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authorneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
+<title>NeL: NL3D::CShadowPolyReceiver class Reference</title>
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+</head><body>
+<!-- Generated by Doxygen 1.3.6 -->
+<div class="qindex"> <form class="search" action="search.php" method="get">
+<a class="qindex" href="main.html">Main&nbsp;Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class&nbsp;Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical&nbsp;List</a> | <a class="qindex" href="annotated.html">Data&nbsp;Structures</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="namespacemembers.html">Namespace&nbsp;Members</a> | <a class="qindex" href="functions.html">Data&nbsp;Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related&nbsp;Pages</a> | <span class="search"><u>S</u>earch&nbsp;for&nbsp;<input class="search" type="text" name="query" value="" size="20" accesskey="s"/></span></form></div>
+<h1>NL3D::CShadowPolyReceiver Class Reference</h1><code>#include &lt;<a class="el" href="a06375.html">shadow_poly_receiver.h</a>&gt;</code>
+<p>
+<hr><a name="_details"></a><h2>Detailed Description</h2>
+A class used to append/remove triangles that will be rendered for ShadowMap Additionally it can be used also for Camera collision for instance. <dl compact><dt><b>Author:</b></dt><dd>Lionel Berenguier <p>
+Nevrax France </dd></dl>
+<dl compact><dt><b>Date:</b></dt><dd>2003 </dd></dl>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00057">57</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>.<table border=0 cellpadding=0 cellspacing=0>
+<tr><td></td></tr>
+<tr><td colspan=2><br><h2>Public Member Functions</h2></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="a03373.html#NL3D_1_1CShadowPolyReceivera0">addTriangle</a> (const <a class="el" href="a03616.html">NLMISC::CTriangle</a> &amp;tri)</td></tr>
+
+<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Append a triangle to the poly receiver. <a href="#NL3D_1_1CShadowPolyReceivera0"></a><br><br></td></tr>
+<tr><td class="memItemLeft" nowrap align=right valign=top>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivera1">CShadowPolyReceiver</a> (<a class="el" href="a04558.html#a15">uint</a> quadGridSize=32, float quadGridCellSize=4.f)</td></tr>
+
+<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Constructor. <a href="#NL3D_1_1CShadowPolyReceivera1"></a><br><br></td></tr>
+<tr><td class="memItemLeft" nowrap align=right valign=top>float&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivera2">getCameraCollision</a> (const <a class="el" href="a03128.html">CVector</a> &amp;start, const <a class="el" href="a03128.html">CVector</a> &amp;end, float radius, bool cone)</td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivera3">removeTriangle</a> (<a class="el" href="a04558.html#a15">uint</a> <a class="el" href="a04223.html#a564">id</a>)</td></tr>
+
+<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">remove a triangle from the poly receiver. <a href="#NL3D_1_1CShadowPolyReceivera3"></a><br><br></td></tr>
+<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivera4">render</a> (<a class="el" href="a02434.html">IDriver</a> *drv, <a class="el" href="a02839.html">CMaterial</a> &amp;shadowMat, const <a class="el" href="a03370.html">CShadowMap</a> *shadowMap, const <a class="el" href="a03128.html">CVector</a> &amp;casterPos, const <a class="el" href="a03128.html">CVector</a> &amp;vertDelta)</td></tr>
+
+<tr><td colspan=2><br><h2>Private Types</h2></td></tr>
+<tr><td class="memItemLeft" nowrap align=right valign=top>typedef <a class="el" href="a03273.html">CQuadGrid</a>&lt; <a class="el" href="a03374.html">CTriangleId</a> &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivery0">TTriangleGrid</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>typedef std::map&lt; <a class="el" href="a03128.html">CVector</a>,<br>
+ <a class="el" href="a04558.html#a15">uint</a> &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivery1">TVertexMap</a></td></tr>
+
+<tr><td colspan=2><br><h2>Private Member Functions</h2></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="a03373.html#NL3D_1_1CShadowPolyReceiverd0">allocateVertex</a> (const <a class="el" href="a03128.html">CVector</a> &amp;<a class="el" href="a04223.html#a576">v</a>)</td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverd1">incVertexRefCount</a> (<a class="el" href="a04558.html#a15">uint</a> <a class="el" href="a04223.html#a564">id</a>)</td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverd2">releaseVertex</a> (<a class="el" href="a04558.html#a15">uint</a> <a class="el" href="a04223.html#a564">id</a>)</td></tr>
+
+<tr><td colspan=2><br><h2>Private Attributes</h2></td></tr>
+<tr><td class="memItemLeft" nowrap align=right valign=top>std::vector&lt; <a class="el" href="a04558.html#a15">uint</a> &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">_FreeTriangles</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>std::vector&lt; <a class="el" href="a04558.html#a15">uint</a> &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">_FreeVertices</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>std::vector&lt; <a class="el" href="a04558.html#a11">uint32</a> &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr2">_RenderTriangles</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03273.html">TTriangleGrid</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>std::vector&lt; TTriangleGrid::CIterator &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03692.html">CVertexBuffer</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr5">_VB</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivery1">TVertexMap</a>&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a></td></tr>
