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| author | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
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| committer | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
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diff --git a/docs/doxygen/nel/a02562.html b/docs/doxygen/nel/a02562.html new file mode 100644 index 00000000..e89353d3 --- /dev/null +++ b/docs/doxygen/nel/a02562.html @@ -0,0 +1,1073 @@ +<!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::CFrustum class Reference</title> +<link href="doxygen.css" rel="stylesheet" type="text/css"> +</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 Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a> | <span class="search"><u>S</u>earch for <input class="search" type="text" name="query" value="" size="20" accesskey="s"/></span></form></div> +<h1>NL3D::CFrustum Class Reference</h1><code>#include <<a class="el" href="a05733.html">frustum.h</a>></code> +<p> +<hr><a name="_details"></a><h2>Detailed Description</h2> +A Screen frustum, perspective or orthogonal. No default ctor. Usefull for camera. <dl compact><dt><b>Author:</b></dt><dd>Lionel Berenguier <p> +Nevrax France </dd></dl> +<dl compact><dt><b>Date:</b></dt><dd>2000 </dd></dl> + +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00047">47</a> of file <a class="el" href="a05733.html">frustum.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> </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma0">CFrustum</a> (float left, float right, float bottom, float top, float znear, float zfar, bool perspective=true)</td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">ctor. <a href="#NL3D_1_1CFrustuma0"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top> </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma1">CFrustum</a> ()</td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">Un-initialized frustum. <a href="#NL3D_1_1CFrustuma1"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma2">getValues</a> (float &left, float &right, float &bottom, float &top, float &znear, float &zfar) const </td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the value of the frustum. <a href="#NL3D_1_1CFrustuma2"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma3">init</a> (float <a class="el" href="a04223.html#a632">width</a>, float <a class="el" href="a04223.html#a633">height</a>, float znear, float zfar, bool perspective=true)</td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">Init a centered frustum. <a href="#NL3D_1_1CFrustuma3"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma4">init</a> (float left, float right, float bottom, float top, float znear, float zfar, bool perspective=true)</td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">Init a frustum. <a href="#NL3D_1_1CFrustuma4"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma5">initPerspective</a> (float fov, float aspectRatio, float znear, float zfar)</td></tr> + +<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03128.html">CVector</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma6">project</a> (const <a class="el" href="a03128.html">CVector</a> &vec) const </td></tr> + +<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03128.html">CVector</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma7">projectZ</a> (const <a class="el" href="a03128.html">CVector</a> &vec) const </td></tr> + +<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03128.html">CVector</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma8">unProject</a> (const <a class="el" href="a03128.html">CVector</a> &vec) const </td></tr> + +<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a03128.html">CVector</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustuma9">unProjectZ</a> (const <a class="el" href="a03128.html">CVector</a> &vec) const </td></tr> + +<tr><td colspan=2><br><h2>Data Fields</h2></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>float </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a></td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">NB: znear and zfar must be >0 (if perspective). <a href="#NL3D_1_1CFrustumo0"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>float </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo1">Far</a></td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">NB: znear and zfar must be >0 (if perspective). <a href="#NL3D_1_1CFrustumo1"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>float </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo2">Left</a></td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">NB: znear and zfar must be >0 (if perspective). <a href="#NL3D_1_1CFrustumo2"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>float </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo3">Near</a></td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">NB: znear and zfar must be >0 (if perspective). <a href="#NL3D_1_1CFrustumo3"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>bool </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo4">Perspective</a></td></tr> + +<tr><td class="memItemLeft" nowrap align=right valign=top>float </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo5">Right</a></td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">NB: znear and zfar must be >0 (if perspective). <a href="#NL3D_1_1CFrustumo5"></a><br><br></td></tr> +<tr><td class="memItemLeft" nowrap align=right valign=top>float </td><td class="memItemRight" valign=bottom><a class="el" href="a02562.html#NL3D_1_1CFrustumo6">Top</a></td></tr> + +<tr><td class="mdescLeft"> </td><td class="mdescRight">NB: znear and zfar must be >0 (if perspective). <a href="#NL3D_1_1CFrustumo6"></a><br><br></td></tr> +</table> +<hr><h2>Constructor & Destructor Documentation</h2> +<a class="anchor" name="NL3D_1_1CFrustuma1" doxytag="NL3D::CFrustum::CFrustum" ></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::CFrustum::CFrustum </td> + <td class="md" valign="top">( </td> + <td class="mdname1" valign="top" nowrap> </td> + <td class="md" valign="top"> ) </td> + <td class="md" nowrap><code> [inline]</code></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Un-initialized frustum. +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00056">56</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>. +<p> +<div class="fragment"><pre>00057 { +00058 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00059 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma0" doxytag="NL3D::CFrustum::CFrustum" ></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::CFrustum::CFrustum </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">float </td> + <td class="mdname" nowrap> <em>left</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>right</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>bottom</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>top</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>znear</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>zfar</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>bool </td> + <td class="mdname" nowrap> <em>perspective</em> = true</td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"><code> [inline]</code></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +ctor. +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00061">61</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +References <a class="el" href="a05732.html#l00039">init()</a>, and <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>. +<p> +<div class="fragment"><pre>00062 { +00063 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00064 <a class="code" href="a02562.html#NL3D_1_1CFrustuma4">init</a>( left, right, bottom, top, znear, zfar, perspective); +00065 } +</pre></div> </td> + </tr> +</table> +<hr><h2>Member Function Documentation</h2> +<a class="anchor" name="NL3D_1_1CFrustuma2" doxytag="NL3D::CFrustum::getValues" ></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::CFrustum::getValues </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">float & </td> + <td class="mdname" nowrap> <em>left</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>right</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>bottom</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>top</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>znear</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>zfar</em></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Get the value of the frustum. +<p> + +<p> +Definition at line <a class="el" href="a05732.html#l00064">64</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>. +<p> +Referenced by <a class="el" href="a06722.html#l00081">NL3D::CViewport::getRayWithPoint()</a>. +<p> +<div class="fragment"><pre>00065 { +00066 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00067 left= <a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>; +00068 right= <a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>; +00069 bottom= <a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>; +00070 top= <a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>; +00071 znear= <a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>; +00072 zfar= <a class="code" href="a02562.html#NL3D_1_1CFrustumo1">Far</a>; +00073 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma3" doxytag="NL3D::CFrustum::init" ></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::CFrustum::init </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">float </td> + <td