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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/landscapevb__allocator_8cpp-source.html | |
| download | nevrax-website-self-hostable-0ea5fc66924303d1bf73ba283a383e2aadee02f2.tar.xz nevrax-website-self-hostable-0ea5fc66924303d1bf73ba283a383e2aadee02f2.zip | |
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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>landscapevb_allocator.cpp</h1><a href="landscapevb__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 <font class="preprocessor">#include "<a class="code" href="landscapevb__allocator_8h.html">3d/landscapevb_allocator.h</a>"</font> +00029 <font class="preprocessor">#include "<a class="code" href="driver_8h.html">3d/driver.h</a>"</font> +00030 +00031 +00032 <font class="keyword">using</font> <font class="keyword">namespace </font>std; +00033 +00034 <font class="keyword">namespace </font>NL3D +00035 { +00036 +00037 <font class="comment">/*</font> +00038 <font class="comment"> Once a reallocation of a VBHard occurs, how many vertices we add to the re-allocation, to avoid </font> +00039 <font class="comment"> as possible reallocations.</font> +00040 <font class="comment">*/</font> +<a name="l00041"></a><a class="code" href="landscapevb__allocator_8cpp.html#a0">00041</a> <font class="preprocessor">#define NL3D_LANDSCAPE_VERTEX_ALLOCATE_SECURITY 1024</font> +00042 <font class="preprocessor"></font><font class="comment">/*</font> +00043 <font class="comment"> The start size of the array.</font> +00044 <font class="comment">*/</font> +<a name="l00045"></a><a class="code" href="landscapevb__allocator_8cpp.html#a1">00045</a> <font class="preprocessor">#define NL3D_LANDSCAPE_VERTEX_ALLOCATE_START 4048</font> +00046 <font class="preprocessor"></font> +00047 +<a name="l00048"></a><a class="code" href="landscapevb__allocator_8cpp.html#a2">00048</a> <font class="preprocessor">#define NL3D_VERTEX_FREE_MEMORY_RESERVE 1024</font> +00049 <font class="preprocessor"></font><font class="comment">// 65000 is a maximum because of GeForce limitations.</font> +<a name="l00050"></a><a class="code" href="landscapevb__allocator_8cpp.html#a3">00050</a> <font class="preprocessor">#define NL3D_VERTEX_MAX_VERTEX_VBHARD 40000</font> +00051 <font class="preprocessor"></font> +00052 +00053 <font class="comment">// ***************************************************************************</font> +<a name="l00054"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#a0">00054</a> CLandscapeVBAllocator::CLandscapeVBAllocator(TType <a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a>) +00055 { +00056 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a>; +00057 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.reserve(<a class="code" href="landscapevb__allocator_8cpp.html#a2">NL3D_VERTEX_FREE_MEMORY_RESERVE</a>); +00058 +00059 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o1">_ReallocationOccur</a>= <font class="keyword">false</font>; +00060 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>= 0; +00061 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_3">_VBHardOk</a>= <font class="keyword">false</font>; +00062 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_6">_BufferLocked</a>= <font class="keyword">false</font>; +00063 +00064 <font class="keywordflow">for</font>(<a class="code" href="types__nl_8h.html#a14">uint</a> i=0;i<<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_0u0">MaxVertexProgram</a>;i++) +00065 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[i]= NULL; +00066 } +00067 +00068 <font class="comment">// ***************************************************************************</font> +<a name="l00069"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#a1">00069</a> CLandscapeVBAllocator::~CLandscapeVBAllocator() +00070 { +00071 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#a3">clear</a>(); +00072 } +00073 +00074 +00075 <font class="comment">// ***************************************************************************</font> +<a name="l00076"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#a2">00076</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::updateDriver(IDriver *driver) +00077 { +00078 <font class="comment">// test change of driver.</font> +00079 <a class="code" href="debug_8h.html#a6">nlassert</a>(driver); +00080 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>==NULL || driver!=<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a> ) +00081 { +00082 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_0">deleteVertexBuffer</a>(); +00083 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>= driver; +00084 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_3">_VBHardOk</a>= <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->supportVertexBufferHard(); +00085 +00086 <font class="comment">// If change of driver, delete the VertexProgram first, if any</font> +00087 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_1">deleteVertexProgram</a>(); +00088 <font class="comment">// Then rebuild VB format, and VertexProgram, if needed.</font> +00089 <font class="comment">// Do it only if VP supported by GPU.</font> +00090 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_2">setupVBFormatAndVertexProgram</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->isVertexProgramSupported() && !<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->isVertexProgramEmulated()); +00091 +00092 <font class="comment">// must reallocate the VertexBuffer.</font> +00093 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>>0 ) +00094 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_1">allocateVertexBuffer</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>); +00095 } +00096 <font class="keywordflow">else</font> +00097 { +00098 <font class="comment">// if VBHard possible, and if vbHardDeleted but space needed, reallocate.