+
+<tr><td class="memItemLeft" nowrap align=right valign=top>std::vector&lt; <a class="el" href="a03375.html">CVectorId</a> &gt;&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a></td></tr>
+
+</table>
+<hr><h2>Member Typedef Documentation</h2>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivery0" doxytag="NL3D::CShadowPolyReceiver::TTriangleGrid" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> typedef <a class="el" href="a03273.html">CQuadGrid</a>&lt;<a class="el" href="a03374.html">CTriangleId</a>&gt; <a class="el" href="a03273.html">NL3D::CShadowPolyReceiver::TTriangleGrid</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00105">105</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivery1" doxytag="NL3D::CShadowPolyReceiver::TVertexMap" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> typedef std::map&lt;<a class="el" href="a03128.html">CVector</a>, <a class="el" href="a04558.html#a15">uint</a>&gt; <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivery1">NL3D::CShadowPolyReceiver::TVertexMap</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00097">97</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>. </td>
+ </tr>
+</table>
+<hr><h2>Constructor &amp; Destructor Documentation</h2>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivera1" doxytag="NL3D::CShadowPolyReceiver::CShadowPolyReceiver" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> NL3D::CShadowPolyReceiver::CShadowPolyReceiver </td>
+ <td class="md" valign="top">(&nbsp;</td>
+ <td class="md" nowrap valign="top"><a class="el" href="a04558.html#a15">uint</a>&nbsp;</td>
+ <td class="mdname" nowrap> <em>quadGridSize</em> = 32, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>float&nbsp;</td>
+ <td class="mdname" nowrap> <em>quadGridCellSize</em> = 4.f</td>
+ </tr>
+ <tr>
+ <td></td>
+ <td class="md">)&nbsp;</td>
+ <td class="md" colspan="2"></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+Constructor.
+<p>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00043">43</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00108">_FreeTriangles</a>, <a class="el" href="a06375.html#l00096">_FreeVertices</a>, <a class="el" href="a06375.html#l00106">_TriangleGrid</a>, <a class="el" href="a06300.html#l00433">NL3D::CQuadGrid&lt; T &gt;::create()</a>, <a class="el" href="a06710.html#l00169">NL3D::CVertexBuffer::setVertexFormat()</a>, and <a class="el" href="a05981.html#l00105">uint</a>.
+<p>
+<div class="fragment"><pre>00044 {
+00045 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>.reserve(64);
+00046 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">_FreeVertices</a>.reserve(64);
+00047 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">_FreeTriangles</a>.reserve(64);
+00048 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>.reserve(64);
+00049
+00050 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz772_1">create</a>(quadGridSize, quadGridCellSize);
+00051
+00052 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr5">_VB</a>.setVertexFormat(CVertexBuffer::PositionFlag);
+00053 }
+</pre></div> </td>
+ </tr>
+</table>
+<hr><h2>Member Function Documentation</h2>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivera0" doxytag="NL3D::CShadowPolyReceiver::addTriangle" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> <a class="el" href="a04558.html#a15">uint</a> NL3D::CShadowPolyReceiver::addTriangle </td>
+ <td class="md" valign="top">(&nbsp;</td>
+ <td class="md" nowrap valign="top">const <a class="el" href="a03616.html">NLMISC::CTriangle</a> &amp;&nbsp;</td>
+ <td class="mdname1" valign="top" nowrap> <em>tri</em> </td>
+ <td class="md" valign="top">&nbsp;)&nbsp;</td>
+ <td class="md" nowrap></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+Append a triangle to the poly receiver.
+<p>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00057">57</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00108">_FreeTriangles</a>, <a class="el" href="a06375.html#l00113">_RenderTriangles</a>, <a class="el" href="a06375.html#l00106">_TriangleGrid</a>, <a class="el" href="a06375.html#l00098">_VertexMap</a>, <a class="el" href="a06374.html#l00134">allocateVertex()</a>, <a class="el" href="a05384.html#l00215">NLMISC::CAABBox::extend()</a>, <a class="el" href="a05385.html#l00087">NLMISC::CAABBox::getMax()</a>, <a class="el" href="a05385.html#l00086">NLMISC::CAABBox::getMin()</a>, <a class="el" href="a06374.html#l00183">incVertexRefCount()</a>, <a class="el" href="a06300.html#l00516">NL3D::CQuadGrid&lt; T &gt;::insert()</a>, <a class="el" href="a05385.html#l00066">NLMISC::CAABBox::setCenter()</a>, <a class="el" href="a05981.html#l00105">uint</a>, <a class="el" href="a05646.html#l00237">v</a>, <a class="el" href="a06585.html#l00051">NLMISC::CTriangle::V0</a>, <a class="el" href="a06585.html#l00051">NLMISC::CTriangle::V1</a>, <a class="el" href="a06585.html#l00051">NLMISC::CTriangle::V2</a>, and <a class="el" href="a06375.html#l00103">NL3D::CShadowPolyReceiver::CTriangleId::Vertex</a>.
+<p>
+Referenced by <a class="el" href="a05862.html#l03658">NL3D::CLandscape::appendToShadowPolyReceiver()</a>.