class="mdname" nowrap> <em>width</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>height</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>znear</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>zfar</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>bool </td> + <td class="mdname" nowrap> <em>perspective</em> = true</td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Init a centered frustum. +<p> + +<p> +Definition at line <a class="el" href="a05732.html#l00051">51</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05646.html#l01013">height</a>, <a class="el" href="a05732.html#l00039">init()</a>, <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>, and <a class="el" href="a05646.html#l01013">width</a>. +<p> +<div class="fragment"><pre>00052 { +00053 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00054 <a class="code" href="a02562.html#NL3D_1_1CFrustuma4">init</a>(-width/2, width/2, -height/2, height/2, znear, zfar, perspective); +00055 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma4" doxytag="NL3D::CFrustum::init" ></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::CFrustum::init </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">float </td> + <td class="mdname" nowrap> <em>left</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>right</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>bottom</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>top</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>znear</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>zfar</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>bool </td> + <td class="mdname" nowrap> <em>perspective</em> = true</td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Init a frustum. +<p> + +<p> +Definition at line <a class="el" href="a05732.html#l00039">39</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>. +<p> +Referenced by <a class="el" href="a05686.html#l00040">NL3D::CEvent3dMouseListener::CEvent3dMouseListener()</a>, <a class="el" href="a05733.html#l00061">CFrustum()</a>, <a class="el" href="a05732.html#l00051">init()</a>, <a class="el" href="a05732.html#l00056">initPerspective()</a>, <a class="el" href="a06768.html#l00741">InitZBuffer()</a>, and <a class="el" href="a05530.html#l00061">NL3D::CCamera::setFrustum()</a>. +<p> +<div class="fragment"><pre>00040 { +00041 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00042 <a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>= left; +00043 <a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>= right; +00044 <a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>= bottom; +00045 <a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>= top; +00046 <a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>= znear; +00047 <a class="code" href="a02562.html#NL3D_1_1CFrustumo1">Far</a>= zfar; +00048 <a class="code" href="a02562.html#NL3D_1_1CFrustumo4">Perspective</a>= perspective; +00049 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma5" doxytag="NL3D::CFrustum::initPerspective" ></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::CFrustum::initPerspective </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">float </td> + <td class="mdname" nowrap> <em>fov</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>aspectRatio</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>znear</em>, </td> + </tr> + <tr> + <td class="md" nowrap align="right"></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>zfar</em></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Setup a perspective frustum, giving a fov in radians. <dl compact><dt><b>Parameters:</b></dt><dd> + <table border="0" cellspacing="2" cellpadding="0"> + <tr><td valign=top><em>fov</em> </td><td>the horizontal angle of view, in radians. (Pi/2 as example) </td></tr> + <tr><td valign=top><em>aspectRatio</em> </td><td>the ratio horizontal/vertical (1.33 as example). </td></tr> + <tr><td valign=top><em>znear</em> </td><td>the front clipping plane distance. </td></tr> + <tr><td valign=top><em>zfar</em> </td><td>the back clipping plane distance.</td></tr> + </table> +</dl> + +<p> +Definition at line <a class="el" href="a05732.html#l00056">56</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05732.html#l00039">init()</a>, <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>, and <a class="el" href="a05646.html#l00236">w</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00071">NL3D::CCamera::setPerspective()</a>. +<p> +<div class="fragment"><pre>00057 { +00058 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00059 <span class="keywordtype">float</span> <a class="code" href="a04223.html#a575">w</a>,h; +00060 <a class="code" href="a04223.html#a575">w</a>= 2*znear*(<span class="keywordtype">float</span>)tan(fov/2); +00061 h= aspectRatio != 0.f ? <a