</font> +00099 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_3">_VBHardOk</a> && <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>==NULL && <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>>0 ) +00100 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_1">allocateVertexBuffer</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>); +00101 } +00102 +00103 } +00104 +00105 +00106 <font class="comment">// ***************************************************************************</font> +<a name="l00107"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#a3">00107</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::clear() +00108 { +00109 <font class="comment">// clear list.</font> +00110 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.clear(); +00111 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>= 0; +00112 +00113 <font class="comment">// delete the VB.</font> +00114 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_0">deleteVertexBuffer</a>(); +00115 +00116 <font class="comment">// delete vertex Program, if any</font> +00117 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_1">deleteVertexProgram</a>(); +00118 +00119 <font class="comment">// clear other states.</font> +00120 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o1">_ReallocationOccur</a>= <font class="keyword">false</font>; +00121 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>= NULL; +00122 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_3">_VBHardOk</a>= <font class="keyword">false</font>; +00123 } +00124 +00125 +00126 +00127 <font class="comment">// ***************************************************************************</font> +<a name="l00128"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z492_1">00128</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::resetReallocation() +00129 { +00130 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o1">_ReallocationOccur</a>= <font class="keyword">false</font>; +00131 } +00132 +00133 +00134 +00135 <font class="comment">// ***************************************************************************</font> +00136 <font class="comment">// ***************************************************************************</font> +00137 <font class="comment">// allocation.</font> +00138 <font class="comment">// ***************************************************************************</font> +00139 <font class="comment">// ***************************************************************************</font> +00140 +00141 +00142 +00143 <font class="comment">// ***************************************************************************</font> +<a name="l00144"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z492_2">00144</a> <a class="code" href="types__nl_8h.html#a14">uint</a> CLandscapeVBAllocator::allocateVertex() +00145 { +00146 <font class="comment">// if no more free, allocate.</font> +00147 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.size()==0 ) +00148 { +00149 <font class="comment">// enlarge capacity.</font> +00150 <a class="code" href="types__nl_8h.html#a14">uint</a> newResize; +00151 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>==0) +00152 newResize= <a class="code" href="landscapevb__allocator_8cpp.html#a1">NL3D_LANDSCAPE_VERTEX_ALLOCATE_START</a>; +00153 <font class="keywordflow">else</font> +00154 newResize= <a class="code" href="landscapevb__allocator_8cpp.html#a0">NL3D_LANDSCAPE_VERTEX_ALLOCATE_SECURITY</a>; +00155 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>+= newResize; +00156 <font class="comment">// re-allocate VB.</font> +00157 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_1">allocateVertexBuffer</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>); +00158 <font class="comment">// resize infos on vertices.</font> +00159 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o3">_VertexInfos</a>.resize(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>); +00160 +00161 <font class="comment">// Fill list of free elements.</font> +00162 <font class="keywordflow">for</font>(<a class="code" href="types__nl_8h.html#a14">uint</a> i=0;i<newResize;i++) +00163 { +00164 <font class="comment">// create a new entry which points to this vertex.</font> +00165 <font class="comment">// the list is made so allocation is in growing order.</font> +00166 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.push_back( <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a> - (i+1) ); +00167 +00168 <font class="comment">// Mark as free the new vertices. (Debug).</font> +00169 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o3">_VertexInfos</a>[<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a> - (i+1)].Free= <font class="keyword">true</font>; +00170 } +00171 } +00172 +00173 <font class="comment">// get a vertex (pop_back).</font> +00174 <a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a234">id</a>= <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.back(); +00175 <font class="comment">// delete this vertex free entry.</font> +00176 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.pop_back(); +00177 +00178 <font class="comment">// check and Mark as not free the vertex. (Debug).