+<p>
+<div class="fragment"><pre>00058 {
+00059 <a class="code" href="a04558.html#a15">uint</a> <span class="keywordtype">id</span>;
+00060
+00061 <span class="comment">// Look for a free triangle entry.</span>
+00062 <span class="keywordflow">if</span>(<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">_FreeTriangles</a>.empty())
+00063 {
+00064 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>.push_back(TTriangleGrid::CIterator());
+00065 <span class="keywordtype">id</span>= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>.size()-1;
+00066 <span class="comment">// enlarge render size.</span>
+00067 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr2">_RenderTriangles</a>.resize(<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>.size() * 3);
+00068 }
+00069 <span class="keywordflow">else</span>
+00070 {
+00071 <span class="keywordtype">id</span>= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">_FreeTriangles</a>.back();
+00072 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">_FreeTriangles</a>.pop_back();
+00073 }
+00074
+00075 <span class="comment">// Allocate vertices, reusing same ones.</span>
+00076 CTriangleId triId;
+00077 CVector <a class="code" href="a04223.html#a576">v</a>[3];
+00078 <a class="code" href="a04223.html#a576">v</a>[0]= tri.<a class="code" href="a03616.html#NLMISC_1_1CTriangleUVo3">V0</a>;
+00079 <a class="code" href="a04223.html#a576">v</a>[1]= tri.<a class="code" href="a03616.html#NLMISC_1_1CTriangleUVo4">V1</a>;
+00080 <a class="code" href="a04223.html#a576">v</a>[2]= tri.<a class="code" href="a03616.html#NLMISC_1_1CTriangleUVo5">V2</a>;
+00081 <span class="keywordflow">for</span>(<a class="code" href="a04558.html#a15">uint</a> i=0;i&lt;3;i++)
+00082 {
+00083 <span class="comment">// Find the vertex in the map.</span>
+00084 TVertexMap::iterator it;
+00085 it= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a>.find(v[i]);
+00086 <span class="comment">// if not found, allocate it</span>
+00087 <span class="keywordflow">if</span>(it==<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a>.end())
+00088 {
+00089 triId.Vertex[i]= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverd0">allocateVertex</a>(v[i]);
+00090 }
+00091 <span class="comment">// else get its id</span>
+00092 <span class="keywordflow">else</span>
+00093 {
+00094 triId.Vertex[i]= it-&gt;second;
+00095 }
+00096
+00097 <span class="comment">// increment the reference of this vertex</span>
+00098 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverd1">incVertexRefCount</a>(triId.Vertex[i]);
+00099 }
+00100
+00101 <span class="comment">// Insert the triangle in the quadGrid.</span>
+00102 <a class="code" href="a02156.html">CAABBox</a> bb;
+00103 bb.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1902_1">setCenter</a>(tri.<a class="code" href="a03616.html#NLMISC_1_1CTriangleUVo3">V0</a>);
+00104 bb.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxExtz1902_0">extend</a>(tri.<a class="code" href="a03616.html#NLMISC_1_1CTriangleUVo4">V1</a>);
+00105 bb.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxExtz1902_0">extend</a>(tri.<a class="code" href="a03616.html#NLMISC_1_1CTriangleUVo5">V2</a>);
+00106 <span class="comment">// insert in QuadGrid and store iterator for future remove</span>
+00107 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>[<span class="keywordtype">id</span>]= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz774_2">insert</a>(bb.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1904_5">getMin</a>(), bb.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1904_3">getMax</a>(), triId);
+00108
+00109 <span class="keywordflow">return</span> <span class="keywordtype">id</span>;
+00110 }
+</pre></div> </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverd0" doxytag="NL3D::CShadowPolyReceiver::allocateVertex" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> <a class="el" href="a04558.html#a15">uint</a> NL3D::CShadowPolyReceiver::allocateVertex </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>
+ <td class="md" nowrap><code> [private]</code></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00134">134</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00096">_FreeVertices</a>, <a class="el" href="a06375.html#l00098">_VertexMap</a>, <a class="el" href="a06710.html#l00409">NL3D::CVertexBuffer::setNumVertices()</a>, <a class="el" href="a05981.html#l00105">uint</a>, and <a class="el" href="a05646.html#l00237">v</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00057">addTriangle()</a>.