class="code" href="a04223.html#a575">w</a>/aspectRatio : 0.f; +00062 <a class="code" href="a02562.html#NL3D_1_1CFrustuma4">init</a>(w,h,znear,zfar,<span class="keyword">true</span>); +00063 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma6" doxytag="NL3D::CFrustum::project" ></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="a03128.html">CVector</a> NL3D::CFrustum::project </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="a03128.html">CVector</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>vec</em> </td> + <td class="md" valign="top"> ) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +project a vector (x,y,z) onto frustum. <dl compact><dt><b>Parameters:</b></dt><dd> + <table border="0" cellspacing="2" cellpadding="0"> + <tr><td valign=top><em>vec</em> </td><td>the point in 3D frustum space. Axis is <a class="el" href="a05363.html">NL3D</a> axis: Xright, Yfront, Ztop. </td></tr> + </table> +</dl> +<dl compact><dt><b>Returns:</b></dt><dd>the point in 2D: Xright, Ytop, Z=0. Screen is mapped to X:[0..1], Y: [0..1].</dd></dl> + +<p> +Definition at line <a class="el" href="a05732.html#l00077">77</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>, <a class="el" href="a05646.html#l00236">w</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::x</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::y</a>, and <a class="el" href="a06673.html#l00051">NLMISC::CVector::z</a>. +<p> +Referenced by <a class="el" href="a06768.html#l00170">transformVectorToZBuffer()</a>. +<p> +<div class="fragment"><pre>00078 { +00079 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00080 CVector ret; +00081 <span class="keywordtype">float</span> decalX, decalY; +00082 <span class="keywordtype">float</span> <a class="code" href="a04223.html#a575">w</a>, h; +00083 <span class="keywordtype">float</span> OOw, OOh; +00084 +00085 <span class="comment">// Fast transform to openGL like axis.</span> +00086 CVector pt; +00087 pt.x= vec.x; +00088 pt.y= vec.z; +00089 pt.z= -vec.y; +00090 +00091 decalX= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>); +00092 decalY= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>); +00093 <a class="code" href="a04223.html#a575">w</a>= <a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>; +00094 h= <a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>; +00095 OOw= 1.0f/<a class="code" href="a04223.html#a575">w</a>; +00096 OOh= 1.0f/h; +00097 +00098 <span class="comment">// project to -1..+1.</span> +00099 <span class="keywordflow">if</span>(<a class="code" href="a02562.html#NL3D_1_1CFrustumo4">Perspective</a>) +00100 { +00101 ret.x= (2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>*pt.x + decalX*pt.z)*OOw; +00102 ret.x/= -pt.z; +00103 ret.y= (2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>*pt.y + decalY*pt.z)*OOh; +00104 ret.y/= -pt.z; +00105 } +00106 <span class="keywordflow">else</span> +00107 { +00108 ret.x= (2*pt.x-decalX)*OOw; +00109 ret.y= (2*pt.y-decalY)*OOh; +00110 } +00111 +00112 +00113 <span class="comment">// Map it to 0..1.</span> +00114 ret.x= 0.5f*(ret.x+1); +00115 ret.y= 0.5f*(ret.y+1); +00116 ret.z= 0; +00117 +00118 <span class="keywordflow">return</span> ret; +00119 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma7" doxytag="NL3D::CFrustum::projectZ" ></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="a03128.html">CVector</a> NL3D::CFrustum::projectZ </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="a03128.html">CVector</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>vec</em> </td> + <td class="md" valign="top"> ) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +project a vector (x,y,z) onto frustum. <dl compact><dt><b>Parameters:</b></dt><dd> + <table border="0" cellspacing="2" cellpadding="0"> + <tr><td valign=top><em>vec</em> </td><td>the point in 3D frustum space. Axis is <a class="el" href="a05363.html">NL3D</a> axis: Xright, Yfront, Ztop. </td></tr> + </table> +</dl> +<dl compact><dt><b>Returns:</b></dt><dd>the point in 2D: Xright, Ytop, Z=0. Screen is mapped to X:[0..1], Y: [0..1] Z is a positive screen depth in world units.</dd></dl> + +<p> +Definition at line <a class="el" href="a05732.html#l00123">123</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>, <a class="el" href="a05646.html#l00236">w</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::x</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::y</a>, and <a class="el" href="a06673.html#l00051">NLMISC::CVector::z</a>. +<p> +<div class="fragment"><pre>00124 { +00125 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00126 CVector ret; +00127 <span class="keywordtype">float</span> decalX, decalY; +00128 <span class="keywordtype">float</span> <a class="code" href="a04223.html#a575">w</a>, h; +00129 <span class="keywordtype">float</span> OOw, OOh; +00130 +00131 <span class="comment">// Fast transform to openGL like axis.