</font> +00179 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a234">id</a><<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>); +00180 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o3">_VertexInfos</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a234">id</a>].Free); +00181 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o3">_VertexInfos</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a234">id</a>].Free= <font class="keyword">false</font>; +00182 +00183 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a234">id</a>; +00184 } +00185 +00186 <font class="comment">// ***************************************************************************</font> +<a name="l00187"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z492_3">00187</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::deleteVertex(<a class="code" href="types__nl_8h.html#a14">uint</a> vid) +00188 { +00189 <font class="comment">// check and Mark as free the vertex. (Debug).</font> +00190 <a class="code" href="debug_8h.html#a6">nlassert</a>(vid<<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o4">_NumVerticesAllocated</a>); +00191 <a class="code" href="debug_8h.html#a6">nlassert</a>(!<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o3">_VertexInfos</a>[vid].Free); +00192 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o3">_VertexInfos</a>[vid].Free= <font class="keyword">true</font>; +00193 +00194 <font class="comment">// Add this vertex to the free list.</font> +00195 <font class="comment">// create a new entry which points to this vertex.</font> +00196 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o2">_VertexFreeMemory</a>.push_back( vid ); +00197 } +00198 +00199 +00200 <font class="comment">// ***************************************************************************</font> +<a name="l00201"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_0">00201</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::lockBuffer(CFarVertexBufferInfo &farVB) +00202 { +00203 <a class="code" href="debug_8h.html#a6">nlassert</a>( <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s0">Far0</a> || <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s1">Far1</a> ); +00204 <font class="comment">// force unlock</font> +00205 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_2">unlockBuffer</a>(); +00206 +00207 <font class="keywordflow">if</font>(_VBHard) +00208 { +00209 <font class="keywordtype">void</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>= <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>->lock(); +00210 farVB.setupVertexBufferHard(*<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>, <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]!=NULL ); +00211 } +00212 <font class="keywordflow">else</font> +00213 { +00214 farVB.setupVertexBuffer(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>, <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]!=NULL ); +00215 } +00216 +00217 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_6">_BufferLocked</a>= <font class="keyword">true</font>; +00218 } +00219 <font class="comment">// ***************************************************************************</font> +<a name="l00220"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_1">00220</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::lockBuffer(CNearVertexBufferInfo &tileVB) +00221 { +00222 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s2">Tile</a>); +00223 <font class="comment">// force unlock</font> +00224 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_2">unlockBuffer</a>(); +00225 +00226 <font class="keywordflow">if</font>(_VBHard) +00227 { +00228 <font class="keywordtype">void</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>= <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>->lock(); +00229 tileVB.setupVertexBufferHard(*<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>, <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]!=NULL ); +00230 } +00231 <font class="keywordflow">else</font> +00232 { +00233 tileVB.setupVertexBuffer(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>, <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]!=NULL ); +00234 } +00235 +00236 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_6">_BufferLocked</a>= <font class="keyword">true</font>; +00237 } +00238 <font class="comment">// ***************************************************************************</font> +<a name="l00239"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_2">00239</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::unlockBuffer() +00240 { +00241 <font class="keywordflow">if</font>(_BufferLocked) +00242 { +00243 <font class="keywordflow">if</font>(_VBHard) +00244 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>->unlock(); +00245 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_6">_BufferLocked</a>= <font class="keyword">false</font>; +00246 } +00247 } +00248 +00249 +00250 <font class="comment">// ***************************************************************************</font> +00251 <font class="comment">// ***************************************************************************</font> +00252 <font class="comment">// VertexBuffer mgt.</font> +00253 <font class="comment">// ***************************************************************************</font> +00254 <font class="comment">// ***************************************************************************</font> +00255 +00256 +00257 <font class="comment">// ***************************************************************************</font> +<a name="l00258"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_4">00258</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::activate(<a class="code" href="types__nl_8h.html#a14">uint</a> vpId) +00259 { +00260 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>); +00261 <a class="code" href="debug_8h.html#a6">nlassert</a>(!<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_6">_BufferLocked</a>); +00262 +00263 <font class="comment">// If enabled, activate Vertex program first.