+<p>
+<div class="fragment"><pre>00135 {
+00136 <a class="code" href="a04558.html#a15">uint</a> <span class="keywordtype">id</span>;
+00137
+00138 <span class="comment">// Look for a free vertex entry.</span>
+00139 <span class="keywordflow">if</span>(<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">_FreeVertices</a>.empty())
+00140 {
+00141 <span class="comment">// Add the vertex, and init refCount to 0.</span>
+00142 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>.push_back(v);
+00143 <span class="keywordtype">id</span>= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>.size()-1;
+00144
+00145 <span class="comment">// Resize the VBuffer at max possible</span>
+00146 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr5">_VB</a>.setNumVertices(<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>.size());
+00147 }
+00148 <span class="keywordflow">else</span>
+00149 {
+00150 <span class="keywordtype">id</span>= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">_FreeVertices</a>.back();
+00151 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">_FreeVertices</a>.pop_back();
+00152 <span class="comment">// init entry</span>
+00153 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[<span class="keywordtype">id</span>]= <a class="code" href="a04223.html#a576">v</a>;
+00154 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[<span class="keywordtype">id</span>].RefCount= 0;
+00155 }
+00156
+00157 <span class="comment">// insert in the map (should not be here)</span>
+00158 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a>.insert( make_pair(v, <span class="keywordtype">id</span>) );
+00159
+00160 <span class="keywordflow">return</span> <span class="keywordtype">id</span>;
+00161 }
+</pre></div> </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivera2" doxytag="NL3D::CShadowPolyReceiver::getCameraCollision" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> float NL3D::CShadowPolyReceiver::getCameraCollision </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="mdname" nowrap> <em>start</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>const <a class="el" href="a03128.html">CVector</a> &amp;&nbsp;</td>
+ <td class="mdname" nowrap> <em>end</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>float&nbsp;</td>
+ <td class="mdname" nowrap> <em>radius</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>bool&nbsp;</td>
+ <td class="mdname" nowrap> <em>cone</em></td>
+ </tr>
+ <tr>
+ <td></td>
+ <td class="md">)&nbsp;</td>
+ <td class="md" colspan="2"></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+Use the triangles added for camera 3rd person collision return a [0,1] value. 0 =&gt; collision at start. 1 =&gt; no collision. <dl compact><dt><b>Parameters:</b></dt><dd>
+ <table border="0" cellspacing="2" cellpadding="0">
+ <tr><td valign=top><em>radius</em>&nbsp;</td><td>is the radius of the 'cylinder' </td></tr>
+ <tr><td valign=top><em>cone</em>&nbsp;</td><td>if true, the object tested is a cone (radius goes to end)</td></tr>
+ </table>
+</dl>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00308">308</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00106">_TriangleGrid</a>, <a class="el" href="a05533.html#l00057">NL3D::CCameraCol::BBox</a>, <a class="el" href="a06300.html#l00641">NL3D::CQuadGrid&lt; T &gt;::begin()</a>, <a class="el" href="a05532.html#l00048">NL3D::CCameraCol::build()</a>, <a class="el" href="a06300.html#l00646">NL3D::CQuadGrid&lt; T &gt;::end()</a>, <a class="el" href="a05385.html#l00087">NLMISC::CAABBox::getMax()</a>, <a class="el" href="a05385.html#l00086">NLMISC::CAABBox::getMin()</a>, <a class="el" href="a05484.html#l00038">min</a>, <a class="el" href="a05532.html#l00131">NL3D::CCameraCol::minimizeDistanceAgainstTri()</a>, <a class="el" href="a06300.html#l00613">NL3D::CQuadGrid&lt; T &gt;::select()</a>, and <a class="el" href="a06375.html#l00103">NL3D::CShadowPolyReceiver::CTriangleId::Vertex</a>.
+<p>
+Referenced by <a class="el" href="a05862.html#l03714">NL3D::CLandscape::getCameraCollision()</a>.
+<p>
+<div class="fragment"><pre>00309 {
+00310 <span class="comment">// **** build the camera collision info</span>
+00311 CCameraCol camCol;
+00312 camCol.build(start, end, radius, cone);
+00313
+00314 <span class="comment">// select with quadGrid</span>
+00315 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_3">select</a>(camCol.BBox.getMin(), camCol.BBox.getMax());
+00316
+00317 <span class="comment">// **** For all triangles, test if intersect the camera collision</span>
+00318 TTriangleGrid::CIterator it;
+00319 <span class="keywordtype">float</span> sqrMinDist= FLT_MAX;
+00320 <span class="keywordflow">for</span>(it=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_0">begin</a>();it!=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_2">end</a>();it++)
+00321 {
+00322 CTriangleId &amp;triId= *it;
+00323 camCol.minimizeDistanceAgainstTri(
+00324 _Vertices[triId.Vertex[0]],
+00325 _Vertices[triId.Vertex[1]],
+00326 _Vertices[triId.Vertex[2]],
+00327 sqrMinDist);
+00328 }
+00329
+00330 <span class="comment">// **** return the collision found, between [0,1]</span>
+00331 <span class="keywordflow">if</span>(sqrMinDist == FLT_MAX)
+00332 <span class="keywordflow">return</span> 1;
+00333 <span class="keywordflow">else</span>
+00334 {
+00335 <span class="keywordtype">float</span> f= 1;
+00336 <span class="keywordtype">float</span> d= (end-start).norm();
+00337 <span class="keywordflow">if</span>(d&gt;0)
+00338 {
+00339 f= sqrtf(sqrMinDist) / d;
+00340 f= <a class="code" href="a04061.html#a0">min</a>(f, 1.f);
+00341 }
+00342 <span class="keywordflow">return</span> f;
+00343 }
+00344
+00345 }
+</pre></div> </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverd1" doxytag="NL3D::CShadowPolyReceiver::incVertexRefCount" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> void NL3D::CShadowPolyReceiver::incVertexRefCount </td>
+ <td class="md" valign="top">(&nbsp;</td>
+ <td class="md" nowrap valign="top"><a class="el" href="a04558.html#a15">uint</a>&nbsp;</td>
+ <td class="mdname1" valign="top" nowrap> <em>id</em> </td>
+ <td class="md" valign="top">&nbsp;)&nbsp;</td>
+ <td class="md" nowrap><code> [private]</code></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00183">183</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00046">NL3D_SPR_MAX_REF_COUNT</a>, <a class="el" href="a05622.html#l00290">nlassert</a>, and <a class="el" href="a05981.html#l00105">uint</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00057">addTriangle()</a>.
