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<title>NeL: NL3D::CVertexArrayRangeNVidia class Reference</title>
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<h1>NL3D::CVertexArrayRangeNVidia Class Reference</h1><code>#include <<a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a>></code>
<p>
<p>Inheritance diagram for NL3D::CVertexArrayRangeNVidia:
<p><center><img src="a03691.png" usemap="#NL3D::CVertexArrayRangeNVidia_map" border="0" alt=""></center>
<map name="NL3D::CVertexArrayRangeNVidia_map">
<area href="a03689.html" alt="NL3D::IVertexArrayRange" shape="rect" coords="0,0,203,24">
</map>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Work only if ARRAY_RANGE_NV is enabled. else, only call to ctor/dtor/free() is valid. any call to <a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiad1">allocateVB()</a> will return NULL.
<p>
<p>
Definition at line <a class="el" href="a05655.html#l00127">127</a> of file <a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.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="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaa0">CVertexArrayRangeNVidia</a> (<a class="el" href="a02433.html">CDriverGL</a> *drv)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaa1">disable</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">disable this VertexArrayRange. _Driver->_CurrentVertexArrayRange= NULL; <a href="#NL3D_1_1CVertexArrayRangeNVidiaa1"></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="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaa2">enable</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">active this VertexArrayRange as the current vertex array range used. no-op if already setup. <a href="#NL3D_1_1CVertexArrayRangeNVidiaa2"></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="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaa3">freeVB</a> (void *ptr)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">free a VB allocated with allocateVB. No-op if NULL. <a href="#NL3D_1_1CVertexArrayRangeNVidiaa3"></a><br><br></td></tr>
<tr><td colspan="2"><div class="groupHeader">Implementation</div></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual bool </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaz125_0">allocate</a> (<a class="el" href="a04558.html#a11">uint32</a> <a class="el" href="a04223.html#a587">size</a>, <a class="el" href="a02434.html#NL3D_1_1IDriverw39">IDriver::TVBHardType</a> vbType)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate a vertex array sapce. false if error. must free before re-allocate. <a href="#NL3D_1_1CVertexArrayRangeNVidiaz125_0"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual <a class="el" href="a03695.html">IVertexBufferHardGL</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaz125_1">createVBHardGL</a> (<a class="el" href="a04558.html#a9">uint16</a> vertexFormat, const <a class="el" href="a04558.html#a7">uint8</a> *typeArray, <a class="el" href="a04558.html#a11">uint32</a> numVertices, const <a class="el" href="a04558.html#a7">uint8</a> *uvRouting)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">create a <a class="el" href="a03695.html">IVertexBufferHardGL</a> <a href="#NL3D_1_1CVertexArrayRangeNVidiaz125_1"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaz125_2">free</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">free this space. <a href="#NL3D_1_1CVertexArrayRangeNVidiaz125_2"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual <a class="el" href="a04558.html#a15">uint</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiaz125_3">sizeAllocated</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">return the size allocated. 0 if not allocated or failure <a href="#NL3D_1_1CVertexArrayRangeNVidiaz125_3"></a><br><br></td></tr>
<tr><td colspan=2><br><h2>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a02433.html">CDriverGL</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a></td></tr>
<tr><td colspan=2><br><h2>Private Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>bool </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiad0">allocated</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">true if allocated. <a href="#NL3D_1_1CVertexArrayRangeNVidiad0"></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="a03691.html#NL3D_1_1CVertexArrayRangeNVidiad1">allocateVB</a> (<a class="el" href="a04558.html#a11">uint32</a> <a class="el" href="a04223.html#a587">size</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Allocate a small subset of the memory. NULL if not enough mem. <a href="#NL3D_1_1CVertexArrayRangeNVidiad1"></a><br><br></td></tr>
<tr><td colspan=2><br><h2>Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a02627.html">NLMISC::CHeapMemory</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar0">_HeapMemory</a></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void * </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="a04558.html#a11">uint32</a> </td><td class="memItemRight" valign=bottom><a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a></td></tr>
</table>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaa0" doxytag="NL3D::CVertexArrayRangeNVidia::CVertexArrayRangeNVidia" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
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<td class="md" nowrap valign="top"> NL3D::CVertexArrayRangeNVidia::CVertexArrayRangeNVidia </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="a02433.html">CDriverGL</a> * </td>
<td class="mdname1" valign="top" nowrap> <em>drv</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
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<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
<p>
Definition at line <a class="el" href="a05654.html#l00093">93</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00158">_VertexArrayPtr</a>, and <a class="el" href="a05655.html#l00159">_VertexArraySize</a>.