</font> +00264 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[vpId]) +00265 { +00266 <font class="comment">//nlinfo("\nSTARTVP\n%s\nENDVP\n", _VertexProgram[vpId]->getProgram().c_str());</font> +00267 <a class="code" href="debug_8h.html#a9">nlverify</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->activeVertexProgram(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[vpId])); +00268 } +00269 +00270 <font class="comment">// Activate VB.</font> +00271 <font class="keywordflow">if</font>(_VBHard) +00272 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->activeVertexBufferHard(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>); +00273 <font class="keywordflow">else</font> +00274 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->activeVertexBuffer(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>); +00275 } +00276 +00277 +00278 <font class="comment">// ***************************************************************************</font> +<a name="l00279"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_0">00279</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::deleteVertexBuffer() +00280 { +00281 <font class="comment">// must unlock VBhard before.</font> +00282 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_2">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_1CLandscapeVBAllocator.html#z494_5">_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_1CLandscapeVBAllocator.html#z494_2">_Driver</a>!=NULL); +00289 +00290 <font class="comment">// delete it from driver.</font> +00291 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->deleteVertexBufferHard(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>); +00292 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>= NULL; +00293 } +00294 +00295 <font class="comment">// delete the soft one.</font> +00296 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.deleteAllVertices(); +00297 } +00298 +00299 +00300 <font class="comment">// ***************************************************************************</font> +<a name="l00301"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_1">00301</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::allocateVertexBuffer(<a class="code" href="types__nl_8h.html#a10">uint32</a> 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_1CLandscapeVBAllocator.html#z494_2">_Driver</a>); +00305 +00306 <font class="comment">// allocate() =>_ReallocationOccur= true;</font> +00307 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o1">_ReallocationOccur</a>= <font class="keyword">true</font>; +00308 <font class="comment">// must unlock VBhard before.</font> +00309 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z493_2">unlockBuffer</a>(); +00310 +00311 <font class="comment">// trye to allocate a vbufferhard if possible.</font> +00312 <font class="keywordflow">if</font>( _VBHardOk ) +00313 { +00314 <font class="comment">// delete possible old _VBHard.</font> +00315 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>!=NULL) +00316 { +00317 <font class="comment">// VertexBufferHard lifetime < Driver lifetime.</font> +00318 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>!=NULL); +00319 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->deleteVertexBufferHard(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>); +00320 } +00321 +00322 <font class="comment">// try to create new one, in AGP Ram</font> +00323 <font class="comment">// If too many vertices wanted, abort VBHard.</font> +00324 <font class="keywordflow">if</font>(numVertices <= <a class="code" href="landscapevb__allocator_8cpp.html#a3">NL3D_VERTEX_MAX_VERTEX_VBHARD</a>) +00325 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>= <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_2">_Driver</a>->createVertexBufferHard(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.getVertexFormat(), <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.getValueTypePointer(), numVertices, IDriver::VBHardAGP); +00326 <font class="keywordflow">else</font> +00327 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>= NULL; +00328 +00329 <font class="comment">// If KO, never try again.</font> +00330 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_5">_VBHard</a>==NULL) +00331 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_3">_VBHardOk</a>= <font class="keyword">false</font>; +00332 } +00333 +00334 <font class="comment">// else, or if last fails, allocate a standard VB.</font> +00335 <font class="keywordflow">if</font>(!<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_3">_VBHardOk</a>) +00336 { +00337 <font class="comment">// This always works.</font> +00338 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.setNumVertices(numVertices); +00339 } +00340 +00341 +00342 <font class="comment">//nlinfo("Alloc a LandVB %s of %d vertices in %s", _Type==Far0?"Far0":(_Type==Far1?"Far1":"Tile"), numVertices, _VBHardOk?"VBHard":"VBSoft");</font> +00343 } +00344 +00345 +00346 <font class="comment">// ***************************************************************************</font> +00347 <font class="comment">// ***************************************************************************</font> +00348 <font class="comment">// Vertex Program.</font> +00349 <font class="comment">// ***************************************************************************</font> +00350 <font class="comment">// ***************************************************************************</font> +00351 +00352 +00353 <font class="comment">// ***************************************************************************</font> +00354 <font class="comment">/*</font> +00355 <font class="comment"> Common Part. Inputs and constants.