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| author | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
|---|---|---|
| committer | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
| commit | 0ea5fc66924303d1bf73ba283a383e2aadee02f2 (patch) | |
| tree | 2568e71a7ccc44ec23b8bb3f0ff97fb6bf2ed709 /docs/doxygen/nel/vegetablevb__allocator_8cpp-source.html | |
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BORDER=0></A> +</td><td><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="1" HEIGHT="1" BORDER=0 ALT=""> +</td></tr></table> + + +<!-- block --> +<TABLE bgcolor="#dddddd" CELLSPACING=0 CELLPADDING=0 BORDER=0 width=100%><tr><td width=1% valign=middle><img width=6 height=14 hspace=2 vspace=2 src="http://www.nevrax.org/inc/img/reddots.gif"></TD> + <TD><B>Documentation</B></TD> + <TD ALIGN=RIGHT> </td> +</tr></table> +<!-- Generated by Doxygen 1.2.14 --> +<center> +<a class="qindex" href="index.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">Compound List</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">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> <a class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>vegetablevb_allocator.cpp</h1><a href="vegetablevb__allocator_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2001 Nevrax Ltd.</font> +00008 <font class="comment"> *</font> +00009 <font class="comment"> * This file is part of NEVRAX NEL.</font> +00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font> +00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font> +00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font> +00013 <font class="comment"> * any later version.</font> +00014 <font class="comment"></font> +00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font> +00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font> +00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font> +00018 <font class="comment"> * General Public License for more details.</font> +00019 <font class="comment"></font> +00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font> +00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font> +00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font> +00023 <font class="comment"> * MA 02111-1307, USA.</font> +00024 <font class="comment"> */</font> +00025 +00026 <font class="preprocessor">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font> +00027 +00028 +00029 <font class="preprocessor">#include "<a class="code" href="vegetablevb__allocator_8h.html">3d/vegetablevb_allocator.h</a>"</font> +00030 <font class="preprocessor">#include "<a class="code" href="vegetable__def_8h.html">3d/vegetable_def.h</a>"</font> +00031 +00032 +00033 <font class="keyword">using</font> <font class="keyword">namespace </font>std; +00034 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC; +00035 +00036 <font class="keyword">namespace </font>NL3D +00037 { +00038 +00039 +00040 <font class="comment">/*</font> +00041 <font class="comment"> Once a reallocation of a VBHard occurs, how many vertices we add to the re-allocation, to avoid </font> +00042 <font class="comment"> as possible reallocations.</font> +00043 <font class="comment">*/</font> +<a name="l00044"></a><a class="code" href="vegetablevb__allocator_8cpp.html#a0">00044</a> <font class="preprocessor">#define NL3D_VEGETABLE_VERTEX_ALLOCATE_SECURITY 1024</font> +00045 <font class="preprocessor"></font><font class="comment">/*</font> +00046 <font class="comment"> The start size of the array.</font> +00047 <font class="comment">*/</font> +<a name="l00048"></a><a class="code" href="vegetablevb__allocator_8cpp.html#a1">00048</a> <font class="preprocessor">#define NL3D_VEGETABLE_VERTEX_ALLOCATE_START 4048</font> +00049 <font class="preprocessor"></font> +00050 +<a name="l00051"></a><a class="code" href="vegetablevb__allocator_8cpp.html#a2">00051</a> <font class="preprocessor">#define NL3D_VEGETABLE_VERTEX_FREE_MEMORY_RESERVE 1024</font> +00052 <font class="preprocessor"></font> +00053 +00054 <font class="comment">// ***************************************************************************</font> +<a name="l00055"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#a0">00055</a> CVegetableVBAllocator::CVegetableVBAllocator() +00056 { +00057 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o0">_Type</a>= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#s3s1">VBTypeUnlit</a>; +00058 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a>= 0; +00059 +00060 <font class="comment">// Init free list</font> +00061 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.reserve(<a class="code" href="vegetablevb__allocator_8cpp.html#a2">NL3D_VEGETABLE_VERTEX_FREE_MEMORY_RESERVE</a>); +00062 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>= 0; +00063 +00064 <font class="comment">// Init vbhard</font> +00065 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_5">_VBHardOk</a>= <font class="keyword">false</font>; +00066 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_7">_BufferLocked</a>= <font class="keyword">false</font>; +00067 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_8">_AGPBufferPtr</a>= NULL; +00068 } +00069 +00070 +00071 <font class="comment">// ***************************************************************************</font> +<a name="l00072"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#a2">00072</a> <font class="keywordtype">void</font> CVegetableVBAllocator::init(TVBType <a class="code" href="driver__opengl__extension__def_8h.html#a240">type</a>, <a class="code" href="types__nl_8h.html#a13">uint</a> maxVertexInBufferHard) +00073 { +00074 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o0">_Type</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a240">type</a>; +00075 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a>= maxVertexInBufferHard; +00076 +00077 <font class="comment">// According to _Type, build VB format, and create VertexProgram</font> +00078 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_2">setupVBFormat</a>(); +00079 } +00080 +00081 +00082 <font class="comment">// ***************************************************************************</font> +<a name="l00083"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#a1">00083</a> CVegetableVBAllocator::~CVegetableVBAllocator() +00084 { +00085 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#a4">clear</a>(); +00086 } +00087 +00088 <font class="comment">// ***************************************************************************</font> +<a name="l00089"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#a3">00089</a> <font class="keywordtype">void</font> CVegetableVBAllocator::updateDriver(IDriver *driver) +00090 { +00091 <font class="comment">// test change of driver.</font> +00092 <a class="code" href="debug_8h.html#a6">nlassert</a>(driver && !<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_7">_BufferLocked</a>); +00093 <font class="comment">// If change of driver</font> +00094 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>==NULL || driver!=<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a> ) +00095 { +00096 <font class="comment">// delete old VBHard.</font> +00097 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_0">deleteVertexBufferHard</a>(); +00098 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>= driver; +00099 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_5">_VBHardOk</a>= (<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a>>0) && (<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->supportVertexBufferHard()); +00100 +00101 <font class="comment">// Driver must support VP.</font> +00102 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->isVertexProgramSupported()); +00103 +00104 <font class="comment">// must reallocate the VertexBuffer.</font> +00105 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>>0 ) +00106 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_1">allocateVertexBufferAndFillVBHard</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>); +00107 } +00108 <font class="keywordflow">else</font> +00109 { +00110 <font class="comment">// if VBHard possible, and if vbHardDeleted but space needed, reallocate.</font> +00111 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_5">_VBHardOk</a> && <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>==NULL && <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>>0 ) +00112 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_1">allocateVertexBufferAndFillVBHard</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>); +00113 } +00114 +00115 } +00116 +00117 <font class="comment">// ***************************************************************************</font> +<a name="l00118"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#a4">00118</a> <font class="keywordtype">void</font> CVegetableVBAllocator::clear() +00119 { +00120 <font class="comment">// clear list.</font> +00121 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.clear(); +00122 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>= 0; +00123 +00124 <font class="comment">// delete the VB.</font> +00125 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_0">deleteVertexBufferHard</a>(); +00126 <font class="comment">// really delete the VB soft too</font> +00127 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.deleteAllVertices(); +00128 +00129 <font class="comment">// clear other states.</font> +00130 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>= NULL; +00131 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_5">_VBHardOk</a>= <font class="keyword">false</font>; +00132 } +00133 +00134 +00135 <font class="comment">// ***************************************************************************</font> +<a name="l00136"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_3">00136</a> <font class="keywordtype">void</font> CVegetableVBAllocator::lockBuffer() +00137 { +00138 <font class="comment">// force unlock</font> +00139 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_4">unlockBuffer</a>(); +00140 +00141 <font class="keywordflow">if</font>(_VBHard) +00142 { +00143 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_8">_AGPBufferPtr</a>= (<a class="code" href="types__nl_8h.html#a5">uint8</a>*)<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>->lock(); +00144 } +00145 +00146 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_7">_BufferLocked</a>= <font class="keyword">true</font>; +00147 } +00148 +00149 <font class="comment">// ***************************************************************************</font> +<a name="l00150"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_4">00150</a> <font class="keywordtype">void</font> CVegetableVBAllocator::unlockBuffer() +00151 { +00152 <font class="keywordflow">if</font>(_BufferLocked) +00153 { +00154 <font class="keywordflow">if</font>(_VBHard) +00155 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>->unlock(); +00156 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_7">_BufferLocked</a>= <font class="keyword">false</font>; +00157 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_8">_AGPBufferPtr</a>= NULL; +00158 } +00159 } +00160 +00161 +00162 <font class="comment">// ***************************************************************************</font> +<a name="l00163"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z821_1">00163</a> <a class="code" href="types__nl_8h.html#a13">uint</a> CVegetableVBAllocator::getNumUserVerticesAllocated()<font class="keyword"> const</font> +00164 <font class="keyword"></font>{ +00165 <font class="comment">// get the number of vertices which are allocated by allocateVertex().