</span> +00132 CVector pt; +00133 pt.x= vec.x; +00134 pt.y= vec.z; +00135 pt.z= -vec.y; +00136 +00137 decalX= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>); +00138 decalY= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>); +00139 <a class="code" href="a04223.html#a575">w</a>= <a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>; +00140 h= <a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>; +00141 OOw= 1.0f/<a class="code" href="a04223.html#a575">w</a>; +00142 OOh= 1.0f/h; +00143 +00144 <span class="comment">// project to -1..+1.</span> +00145 <span class="keywordflow">if</span>(<a class="code" href="a02562.html#NL3D_1_1CFrustumo4">Perspective</a>) +00146 { +00147 ret.x= (2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>*pt.x + decalX*pt.z)*OOw; +00148 ret.x/= -pt.z; +00149 ret.y= (2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>*pt.y + decalY*pt.z)*OOh; +00150 ret.y/= -pt.z; +00151 } +00152 <span class="keywordflow">else</span> +00153 { +00154 ret.x= (2*pt.x-decalX)*OOw; +00155 ret.y= (2*pt.y-decalY)*OOh; +00156 } +00157 +00158 +00159 <span class="comment">// Map it to 0..1.</span> +00160 ret.x= 0.5f*(ret.x+1); +00161 ret.y= 0.5f*(ret.y+1); +00162 ret.z= pt.z; +00163 +00164 <span class="keywordflow">return</span> ret; +00165 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma8" doxytag="NL3D::CFrustum::unProject" ></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="a03128.html">CVector</a> NL3D::CFrustum::unProject </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="a03128.html">CVector</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>vec</em> </td> + <td class="md" valign="top"> ) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +unproject a point from screen to the frustum space. <dl compact><dt><b>Parameters:</b></dt><dd> + <table border="0" cellspacing="2" cellpadding="0"> + <tr><td valign=top><em>vec</em> </td><td>the point on the screen, in Left hand axis (XRight, YTop, ZFront). Z must be in [0..1] and hyperbolic. </td></tr> + </table> +</dl> +<dl compact><dt><b>Returns:</b></dt><dd>the point in the frustum space (<a class="el" href="a05363.html">NL3D</a> right hand axis).</dd></dl> + +<p> +Definition at line <a class="el" href="a05732.html#l00169">169</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>, <a class="el" href="a05622.html#l00416">nlstop</a>, <a class="el" href="a05646.html#l00236">w</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::x</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::y</a>, and <a class="el" href="a06673.html#l00051">NLMISC::CVector::z</a>. +<p> +<div class="fragment"><pre>00170 { +00171 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00172 CVector ret; +00173 <span class="keywordtype">float</span> decalX, decalY; +00174 <span class="keywordtype">float</span> <a class="code" href="a04223.html#a575">w</a>, h; +00175 +00176 decalX= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>); +00177 decalY= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>); +00178 <a class="code" href="a04223.html#a575">w</a>= <a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>; +00179 h= <a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>; +00180 +00181 <span class="comment">// vec is a vector in a left hand axis.</span> +00182 CVector pt; +00183 pt.x= vec.x; +00184 pt.y= vec.y; +00185 pt.z= vec.z; +00186 +00187 <span class="comment">// Map it to -1..1</span> +00188 pt.x= 2*(pt.x-0.5f); +00189 pt.y= 2*(pt.y-0.5f); +00190 +00191 <span class="comment">// Map Z to Near..Far.</span> +00192 <span class="comment">// Z IN is 1/Z, and is in 0..1.</span> +00193 <span class="comment">// inverse to 1..0.</span> +00194 pt.z= 1-pt.z; +00195 <span class="comment">// Map ret.z to 1/Far..1/Near.</span> +00196 pt.z= 1/<a class="code" href="a02562.html#NL3D_1_1CFrustumo1">Far</a>+(1/<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>-1/<a class="code" href="a02562.html#NL3D_1_1CFrustumo1">Far</a>)*pt.z; +00197 <span class="comment">// Inverse, so ret.z E Near..Far.</span> +00198 pt.z= 1/pt.z; +00199 <span class="comment">// Actually, pt.z==w, homogenous coordinate.</span> +00200 +00201 +00202 <span class="comment">// unproject</span> +00203 <span class="keywordflow">if</span>(<a class="code" href="a02562.html#NL3D_1_1CFrustumo4">Perspective</a>) +00204 { +00205 <span class="comment">// w of homogenous coordinate.</span> +00206 <span class="keywordtype">float</span> Wh; +00207 <span class="keywordtype">float</span> Zin; +00208 Wh= pt.z; +00209 Zin= -pt.z; +00210 +00211 <span class="comment">// unproject. (Projection is: x'= x/w. y'= y/w).</span> +00212 pt.x= pt.x*Wh; +00213 pt.y= pt.y*Wh; +00214 ret.x= (pt.x*<a class="code" href="a04223.html#a575">w</a>-decalX*Zin)/(2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>); +00215 ret.y= (pt.y*h-decalY*Zin)/(2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>); +00216 ret.z= Zin; +00217 } +00218 <span class="keywordflow">else</span> +00219 { +00220 <span class="comment">// NOT DONE YET.</span> +00221 <a class="code" href="a04199.html#a12">nlstop</a>; +00222 <span class="comment">/*ret.x= (pt.x*w+decalX)/2;</span> +00223 <span class="comment"> ret.y= (pt.y*h+decalY)/2;</span> +00224 <span class="comment"> */</span> +00225 } +00226 +00227 <span class="comment">// Fast transform from openGL like axis.</span> +00228 pt =ret; +00229 ret.x= pt.x; +00230 ret.y= -pt.z; +00231 ret.z= pt.y; +00232 +00233 <span class="keywordflow">return</span> ret; +00234 } +</pre></div> </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustuma9" doxytag="NL3D::CFrustum::unProjectZ" ></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="a03128.html">CVector</a> NL3D::CFrustum::unProjectZ </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="a03128.html">CVector</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>vec</em> </td> + <td class="md" valign="top"> ) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +unproject a point from screen to the frustum space. <dl compact><dt><b>Parameters:</b></dt><dd> + <table border="0" cellspacing="2" cellpadding="0"> + <tr><td valign=top><em>vec</em> </td><td>the point on the screen, in Left hand axis (XRight, YTop, ZFront). Z is a positive depth in world unit. </td></tr> + </table> +</dl> +<dl compact><dt><b>Returns:</b></dt><dd>the point in the frustum space (<a class="el" href="a05363.html">NL3D</a> right hand axis).</dd></dl> + +<p> +Definition at line <a class="el" href="a05732.html#l00238">238</a> of file <a class="el" href="a05732.html">frustum.cpp</a>. +<p> +References <a class="el" href="a05733.html#l00032">NL3D_MEM_FRUSTRUM</a>, <a class="el" href="a05646.html#l00236">w</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::x</a>, <a class="el" href="a06673.html#l00051">NLMISC::CVector::y</a>, and <a class="el" href="a06673.html#l00051">NLMISC::CVector::z</a>. +<p> +<div class="fragment"><pre>00239 { +00240 <a class="code" href="a04310.html#a0">NL3D_MEM_FRUSTRUM</a> +00241 CVector ret; +00242 <span class="keywordtype">float</span> decalX, decalY; +00243 <span class="keywordtype">float</span> <a class="code" href="a04223.html#a575">w</a>, h; +00244 +00245 decalX= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>); +00246 decalY= (<a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>+<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>); +00247 <a class="code" href="a04223.html#a575">w</a>= <a class="code" href="a02562.html#NL3D_1_1CFrustumo5">Right</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo2">Left</a>; +00248 h= <a class="code" href="a02562.html#NL3D_1_1CFrustumo6">Top</a>-<a class="code" href="a02562.html#NL3D_1_1CFrustumo0">Bottom</a>; +00249 +00250 <span class="comment">// vec is a vector in a left hand axis.</span> +00251 CVector pt; +00252 pt.x= vec.x; +00253 pt.y= vec.y; +00254 pt.z= vec.z; +00255 +00256 <span class="comment">// Map it to -1..1</span> +00257 pt.x= 2*(pt.x-0.5f); +00258 pt.y= 2*(pt.y-0.5f); +00259 +00260 <span class="comment">// unproject</span> +00261 <span class="keywordflow">if</span>(<a class="code" href="a02562.html#NL3D_1_1CFrustumo4">Perspective</a>) +00262 { +00263 <span class="comment">// w of homogenous coordinate.</span> +00264 <span class="keywordtype">float</span> Wh; +00265 <span class="keywordtype">float</span> Zin; +00266 Wh= pt.z; +00267 Zin= -pt.z; +00268 +00269 <span class="comment">// unproject. (Projection is: x'= x/w. y'= y/w).</span> +00270 pt.x= pt.x*Wh; +00271 pt.y= pt.y*Wh; +00272 ret.x= (pt.x*<a class="code" href="a04223.html#a575">w</a>-decalX*Zin)/(2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>); +00273 ret.y= (pt.y*h-decalY*Zin)/(2*<a class="code" href="a02562.html#NL3D_1_1CFrustumo3">Near</a>); +00274 ret.z= Zin; +00275 } +00276 <span class="keywordflow">else</span> +00277 { +00278 <span class="comment">// NOT DONE YET.</span> +00279 <span class="comment">//nlstop;</span> +00280 <span class="comment">/*ret.x= (pt.x*w+decalX)/2;</span> +00281 <span class="comment"> ret.y= (pt.y*h+decalY)/2;</span> +00282 <span class="comment"> */</span> +00283 <span class="comment">// Yoyo: crash avoid for lem</span> +00284 ret= vec; +00285 } +00286 +00287 <span class="comment">// Fast transform from openGL like axis.</span> +00288 pt =ret; +00289 ret.x= pt.x; +00290 ret.y= -pt.z; +00291 ret.z= pt.y; +00292 +00293 <span class="keywordflow">return</span> ret; +00294 } +</pre></div> </td> + </tr> +</table> +<hr><h2>Field Documentation</h2> +<a class="anchor" name="NL3D_1_1CFrustumo0" doxytag="NL3D::CFrustum::Bottom" ></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 <a class="el" href="a02562.html#NL3D_1_1CFrustumo0">NL3D::CFrustum::Bottom</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +NB: znear and zfar must be >0 (if perspective). +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00051">51</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00076">NL3D::CCamera::getFrustum()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, and <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>. </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustumo1" doxytag="NL3D::CFrustum::Far" ></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 <a class="el" href="a02562.html#NL3D_1_1CFrustumo1">NL3D::CFrustum::Far</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +NB: znear and zfar must be >0 (if perspective). +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00051">51</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00076">NL3D::CCamera::getFrustum()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>, and <a class="el" href="a05530.html#l00164">NL3D::CCamera::update()</a>. </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustumo2" doxytag="NL3D::CFrustum::Left" ></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 <a class="el" href="a02562.html#NL3D_1_1CFrustumo2">NL3D::CFrustum::Left</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +NB: znear and zfar must be >0 (if perspective). +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00051">51</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00076">NL3D::CCamera::getFrustum()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, and <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>. </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustumo3" doxytag="NL3D::CFrustum::Near" ></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 <a class="el" href="a02562.html#NL3D_1_1CFrustumo3">NL3D::CFrustum::Near</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +NB: znear and zfar must be >0 (if perspective). +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00051">51</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00076">NL3D::CCamera::getFrustum()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>, and <a class="el" href="a05530.html#l00164">NL3D::CCamera::update()</a>. </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustumo4" doxytag="NL3D::CFrustum::Perspective" ></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"> bool <a class="el" href="a02562.html#NL3D_1_1CFrustumo4">NL3D::CFrustum::Perspective</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00052">52</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00086">NL3D::CCamera::isOrtho()</a>, <a class="el" href="a05530.html#l00091">NL3D::CCamera::isPerspective()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, and <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>. </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustumo5" doxytag="NL3D::CFrustum::Right" ></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 <a class="el" href="a02562.html#NL3D_1_1CFrustumo5">NL3D::CFrustum::Right</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +NB: znear and zfar must be >0 (if perspective). +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00051">51</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00076">NL3D::CCamera::getFrustum()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, and <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>. </td> + </tr> +</table> +<a class="anchor" name="NL3D_1_1CFrustumo6" doxytag="NL3D::CFrustum::Top" ></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 <a class="el" href="a02562.html#NL3D_1_1CFrustumo6">NL3D::CFrustum::Top</a> + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +NB: znear and zfar must be >0 (if perspective). +<p> + +<p> +Definition at line <a class="el" href="a05733.html#l00051">51</a> of file <a class="el" href="a05733.html">frustum.h</a>. +<p> +Referenced by <a class="el" href="a05530.html#l00243">NL3D::CCamera::buildCameraPyramid()</a>, <a class="el" href="a05530.html#l00076">NL3D::CCamera::getFrustum()</a>, <a class="el" href="a05559.html#l00777">NL3D::CCloudScape::render()</a>, <a class="el" href="a05657.html#l00351">NL3D::CDriverUser::restoreMatrixContextMatrixOnly()</a>, and <a class="el" href="a05657.html#l00363">NL3D::CDriverUser::setupMatrixContext()</a>. </td> + </tr> +</table> +<hr>The documentation for this class was generated from the following files:<ul> +<li><a class="el" href="a05733.html">frustum.h</a><li><a class="el" href="a05732.html">frustum.cpp</a></ul> +<hr size="1"><address style="align: right;"><small>Generated on Tue Mar 16 06:47:00 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> |