="memItemLeft" align="right" valign="top">ON::light_style&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ae48a7b6f6b87dc39e5c6164f09350ab6">Style</a> () const</td></tr>
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<tr class="memitem:a2aaa59fa1a273a5f069b556906e4e16b"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a2aaa59fa1a273a5f069b556906e4e16b">Transform</a> (const <a class="el" href="class_o_n___xform.html">ON_Xform</a> &amp;) override</td></tr>
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<tr class="memitem:a5fbc34f57ca8dbd8e76e95a81f301598"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a5fbc34f57ca8dbd8e76e95a81f301598">Width</a> () const</td></tr>
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<tr class="memitem:a3888efdfc3a39dc368b5d1b8111cbd34"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a3888efdfc3a39dc368b5d1b8111cbd34">Write</a> (<a class="el" href="class_o_n___binary_archive.html">ON_BinaryArchive</a> &amp;) const override</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="-"/>&#160;Public Member Functions inherited from <a class="el" href="class_o_n___geometry.html">ON_Geometry</a></td></tr>
<tr class="memitem:a65226d33b1c8c1e8289e37073566c953 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="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">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a71fbefc2a5f24da5f5fb4061d6849f17">ON_Geometry</a> (const <a class="el" href="class_o_n___geometry.html">ON_Geometry</a> &amp;)=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">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="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="class_o_n___bounding_box.html">ON_BoundingBox</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#ab1acdd7f0c350da696b402a9ac5edce0">BoundingBox</a> () const</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="class_o_n___brep.html">ON_Brep</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#aeb8d6122b6285e4ab819fa50bd442c23">BrepForm</a> (class <a class="el" href="class_o_n___brep.html">ON_Brep</a> *brep=nullptr) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#af8dfbd8534986bbd327a6ad812e374be">ClearBoundingBox</a> ()</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a20e5d1aeada9545127329a8699c702b9">ComponentIndex</a> () const</td></tr>
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<tr class="memitem:adcb646d6ca698c092b73f2f05373bfc2 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#adcb646d6ca698c092b73f2f05373bfc2">EvaluatePoint</a> (const class <a class="el" href="class_o_n___obj_ref.html">ON_ObjRef</a> &amp;objref, <a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;P) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a7259b0a7e7c663e55345788411352075">GetBoundingBox</a> (<a class="el" href="class_o_n___bounding_box.html">ON_BoundingBox</a> &amp;bbox, bool bGrowBox=false) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#ac123c564ea7a43c4406ac78954cf5266">GetBoundingBox</a> (<a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;bbox_min, <a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;bbox_max, bool bGrowBox=false) const</td></tr>
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<tr class="memitem:ab59968e400d15d016517b7b4f2e32ea4 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#ab59968e400d15d016517b7b4f2e32ea4">GetTightBoundingBox</a> (class <a class="el" href="class_o_n___bounding_box.html">ON_BoundingBox</a> &amp;tight_bbox, bool bGrowBox=false, const class <a class="el" href="class_o_n___xform.html">ON_Xform</a> *xform=nullptr) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a84b28eb33d34c71913b9cd16f8ecab50">HasBrepForm</a> () const</td></tr>
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<tr class="memitem:af156cd098b9e68fab5f32e76b1e274e2 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#af156cd098b9e68fab5f32e76b1e274e2">IsDeformable</a> () const</td></tr>
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<tr class="memitem:ac3d5cb708edca66a4a6c1992299329a3 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#ac3d5cb708edca66a4a6c1992299329a3">MakeDeformable</a> ()</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="class_o_n___geometry.html">ON_Geometry</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a071e7617820ea38c40f4b3966e7daee0">operator=</a> (const <a class="el" href="class_o_n___geometry.html">ON_Geometry</a> &amp;)=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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a3c8306ab6d43886453a056160429bc0a">Rotate</a> (double sin_angle, double cos_angle, const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;rotation_axis, const <a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;rotation_center)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#af49629d8d427ee579d9b28c1e25818e0">Rotate</a> (double rotation_angle, const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;rotation_axis, const <a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;rotation_center)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a1b847d6dcda412468ab59f06328b2619">Scale</a> (double scale_factor)</td></tr>
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<tr class="memitem:a737d7b1433104a39298629931e899cd4 inherit pub_methods_class_o_n___geometry"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a737d7b1433104a39298629931e899cd4">SwapCoordinates</a> (int i, int j)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a3b47e669fde50b5223a8017863598e89">Translate</a> (const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;translation_vector)</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="-"/>&#160;Public Member Functions inherited from <a class="el" href="class_o_n___object.html">ON_Object</a></td></tr>
<tr class="memitem:af580c6199f4469c49a4e09a117626c10 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="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">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a274166b34d06fc07a85997fd01b2dab1">ON_Object</a> (const <a class="el" href="class_o_n___object.html">ON_Object</a> &amp;)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="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="class_o_n___aggregate_component_status.html">ON_AggregateComponentStatus</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a8a1cfab63437a2d03cc50fdc6734f2a5">AggregateComponentStatus</a> () const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ad5432b341051664c185b10712a6e5b79">AttachUserData</a> (class <a class="el" href="class_o_n___user_data.html">ON_UserData</a> *pUserData)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a27893ff72ca7abbe985f8b5f4ccd900e">ClearAllComponentStates</a> () const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a1af75ebe418edff4a11985f8fca7d83b">ClearComponentStates</a> (<a class="el" href="class_o_n___component_status.html">ON_ComponentStatus</a> states_to_clear) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#aeadf76a46f3f1a661bbf41e1b754fe89">ClearComponentStates</a> (ON_COMPONENT_INDEX component_index, <a class="el" href="class_o_n___component_status.html">ON_ComponentStatus</a> states_to_clear) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ad044157e5c1efde9fce1c6ccf6e81ff3">CopyUserData</a> (const <a class="el" href="class_o_n___object.html">ON_Object</a> &amp;source_object, <a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a> source_userdata_item_id, <a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">ON_Object::UserDataConflictResolution</a> userdata_conflict_resolution)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a58958333257eba5575a6a1b09c366c1b">CopyUserData</a> (const <a class="el" href="class_o_n___object.html">ON_Object</a> &amp;source_object)</td></tr>
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<tr class="memitem:af51d5fcec9379ad9b7a56ac4dfc9a8b2 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual ON__UINT32&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#af51d5fcec9379ad9b7a56ac4dfc9a8b2">DataCRC</a> (ON__UINT32 current_remainder) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="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="memitem:af8435c33ab53af41c22dac75e8917569 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#af8435c33ab53af41c22dac75e8917569">DestroyRuntimeCache</a> (bool bDelete=true)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a1dbb0eff3b2287152b40991b3afca9ee">DetachUserData</a> (class <a class="el" href="class_o_n___user_data.html">ON_UserData</a> *pUserData)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ad265ca0da2d751edaa9d2b5ab2540c6a">EmergencyDestroy</a> ()</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="class_o_n___user_data.html">ON_UserData</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#adb43bb324c44740c4bc2932e2f95c835">FirstUserData</a> () const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a691de6470e814973858aa5c51eaffa77">GetComponentsWithSetStates</a> (<a class="el" href="class_o_n___component_status.html">ON_ComponentStatus</a> states_filter, bool bAllEqualStates, <a class="el" href="class_o_n___simple_array.html">ON_SimpleArray</a>&lt; ON_COMPONENT_INDEX &gt; &amp;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="class_o_n___user_data.html">ON_UserData</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a29f8d609e22008680581c6ca72ac47df">GetUserData</a> (const <a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a> &amp;userdata_uuid) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ab40b5e89b4766299e415593b31a3849c">GetUserString</a> (const wchar_t *key, <a class="el" href="class_o_n__w_string.html">ON_wString</a> &amp;string_value) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ac285fba1506b2b9b821e3655582939c4">GetUserStringKeys</a> (<a class="el" href="class_o_n___class_array.html">ON_ClassArray</a>&lt; <a class="el" href="class_o_n__w_string.html">ON_wString</a> &gt; &amp;user_string_keys) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a004ab49490f69fcdc7681919c3837a33">GetUserStrings</a> (<a class="el" href="class_o_n___class_array.html">ON_ClassArray</a>&lt; <a class="el" href="class_o_n___user_string.html">ON_UserString</a> &gt; &amp;user_strings) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#afe5367058a90545e81cd79b78103175d">IsKindOf</a> (const <a class="el" href="class_o_n___class_id.html">ON_ClassId</a> *pClassId) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a609192fbafecbe4be3136d8cb4dce882">MarkAggregateComponentStatusAsNotCurrent</a> () const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ae0674ccb79b6333e4b3c8e95ee10dd73">MemoryRelocate</a> ()</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a78b4ecb2eb36641e1ee6b4fc6129606e">MoveUserData</a> (<a class="el" href="class_o_n___object.html">ON_Object</a> &amp;source_object, <a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a> source_userdata_item_id, <a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">ON_Object::UserDataConflictResolution</a> userdata_conflict_resolution, bool bDeleteAllSourceItems)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a54a891ae2cb2a25008a7a39cb19dfcea">MoveUserData</a> (<a class="el" href="class_o_n___object.html">ON_Object</a> &amp;source_object)</td></tr>
<tr class="separator:a54a891ae2cb2a25008a7a39cb19dfcea inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aba6166c9aecef42639e684a2a3fda223 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___object.html">ON_Object</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#aba6166c9aecef42639e684a2a3fda223">operator=</a> (const <a class="el" href="class_o_n___object.html">ON_Object</a> &amp;)</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a88b61cafc0024ecb7a4bd22da2718680">PurgeUserData</a> ()</td></tr>
<tr class="separator:a88b61cafc0024ecb7a4bd22da2718680 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab728c0576fd5913bc1575b74997bddb5 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ab728c0576fd5913bc1575b74997bddb5">SetComponentStates</a> (ON_COMPONENT_INDEX component_index, <a class="el" href="class_o_n___component_status.html">ON_ComponentStatus</a> states_to_set) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a589f1fdc28f6259d1bd22bdedc9c4c76">SetComponentStatus</a> (ON_COMPONENT_INDEX component_index, <a class="el" href="class_o_n___component_status.html">ON_ComponentStatus</a> status_to_copy) const</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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="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="memitem:a7234af898c307a2c2f7931db7e627592 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a7234af898c307a2c2f7931db7e627592">SetUserStrings</a> (int count, const <a class="el" href="class_o_n___user_string.html">ON_UserString</a> *user_strings, bool bReplace)</td></tr>
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<tr class="memitem:a0299df21bfed90d7b5bfb24cdcf5e6c1 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a0299df21bfed90d7b5bfb24cdcf5e6c1">SizeOf</a> () const</td></tr>
<tr class="separator:a0299df21bfed90d7b5bfb24cdcf5e6c1 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a881bd2f0d8515adba1c42c578bcb7052 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a881bd2f0d8515adba1c42c578bcb7052">TransformUserData</a> (const class <a class="el" href="class_o_n___xform.html">ON_Xform</a> &amp;xform)</td></tr>
<tr class="separator:a881bd2f0d8515adba1c42c578bcb7052 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a82188bbf97bbd149ac6fcb7cd8e989d1 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a82188bbf97bbd149ac6fcb7cd8e989d1">UpdateReferencedComponents</a> (const class <a class="el" href="class_o_n___component_manifest.html">ON_ComponentManifest</a> &amp;source_manifest, const class <a class="el" href="class_o_n___component_manifest.html">ON_ComponentManifest</a> &amp;destination_manifest, const class <a class="el" href="class_o_n___manifest_map.html">ON_ManifestMap</a> &amp;manifest_map)</td></tr>
<tr class="separator:a82188bbf97bbd149ac6fcb7cd8e989d1 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab648403ebf4592831809710f378e9ac2 inherit pub_methods_class_o_n___object"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#ab648403ebf4592831809710f378e9ac2">UserStringCount</a> () const</td></tr>
<tr class="separator:ab648403ebf4592831809710f378e9ac2 inherit pub_methods_class_o_n___object"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:a6f68132eb287595177c38f7b6ff01fe6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a6f68132eb287595177c38f7b6ff01fe6">m_ambient</a></td></tr>
<tr class="separator:a6f68132eb287595177c38f7b6ff01fe6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a43695ae25655b78d28a660005fffa8a8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a43695ae25655b78d28a660005fffa8a8">m_attenuation</a></td></tr>
<tr class="memdesc:a43695ae25655b78d28a660005fffa8a8"><td class="mdescLeft">&#160;</td><td class="mdescRight">attenuation settings - ignored for "directional" and "ambient" lights <a href="#a43695ae25655b78d28a660005fffa8a8">More...</a><br /></td></tr>
<tr class="separator:a43695ae25655b78d28a660005fffa8a8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5de838bf51308259606aed429b277c1d"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a5de838bf51308259606aed429b277c1d">m_bOn</a></td></tr>
<tr class="memdesc:a5de838bf51308259606aed429b277c1d"><td class="mdescLeft">&#160;</td><td class="mdescRight">true if light is on <a href="#a5de838bf51308259606aed429b277c1d">More...</a><br /></td></tr>
<tr class="separator:a5de838bf51308259606aed429b277c1d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a95c6ddcf6382ebafefc317a089472612"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a95c6ddcf6382ebafefc317a089472612">m_diffuse</a></td></tr>
<tr class="separator:a95c6ddcf6382ebafefc317a089472612"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4489facefda5d6f1368e72173542f586"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a4489facefda5d6f1368e72173542f586">m_direction</a></td></tr>
<tr class="memdesc:a4489facefda5d6f1368e72173542f586"><td class="mdescLeft">&#160;</td><td class="mdescRight">ignored for "point" and "ambient" lights <a href="#a4489facefda5d6f1368e72173542f586">More...</a><br /></td></tr>
<tr class="separator:a4489facefda5d6f1368e72173542f586"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a52a4e4fd3e4e80def77731ec311e740f"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a52a4e4fd3e4e80def77731ec311e740f">m_hotspot</a></td></tr>
<tr class="memdesc:a52a4e4fd3e4e80def77731ec311e740f"><td class="mdescLeft">&#160;</td><td class="mdescRight">0.0 to 1.0 (See <a class="el" href="class_o_n___light.html#a629982306cb1ded6b3002d43f0db6ab3">SetHotSpot()</a> for details) <a href="#a52a4e4fd3e4e80def77731ec311e740f">More...</a><br /></td></tr>
<tr class="separator:a52a4e4fd3e4e80def77731ec311e740f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7b3f2c6ad438bd36e26bc16906296a35"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a7b3f2c6ad438bd36e26bc16906296a35">m_intensity</a></td></tr>
<tr class="separator:a7b3f2c6ad438bd36e26bc16906296a35"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a610551e8298eb97a752f3ee8dd88aa60"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a610551e8298eb97a752f3ee8dd88aa60">m_length</a></td></tr>
<tr class="separator:a610551e8298eb97a752f3ee8dd88aa60"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a304aeeb7d54cfd2050e6d8847018e54b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a304aeeb7d54cfd2050e6d8847018e54b">m_light_id</a></td></tr>
<tr class="separator:a304aeeb7d54cfd2050e6d8847018e54b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afc6a38a7d2d67eba4606eb19a38af87b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#afc6a38a7d2d67eba4606eb19a38af87b">m_light_index</a></td></tr>
<tr class="separator:afc6a38a7d2d67eba4606eb19a38af87b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad9449f22e1d4914618c001339d1e8b85"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__w_string.html">ON_wString</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#ad9449f22e1d4914618c001339d1e8b85">m_light_name</a></td></tr>
<tr class="separator:ad9449f22e1d4914618c001339d1e8b85"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1306a1196d8a141a19df31bbb194a0f7"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a1306a1196d8a141a19df31bbb194a0f7">m_location</a></td></tr>
<tr class="memdesc:a1306a1196d8a141a19df31bbb194a0f7"><td class="mdescLeft">&#160;</td><td class="mdescRight">ignored for "directional" and "ambient" lights <a href="#a1306a1196d8a141a19df31bbb194a0f7">More...</a><br /></td></tr>
<tr class="separator:a1306a1196d8a141a19df31bbb194a0f7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a784c8bd77fb05f2620bbd45229239c0a"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a784c8bd77fb05f2620bbd45229239c0a">m_shadow_intensity</a></td></tr>
<tr class="memdesc:a784c8bd77fb05f2620bbd45229239c0a"><td class="mdescLeft">&#160;</td><td class="mdescRight">shawdow casting <a href="#a784c8bd77fb05f2620bbd45229239c0a">More...</a><br /></td></tr>
<tr class="separator:a784c8bd77fb05f2620bbd45229239c0a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a15547702f3959ac373c88fdd05533e7c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a15547702f3959ac373c88fdd05533e7c">m_specular</a></td></tr>
<tr class="separator:a15547702f3959ac373c88fdd05533e7c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a22bd1fcc68ef985e139cc3fe15d0d611"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a22bd1fcc68ef985e139cc3fe15d0d611">m_spot_angle</a></td></tr>
<tr class="memdesc:a22bd1fcc68ef985e139cc3fe15d0d611"><td class="mdescLeft">&#160;</td><td class="mdescRight">spot settings - ignored for non-spot lights <a href="#a22bd1fcc68ef985e139cc3fe15d0d611">More...</a><br /></td></tr>
<tr class="separator:a22bd1fcc68ef985e139cc3fe15d0d611"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a110dc8788be2b1f45561b6c722a070f2"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a110dc8788be2b1f45561b6c722a070f2">m_spot_exponent</a></td></tr>
<tr class="separator:a110dc8788be2b1f45561b6c722a070f2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a087c580d6dd773bd3283e6b0d2a687df"><td class="memItemLeft" align="right" valign="top">ON::light_style&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a087c580d6dd773bd3283e6b0d2a687df">m_style</a></td></tr>
<tr class="memdesc:a087c580d6dd773bd3283e6b0d2a687df"><td class="mdescLeft">&#160;</td><td class="mdescRight">style of light <a href="#a087c580d6dd773bd3283e6b0d2a687df">More...</a><br /></td></tr>
<tr class="separator:a087c580d6dd773bd3283e6b0d2a687df"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a37e9a6d12b83c335287c73b9036a83cc"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a37e9a6d12b83c335287c73b9036a83cc">m_watts</a></td></tr>
<tr class="separator:a37e9a6d12b83c335287c73b9036a83cc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa034490c778d16ebf93d9876d17d6d3c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#aa034490c778d16ebf93d9876d17d6d3c">m_width</a></td></tr>
<tr class="separator:aa034490c778d16ebf93d9876d17d6d3c"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a>
Static Public Attributes</h2></td></tr>
<tr class="memitem:a93c6e3443f9b6034296b2d6eb0e13d82"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="class_o_n___light.html">ON_Light</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___light.html#a93c6e3443f9b6034296b2d6eb0e13d82">Unset</a></td></tr>
<tr class="separator:a93c6e3443f9b6034296b2d6eb0e13d82"><td class="memSeparator" colspan="2">&#160;</td></tr>
<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="-"/>&#160;Static Public Attributes inherited from <a class="el" href="class_o_n___geometry.html">ON_Geometry</a></td></tr>
<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="class_o_n___geometry.html">ON_Geometry</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___geometry.html#a4d9849b197644c66831f3ed1b8738935">Unset</a></td></tr>
<tr class="separator:a4d9849b197644c66831f3ed1b8738935 inherit pub_static_attribs_class_o_n___geometry"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<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="-"/>&#160;Public Types inherited from <a class="el" href="class_o_n___object.html">ON_Object</a></td></tr>
<tr class="memitem:a7f520e987ffa14e71b06493340f9956c inherit pub_types_class_o_n___object"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956c">UserDataConflictResolution</a> : unsigned char { <br />
&#160;&#160;<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956caba9e24ac13ffcde7d2f6b554a33df7cd">UserDataConflictResolution::destination_object</a> = 0,
<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca34f1a09f0cf6c7e702b6aad2260c6b0f">UserDataConflictResolution::source_object</a> = 1,
<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956cad741a50b9ec9ac0de6491a83bc5b166f">UserDataConflictResolution::source_copycount_gt</a> = 2,
<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca35055504b8fe7e98f97c2b2ea6168ad2">UserDataConflictResolution::source_copycount_ge</a> = 3,
<br />
&#160;&#160;<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca6c944380c6bd502741a041a82ad00a5a">UserDataConflictResolution::destination_copycount_gt</a> = 4,
<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956cadb77cee2050a09b500c679688e45a105">UserDataConflictResolution::destination_copycount_ge</a> = 5,
<a class="el" href="class_o_n___object.html#a7f520e987ffa14e71b06493340f9956ca880ec7882afd9386e91140bf4f77e594">UserDataConflictResolution::delete_item</a> = 6
<br />
}</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p><br />
/ / Copyright (c) 1993-2012 Robert McNeel &amp; Associates. All rights reserved. / OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert / McNeel &amp; 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. / <br />
/ For complete openNURBS copyright information see <a href="http://www.opennurbs.org">http://www.opennurbs.org</a>. / ////////////////////////////////////////////////////////////// </p>
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<h2 class="memtitle"><span class="permalink"><a href="#abc2008b5076e72310bc907226b57f5da">&#9670;&nbsp;</a></span>ON_Light() <span class="overload">[1/2]</span></h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a285e7a8ccb6539e9c8e0252e24c4d85e">&#9670;&nbsp;</a></span>~ON_Light()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a8bd15d8d5ffc93a7920f5ff4f40e5aed">&#9670;&nbsp;</a></span>ON_Light() <span class="overload">[2/2]</span></h2>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a704717b7c15f5cabfb9c8d1b2167844a">&#9670;&nbsp;</a></span>Ambient()</h2>
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<td class="memname"><a class="el" href="class_o_n___color.html">ON_Color</a> ON_Light::Ambient </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a8940237940c927b1dda33417163a4c47">&#9670;&nbsp;</a></span>Attenuation() <span class="overload">[1/2]</span></h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::Attenuation </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a1594edf09482c1b0c862e3a1f6850811">&#9670;&nbsp;</a></span>Attenuation() <span class="overload">[2/2]</span></h2>
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<td class="memname">double ON_Light::Attenuation </td>
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<p>computes 1/(a[0] + d*a[1] + d^2*a[2]) where d = argument returns 0 if a[0] + d*a[1] + d^2*a[2] &lt;= 0 </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1210026c48d130330462a110b8bced06">&#9670;&nbsp;</a></span>CoordinateSystem()</h2>
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<td class="memname">ON::coordinate_system ON_Light::CoordinateSystem </td>
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<p>determined by style </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac1e0743cec8d6d26343ef892deba19e0">&#9670;&nbsp;</a></span>Default()</h2>
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<td class="memname">void ON_Light::Default </td>
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<p>make default light </p>
<p>Interface </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab5ce25b27553d4d826cbcac9a4767961">&#9670;&nbsp;</a></span>Diffuse()</h2>
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<td class="memname"><a class="el" href="class_o_n___color.html">ON_Color</a> ON_Light::Diffuse </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a49cfa6b2186ce204312d7a9060042568">&#9670;&nbsp;</a></span>Dimension()</h2>
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<td class="memname">int ON_Light::Dimension </td>
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<p><a class="el" href="class_o_n___geometry.html">ON_Geometry</a> virtual functions </p>
<p>Reimplemented from <a class="el" href="class_o_n___geometry.html#a0d66ab16e2fddfd1b3e6cf3d6ebbd364">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0462d07d769a9a7c91944393b2f59dac">&#9670;&nbsp;</a></span>Direction()</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::Direction </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a1261015707bc1a2882750853f18ef8b0">&#9670;&nbsp;</a></span>Dump()</h2>
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<td class="memname">void ON_Light::Dump </td>
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<p>for debugging </p>
<p>Reimplemented from <a class="el" href="class_o_n___object.html#a21c7b04a80f1806c3a45f72d7c491a44">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3ba4397509b6b53b5468ab81691b98b6">&#9670;&nbsp;</a></span>Enable()</h2>
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<td class="memname">bool ON_Light::Enable </td>
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<p>returns previous state </p>
<p>turn light on/off </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a86508f1863e3f785928a7e0758ba8273">&#9670;&nbsp;</a></span>GetBBox()</h2>
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<td class="memname">bool ON_Light::GetBBox </td>
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<p>virtual <a class="el" href="class_o_n___geometry.html">ON_Geometry</a> GetBBox override </p>
<p>Reimplemented from <a class="el" href="class_o_n___geometry.html#ad615e08fe92af659c8d10cbb4f8fc5e3">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad46245219f2068381a101e4e8d9137e1">&#9670;&nbsp;</a></span>GetLightXform()</h2>
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<td class="memname">bool ON_Light::GetLightXform </td>
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<td class="paramtype"><a class="el" href="class_o_n___xform.html">ON_Xform</a> &amp;&#160;</td>
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<p>Description: A light's location and direction can be defined with respect to world, camera, or view coordinates. GetLightXform gets the transformation from the light's intrinsic coordinate system to the destination coordinate system specified by dest_cs. Parameters: vp - [in] viewport where light is being used dest_cs - [in] destination coordinate system xform - [out] transformation from the light's intrinsic coordinate system to cs. Returns: true if successful. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab4c37a4aef15f65e8b949f9b28323fb0">&#9670;&nbsp;</a></span>GetSpotLightRadii()</h2>
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<td class="memname">bool ON_Light::GetSpotLightRadii </td>
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<p>The spotlight radii are useful for display UI. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#afa5c38b93f2e6ff5b60f2f196794a915">&#9670;&nbsp;</a></span>HotSpot()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ac1232aa7eec78ece4ca919c4e7f6f84b">&#9670;&nbsp;</a></span>Intensity()</h2>
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<p>0.0 = 0% 1.0 = 100% Only clamped above zero - no maximum. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6cd910116c84bb4240bf64e161838dcf">&#9670;&nbsp;</a></span>IsDirectionalLight()</h2>
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<td class="memname">const bool ON_Light::IsDirectionalLight </td>
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<h2 class="memtitle"><span class="permalink"><a href="#afdb2804736d2535f38a6ac07136e1e2c">&#9670;&nbsp;</a></span>IsEnabled()</h2>
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<td class="memname">bool ON_Light::IsEnabled </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a5f8f524df9fa1195ee93c6f1f1a262ec">&#9670;&nbsp;</a></span>IsLinearLight()</h2>
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<td class="memname">const bool ON_Light::IsLinearLight </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a246f7f4055d6f80a6f62f02fe250976d">&#9670;&nbsp;</a></span>IsPointLight()</h2>
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<td class="memname">const bool ON_Light::IsPointLight </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a16352e841b9147bf8bc04dd5c860bfdb">&#9670;&nbsp;</a></span>IsRectangularLight()</h2>
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<td class="memname">const bool ON_Light::IsRectangularLight </td>
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<h2 class="memtitle"><span class="permalink"><a href="#aa4328d9f70070a6fbb2f17f19b2347df">&#9670;&nbsp;</a></span>IsSpotLight()</h2>
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<td class="memname">const bool ON_Light::IsSpotLight </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3be88ed7ac09d1ad666c4862069d9bb4">&#9670;&nbsp;</a></span>IsValid()</h2>
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<p><a class="el" href="class_o_n___object.html">ON_Object</a> virtual functions </p>
<p>Reimplemented from <a class="el" href="class_o_n___geometry.html#adf87e5ba0d9939dfabbb9f421b9d2b3b">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a83fb1d0f045589e04ebff1d3688359a0">&#9670;&nbsp;</a></span>Length()</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::Length </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ac06fed757bf909d12543ddda8933db74">&#9670;&nbsp;</a></span>LightIndex()</h2>
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<td class="memname">int ON_Light::LightIndex </td>
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<h2 class="memtitle"><span class="permalink"><a href="#aeff793536c39c13a6a1133544ac7bd32">&#9670;&nbsp;</a></span>LightName()</h2>
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<td class="memname">const <a class="el" href="class_o_n__w_string.html">ON_wString</a>&amp; ON_Light::LightName </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a141ecd6c1c677ee744a10706d11ac02a">&#9670;&nbsp;</a></span>Location()</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> ON_Light::Location </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a1c62fcef119977ad0314db9e4c05793c">&#9670;&nbsp;</a></span>ModelObjectId()</h2>
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<td class="memname"><a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a> ON_Light::ModelObjectId </td>
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<p>virtual </p>
<p>Reimplemented from <a class="el" href="class_o_n___object.html#a21c508d3b53458e252adbcd29e62ed09">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5b425144ac7eaa29919067dab49ea8f3">&#9670;&nbsp;</a></span>ObjectType()</h2>
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<td class="memname">ON::object_type ON_Light::ObjectType </td>
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<p>Description: Useful for switch statements that need to differentiate between basic object types like points, curves, surfaces, and so on.</p>
<p>Returns: ON::object_type enum value.</p>
<p>Remarks: The default implementation of this virtual function returns ON::unknown_object_type </p>
<p>Reimplemented from <a class="el" href="class_o_n___object.html#afa19aee4a411a8fda53aff00bd02d86e">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a22ad8e65a214b252c92c00db9322661a">&#9670;&nbsp;</a></span>operator=()</h2>
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<td class="memname"><a class="el" href="class_o_n___light.html">ON_Light</a>&amp; ON_Light::operator= </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a786c983deb426f473396e1a007026690">&#9670;&nbsp;</a></span>PerpindicularDirection()</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::PerpindicularDirection </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad8098e66ba7de8ccacb95215657fc4d3">&#9670;&nbsp;</a></span>PowerCandela()</h2>
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<td class="memname">double ON_Light::PowerCandela </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ab0d170838cd7db0812de21253298a2fd">&#9670;&nbsp;</a></span>PowerLumens()</h2>
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<td class="memname">double ON_Light::PowerLumens </td>
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<h2 class="memtitle"><span class="permalink"><a href="#addcb63c80e984d73fad92e626e6f7eab">&#9670;&nbsp;</a></span>PowerWatts()</h2>
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<td class="memname">double ON_Light::PowerWatts </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a41e5c4cc08eab7549fd72047f567e786">&#9670;&nbsp;</a></span>Read()</h2>
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<td class="memname">bool ON_Light::Read </td>
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<td class="paramtype"><a class="el" href="class_o_n___binary_archive.html">ON_BinaryArchive</a> &amp;&#160;</td>
<td class="paramname"><em>binary_archive</em></td><td>)</td>
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<p>Description: Low level archive writing tool used by <a class="el" href="class_o_n___binary_archive.html#a025b86c1da38eb51f66d6260b1141ac3">ON_BinaryArchive::ReadObject()</a>. Parameters: binary_archive - archive to read from Returns: Returns true if the read is successful. Remarks: Use <a class="el" href="class_o_n___binary_archive.html#a025b86c1da38eb51f66d6260b1141ac3">ON_BinaryArchive::ReadObject()</a> to read objects. This <a class="el" href="class_o_n___light.html#a41e5c4cc08eab7549fd72047f567e786">Read()</a> function should read the objects definition back into its data members.</p>
<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="class_o_n___object.html#a09ac9742ead91dd8f9cdd579bcbfed10">ON_Object</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0e7a594ceddeafa0d1aef885a13290bb">&#9670;&nbsp;</a></span>SetAmbient()</h2>
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<td class="memname">void ON_Light::SetAmbient </td>
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<td class="paramtype"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>colors </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab19fb2735c2edb64b60ab0d975e84c62">&#9670;&nbsp;</a></span>SetAttenuation() <span class="overload">[1/2]</span></h2>
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<td class="memname">void ON_Light::SetAttenuation </td>
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<td class="paramtype">double&#160;</td>
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<p>attenuation settings (ignored for "directional" and "ambient" lights) attenuation = 1/(a[0] + d*a[1] + d^2*a[2]) where d = distance to light </p>
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<td class="memname">void ON_Light::SetAttenuation </td>
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<td class="paramtype">const <a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> &amp;&#160;</td>
<td class="paramname"></td><td>)</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a80f7e4a6a7cc287a358f353b05e159f6">&#9670;&nbsp;</a></span>SetDiffuse()</h2>
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<td class="memname">void ON_Light::SetDiffuse </td>
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<td class="paramtype"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a0d295932e1fdb4f33c555b6f7afa8086">&#9670;&nbsp;</a></span>SetDirection()</h2>
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<td class="memname">void ON_Light::SetDirection </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a629982306cb1ded6b3002d43f0db6ab3">&#9670;&nbsp;</a></span>SetHotSpot()</h2>
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<td class="memname">void ON_Light::SetHotSpot </td>
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<p>The hot spot setting runs from 0.0 to 1.0 and is used to provides a linear interface for controling the focus or concentration of a spotlight. A hot spot setting of 0.0 corresponds to a spot exponent of 128. A hot spot setting of 1.0 corresponds to a spot exponent of 0.0. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aeb103fbcf3641620347ba6eb29f92edd">&#9670;&nbsp;</a></span>SetIntensity()</h2>
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<td class="memname">void ON_Light::SetIntensity </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a2354f9d1f07f4c4435c13ae9ae0509a1">&#9670;&nbsp;</a></span>SetLength()</h2>
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<td class="memname">void ON_Light::SetLength </td>
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<p>linear and rectangular light parameters (ignored for non-linear/rectangular lights) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad3e88b7e6aa3febae44bfac4c2d9397a">&#9670;&nbsp;</a></span>SetLightIndex()</h2>
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<td class="memname">void ON_Light::SetLightIndex </td>
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<p>light index </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac191120efb9e211a29375302cc9d2457">&#9670;&nbsp;</a></span>SetLightName() <span class="overload">[1/2]</span></h2>
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<td class="memname">void ON_Light::SetLightName </td>
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<p>light name </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a39892d7aa005835af14d694d199758dd">&#9670;&nbsp;</a></span>SetLightName() <span class="overload">[2/2]</span></h2>
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<td class="memname">void ON_Light::SetLightName </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a963aabb88550894d147b986d2df72990">&#9670;&nbsp;</a></span>SetLocation()</h2>
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<td class="memname">void ON_Light::SetLocation </td>
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<td class="paramtype">const <a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> &amp;&#160;</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a10f0cf42f44616192d8275356df474b0">&#9670;&nbsp;</a></span>SetPowerCandela()</h2>
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<td class="memname">void ON_Light::SetPowerCandela </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a75bd0684691668b014379c69d50227ad">&#9670;&nbsp;</a></span>SetPowerLumens()</h2>
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<td class="memname">void ON_Light::SetPowerLumens </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a400b40936671e9d8654257f5bded616e">&#9670;&nbsp;</a></span>SetPowerWatts()</h2>
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<td class="memname">void ON_Light::SetPowerWatts </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a45822b2c8c3f608f296d571c46d017b6">&#9670;&nbsp;</a></span>SetShadowIntensity()</h2>
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<td class="memname">void ON_Light::SetShadowIntensity </td>
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<p>shadow parameters (ignored for non-spot lights)</p>
<p>shadow intensity 0.0 = does not cast any shadows 1.0 = casts black shadows </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8c3424ca6a8122252e78e7e6a90daddb">&#9670;&nbsp;</a></span>SetSpecular()</h2>
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<td class="memname">void ON_Light::SetSpecular </td>
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<td class="paramtype"><a class="el" href="class_o_n___color.html">ON_Color</a>&#160;</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a8b528340df418fff7614b9000317bcac">&#9670;&nbsp;</a></span>SetSpotAngleDegrees()</h2>
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<td class="memname">void ON_Light::SetSpotAngleDegrees </td>
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<p>spot light parameters (ignored for non-spot lights)</p>
<p>angle = 0 to 90 degrees exponent = 0 to 128 (0=uniform, 128=high focus) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aad3eb7187dadb55220d3c58b1b5c6314">&#9670;&nbsp;</a></span>SetSpotAngleRadians()</h2>
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<td class="memname">void ON_Light::SetSpotAngleRadians </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ab3a3e9cb5864b34e571037f393dafc94">&#9670;&nbsp;</a></span>SetSpotExponent()</h2>
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<td class="memname">void ON_Light::SetSpotExponent </td>
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<p>The spot exponent varies from 0.0 to 128.0 and provides an exponential interface for controling the focus or concentration of a spotlight (like the OpenGL GL_SPOT_EXPONENT parameter). The spot exponent and hot spot parameters are linked; changing one will change the other. A hot spot setting of 0.0 corresponds to a spot exponent of 128. A hot spot setting of 1.0 corresponds to a spot exponent of 0.0. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a74fec2d40aff18653e18cd704169f199">&#9670;&nbsp;</a></span>SetStyle()</h2>
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<td class="memname">void ON_Light::SetStyle </td>
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<p>style, location, and direction direction is ignored for "point" and "ambient" lights location is ignored for "directional" and "ambient" lights </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a20c26cad36e3d6febeeaa5627585e7d2">&#9670;&nbsp;</a></span>SetWidth()</h2>
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<td class="memname">void ON_Light::SetWidth </td>
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<h2 class="memtitle"><span class="permalink"><a href="#aa5ebf4bbe7eeb6e7fc7f8a531b907286">&#9670;&nbsp;</a></span>ShadowIntensity()</h2>
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<td class="memname">double ON_Light::ShadowIntensity </td>
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<h2 class="memtitle"><span class="permalink"><a href="#af05d987769ebc38016222e51b8ab3c71">&#9670;&nbsp;</a></span>Specular()</h2>
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<td class="memname"><a class="el" href="class_o_n___color.html">ON_Color</a> ON_Light::Specular </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a4532514b5053c21c672a67cba4667c92">&#9670;&nbsp;</a></span>SpotAngleDegrees()</h2>
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<td class="memname">double ON_Light::SpotAngleDegrees </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a5e49636f23078bf561667e051a29da35">&#9670;&nbsp;</a></span>SpotAngleRadians()</h2>
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<td class="memname">double ON_Light::SpotAngleRadians </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a02a1015ccffce2cf1b50effc82e995bc">&#9670;&nbsp;</a></span>SpotExponent()</h2>
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<td class="memname">double ON_Light::SpotExponent </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ae48a7b6f6b87dc39e5c6164f09350ab6">&#9670;&nbsp;</a></span>Style()</h2>
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<td class="memname">ON::light_style ON_Light::Style </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a2aaa59fa1a273a5f069b556906e4e16b">&#9670;&nbsp;</a></span>Transform()</h2>
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<td class="memname">bool ON_Light::Transform </td>
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<p>Description: Transforms the object.</p>
<p>Parameters: xform - [in] transformation to apply to object. If xform.IsSimilarity() is zero, then you may want to call MakeSquishy() before calling Transform.</p>
<p>Remarks: When overriding this function, be sure to include a call to <a class="el" href="class_o_n___object.html#a881bd2f0d8515adba1c42c578bcb7052">ON_Object::TransformUserData()</a> which takes care of transforming any <a class="el" href="class_o_n___user_data.html">ON_UserData</a> that may be attached to the object.</p>
<p>See Also: <a class="el" href="class_o_n___geometry.html#af156cd098b9e68fab5f32e76b1e274e2">ON_Geometry::IsDeformable()</a>;</p>
<p>Remarks: Classes derived from <a class="el" href="class_o_n___geometry.html">ON_Geometry</a> should call <a class="el" href="class_o_n___geometry.html#add710872e89bc29e1ed1321b3e70b1b1">ON_Geometry::Transform()</a> to handle user data transformations and then transform their definition. </p>
<p>Reimplemented from <a class="el" href="class_o_n___geometry.html#add710872e89bc29e1ed1321b3e70b1b1">ON_Geometry</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5fbc34f57ca8dbd8e76e95a81f301598">&#9670;&nbsp;</a></span>Width()</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::Width </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a3888efdfc3a39dc368b5d1b8111cbd34">&#9670;&nbsp;</a></span>Write()</h2>
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<td class="memname">bool ON_Light::Write </td>
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<p>Use <a class="el" href="class_o_n___binary_archive.html#a33187abe5d04ac52c41d7a798e664f3b" title="writes object definition ">ON_BinaryArchive::WriteObject()</a> and <a class="el" href="class_o_n___binary_archive.html#a025b86c1da38eb51f66d6260b1141ac3">ON_BinaryArchive::ReadObject()</a> for top level serialization. These <a class="el" href="class_o_n___light.html#a41e5c4cc08eab7549fd72047f567e786">Read()</a>/Write() members should just write/read specific definitions. In particular, they should not write/ read any chunk typecode or length information. The default implementations return false and do nothing. </p>
<p>Reimplemented from <a class="el" href="class_o_n___object.html#a16eb9ab6bf0d0a614655cf9cd055871a">ON_Object</a>.</p>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a6f68132eb287595177c38f7b6ff01fe6">&#9670;&nbsp;</a></span>m_ambient</h2>
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<td class="memname"><a class="el" href="class_o_n___color.html">ON_Color</a> ON_Light::m_ambient</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a43695ae25655b78d28a660005fffa8a8">&#9670;&nbsp;</a></span>m_attenuation</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::m_attenuation</td>
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<p>attenuation settings - ignored for "directional" and "ambient" lights </p>
<p>each entry &gt;= 0.0 att = 1/(a[0] + d*a[1] + d^2*a[2]) where d = distance to light </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5de838bf51308259606aed429b277c1d">&#9670;&nbsp;</a></span>m_bOn</h2>
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<td class="memname">bool ON_Light::m_bOn</td>
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<p>true if light is on </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a95c6ddcf6382ebafefc317a089472612">&#9670;&nbsp;</a></span>m_diffuse</h2>
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<td class="memname"><a class="el" href="class_o_n___color.html">ON_Color</a> ON_Light::m_diffuse</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a4489facefda5d6f1368e72173542f586">&#9670;&nbsp;</a></span>m_direction</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::m_direction</td>
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<p>ignored for "point" and "ambient" lights </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a52a4e4fd3e4e80def77731ec311e740f">&#9670;&nbsp;</a></span>m_hotspot</h2>
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<p>0.0 to 1.0 (See <a class="el" href="class_o_n___light.html#a629982306cb1ded6b3002d43f0db6ab3">SetHotSpot()</a> for details) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7b3f2c6ad438bd36e26bc16906296a35">&#9670;&nbsp;</a></span>m_intensity</h2>
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<td class="memname">double ON_Light::m_intensity</td>
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<p>Linear dimming/brightening factor: 0.0 = off, 1.0 = 100%. Values &lt; 0.0 and values &gt; 1.0 are permitted but are not consistently interpreted by various renderers. Renderers should clamp the range to [0.0, 1.0] if their lighting model does not support more exotic interpretations of m_intensity. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a610551e8298eb97a752f3ee8dd88aa60">&#9670;&nbsp;</a></span>m_length</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::m_length</td>
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<p>only for linear and rectangular lights ends of linear lights are m_location and m_location+m_length </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a304aeeb7d54cfd2050e6d8847018e54b">&#9670;&nbsp;</a></span>m_light_id</h2>
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<td class="memname"><a class="el" href="struct_o_n___u_u_i_d__struct.html">ON_UUID</a> ON_Light::m_light_id</td>
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<h2 class="memtitle"><span class="permalink"><a href="#afc6a38a7d2d67eba4606eb19a38af87b">&#9670;&nbsp;</a></span>m_light_index</h2>
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<td class="memname">int ON_Light::m_light_index</td>
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<h2 class="memtitle"><span class="permalink"><a href="#ad9449f22e1d4914618c001339d1e8b85">&#9670;&nbsp;</a></span>m_light_name</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a1306a1196d8a141a19df31bbb194a0f7">&#9670;&nbsp;</a></span>m_location</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_point.html">ON_3dPoint</a> ON_Light::m_location</td>
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<p>ignored for "directional" and "ambient" lights </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a784c8bd77fb05f2620bbd45229239c0a">&#9670;&nbsp;</a></span>m_shadow_intensity</h2>
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<td class="memname">double ON_Light::m_shadow_intensity</td>
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<p>shawdow casting </p>
<p>0.0 = no shadow casting, 1.0 = full shadow casting </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a15547702f3959ac373c88fdd05533e7c">&#9670;&nbsp;</a></span>m_specular</h2>
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<td class="memname"><a class="el" href="class_o_n___color.html">ON_Color</a> ON_Light::m_specular</td>
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<h2 class="memtitle"><span class="permalink"><a href="#a22bd1fcc68ef985e139cc3fe15d0d611">&#9670;&nbsp;</a></span>m_spot_angle</h2>
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<td class="memname">double ON_Light::m_spot_angle</td>
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<p>spot settings - ignored for non-spot lights </p>
<p>0.0 to 90.0 </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a110dc8788be2b1f45561b6c722a070f2">&#9670;&nbsp;</a></span>m_spot_exponent</h2>
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<p>0.0 to 128.0 0.0 = uniform 128.0 = high focus </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a087c580d6dd773bd3283e6b0d2a687df">&#9670;&nbsp;</a></span>m_style</h2>
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<p>style of light </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a37e9a6d12b83c335287c73b9036a83cc">&#9670;&nbsp;</a></span>m_watts</h2>
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<p>Used by lighting models that reference lighting fixtures. Values &lt; 0.0 are invalid. If m_watts is 0.0, the value is ignored. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa034490c778d16ebf93d9876d17d6d3c">&#9670;&nbsp;</a></span>m_width</h2>
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<td class="memname"><a class="el" href="class_o_n__3d_vector.html">ON_3dVector</a> ON_Light::m_width</td>
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<p>only for rectangular lights corners of rectangular lights are m_location, m_location+m_length, m_location+m_width, m_location+m_width+m_length </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a93c6e3443f9b6034296b2d6eb0e13d82">&#9670;&nbsp;</a></span>Unset</h2>
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<td class="memname">const <a class="el" href="class_o_n___light.html">ON_Light</a> ON_Light::Unset</td>
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