</font> +00166 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a> - <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.size(); +00167 } +00168 +00169 <font class="comment">// ***************************************************************************</font> +<a name="l00170"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z821_0">00170</a> <font class="keywordtype">bool</font> CVegetableVBAllocator::exceedMaxVertexInBufferHard(<a class="code" href="types__nl_8h.html#a13">uint</a> numAddVerts)<font class="keyword"> const</font> +00171 <font class="keyword"></font>{ +00172 <font class="keywordflow">return</font> (<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z821_1">getNumUserVerticesAllocated</a>() + numAddVerts) > <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a>; +00173 } +00174 +00175 +00176 <font class="comment">// ***************************************************************************</font> +<a name="l00177"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z821_2">00177</a> <a class="code" href="types__nl_8h.html#a13">uint</a> CVegetableVBAllocator::allocateVertex() +00178 { +00179 <font class="comment">// if no more free, allocate.</font> +00180 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.size()==0 ) +00181 { +00182 <font class="comment">// enlarge capacity.</font> +00183 <a class="code" href="types__nl_8h.html#a13">uint</a> newResize; +00184 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>==0) +00185 newResize= <a class="code" href="vegetablevb__allocator_8cpp.html#a1">NL3D_VEGETABLE_VERTEX_ALLOCATE_START</a>; +00186 <font class="keywordflow">else</font> +00187 newResize= <a class="code" href="vegetablevb__allocator_8cpp.html#a0">NL3D_VEGETABLE_VERTEX_ALLOCATE_SECURITY</a>; +00188 <font class="comment">// try to not overlap _MaxVertexInBufferHard limit, to avoid VBufferHard to be disabled.</font> +00189 <font class="keywordflow">if</font>(_NumVerticesAllocated<_MaxVertexInBufferHard && _NumVerticesAllocated+newResize > <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a>) +00190 { +00191 newResize= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a> - <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>; +00192 } +00193 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>+= newResize; +00194 <font class="comment">// re-allocate VB.</font> +00195 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_1">allocateVertexBufferAndFillVBHard</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>); +00196 <font class="comment">// resize infos on vertices.</font> +00197 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o2">_VertexInfos</a>.resize(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>); +00198 +00199 <font class="comment">// Fill list of free elements.</font> +00200 <font class="keywordflow">for</font>(<a class="code" href="types__nl_8h.html#a13">uint</a> i=0;i<newResize;i++) +00201 { +00202 <font class="comment">// create a new entry which points to this vertex.</font> +00203 <font class="comment">// the list is made so allocation is in growing order.</font> +00204 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.push_back( <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a> - (i+1) ); +00205 +00206 <font class="comment">// Mark as free the new vertices. (Debug).</font> +00207 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o2">_VertexInfos</a>[<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a> - (i+1)].Free= <font class="keyword">true</font>; +00208 } +00209 } +00210 +00211 <font class="comment">// get a vertex (pop_back).</font> +00212 <a class="code" href="types__nl_8h.html#a13">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a223">id</a>= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.back(); +00213 <font class="comment">// delete this vertex free entry.</font> +00214 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.pop_back(); +00215 +00216 <font class="comment">// check and Mark as not free the vertex. (Debug).</font> +00217 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a223">id</a><<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>); +00218 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o2">_VertexInfos</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a223">id</a>].Free); +00219 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o2">_VertexInfos</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a223">id</a>].Free= <font class="keyword">false</font>; +00220 +00221 +00222 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a223">id</a>; +00223 } +00224 +00225 <font class="comment">// ***************************************************************************</font> +<a name="l00226"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z821_3">00226</a> <font class="keywordtype">void</font> CVegetableVBAllocator::deleteVertex(<a class="code" href="types__nl_8h.html#a13">uint</a> vid) +00227 { +00228 <font class="comment">// check and Mark as free the vertex. (Debug).