</font> +00356 <font class="comment"></font> +00357 <font class="comment"> Inputs</font> +00358 <font class="comment"> --------</font> +00359 <font class="comment"> Standard:</font> +00360 <font class="comment"> v[0] == StartPos. Hence, It is the SplitPoint of the father face.</font> +00361 <font class="comment"> v[8] == Tex0 (xy) </font> +00362 <font class="comment"> v[9] == Tex1 (xy) (different meanings for Far and Tile).</font> +00363 <font class="comment"> v[13] == Tex2 (xy) (just for Tile mode).</font> +00364 <font class="comment"></font> +00365 <font class="comment"> Geomorph:</font> +00366 <font class="comment"> v[10] == { GeomFactor, MaxNearLimit }</font> +00367 <font class="comment"> * where GeomFactor == max(SizeFaceA, SizeFaceB) * OORefineThreshold.</font> +00368 <font class="comment"> It's means vertices are re-computed when the RefineThreshold setup change.</font> +00369 <font class="comment"></font> +00370 <font class="comment"> * MaxNearLimit= max(nearLimitFaceA, nearLimitFaceB)</font> +00371 <font class="comment"></font> +00372 <font class="comment"> v[11].xyz == EndPos-StartPos</font> +00373 <font class="comment"></font> +00374 <font class="comment"> Alpha: NB: Since only usefull for Far1, v[12] is not in the VB for Far0 and Tile VertexBuffer.</font> +00375 <font class="comment"> v[12] == { TransitionSqrMin, OOTransitionSqrDelta}</font> +00376 <font class="comment"> * TransitionSqrMin, OOTransitionSqrDelta : Alpha transition, see preRender().</font> +00377 <font class="comment"> There is only 3 values possibles. It depends on Far1 type. Changed in preRender()</font> +00378 <font class="comment"></font> +00379 <font class="comment"></font> +00380 <font class="comment"> Constant:</font> +00381 <font class="comment"> --------</font> +00382 <font class="comment"> Setuped at beginning of CLandscape::render()</font> +00383 <font class="comment"> c[0..3]= ModelViewProjection Matrix.</font> +00384 <font class="comment"> c[4]= {0, 1, 0.5, 0}</font> +00385 <font class="comment"> c[5]= RefineCenter</font> +00386 <font class="comment"> c[6]= {TileDistFarSqr, OOTileDistDeltaSqr, *, *}</font> +00387 <font class="comment"> c[7]= ???</font> +00388 <font class="comment"> c[8..11]= ModelView Matrix (for Fog).</font> +00389 <font class="comment"> c[12]= PZBModelPosition: landscape center / delta Position to apply before multipliying by mviewMatrix</font> +00390 <font class="comment"></font> +00391 <font class="comment"></font> +00392 <font class="comment"> Fog Note:</font> +00393 <font class="comment"> -----------</font> +00394 <font class="comment"> Fog is computed on geomorphed position R1.</font> +00395 <font class="comment"> R1.w==1, and suppose that ModelViewMatrix has no Projection Part.</font> +00396 <font class="comment"> Then Homogenous-coordinate == Non-Homogenous-coordinate.</font> +00397 <font class="comment"> Hence we need only (ModelView*R1).z to get the FogC value.</font> +00398 <font class="comment"> => computed in just on instruction.</font> +00399 <font class="comment">*/</font> +00400 +00401 +00402 <font class="comment">// ***********************</font> +00403 <font class="comment">/*</font> +00404 <font class="comment"> Common start of the program for Far0, Far1 and Tile mode.</font> +00405 <font class="comment"> It compute the good Geomorphed position.</font> +00406 <font class="comment"> At the end of this program, nothing is written in the output register, and we have in the Temp Registers:</font> +00407 <font class="comment"></font> +00408 <font class="comment"> - R0= scratch</font> +00409 <font class="comment"> - R1= CurrentPos geomorphed</font> +00410 <font class="comment"> - R2.x= sqrDist= (startPos - RefineCenter).sqrnorm(). Usefull for alpha computing.</font> +00411 <font class="comment"></font> +00412 <font class="comment">Pgr Len= 18.</font> +00413 <font class="comment">NB: 9 ope for normal errorMetric, and 9 ope for smoothing with TileNear.</font> +00414 <font class="comment"></font> +00415 <font class="comment"> The C code for this Program is: (v[] means data is a vertex input, c[] means it is a constant)</font> +00416 <font class="comment"> {</font> +00417 <font class="comment"> // Compute Basic ErrorMetric.</font> +00418 <font class="comment"> sqrDist= (v[StartPos] - c[RefineCenter]).sqrnorm()</font> +00419 <font class="comment"> ErrorMetric= v[GeomFactor] / sqrDist</font> +00420 <font class="comment"></font> +00421 <font class="comment"> // Compute ErrorMetric modified by TileNear transition.</font> +00422 <font class="comment"> f= (c[TileDistFarSqr] - sqrDist) * c[OOTileDistDeltaSqr]</font> +00423 <font class="comment"> clamp(f, 0, 1);</font> +00424 <font class="comment"> // ^4 gives better smooth result</font> +00425 <font class="comment"> f= sqr(f); f= sqr(f);</font> +00426 <font class="comment"> // interpolate the errorMetric</font> +00427 <font class="comment"> ErrorMetricModified= v[MaxNearLimit]*f + ErrorMetric*(1-f);</font> +00428 <font class="comment"></font> +00429 <font class="comment"> // Take the max errorMetric.</font> +00430 <font class="comment"> ErrorMetric= max(ErrorMetric, ErrorMetricModified);</font> +00431 <font class="comment"></font> +00432 <font class="comment"> // Interpolate StartPos to EndPos, between 1 and 2.