<p>
<div class="fragment"><pre>00093 : <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangea3">IVertexArrayRange</a>(drv)
00094 {
00095 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>= NULL;
00096 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a>= 0;
00097 }
</pre></div> </td>
</tr>
</table>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaz125_0" doxytag="NL3D::CVertexArrayRangeNVidia::allocate" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="md" nowrap valign="top"> bool NL3D::CVertexArrayRangeNVidia::allocate </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="a04558.html#a11">uint32</a> </td>
<td class="mdname" nowrap> <em>size</em>, </td>
</tr>
<tr>
<td class="md" nowrap align="right"></td>
<td></td>
<td class="md" nowrap><a class="el" href="a02434.html#NL3D_1_1IDriverw39">IDriver::TVBHardType</a> </td>
<td class="mdname" nowrap> <em>vbType</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"><code> [virtual]</code></td>
</tr>
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</td>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
allocate a vertex array sapce. false if error. must free before re-allocate.
<p>
<p>
Implements <a class="el" href="a03689.html#NL3D_1_1IVertexArrayRangea0">NL3D::IVertexArrayRange</a>.
<p>
Definition at line <a class="el" href="a05654.html#l00101">101</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00162">_HeapMemory</a>, <a class="el" href="a05655.html#l00158">_VertexArrayPtr</a>, <a class="el" href="a05655.html#l00159">_VertexArraySize</a>, <a class="el" href="a05781.html#l00064">NLMISC::CHeapMemory::initHeap()</a>, <a class="el" href="a05622.html#l00290">nlassert</a>, <a class="el" href="a05646.html#l00645">size</a>, and <a class="el" href="a05981.html#l00100">uint32</a>.
<p>
<div class="fragment"><pre>00102 {
00103 <a class="code" href="a04199.html#a6">nlassert</a>(_VertexArrayPtr==NULL);
00104
00105 <span class="preprocessor">#ifdef NL_OS_WINDOWS</span>
00106 <span class="preprocessor"></span> <span class="comment">// try to allocate AGP or VRAM data.</span>
00107 <span class="keywordflow">switch</span>(vbType)
00108 {
00109 <span class="keywordflow">case</span> IDriver::VBHardAGP:
00110 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>= wglAllocateMemoryNV(size, 0, 0, 0.5f);
00111 <span class="keywordflow">break</span>;
00112 <span class="keywordflow">case</span> IDriver::VBHardVRAM:
00113 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>= wglAllocateMemoryNV(size, 0, 0, 1.0f);
00114 <span class="keywordflow">break</span>;
00115 };
00116 <span class="preprocessor">#endif // NL_OS_WINDOWS</span>
00117 <span class="preprocessor"></span>
00118
00119 <span class="comment">// init the allocator.</span>
00120 <span class="keywordflow">if</span>(<a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>)
00121 {
00122 <span class="comment">/* Init with an alignment of 8. Not sure it is usefull, but GDC01_Performance.pdf papers talks about</span>
00123 <span class="comment"> "Data arrays must be 8-byte aligned". Don't know what "Data" is.</span>
00124 <span class="comment"> */</span>
00125 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar0">_HeapMemory</a>.<a class="code" href="a02627.html#NLMISC_1_1CHeapMemorya5">initHeap</a>(_VertexArrayPtr, size, 8);
00126
00127 <span class="comment">// set the size</span>
00128 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a>= <a class="code" href="a04223.html#a587">size</a>;
00129 }
00130
00131
00132 <span class="keywordflow">return</span> <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>!=NULL;
00133 }
</pre></div> </td>
</tr>
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<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiad0" doxytag="NL3D::CVertexArrayRangeNVidia::allocated" ></a><p>
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<td class="md" nowrap valign="top"> bool NL3D::CVertexArrayRangeNVidia::allocated </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap> const<code> [inline, private]</code></td>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
true if allocated.
<p>
<p>
Definition at line <a class="el" href="a05655.html#l00165">165</a> of file <a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a>.
<p>
References <a class="el" href="a05655.html#l00158">_VertexArrayPtr</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00219">createVBHardGL()</a>.
<p>
<div class="fragment"><pre>00165 {<span class="keywordflow">return</span> <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>!=NULL;}
</pre></div> </td>
</tr>
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<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiad1" doxytag="NL3D::CVertexArrayRangeNVidia::allocateVB" ></a><p>
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<td class="md" nowrap valign="top"> void * NL3D::CVertexArrayRangeNVidia::allocateVB </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="a04558.html#a11">uint32</a> </td>
<td class="mdname1" valign="top" nowrap> <em>size</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap><code> [private]</code></td>
</tr>
</table>
</td>
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<td>
</td>
<td>
<p>
Allocate a small subset of the memory. NULL if not enough mem.
<p>
<p>
Definition at line <a class="el" href="a05654.html#l00205">205</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00162">_HeapMemory</a>, <a class="el" href="a05781.html#l00118">NLMISC::CHeapMemory::allocate()</a>, <a class="el" href="a05646.html#l00645">size</a>, and <a class="el" href="a05981.html#l00100">uint32</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00219">createVBHardGL()</a>.
<p>
<div class="fragment"><pre>00206 {
00207 <span class="keywordflow">return</span> <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar0">_HeapMemory</a>.<a class="code" href="a02627.html#NLMISC_1_1CHeapMemorya0">allocate</a>(size);
00208 }
</pre></div> </td>
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<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaz125_1" doxytag="NL3D::CVertexArrayRangeNVidia::createVBHardGL" ></a><p>
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<td class="md" nowrap valign="top"> <a class="el" href="a03695.html">IVertexBufferHardGL</a> * NL3D::CVertexArrayRangeNVidia::createVBHardGL </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="a04558.html#a9">uint16</a> </td>
<td class="mdname" nowrap> <em>vertexFormat</em>, </td>
</tr>
<tr>
<td class="md" nowrap align="right"></td>
<td></td>
<td class="md" nowrap>const <a class="el" href="a04558.html#a7">uint8</a> * </td>
<td class="mdname" nowrap> <em>typeArray</em>, </td>
</tr>
<tr>
<td class="md" nowrap align="right"></td>
<td></td>
<td class="md" nowrap><a class="el" href="a04558.html#a11">uint32</a> </td>
<td class="mdname" nowrap> <em>numVertices</em>, </td>
</tr>
<tr>
<td class="md" nowrap align="right"></td>
<td></td>
<td class="md" nowrap>const <a class="el" href="a04558.html#a7">uint8</a> * </td>
<td class="mdname" nowrap> <em>uvRouting</em></td>
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<td></td>
<td class="md">) </td>
<td class="md" colspan="2"><code> [virtual]</code></td>
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</td>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
create a <a class="el" href="a03695.html">IVertexBufferHardGL</a>
<p>
<p>
Implements <a class="el" href="a03689.html#NL3D_1_1IVertexArrayRangea1">NL3D::IVertexArrayRange</a>.
<p>
Definition at line <a class="el" href="a05654.html#l00219">219</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00165">allocated()</a>, <a class="el" href="a05654.html#l00205">allocateVB()</a>, <a class="el" href="a06713.html#l00054">NL3D::IVertexBufferHard::getNumVertices()</a>, <a class="el" href="a06713.html#l00053">NL3D::IVertexBufferHard::getVertexSize()</a>, <a class="el" href="a05655.html#l00104">NL3D::IVertexBufferHardGL::initFormat()</a>, <a class="el" href="a05654.html#l00295">NL3D::CVertexBufferHardGLNVidia::initGL()</a>, <a class="el" href="a05646.html#l00645">size</a>, <a class="el" href="a05981.html#l00098">uint16</a>, <a class="el" href="a05981.html#l00100">uint32</a>, and <a class="el" href="a05981.html#l00096">uint8</a>.
<p>
<div class="fragment"><pre>00220 {
00221 <span class="comment">// create a NVidia VBHard</span>
00222 CVertexBufferHardGLNVidia *newVbHard= <span class="keyword">new</span> CVertexBufferHardGLNVidia(_Driver);
00223
00224 <span class="comment">// Init the format of the VB.</span>
00225 newVbHard->initFormat(vertexFormat, typeArray, numVertices, uvRouting);
00226
00227 <span class="comment">// compute size to allocate.</span>
00228 <a class="code" href="a04558.html#a11">uint32</a> <a class="code" href="a04223.html#a587">size</a>= newVbHard->getVertexSize() * newVbHard->getNumVertices();
00229
00230 <span class="comment">// try to allocate</span>
00231 <span class="keywordtype">void</span> *vertexPtr;
00232 <span class="keywordflow">if</span>( <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiad0">allocated</a>() )
00233 {
00234 vertexPtr= <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiad1">allocateVB</a>(size);
00235 }
00236
00237 <span class="comment">// If allocation fails.</span>
00238 <span class="keywordflow">if</span>( !vertexPtr )
00239 {
00240 <span class="comment">// just destroy this object (no free()).</span>
00241 <span class="keyword">delete</span> newVbHard;
00242 <span class="keywordflow">return</span> NULL;
00243 }
00244 <span class="keywordflow">else</span>
00245 {
00246 <span class="comment">// Ok, setup, and allocate the fence.</span>
00247 newVbHard->initGL(<span class="keyword">this</span>, vertexPtr);
00248 <span class="keywordflow">return</span> newVbHard;
00249 }
00250 }
</pre></div> </td>
</tr>
</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaa1" doxytag="NL3D::CVertexArrayRangeNVidia::disable" ></a><p>
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<td class="md" nowrap valign="top"> void NL3D::CVertexArrayRangeNVidia::disable </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap></td>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
disable this VertexArrayRange. _Driver->_CurrentVertexArrayRange= NULL;
<p>
<p>
Definition at line <a class="el" href="a05654.html#l00191">191</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05643.html#l00887">NL3D::CDriverGL::_CurrentVertexArrayRange</a>, <a class="el" href="a05643.html#l00564">NL3D::CDriverGL::_Extensions</a>, and <a class="el" href="a05645.html#l00092">NL3D::CGlExtensions::NVStateVARWithoutFlush</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00366">NL3D::CVertexBufferHardGLNVidia::disable()</a>.
<p>
<div class="fragment"><pre>00192 {
00193 <span class="comment">// if not already disabled.</span>
00194 <span class="keywordflow">if</span>(<a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_CurrentVertexArrayRange!=NULL)
00195 {
00196 <span class="comment">// just disable the state, don't change VAR ptr setup.</span>
00197 <span class="comment">// NB: flush is unesufull, so don't flush if extension is OK</span>
00198 glDisableClientState(<a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_Extensions.NVStateVARWithoutFlush);
00199 <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_CurrentVertexArrayRange= NULL;
00200 }
00201 }
</pre></div> </td>
</tr>
</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaa2" doxytag="NL3D::CVertexArrayRangeNVidia::enable" ></a><p>
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<td class="md" nowrap valign="top"> void NL3D::CVertexArrayRangeNVidia::enable </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap></td>
</tr>
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</td>
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<td>
</td>
<td>
<p>
active this VertexArrayRange as the current vertex array range used. no-op if already setup.
<p>
<p>
Definition at line <a class="el" href="a05654.html#l00166">166</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05643.html#l00887">NL3D::CDriverGL::_CurrentVertexArrayRange</a>, <a class="el" href="a05643.html#l00564">NL3D::CDriverGL::_Extensions</a>, <a class="el" href="a05643.html#l00891">NL3D::CDriverGL::_NVCurrentVARPtr</a>, <a class="el" href="a05643.html#l00892">NL3D::CDriverGL::_NVCurrentVARSize</a>, <a class="el" href="a05655.html#l00158">_VertexArrayPtr</a>, <a class="el" href="a05655.html#l00159">_VertexArraySize</a>, <a class="el" href="a05645.html#l00241">nglVertexArrayRangeNV</a>, and <a class="el" href="a05645.html#l00092">NL3D::CGlExtensions::NVStateVARWithoutFlush</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00354">NL3D::CVertexBufferHardGLNVidia::enable()</a>.
<p>
<div class="fragment"><pre>00167 {
00168 <span class="comment">// if not already enabled.</span>
00169 <span class="keywordflow">if</span>(<a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_CurrentVertexArrayRange!=<span class="keyword">this</span>)
00170 {
00171 <span class="comment">// Setup the ptrs only if differnets from last time (may rarely happens)</span>
00172 <span class="keywordflow">if</span>( <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_NVCurrentVARSize != <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a> || <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_NVCurrentVARPtr != <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>)
00173 {
00174 <span class="comment">// Yoyo: fucking NVidia Bug ?? must do this strange thing, this ensure that it is correclty setuped.</span>
00175 glFinish();
00176 <a class="code" href="a04222.html#a42">nglVertexArrayRangeNV</a>(_VertexArraySize, _VertexArrayPtr);
00177 glEnableClientState(GL_VERTEX_ARRAY_RANGE_NV);
00178 glVertexPointer(3,GL_FLOAT, 0, _VertexArrayPtr);
00179 <span class="comment">// cache.</span>
00180 <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_NVCurrentVARSize= <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a>;
00181 <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_NVCurrentVARPtr= <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>;
00182 }
00183 <span class="comment">// enable VAR. NB: flush is unesufull, so don't flush if extension is OK</span>
00184 glEnableClientState(<a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_Extensions.NVStateVARWithoutFlush);
00185 <a class="code" href="a03689.html#NL3D_1_1IVertexArrayRangep0">_Driver</a>->_CurrentVertexArrayRange= <span class="keyword">this</span>;
00186 }
00187 }
</pre></div> </td>
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</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaz125_2" doxytag="NL3D::CVertexArrayRangeNVidia::free" ></a><p>
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<td class="md" nowrap valign="top"> void NL3D::CVertexArrayRangeNVidia::free </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> [virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
free this space.
<p>
<p>
Implements <a class="el" href="a03689.html#NL3D_1_1IVertexArrayRangea2">NL3D::IVertexArrayRange</a>.
<p>
Definition at line <a class="el" href="a05654.html#l00144">144</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00162">_HeapMemory</a>, <a class="el" href="a05655.html#l00158">_VertexArrayPtr</a>, <a class="el" href="a05655.html#l00159">_VertexArraySize</a>, and <a class="el" href="a05781.html#l00052">NLMISC::CHeapMemory::reset()</a>.
<p>
<div class="fragment"><pre>00145 {
00146 <span class="comment">// release the ptr.</span>
00147 <span class="keywordflow">if</span>(<a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>)
00148 {
00149 <span class="comment">// reset the allocator.</span>
00150 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar0">_HeapMemory</a>.<a class="code" href="a02627.html#NLMISC_1_1CHeapMemorya6">reset</a>();
00151
00152
00153 <span class="comment">// Free special memory.</span>
00154 <span class="preprocessor">#ifdef NL_OS_WINDOWS</span>
00155 <span class="preprocessor"></span> wglFreeMemoryNV(_VertexArrayPtr);
00156 <span class="preprocessor">#endif // NL_OS_WINDOWS</span>
00157 <span class="preprocessor"></span>
00158
00159 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">_VertexArrayPtr</a>= NULL;
00160 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a>= 0;
00161 }
00162 }
</pre></div> </td>
</tr>
</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaa3" doxytag="NL3D::CVertexArrayRangeNVidia::freeVB" ></a><p>
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<td class="md" nowrap valign="top"> void NL3D::CVertexArrayRangeNVidia::freeVB </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">void * </td>
<td class="mdname1" valign="top" nowrap> <em>ptr</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap></td>
</tr>
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</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
free a VB allocated with allocateVB. No-op if NULL.
<p>
<p>
Definition at line <a class="el" href="a05654.html#l00212">212</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00162">_HeapMemory</a>, and <a class="el" href="a05781.html#l00173">NLMISC::CHeapMemory::free()</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00276">NL3D::CVertexBufferHardGLNVidia::~CVertexBufferHardGLNVidia()</a>.
<p>
<div class="fragment"><pre>00213 {
00214 <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar0">_HeapMemory</a>.<a class="code" href="a02627.html#NLMISC_1_1CHeapMemorya2">free</a>(ptr);
00215 }
</pre></div> </td>
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</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiaz125_3" doxytag="NL3D::CVertexArrayRangeNVidia::sizeAllocated" ></a><p>
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<td class="md" nowrap valign="top"> <a class="el" href="a04558.html#a15">uint</a> NL3D::CVertexArrayRangeNVidia::sizeAllocated </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap> const<code> [virtual]</code></td>
</tr>
</table>
</td>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
return the size allocated. 0 if not allocated or failure
<p>
<p>
Implements <a class="el" href="a03689.html#NL3D_1_1IVertexArrayRangea4">NL3D::IVertexArrayRange</a>.
<p>
Definition at line <a class="el" href="a05654.html#l00137">137</a> of file <a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a>.
<p>
References <a class="el" href="a05655.html#l00159">_VertexArraySize</a>, and <a class="el" href="a05981.html#l00105">uint</a>.
<p>
<div class="fragment"><pre>00138 {
00139 <span class="keywordflow">return</span> <a class="code" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">_VertexArraySize</a>;
00140 }
</pre></div> </td>
</tr>
</table>
<hr><h2>Field Documentation</h2>
<a class="anchor" name="NL3D_1_1IVertexArrayRangep0" doxytag="NL3D::CVertexArrayRangeNVidia::_Driver" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="md" nowrap valign="top"> <a class="el" href="a02433.html">CDriverGL</a>* <a class="el" href="a03689.html#NL3D_1_1IVertexArrayRangep0">NL3D::IVertexArrayRange::_Driver</a><code> [protected, inherited]</code>
</table>
</td>
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</table>
<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
<p>
Definition at line <a class="el" href="a05655.html#l00069">69</a> of file <a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a>. </td>
</tr>
</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiar0" doxytag="NL3D::CVertexArrayRangeNVidia::_HeapMemory" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<table cellpadding="0" cellspacing="0" border="0">
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<td class="md" nowrap valign="top"> <a class="el" href="a02627.html">NLMISC::CHeapMemory</a> <a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar0">NL3D::CVertexArrayRangeNVidia::_HeapMemory</a><code> [private]</code>
</table>
</td>
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<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
<p>
Definition at line <a class="el" href="a05655.html#l00162">162</a> of file <a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00101">allocate()</a>, <a class="el" href="a05654.html#l00205">allocateVB()</a>, <a class="el" href="a05654.html#l00144">free()</a>, and <a class="el" href="a05654.html#l00212">freeVB()</a>. </td>
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</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiar1" doxytag="NL3D::CVertexArrayRangeNVidia::_VertexArrayPtr" ></a><p>
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<td class="md" nowrap valign="top"> void* <a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar1">NL3D::CVertexArrayRangeNVidia::_VertexArrayPtr</a><code> [private]</code>
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<td>
</td>
<td>
<p>
<p>
Definition at line <a class="el" href="a05655.html#l00158">158</a> of file <a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a>.
<p>
Referenced by <a class="el" href="a05654.html#l00101">allocate()</a>, <a class="el" href="a05655.html#l00165">allocated()</a>, <a class="el" href="a05654.html#l00093">CVertexArrayRangeNVidia()</a>, <a class="el" href="a05654.html#l00166">enable()</a>, and <a class="el" href="a05654.html#l00144">free()</a>. </td>
</tr>
</table>
<a class="anchor" name="NL3D_1_1CVertexArrayRangeNVidiar2" doxytag="NL3D::CVertexArrayRangeNVidia::_VertexArraySize" ></a><p>
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> <a class="el" href="a04558.html#a11">uint32</a> <a class="el" href="a03691.html#NL3D_1_1CVertexArrayRangeNVidiar2">NL3D::CVertexArrayRangeNVidia::_VertexArraySize</a><code> [private]</code>
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</td>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
<p>
Definition at line <a class="el" href="a05655.html#l00159">159</a> of file <a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a>.
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Referenced by <a class="el" href="a05654.html#l00101">allocate()</a>, <a class="el" href="a05654.html#l00093">CVertexArrayRangeNVidia()</a>, <a class="el" href="a05654.html#l00166">enable()</a>, <a class="el" href="a05654.html#l00144">free()</a>, and <a class="el" href="a05654.html#l00137">sizeAllocated()</a>. </td>
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<hr>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="a05655.html">driver_opengl_vertex_buffer_hard.h</a><li><a class="el" href="a05654.html">driver_opengl_vertex_buffer_hard.cpp</a></ul>
<hr size="1"><address style="align: right;"><small>Generated on Tue Mar 16 08:23:14 2004 for NeL by
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