</font> +00229 <a class="code" href="debug_8h.html#a6">nlassert</a>(vid<<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o3">_NumVerticesAllocated</a>); +00230 <a class="code" href="debug_8h.html#a6">nlassert</a>(!<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o2">_VertexInfos</a>[vid].Free); +00231 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o2">_VertexInfos</a>[vid].Free= <font class="keyword">true</font>; +00232 +00233 <font class="comment">// Add this vertex to the free list.</font> +00234 <font class="comment">// create a new entry which points to this vertex.</font> +00235 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o1">_VertexFreeMemory</a>.push_back( vid ); +00236 } +00237 +00238 <font class="comment">// ***************************************************************************</font> +<a name="l00239"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_0">00239</a> <font class="keywordtype">void</font> *CVegetableVBAllocator::getVertexPointer(<a class="code" href="types__nl_8h.html#a13">uint</a> i) +00240 { +00241 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getVertexCoordPointer(i); +00242 } +00243 +00244 <font class="comment">// ***************************************************************************</font> +<a name="l00245"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_2">00245</a> <font class="keywordtype">void</font> CVegetableVBAllocator::flushVertex(<a class="code" href="types__nl_8h.html#a13">uint</a> i) +00246 { +00247 <font class="keywordflow">if</font>(_VBHardOk) +00248 { +00249 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a> && <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_7">_BufferLocked</a>); +00250 <font class="comment">// copy the VB soft to the VBHard.</font> +00251 <font class="keywordtype">void</font> *src= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_0">getVertexPointer</a>(i); +00252 <font class="keywordtype">void</font> *dst= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_8">_AGPBufferPtr</a> + i*<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getVertexSize(); +00253 memcpy(dst, src, <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getVertexSize()); +00254 } +00255 } +00256 +00257 <font class="comment">// ***************************************************************************</font> +<a name="l00258"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_6">00258</a> <font class="keywordtype">void</font> CVegetableVBAllocator::activate() +00259 { +00260 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>); +00261 <a class="code" href="debug_8h.html#a6">nlassert</a>(!<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_7">_BufferLocked</a>); +00262 +00263 <font class="comment">// Activate VB.</font> +00264 <font class="keywordflow">if</font>(_VBHard) +00265 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->activeVertexBufferHard(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>); +00266 <font class="keywordflow">else</font> +00267 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->activeVertexBuffer(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>); +00268 } +00269 +00270 +00271 <font class="comment">// ***************************************************************************</font> +00272 <font class="comment">// ***************************************************************************</font> +00273 <font class="comment">// Vertex Buffer hard.</font> +00274 <font class="comment">// ***************************************************************************</font> +00275 <font class="comment">// ***************************************************************************</font> +00276 +00277 +00278 <font class="comment">// ***************************************************************************</font> +<a name="l00279"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_0">00279</a> <font class="keywordtype">void</font> CVegetableVBAllocator::deleteVertexBufferHard() +00280 { +00281 <font class="comment">// must unlock VBhard before.</font> +00282 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_4">unlockBuffer</a>(); +00283 +00284 <font class="comment">// test (refptr) if the object still exist in memory.</font> +00285 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>!=NULL) +00286 { +00287 <font class="comment">// A vbufferhard should still exist only if driver still exist.</font> +00288 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>!=NULL); +00289 +00290 <font class="comment">// delete it from driver.</font> +00291 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->deleteVertexBufferHard(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>); +00292 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>= NULL; +00293 } +00294 +00295 } +00296 +00297 <font class="comment">// ***************************************************************************</font> +<a name="l00298"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_1">00298</a> <font class="keywordtype">void</font> CVegetableVBAllocator::allocateVertexBufferAndFillVBHard(<a class="code" href="types__nl_8h.html#a9">uint32</a> numVertices) +00299 { +00300 <font class="comment">// resize the Soft VB.</font> +00301 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.setNumVertices(numVertices); +00302 +00303 <font class="comment">// no allocation must be done if the Driver is not setuped, or if the driver has been deleted by refPtr.</font> +00304 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>); +00305 +00306 <font class="comment">// must unlock VBhard before.