+<p>
+<div class="fragment"><pre>00184 {
+00185 <a class="code" href="a04199.html#a6">nlassert</a>(<span class="keywordtype">id</span>&lt;<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>.size());
+00186 <a class="code" href="a04199.html#a6">nlassert</a>(_Vertices[<span class="keywordtype">id</span>].RefCount &lt; NL3D_SPR_MAX_REF_COUNT);
+00187 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[<span class="keywordtype">id</span>].RefCount++;
+00188 }
+</pre></div> </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverd2" doxytag="NL3D::CShadowPolyReceiver::releaseVertex" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> void NL3D::CShadowPolyReceiver::releaseVertex </td>
+ <td class="md" valign="top">(&nbsp;</td>
+ <td class="md" nowrap valign="top"><a class="el" href="a04558.html#a15">uint</a>&nbsp;</td>
+ <td class="mdname1" valign="top" nowrap> <em>id</em> </td>
+ <td class="md" valign="top">&nbsp;)&nbsp;</td>
+ <td class="md" nowrap><code> [private]</code></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00164">164</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00096">_FreeVertices</a>, <a class="el" href="a06375.html#l00098">_VertexMap</a>, <a class="el" href="a05622.html#l00290">nlassert</a>, and <a class="el" href="a05981.html#l00105">uint</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00113">removeTriangle()</a>.
+<p>
+<div class="fragment"><pre>00165 {
+00166 <a class="code" href="a04199.html#a6">nlassert</a>(<span class="keywordtype">id</span>&lt;<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>.size());
+00167 <span class="comment">// dec ref</span>
+00168 <a class="code" href="a04199.html#a6">nlassert</a>(_Vertices[<span class="keywordtype">id</span>].RefCount&gt;0);
+00169 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[<span class="keywordtype">id</span>].RefCount--;
+00170 <span class="comment">// no more used?</span>
+00171 <span class="keywordflow">if</span>(<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[<span class="keywordtype">id</span>].RefCount==0)
+00172 {
+00173 <span class="comment">// Free it.</span>
+00174 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">_FreeVertices</a>.push_back(<span class="keywordtype">id</span>);
+00175 <span class="comment">// Remove it from map.</span>
+00176 TVertexMap::iterator it= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a>.find(_Vertices[<span class="keywordtype">id</span>]);
+00177 <a class="code" href="a04199.html#a6">nlassert</a>(it!=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a>.end());
+00178 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">_VertexMap</a>.erase(it);
+00179 }
+00180 }
+</pre></div> </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivera3" doxytag="NL3D::CShadowPolyReceiver::removeTriangle" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> void NL3D::CShadowPolyReceiver::removeTriangle </td>
+ <td class="md" valign="top">(&nbsp;</td>
+ <td class="md" nowrap valign="top"><a class="el" href="a04558.html#a15">uint</a>&nbsp;</td>
+ <td class="mdname1" valign="top" nowrap> <em>id</em> </td>
+ <td class="md" valign="top">&nbsp;)&nbsp;</td>
+ <td class="md" nowrap></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+remove a triangle from the poly receiver.
+<p>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00113">113</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00108">_FreeTriangles</a>, <a class="el" href="a06375.html#l00106">_TriangleGrid</a>, <a class="el" href="a06300.html#l00646">NL3D::CQuadGrid&lt; T &gt;::end()</a>, <a class="el" href="a06300.html#l00468">NL3D::CQuadGrid&lt; T &gt;::erase()</a>, <a class="el" href="a05622.html#l00290">nlassert</a>, <a class="el" href="a06374.html#l00164">releaseVertex()</a>, <a class="el" href="a05981.html#l00105">uint</a>, and <a class="el" href="a06375.html#l00103">NL3D::CShadowPolyReceiver::CTriangleId::Vertex</a>.
+<p>
+Referenced by <a class="el" href="a05862.html#l03669">NL3D::CLandscape::removeFromShadowPolyReceiver()</a>.
+<p>
+<div class="fragment"><pre>00114 {
+00115 <a class="code" href="a04199.html#a6">nlassert</a>(<span class="keywordtype">id</span>&lt;<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>.size());
+00116 <span class="comment">// Must not be NULL iterator.</span>
+00117 <a class="code" href="a04199.html#a6">nlassert</a>(_Triangles[<span class="keywordtype">id</span>]!=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_2">end</a>());
+00118
+00119 <span class="comment">// Release Vertices</span>
+00120 <span class="keyword">const</span> CTriangleId &amp;triId= *<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">_Triangles</a>[<span class="keywordtype">id</span>];
+00121 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverd2">releaseVertex</a>(triId.Vertex[0]);
+00122 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverd2">releaseVertex</a>(triId.Vertex[1]);
+00123 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverd2">releaseVertex</a>(triId.Vertex[2]);
+00124
+00125 <span class="comment">// Delete Triangle.</span>
+00126 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz774_1">erase</a>(_Triangles[<span class="keywordtype">id</span>]);
+00127 _Triangles[<span class="keywordtype">id</span>]= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_2">end</a>();
+00128 <span class="comment">// Append to free list.</span>
+00129 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">_FreeTriangles</a>.push_back(<span class="keywordtype">id</span>);
+00130 }
+</pre></div> </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceivera4" doxytag="NL3D::CShadowPolyReceiver::render" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> void NL3D::CShadowPolyReceiver::render </td>
+ <td class="md" valign="top">(&nbsp;</td>
+ <td class="md" nowrap valign="top"><a class="el" href="a02434.html">IDriver</a> *&nbsp;</td>
+ <td class="mdname" nowrap> <em>drv</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap><a class="el" href="a02839.html">CMaterial</a> &amp;&nbsp;</td>
+ <td class="mdname" nowrap> <em>shadowMat</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>const <a class="el" href="a03370.html">CShadowMap</a> *&nbsp;</td>
+ <td class="mdname" nowrap> <em>shadowMap</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>const <a class="el" href="a03128.html">CVector</a> &amp;&nbsp;</td>
+ <td class="mdname" nowrap> <em>casterPos</em>, </td>
+ </tr>
+ <tr>
+ <td class="md" nowrap align="right"></td>
+ <td></td>
+ <td class="md" nowrap>const <a class="el" href="a03128.html">CVector</a> &amp;&nbsp;</td>
+ <td class="mdname" nowrap> <em>vertDelta</em></td>
+ </tr>
+ <tr>
+ <td></td>
+ <td class="md">)&nbsp;</td>
+ <td class="md" colspan="2"></td>
+ </tr>
+
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+clip, and render with a shadow map. Matrix setup should be OK. <dl compact><dt><b>Parameters:</b></dt><dd>
+ <table border="0" cellspacing="2" cellpadding="0">
+ <tr><td valign=top><em>vertDelta</em>&nbsp;</td><td>(for landscape). add this value from vertices before rendering.</td></tr>
+ </table>
+</dl>
+
+<p>
+Definition at line <a class="el" href="a06374.html#l00192">192</a> of file <a class="el" href="a06374.html">shadow_poly_receiver.cpp</a>.
+<p>
+References <a class="el" href="a06375.html#l00113">_RenderTriangles</a>, <a class="el" href="a06375.html#l00106">_TriangleGrid</a>, <a class="el" href="a02434.html#NL3D_1_1IDrivera2">NL3D::IDriver::activeVertexBuffer()</a>, <a class="el" href="a06300.html#l00641">NL3D::CQuadGrid&lt; T &gt;::begin()</a>, <a class="el" href="a06300.html#l00646">NL3D::CQuadGrid&lt; T &gt;::end()</a>, <a class="el" href="a05385.html#l00090">NLMISC::CAABBox::getCenter()</a>, <a class="el" href="a05385.html#l00087">NLMISC::CAABBox::getMax()</a>, <a class="el" href="a05385.html#l00086">NLMISC::CAABBox::getMin()</a>, <a class="el" href="a06371.html#l00074">NL3D::CShadowMap::LocalBoundingBox</a>, <a class="el" href="a06371.html#l00069">NL3D::CShadowMap::LocalClipPlanes</a>, <a class="el" href="a05484.html#l00038">min</a>, <a class="el" href="a06375.html#l00043">NL3D_SPR_NUM_CLIP_PLANE</a>, <a class="el" href="a06375.html#l00045">NL3D_SPR_NUM_CLIP_PLANE_MASK</a>, <a class="el" href="a06375.html#l00044">NL3D_SPR_NUM_CLIP_PLANE_SHIFT</a>, <a class="el" href="a02434.html#NL3D_1_1IDrivera56">NL3D::IDriver::renderTriangles()</a>, <a class="el" href="a06300.html#l00613">NL3D::CQuadGrid&lt; T &gt;::select()</a>, <a class="el" href="a05385.html#l00066">NLMISC::CAABBox::setCenter()</a>, <a class="el" href="a05972.html#l00267">NLMISC::CMatrix::setPos()</a>, <a class="el" href="a06711.html#l00524">NL3D::CVertexBuffer::setVertexCoord()</a>, <a class="el" href="a05981.html#l00104">sint</a>, <a class="el" href="a05981.html#l00105">uint</a>, and <a class="el" href="a06375.html#l00103">NL3D::CShadowPolyReceiver::CTriangleId::Vertex</a>.
+<p>
+Referenced by <a class="el" href="a05862.html#l03681">NL3D::CLandscape::receiveShadowMap()</a>.
+<p>
+<div class="fragment"><pre>00193 {
+00194 <a class="code" href="a04558.html#a15">uint</a> i, j;
+00195
+00196 <span class="comment">// **** Fill Triangles that are hit by the Caster</span>
+00197 <span class="comment">// First select with quadGrid</span>
+00198 <a class="code" href="a02156.html">CAABBox</a> worldBB;
+00199 worldBB= shadowMap-&gt;LocalBoundingBox;
+00200 worldBB.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1902_1">setCenter</a>(worldBB.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1904_0">getCenter</a>() + casterPos);
+00201 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_3">select</a>(worldBB.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1904_5">getMin</a>(), worldBB.<a class="code" href="a02156.html#NLMISC_1_1CAABBoxz1904_3">getMax</a>());
+00202
+00203 <span class="comment">// For all triangles, reset vertices flags.</span>
+00204 TTriangleGrid::CIterator it;
+00205 <span class="keywordflow">for</span>(it=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_0">begin</a>();it!=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_2">end</a>();it++)
+00206 {
+00207 CTriangleId &amp;triId= *it;
+00208 <span class="keywordflow">for</span>(i=0;i&lt;3;i++)
+00209 {
+00210 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[triId.Vertex[i]].Flags= 0;
+00211 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[triId.Vertex[i]].VBIdx= -1;
+00212 }
+00213 }
+00214
+00215 <span class="comment">// Copute the world Clip Volume</span>
+00216 <span class="keyword">static</span> std::vector&lt;CPlane&gt; worldClipPlanes;
+00217 CMatrix worldMat;
+00218 <span class="comment">// set -casterPos, because to transform a plane, we must do plane * M-1</span>
+00219 worldMat.setPos(-casterPos);
+00220 <span class="comment">// Allow max bits of planes clip.</span>
+00221 worldClipPlanes.resize(<a class="code" href="a04061.html#a0">min</a>((<a class="code" href="a04558.html#a15">uint</a>)shadowMap-&gt;LocalClipPlanes.size(), (<a class="code" href="a04558.html#a15">uint</a>)<a class="code" href="a04952.html#a0">NL3D_SPR_NUM_CLIP_PLANE</a>));
+00222 <span class="comment">// Transform into world</span>
+00223 <span class="keywordflow">for</span>(i=0;i&lt;worldClipPlanes.size();i++)
+00224 {
+00225 worldClipPlanes[i]= shadowMap-&gt;LocalClipPlanes[i] * worldMat;
+00226 }
+00227
+00228 <span class="comment">// For All triangles, clip them.</span>
+00229 <a class="code" href="a04558.html#a15">uint</a> currentTriIdx= 0;
+00230 <a class="code" href="a04558.html#a15">uint</a> currentVbIdx= 0;
+00231 <span class="keywordflow">for</span>(it=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_0">begin</a>();it!=<a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">_TriangleGrid</a>.<a class="code" href="a03273.html#NL3D_1_1CQuadGridz776_2">end</a>();it++)
+00232 {
+00233 CTriangleId &amp;triId= *it;
+00234 <a class="code" href="a04558.html#a15">uint</a> triFlag= <a class="code" href="a04952.html#a2">NL3D_SPR_NUM_CLIP_PLANE_MASK</a>;
+00235
+00236 <span class="comment">// for all vertices, clip them</span>
+00237 <span class="keywordflow">for</span>(i=0;i&lt;3;i++)
+00238 {
+00239 <a class="code" href="a04558.html#a15">uint</a> vid= triId.Vertex[i];
+00240 <a class="code" href="a04558.html#a15">uint</a> vertexFlags= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[vid].Flags;
+00241
+00242 <span class="comment">// if this vertex is still not computed</span>
+00243 <span class="keywordflow">if</span>(!vertexFlags)
+00244 {
+00245 <span class="comment">// For all planes of the Clip Volume, clip this vertex.</span>
+00246 <span class="keywordflow">for</span>(j=0;j&lt;worldClipPlanes.size();j++)
+00247 {
+00248 <span class="comment">// out if in front</span>
+00249 <span class="keywordtype">bool</span> out= worldClipPlanes[j]*_Vertices[vid] &gt; 0;
+00250
+00251 vertexFlags|= ((<a class="code" href="a04558.html#a15">uint</a>)out)&lt;&lt;j;
+00252 }
+00253
+00254 <span class="comment">// add the bit flag to say "computed".</span>
+00255 vertexFlags|= <a class="code" href="a04952.html#a1">NL3D_SPR_NUM_CLIP_PLANE_SHIFT</a>;
+00256
+00257 <span class="comment">// store</span>
+00258 _Vertices[vid].Flags= vertexFlags;
+00259 }
+00260
+00261 <span class="comment">// And all vertex bits.</span>
+00262 triFlag&amp;= vertexFlags;
+00263 }
+00264
+00265 <span class="comment">// if triangle not clipped, add the triangle</span>
+00266 <span class="keywordflow">if</span>( (triFlag &amp; <a class="code" href="a04952.html#a2">NL3D_SPR_NUM_CLIP_PLANE_MASK</a>)==0 )
+00267 {
+00268 <span class="comment">// Add the 3 vertices to the VB, and to the index buffer.</span>
+00269 <span class="keywordflow">for</span>(i=0;i&lt;3;i++)
+00270 {
+00271 <a class="code" href="a04558.html#a15">uint</a> vid= triId.Vertex[i];
+00272 <a class="code" href="a04558.html#a14">sint</a> vbId= <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">_Vertices</a>[vid].VBIdx;
+00273
+00274 <span class="comment">// if not yet inserted in the VB, do it.</span>
+00275 <span class="keywordflow">if</span>(vbId==-1)
+00276 {
+00277 <span class="comment">// allocate a new place in the VBuffer</span>
+00278 vbId= currentVbIdx++;
+00279 _Vertices[vid].VBIdx= vbId;
+00280 <span class="comment">// set the coord</span>
+00281 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr5">_VB</a>.setVertexCoord(vbId, _Vertices[vid]+vertDelta);
+00282 }
+00283
+00284 <span class="comment">// add the index to the tri list.</span>
+00285 <a class="code" href="a03373.html#NL3D_1_1CShadowPolyReceiverr2">_RenderTriangles</a>[currentTriIdx++]= vbId;
+00286 }
+00287 }
+00288 }
+00289
+00290
+00291 <span class="comment">// **** Render</span>
+00292 drv-&gt;activeVertexBuffer(_VB);
+00293 drv-&gt;renderTriangles(shadowMat, &amp;_RenderTriangles[0], currentTriIdx/3);
+00294 <span class="comment">// TestYoyo. Show in Red triangles selected</span>
+00295 <span class="comment">/*static CMaterial tam;</span>
+00296 <span class="comment"> tam.initUnlit();</span>
+00297 <span class="comment"> tam.setColor(CRGBA(255,0,0,128));</span>
+00298 <span class="comment"> tam.setZFunc(CMaterial::always);</span>
+00299 <span class="comment"> tam.setZWrite(false);</span>
+00300 <span class="comment"> tam.setBlend(true);</span>
+00301 <span class="comment"> tam.setBlendFunc(CMaterial::srcalpha, CMaterial::invsrcalpha);</span>
+00302 <span class="comment"> tam.setDoubleSided(true);</span>
+00303 <span class="comment"> drv-&gt;renderTriangles(tam, &amp;_RenderTriangles[0], currentTriIdx/3);*/</span>
+00304 }
+</pre></div> </td>
+ </tr>
+</table>
+<hr><h2>Field Documentation</h2>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr0" doxytag="NL3D::CShadowPolyReceiver::_FreeTriangles" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> std::vector&lt;<a class="el" href="a04558.html#a15">uint</a>&gt; <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr0">NL3D::CShadowPolyReceiver::_FreeTriangles</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00108">108</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00057">addTriangle()</a>, <a class="el" href="a06374.html#l00043">CShadowPolyReceiver()</a>, and <a class="el" href="a06374.html#l00113">removeTriangle()</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr1" doxytag="NL3D::CShadowPolyReceiver::_FreeVertices" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> std::vector&lt;<a class="el" href="a04558.html#a15">uint</a>&gt; <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr1">NL3D::CShadowPolyReceiver::_FreeVertices</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00096">96</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00134">allocateVertex()</a>, <a class="el" href="a06374.html#l00043">CShadowPolyReceiver()</a>, and <a class="el" href="a06374.html#l00164">releaseVertex()</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr2" doxytag="NL3D::CShadowPolyReceiver::_RenderTriangles" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> std::vector&lt;<a class="el" href="a04558.html#a11">uint32</a>&gt; <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr2">NL3D::CShadowPolyReceiver::_RenderTriangles</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00113">113</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00057">addTriangle()</a>, and <a class="el" href="a06374.html#l00192">render()</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr3" doxytag="NL3D::CShadowPolyReceiver::_TriangleGrid" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> <a class="el" href="a03273.html">TTriangleGrid</a> <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr3">NL3D::CShadowPolyReceiver::_TriangleGrid</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00106">106</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00057">addTriangle()</a>, <a class="el" href="a06374.html#l00043">CShadowPolyReceiver()</a>, <a class="el" href="a06374.html#l00308">getCameraCollision()</a>, <a class="el" href="a06374.html#l00113">removeTriangle()</a>, and <a class="el" href="a06374.html#l00192">render()</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr4" doxytag="NL3D::CShadowPolyReceiver::_Triangles" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> std::vector&lt;TTriangleGrid::CIterator&gt; <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr4">NL3D::CShadowPolyReceiver::_Triangles</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00107">107</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr5" doxytag="NL3D::CShadowPolyReceiver::_VB" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> <a class="el" href="a03692.html">CVertexBuffer</a> <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr5">NL3D::CShadowPolyReceiver::_VB</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00112">112</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr6" doxytag="NL3D::CShadowPolyReceiver::_VertexMap" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceivery1">TVertexMap</a> <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr6">NL3D::CShadowPolyReceiver::_VertexMap</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00098">98</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>.
+<p>
+Referenced by <a class="el" href="a06374.html#l00057">addTriangle()</a>, <a class="el" href="a06374.html#l00134">allocateVertex()</a>, and <a class="el" href="a06374.html#l00164">releaseVertex()</a>. </td>
+ </tr>
+</table>
+<a class="anchor" name="NL3D_1_1CShadowPolyReceiverr7" doxytag="NL3D::CShadowPolyReceiver::_Vertices" ></a><p>
+<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
+ <tr>
+ <td class="mdRow">
+ <table cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td class="md" nowrap valign="top"> std::vector&lt;<a class="el" href="a03375.html">CVectorId</a>&gt; <a class="el" href="a03373.html#NL3D_1_1CShadowPolyReceiverr7">NL3D::CShadowPolyReceiver::_Vertices</a><code> [private]</code>
+ </table>
+ </td>
+ </tr>
+</table>
+<table cellspacing=5 cellpadding=0 border=0>
+ <tr>
+ <td>
+ &nbsp;
+ </td>
+ <td>
+
+<p>
+
+<p>
+Definition at line <a class="el" href="a06375.html#l00095">95</a> of file <a class="el" href="a06375.html">shadow_poly_receiver.h</a>. </td>
+ </tr>
+</table>
+<hr>The documentation for this class was generated from the following files:<ul>
+<li><a class="el" href="a06375.html">shadow_poly_receiver.h</a><li><a class="el" href="a06374.html">shadow_poly_receiver.cpp</a></ul>
+<hr size="1"><address style="align: right;"><small>Generated on Tue Mar 16 07:43:27 2004 for NeL by
+<a href="http://www.doxygen.org/index.html">
+<img src="doxygen.png" alt="doxygen" align="middle" border=0 >
+</a>1.3.6 </small></address>
+</body>
+</html>