</font> +00433 <font class="comment"> f= ErrorMetric - 1;</font> +00434 <font class="comment"> clamp(f, 0, 1);</font> +00435 <font class="comment"> R1= f * v[EndPos-StartPos] + StartPos;</font> +00436 <font class="comment"> }</font> +00437 <font class="comment"></font> +00438 <font class="comment">*/</font> +00439 <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="namespaceNL3D.html#a87">NL3D_LandscapeCommonStartProgram</a>= +00440 <font class="stringliteral">"!!VP1.0 \n\</font> +00441 <font class="stringliteral"> # compute Basic geomorph into R0.x \n\</font> +00442 <font class="stringliteral"> ADD R0, v[0], -c[5]; # R0 = startPos - RefineCenter \n\</font> +00443 <font class="stringliteral"> DP3 R2.x, R0, R0; # R2.x= sqrDist= (startPos - RefineCenter).sqrnorm()\n\</font> +00444 <font class="stringliteral"> RCP R0.x, R2.x; # R0.x= 1 / sqrDist \n\</font> +00445 <font class="stringliteral"> MUL R0.x, v[10].x, R0.x; # R0.x= ErrorMetric= GeomFactor / sqrDist \n\</font> +00446 <font class="stringliteral"> \n\</font> +00447 <font class="stringliteral"> # compute Transition Factor To TileNear Geomorph, into R0.z \n\</font> +00448 <font class="stringliteral"> ADD R0.z, c[6].x, -R2.x; # R0.z= TileDistFarSqr - sqrDist \n\</font> +00449 <font class="stringliteral"> MUL R0.z, R0.z, c[6].y; # R0.z= f= (TileDistFarSqr - sqrDist ) * OOTileDistDeltaSqr \n\</font> +00450 <font class="stringliteral"> MAX R0.z, R0.z, c[4].x; \n\</font> +00451 <font class="stringliteral"> MIN R0.z, R0.z, c[4].y; # R0.z= f= clamp(f, 0, 1); \n\</font> +00452 <font class="stringliteral"> MUL R0.z, R0.z, R0.z; \n\</font> +00453 <font class="stringliteral"> MUL R0.z, R0.z, R0.z; # R0.z= finalFactor= f^4 \n\</font> +00454 <font class="stringliteral"> \n\</font> +00455 <font class="stringliteral"> # Apply the transition factor to the ErrorMetric => R0.w= ErrorMetricModified. \n\</font> +00456 <font class="stringliteral"> ADD R0.w, v[10].y, -R0.x; # R0.w= maxNearLimit - ErrorMetric \n\</font> +00457 <font class="stringliteral"> MAD R0.w, R0.z, R0.w, R0.x; # R0.w= finalFactor * (maxNearLimit - ErrorMetric) + ErrorMetric \n\</font> +00458 <font class="stringliteral"> \n\</font> +00459 <font class="stringliteral"> # R0.w may be < R0.x; (when the point is very near). Must take the bigger errorMetric. \n\</font> +00460 <font class="stringliteral"> MAX R0.x, R0.x, R0.w; # R0.x= ErrorMetric Max \n\</font> +00461 <font class="stringliteral"> \n\</font> +00462 <font class="stringliteral"> # apply geomorph into R1 \n\</font> +00463 <font class="stringliteral"> ADD R0.x, R0.x, -c[4].y; # R0.x= ErrorMetric Max - 1 \n\</font> +00464 <font class="stringliteral"> MAX R0.x, R0.x, c[4].x; \n\</font> +00465 <font class="stringliteral"> MIN R0.x, R0.x, c[4].y; # R0.x= geomBlend= clamp(R0.x, 0, 1); \n\</font> +00466 <font class="stringliteral"> \n\</font> +00467 <font class="stringliteral"> # NB: Can't use MAD R1.xyz, v[11], R0.x, v[0], because can't acces 2 inputs in one op. \n\</font> +00468 <font class="stringliteral"> # Hence, can use a MAD to Sub the Landscape Center _PZBModelPosition \n\</font> +00469 <font class="stringliteral"> MAD R1.xyz, v[11], R0.x, -c[12]; \n\</font> +00470 <font class="stringliteral"> # trick here: since R1.w= 0, and v[0].w= 1, final R1.w==1. \n\</font> +00471 <font class="stringliteral"> ADD R1, R1, v[0]; # R1= geomBlend * (EndPos-StartPos) + StartPos \n\</font> +00472 <font class="stringliteral">"</font>; +00473 +00474 +00475 <font class="comment">// ***********************</font> +00476 <font class="comment">// Test Speed.</font> +00477 <font class="comment">/*"!!VP1.0 \n\</font> +00478 <font class="comment"> # compute Basic geomorph into R0.x \n\</font> +00479 <font class="comment"> ADD R0, v[0], -c[5]; # R0 = startPos - RefineCenter \n\</font> +00480 <font class="comment"> DP3 R2.x, R0, R0; # R2.x= sqrDist= (startPos - RefineCenter).sqrnorm()\n\</font> +00481 <font class="comment"> MOV R1, v[0]; # R1= geomBlend * (EndPos-StartPos) + StartPos \n\</font> +00482 <font class="comment">";</font> +00483 <font class="comment">*/</font> +00484 <font class="keyword">const</font> string <a class="code" href="namespaceNL3D.html#a88">NL3D_LandscapeTestSpeedProgram</a>= +00485 <font class="stringliteral">" MOV R1, R1; \n MOV R1, R1; \n MOV R1, R1; \n MOV R1, R1; \n MOV R1, R1; \n\</font> +00486 <font class="stringliteral"> MOV R1, R1; \n MOV R1, R1; \n MOV R1, R1; \n MOV R1, R1; \n MOV R1, R1; \n\</font> +00487 <font class="stringliteral">"</font>; +00488 +00489 +00490 <font class="comment">// ***********************</font> +00491 <font class="comment">/*</font> +00492 <font class="comment"> Far0:</font> +00493 <font class="comment"> just project, copy uv0 and uv1</font> +00494 <font class="comment"> NB: leave o[COL0] undefined because the material don't care diffuse RGBA here</font> +00495 <font class="comment">*/</font> +00496 <font class="comment">// ***********************</font> +00497 <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="namespaceNL3D.html#a89">NL3D_LandscapeFar0EndProgram</a>= +00498 <font class="stringliteral">" # compute in Projection space \n\</font> +00499 <font class="stringliteral"> DP4 o[HPOS].x, c[0], R1; \n\</font> +00500 <font class="stringliteral"> DP4 o[HPOS].y, c[1], R1; \n\</font> +00501 <font class="stringliteral"> DP4 o[HPOS].z, c[2], R1; \n\</font> +00502 <font class="stringliteral"> DP4 o[HPOS].w, c[3], R1; \n\</font> +00503 <font class="stringliteral"> MOV o[TEX0].xy, v[8]; \n\</font> +00504 <font class="stringliteral"> MOV o[TEX1].xy, v[9]; \n\</font> +00505 <font class="stringliteral"> DP4 o[FOGC].x, c[10], -R1; # fogc>0 => fogc= - (ModelView*R1).z \n\</font> +00506 <font class="stringliteral"> END \n\</font> +00507 <font class="stringliteral">"</font>; +00508 +00509 +00510 <font class="comment">// ***********************</font> +00511 <font class="comment">/*</font> +00512 <font class="comment"> Far1:</font> +00513 <font class="comment"> Compute Alpha transition.</font> +00514 <font class="comment"> Project, copy uv0 and uv1, </font> +00515 <font class="comment"> NB: leave o[COL0] RGB undefined because the material don't care diffuse RGB</font> +00516 <font class="comment">*/</font> +00517 <font class="comment">// ***********************</font> +00518 <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="namespaceNL3D.html#a90">NL3D_LandscapeFar1EndProgram</a>= +00519 <font class="stringliteral">" # compute Alpha Transition \n\</font> +00520 <font class="stringliteral"> ADD R0.x, R2.x, -v[12].x; # R0.x= sqrDist-TransitionSqrMin \n\</font> +00521 <font class="stringliteral"> MUL R0.x, R0.x, v[12].y; # R0.x= (sqrDist-TransitionSqrMin) * OOTransitionSqrDelta \n\</font> +00522 <font class="stringliteral"> MAX R0.x, R0.x, c[4].x; \n\</font> +00523 <font class="stringliteral"> MIN o[COL0].w, R0.x, c[4].y; # col.A= clamp(R0.x, 0, 1); \n\</font> +00524 <font class="stringliteral"> \n\</font> +00525 <font class="stringliteral"> # compute in Projection space \n\</font> +00526 <font class="stringliteral"> DP4 o[HPOS].x, c[0], R1; \n\</font> +00527 <font class="stringliteral"> DP4 o[HPOS].y, c[1], R1; \n\</font> +00528 <font class="stringliteral"> DP4 o[HPOS].z, c[2], R1; \n\</font> +00529 <font class="stringliteral"> DP4 o[HPOS].w, c[3], R1; \n\</font> +00530 <font class="stringliteral"> MOV o[TEX0].xy, v[8]; \n\</font> +00531 <font class="stringliteral"> MOV o[TEX1].xy, v[9]; \n\</font> +00532 <font class="stringliteral"> DP4 o[FOGC].x, c[10], -R1; # fogc>0 => fogc= - (ModelView*R1).z \n\</font> +00533 <font class="stringliteral"> END \n\</font> +00534 <font class="stringliteral">"</font>; +00535 +00536 +00537 <font class="comment">// ***********************</font> +00538 <font class="comment">/*</font> +00539 <font class="comment"> Tile:</font> +00540 <font class="comment"> just project, copy uv0, uv1.</font> +00541 <font class="comment"> NB: leave o[COL0] undefined because the material don't care diffuse RGBA here</font> +00542 <font class="comment">*/</font> +00543 <font class="comment">// ***********************</font> +00544 <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="namespaceNL3D.html#a91">NL3D_LandscapeTileEndProgram</a>= +00545 <font class="stringliteral">" # compute in Projection space \n\</font> +00546 <font class="stringliteral"> DP4 o[HPOS].x, c[0], R1; \n\</font> +00547 <font class="stringliteral"> DP4 o[HPOS].y, c[1], R1; \n\</font> +00548 <font class="stringliteral"> DP4 o[HPOS].z, c[2], R1; \n\</font> +00549 <font class="stringliteral"> DP4 o[HPOS].w, c[3], R1; \n\</font> +00550 <font class="stringliteral"> MOV o[TEX0].xy, v[8]; \n\</font> +00551 <font class="stringliteral"> MOV o[TEX1].xy, v[9]; \n\</font> +00552 <font class="stringliteral"> DP4 o[FOGC].x, c[10], -R1; # fogc>0 => fogc= - (ModelView*R1).z \n\</font> +00553 <font class="stringliteral"> END \n\</font> +00554 <font class="stringliteral">"</font>; +00555 +00557 <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="namespaceNL3D.html#a92">NL3D_LandscapeTileLightMapEndProgram</a>= +00558 <font class="stringliteral">" # compute in Projection space \n\</font> +00559 <font class="stringliteral"> DP4 o[HPOS].x, c[0], R1; \n\</font> +00560 <font class="stringliteral"> DP4 o[HPOS].y, c[1], R1; \n\</font> +00561 <font class="stringliteral"> DP4 o[HPOS].z, c[2], R1; \n\</font> +00562 <font class="stringliteral"> DP4 o[HPOS].w, c[3], R1; \n\</font> +00563 <font class="stringliteral"> MOV o[TEX0].xy, v[13]; \n\</font> +00564 <font class="stringliteral"> MOV o[TEX1].xy, v[9]; \n\</font> +00565 <font class="stringliteral"> DP4 o[FOGC].x, c[10], -R1; # fogc>0 => fogc= - (ModelView*R1).z \n\</font> +00566 <font class="stringliteral"> END \n\</font> +00567 <font class="stringliteral">"</font>; +00568 +00569 +00570 <font class="comment">// ***************************************************************************</font> +<a name="l00571"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_1">00571</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::deleteVertexProgram() +00572 { +00573 <font class="keywordflow">for</font>(<a class="code" href="types__nl_8h.html#a14">uint</a> i=0;i<<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_0u0">MaxVertexProgram</a>;i++) +00574 { +00575 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[i]) +00576 { +00577 <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[i]; +00578 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[i]= NULL; +00579 } +00580 } +00581 } +00582 +00583 +00584 <font class="comment">// ***************************************************************************</font> +<a name="l00585"></a><a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_2">00585</a> <font class="keywordtype">void</font> CLandscapeVBAllocator::setupVBFormatAndVertexProgram(<font class="keywordtype">bool</font> withVertexProgram) +00586 { +00587 <font class="comment">// If not vertexProgram mode</font> +00588 <font class="keywordflow">if</font>(!withVertexProgram) +00589 { +00590 <font class="comment">// setup normal VB format.</font> +00591 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s0">Far0</a>) +00592 <font class="comment">// v3f/t2f0/t2f1</font> +00593 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.setVertexFormat(CVertexBuffer::PositionFlag | CVertexBuffer::TexCoord0Flag | CVertexBuffer::TexCoord1Flag); +00594 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s1">Far1</a>) +00595 <font class="comment">// v3f/t2f/t2f1/c4ub</font> +00596 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.setVertexFormat(CVertexBuffer::PositionFlag | CVertexBuffer::TexCoord0Flag | CVertexBuffer::TexCoord1Flag | CVertexBuffer::PrimaryColorFlag ); +00597 <font class="keywordflow">else</font> +00598 <font class="comment">// v3f/t2f0/t2f1/t2f2</font> +00599 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.setVertexFormat(CVertexBuffer::PositionFlag | CVertexBuffer::TexCoord0Flag | CVertexBuffer::TexCoord1Flag | CVertexBuffer::TexCoord2Flag); +00600 } +00601 <font class="keywordflow">else</font> +00602 { +00603 <font class="comment">// Else Setup our Vertex Program, and good VBuffers, according to _Type.</font> +00604 +00605 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s0">Far0</a>) +00606 { +00607 <font class="comment">// Build the Vertex Format.</font> +00608 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.clearValueEx(); +00609 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a0">NL3D_LANDSCAPE_VPPOS_STARTPOS</a>, CVertexBuffer::Float3); <font class="comment">// v[0]= StartPos.</font> +00610 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a1">NL3D_LANDSCAPE_VPPOS_TEX0</a>, CVertexBuffer::Float2); <font class="comment">// v[8]= Tex0.</font> +00611 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a2">NL3D_LANDSCAPE_VPPOS_TEX1</a>, CVertexBuffer::Float2); <font class="comment">// v[9]= Tex1.</font> +00612 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a4">NL3D_LANDSCAPE_VPPOS_GEOMINFO</a>, CVertexBuffer::Float2); <font class="comment">// v[10]= GeomInfos.</font> +00613 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a5">NL3D_LANDSCAPE_VPPOS_DELTAPOS</a>, CVertexBuffer::Float3); <font class="comment">// v[11]= EndPos-StartPos.</font> +00614 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.initEx(); +00615 +00616 <font class="comment">// Init the Vertex Program.</font> +00617 string vpgram= string(<a class="code" href="namespaceNL3D.html#a87">NL3D_LandscapeCommonStartProgram</a>) + +00618 string(<a class="code" href="namespaceNL3D.html#a89">NL3D_LandscapeFar0EndProgram</a>); +00619 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]= <font class="keyword">new</font> CVertexProgram(vpgram.c_str()); +00620 } +00621 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#o0">_Type</a>==<a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#s3s1">Far1</a>) +00622 { +00623 <font class="comment">// Build the Vertex Format.</font> +00624 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.clearValueEx(); +00625 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a0">NL3D_LANDSCAPE_VPPOS_STARTPOS</a>, CVertexBuffer::Float3); <font class="comment">// v[0]= StartPos.</font> +00626 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a1">NL3D_LANDSCAPE_VPPOS_TEX0</a>, CVertexBuffer::Float2); <font class="comment">// v[8]= Tex0.</font> +00627 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a2">NL3D_LANDSCAPE_VPPOS_TEX1</a>, CVertexBuffer::Float2); <font class="comment">// v[9]= Tex1.</font> +00628 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a4">NL3D_LANDSCAPE_VPPOS_GEOMINFO</a>, CVertexBuffer::Float2); <font class="comment">// v[10]= GeomInfos.</font> +00629 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a5">NL3D_LANDSCAPE_VPPOS_DELTAPOS</a>, CVertexBuffer::Float3); <font class="comment">// v[11]= EndPos-StartPos.</font> +00630 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a6">NL3D_LANDSCAPE_VPPOS_ALPHAINFO</a>, CVertexBuffer::Float2); <font class="comment">// v[12]= AlphaInfos.</font> +00631 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.initEx(); +00632 +00633 <font class="comment">// Init the Vertex Program.</font> +00634 string vpgram= string(<a class="code" href="namespaceNL3D.html#a87">NL3D_LandscapeCommonStartProgram</a>) + +00635 string(<a class="code" href="namespaceNL3D.html#a90">NL3D_LandscapeFar1EndProgram</a>); +00636 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]= <font class="keyword">new</font> CVertexProgram(vpgram.c_str()); +00637 } +00638 <font class="keywordflow">else</font> +00639 { +00640 <font class="comment">// Build the Vertex Format.</font> +00641 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.clearValueEx(); +00642 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a0">NL3D_LANDSCAPE_VPPOS_STARTPOS</a>, CVertexBuffer::Float3); <font class="comment">// v[0]= StartPos.</font> +00643 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a1">NL3D_LANDSCAPE_VPPOS_TEX0</a>, CVertexBuffer::Float2); <font class="comment">// v[8]= Tex0.</font> +00644 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a2">NL3D_LANDSCAPE_VPPOS_TEX1</a>, CVertexBuffer::Float2); <font class="comment">// v[9]= Tex1.</font> +00645 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a3">NL3D_LANDSCAPE_VPPOS_TEX2</a>, CVertexBuffer::Float2); <font class="comment">// v[13]= Tex2.</font> +00646 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a4">NL3D_LANDSCAPE_VPPOS_GEOMINFO</a>, CVertexBuffer::Float2); <font class="comment">// v[10]= GeomInfos.</font> +00647 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.addValueEx(<a class="code" href="landscapevb__allocator_8h.html#a5">NL3D_LANDSCAPE_VPPOS_DELTAPOS</a>, CVertexBuffer::Float3); <font class="comment">// v[11]= EndPos-StartPos.</font> +00648 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z494_4">_VB</a>.initEx(); +00649 +00650 <font class="comment">// Init the Vertex Program.</font> +00651 string vpgram= string(<a class="code" href="namespaceNL3D.html#a87">NL3D_LandscapeCommonStartProgram</a>) + +00652 string(<a class="code" href="namespaceNL3D.html#a91">NL3D_LandscapeTileEndProgram</a>); +00653 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[0]= <font class="keyword">new</font> CVertexProgram(vpgram.c_str()); +00654 +00655 <font class="comment">// Init the Vertex Program for lightmap pass</font> +00656 vpgram= string(<a class="code" href="namespaceNL3D.html#a87">NL3D_LandscapeCommonStartProgram</a>) + +00657 string(<a class="code" href="namespaceNL3D.html#a92">NL3D_LandscapeTileLightMapEndProgram</a>); +00658 <a class="code" href="classNL3D_1_1CLandscapeVBAllocator.html#z495_3">_VertexProgram</a>[1]= <font class="keyword">new</font> CVertexProgram(vpgram.c_str()); +00659 } +00660 } +00661 +00662 } +00663 +00664 +00665 +00666 +00667 } <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> |