</font> +00307 <font class="keywordtype">bool</font> wasLocked= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_5">bufferLocked</a>(); +00308 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_4">unlockBuffer</a>(); +00309 +00310 <font class="comment">// try to allocate a vbufferhard if possible.</font> +00311 <font class="keywordflow">if</font>( _VBHardOk ) +00312 { +00313 <font class="comment">// delete possible old _VBHard.</font> +00314 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>!=NULL) +00315 { +00316 <font class="comment">// VertexBufferHard lifetime < Driver lifetime.</font> +00317 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>!=NULL); +00318 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->deleteVertexBufferHard(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>); +00319 } +00320 +00321 <font class="comment">// try to create new one, in AGP Ram</font> +00322 <font class="comment">// If too many vertices wanted, abort VBHard.</font> +00323 <font class="keywordflow">if</font>(numVertices <= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_9">_MaxVertexInBufferHard</a>) +00324 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>= <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_4">_Driver</a>->createVertexBufferHard(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getVertexFormat(), <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getValueTypePointer(), numVertices, IDriver::VBHardAGP); +00325 <font class="keywordflow">else</font> +00326 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>= NULL; +00327 +00328 <font class="comment">// If KO, never try again.</font> +00329 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_6">_VBHard</a>==NULL) +00330 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_5">_VBHardOk</a>= <font class="keyword">false</font>; +00331 <font class="keywordflow">else</font> +00332 { +00333 <font class="comment">// else, fill this AGP VBuffer Hard.</font> +00334 <font class="comment">// lock before the AGP buffer</font> +00335 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_3">lockBuffer</a>(); +00336 +00337 <font class="comment">// copy all the vertices to AGP.</font> +00338 memcpy(<a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_8">_AGPBufferPtr</a>, <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getVertexCoordPointer(0), <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.getVertexSize() * numVertices); +00339 +00340 <font class="comment">// If was not locked before, unlock this VB</font> +00341 <font class="keywordflow">if</font>(!wasLocked) +00342 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z822_4">unlockBuffer</a>(); +00343 } +00344 } +00345 +00346 <font class="comment">//nlinfo("VEGET: Alloc %d verts. %s", numVertices, _VBHardOk?"VBHard":"VBSoft");</font> +00347 } +00348 +00349 +00350 <font class="comment">// ***************************************************************************</font> +<a name="l00351"></a><a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_2">00351</a> <font class="keywordtype">void</font> CVegetableVBAllocator::setupVBFormat() +00352 { +00353 <font class="comment">// Build the Vertex Format.</font> +00354 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.clearValueEx(); +00355 +00356 <font class="comment">// if lighted, need world space normal and AmbientColor for each vertex.</font> +00357 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#o0">_Type</a> == <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#s3s0">VBTypeLighted</a> ) +00358 { +00359 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a0">NL3D_VEGETABLE_VPPOS_POS</a>, CVertexBuffer::Float3); <font class="comment">// v[0]</font> +00360 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a1">NL3D_VEGETABLE_VPPOS_NORMAL</a>, CVertexBuffer::Float3); <font class="comment">// v[2]</font> +00361 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a5">NL3D_VEGETABLE_VPPOS_BENDINFO</a>, CVertexBuffer::Float3); <font class="comment">// v[9]</font> +00362 } +00363 <font class="comment">// If unlit</font> +00364 <font class="keywordflow">else</font> +00365 { +00366 <font class="comment">// slightly different VertexProgram, v[0].w== BendWeight, and v[9].x== v[0].norm()</font> +00367 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a0">NL3D_VEGETABLE_VPPOS_POS</a>, CVertexBuffer::Float4); <font class="comment">// v[0]</font> +00368 <font class="comment">// Unlit VP has BlendDistance in v[9].w</font> +00369 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a5">NL3D_VEGETABLE_VPPOS_BENDINFO</a>, CVertexBuffer::Float4); <font class="comment">// v[9]</font> +00370 } +00371 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a2">NL3D_VEGETABLE_VPPOS_COLOR0</a>, CVertexBuffer::UChar4); <font class="comment">// v[3]</font> +00372 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a3">NL3D_VEGETABLE_VPPOS_COLOR1</a>, CVertexBuffer::UChar4); <font class="comment">// v[4]</font> +00373 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a4">NL3D_VEGETABLE_VPPOS_TEX0</a>, CVertexBuffer::Float2); <font class="comment">// v[8]</font> +00374 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.addValueEx(<a class="code" href="vegetablevb__allocator_8h.html#a6">NL3D_VEGETABLE_VPPOS_CENTER</a>, CVertexBuffer::Float3); <font class="comment">// v[10]</font> +00375 <a class="code" href="classNL3D_1_1CVegetableVBAllocator.html#z823_3">_VB</a>.initEx(); +00376 +00377 } +00378 +00379 +00380 +00381 } <font class="comment">// NL3D</font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |