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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>NeL: NL3D::CZoneLighter::CPointLightRT struct Reference</title>
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<h1>NL3D::CZoneLighter::CPointLightRT Struct Reference</h1><hr><a name="_details"></a><h2>Detailed Description</h2>
A PointLight struct to test raytracing. 
<p>

<p>
Definition at line <a class="el" href="a06769.html#l00531">531</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.<table border=0 cellpadding=0 cellspacing=0>
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<tr><td colspan=2><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTa0">CPointLightRT</a> ()</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTa1">testRaytrace</a> (const <a class="el" href="a03128.html">CVector</a> &amp;<a class="el" href="a04223.html#a576">v</a>)</td></tr>

<tr><td colspan=2><br><h2>Data Fields</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a02291.html">NLMISC::CBSphere</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo0">BSphere</a></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a04558.html#a15">uint</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo1">DstId</a></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a02423.html">CCubeGrid</a>&lt; const <a class="el" href="a03750.html">CTriangle</a> * &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo2">FaceCubeGrid</a></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>float&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo3">OODeltaAttenuation</a></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03094.html">CPointLightNamed</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo4">PointLight</a></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a04558.html#a15">uint</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo5">RefCount</a></td></tr>

</table>
<hr><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTa0" doxytag="NL3D::CZoneLighter::CPointLightRT::CPointLightRT" ></a><p>
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          <td class="md" nowrap valign="top"> CZoneLighter::CPointLightRT::CPointLightRT </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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    </td>
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<p>

<p>
Definition at line <a class="el" href="a06768.html#l03132">3132</a> of file <a class="el" href="a06768.html">zone_lighter.cpp</a>.
<p>
<div class="fragment"><pre>03133 {
03134         <a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo5">RefCount</a>= 0;
03135 }
</pre></div>    </td>
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTa1" doxytag="NL3D::CZoneLighter::CPointLightRT::testRaytrace" ></a><p>
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          <td class="md" nowrap valign="top"> bool CZoneLighter::CPointLightRT::testRaytrace </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const <a class="el" href="a03128.html">CVector</a> &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>v</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<p>
Tells if a point is visible from this light. NB: test first if in BSphere If occluded or out of radius, return false, else return true. Also Skip if the light is an Ambient, and skip if the light is a spot and if the position is out of the cone
<p>
Definition at line <a class="el" href="a06768.html#l03139">3139</a> of file <a class="el" href="a06768.html">zone_lighter.cpp</a>.
<p>
References <a class="el" href="a05505.html#l00048">NLMISC::CBSphere::Center</a>, <a class="el" href="a06179.html#l00267">NL3D::CPointLight::computeLinearAttenuation()</a>, <a class="el" href="a06769.html#l00239">NL3D::CZoneLighter::CTriangle::getPlane()</a>, <a class="el" href="a02423.html#NL3D_1_1CCubeGrida3">NL3D::CCubeGrid&lt; const CTriangle * &gt;::getSel()</a>, <a class="el" href="a06179.html#l00138">NL3D::CPointLight::getType()</a>, <a class="el" href="a05504.html#l00063">NLMISC::CBSphere::include()</a>, <a class="el" href="a03616.html#NLMISC_1_1CTriangleUVa2">NLMISC::CTriangle::intersect()</a>, <a class="el" href="a02423.html#NL3D_1_1CCubeGrida5">NL3D::CCubeGrid&lt; const CTriangle * &gt;::isEndSel()</a>, <a class="el" href="a02423.html#NL3D_1_1CCubeGrida6">NL3D::CCubeGrid&lt; const CTriangle * &gt;::nextSel()</a>, <a class="el" href="a02423.html#NL3D_1_1CCubeGrida7">NL3D::CCubeGrid&lt; const CTriangle * &gt;::select()</a>, <a class="el" href="a06769.html#l00225">NL3D::CZoneLighter::CTriangle::Triangle</a>, and <a class="el" href="a05646.html#l00237">v</a>.
<p>
Referenced by <a class="el" href="a06768.html#l03346">NL3D::CZoneLighter::processZonePointLightRT()</a>.
<p>
<div class="fragment"><pre>03140 {
03141         CVector dummy;
03142 
03143         <span class="keywordflow">if</span>(!<a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo0">BSphere</a>.<a class="code" href="a02291.html#NLMISC_1_1CBSpherea3">include</a>(v))
03144                 <span class="keywordflow">return</span> <span class="keyword">false</span>;
03145 
03146         <span class="comment">// If Ambient light, just skip</span>
03147         <span class="keywordflow">if</span>(<a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo4">PointLight</a>.getType()== CPointLight::AmbientLight)
03148                 <span class="keywordflow">return</span> <span class="keyword">false</span>;
03149 
03150         <span class="comment">// If SpotLight verify in angle radius.</span>
03151         <span class="keywordflow">if</span>(<a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo4">PointLight</a>.getType()== CPointLight::SpotLight)
03152         {
03153                 <span class="keywordtype">float</span>   att= <a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo4">PointLight</a>.computeLinearAttenuation(v);
03154                 <span class="keywordflow">if</span> (att==0)
03155                         <span class="keywordflow">return</span> <span class="keyword">false</span>;
03156         }
03157 
03158         <span class="comment">// Select in the cubeGrid</span>
03159         <a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo2">FaceCubeGrid</a>.<a class="code" href="a02423.html#NL3D_1_1CCubeGrida7">select</a>(v);
03160         <span class="comment">// For all faces selected</span>
03161         <span class="keywordflow">while</span>(!<a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo2">FaceCubeGrid</a>.<a class="code" href="a02423.html#NL3D_1_1CCubeGrida5">isEndSel</a>())
03162         {
03163                 <span class="keyword">const</span> CTriangle *tri= <a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo2">FaceCubeGrid</a>.<a class="code" href="a02423.html#NL3D_1_1CCubeGrida3">getSel</a>();
03164 
03165                 <span class="comment">// If intersect, the point is occluded.</span>
03166                 <span class="keywordflow">if</span>( tri-&gt;Triangle.intersect(<a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo0">BSphere</a>.<a class="code" href="a02291.html#NLMISC_1_1CBSphereo0">Center</a>, v, dummy, tri-&gt;getPlane()) )
03167                         <span class="keywordflow">return</span> <span class="keyword">false</span>;
03168 
03169                 <span class="comment">// next</span>
03170                 <a class="code" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo2">FaceCubeGrid</a>.<a class="code" href="a02423.html#NL3D_1_1CCubeGrida6">nextSel</a>();
03171         }
03172 
03173         <span class="comment">// Ok the point is visilbe from the light</span>
03174         <span class="keywordflow">return</span> <span class="keyword">true</span>;
03175 }
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<hr><h2>Field Documentation</h2>
<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTo0" doxytag="NL3D::CZoneLighter::CPointLightRT::BSphere" ></a><p>
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<p>

<p>
Definition at line <a class="el" href="a06769.html#l00536">536</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.
<p>
Referenced by <a class="el" href="a06768.html#l03179">NL3D::CZoneLighter::addStaticPointLight()</a>, <a class="el" href="a06768.html#l03202">NL3D::CZoneLighter::compilePointLightRT()</a>, <a class="el" href="a06768.html#l03329">NL3D::CZoneLighter::CPredPointLightToPoint::operator()()</a>, and <a class="el" href="a06768.html#l03346">NL3D::CZoneLighter::processZonePointLightRT()</a>.    </td>
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<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTo1" doxytag="NL3D::CZoneLighter::CPointLightRT::DstId" ></a><p>
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          <td class="md" nowrap valign="top"> <a class="el" href="a04558.html#a15">uint</a> <a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo1">NL3D::CZoneLighter::CPointLightRT::DstId</a>
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<p>

<p>
Definition at line <a class="el" href="a06769.html#l00543">543</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.
<p>
Referenced by <a class="el" href="a06768.html#l03346">NL3D::CZoneLighter::processZonePointLightRT()</a>.    </td>
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<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTo2" doxytag="NL3D::CZoneLighter::CPointLightRT::FaceCubeGrid" ></a><p>
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          <td class="md" nowrap valign="top"> <a class="el" href="a02423.html">CCubeGrid</a>&lt;const <a class="el" href="a03750.html">CTriangle</a>*&gt; <a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo2">NL3D::CZoneLighter::CPointLightRT::FaceCubeGrid</a>
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Definition at line <a class="el" href="a06769.html#l00539">539</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.
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Referenced by <a class="el" href="a06768.html#l03202">NL3D::CZoneLighter::compilePointLightRT()</a>.    </td>
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<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTo3" doxytag="NL3D::CZoneLighter::CPointLightRT::OODeltaAttenuation" ></a><p>
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          <td class="md" nowrap valign="top"> float <a class="el" href="a03746.html#NL3D_1_1CZoneLighter_1_1CPointLightRTo3">NL3D::CZoneLighter::CPointLightRT::OODeltaAttenuation</a>
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Definition at line <a class="el" href="a06769.html#l00534">534</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.
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Referenced by <a class="el" href="a06768.html#l03179">NL3D::CZoneLighter::addStaticPointLight()</a>, and <a class="el" href="a06768.html#l03329">NL3D::CZoneLighter::CPredPointLightToPoint::operator()()</a>.    </td>
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<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTo4" doxytag="NL3D::CZoneLighter::CPointLightRT::PointLight" ></a><p>
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Definition at line <a class="el" href="a06769.html#l00533">533</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.
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Referenced by <a class="el" href="a06768.html#l03179">NL3D::CZoneLighter::addStaticPointLight()</a>, <a class="el" href="a06768.html#l03202">NL3D::CZoneLighter::compilePointLightRT()</a>, <a class="el" href="a06768.html#l03329">NL3D::CZoneLighter::CPredPointLightToPoint::operator()()</a>, and <a class="el" href="a06768.html#l03346">NL3D::CZoneLighter::processZonePointLightRT()</a>.    </td>
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<a class="anchor" name="NL3D_1_1CZoneLighter_1_1CPointLightRTo5" doxytag="NL3D::CZoneLighter::CPointLightRT::RefCount" ></a><p>
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<p>
Definition at line <a class="el" href="a06769.html#l00541">541</a> of file <a class="el" href="a06769.html">zone_lighter.h</a>.
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Referenced by <a class="el" href="a06768.html#l03202">NL3D::CZoneLighter::compilePointLightRT()</a>, and <a class="el" href="a06768.html#l03346">NL3D::CZoneLighter::processZonePointLightRT()</a>.    </td>
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<hr>The documentation for this struct was generated from the following files:<ul>
<li><a class="el" href="a06769.html">zone_lighter.h</a><li><a class="el" href="a06768.html">zone_lighter.cpp</a></ul>
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