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<hr><h1>texture_far.cpp</h1><a href="texture__far_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000 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="texture__far_8h.html">3d/texture_far.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="tile__far__bank_8h.html">3d/tile_far_bank.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="patch_8h.html">3d/patch.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="tile__color_8h.html">3d/tile_color.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="src_23d_2zone_8h.html">3d/zone.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="landscape_8h.html">3d/landscape.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="system__info_8h.html">nel/misc/system_info.h</a>"</font>
00035
00036
00037 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00038 <font class="keyword">using</font> <font class="keyword">namespace </font>NL3D;
00039
00040 <font class="keyword">namespace </font>NL3D {
00041
<a name="l00042"></a><a class="code" href="classNL3D_1_1CTextureFar.html#r0">00042</a> CRGBA CTextureFar::_LightmapExpanded[<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>*<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>*<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>*<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>];
<a name="l00043"></a><a class="code" href="classNL3D_1_1CTextureFar.html#r1">00043</a> uint8 CTextureFar::_LumelExpanded[(<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a>+1)*(<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a>+1)];
<a name="l00044"></a><a class="code" href="classNL3D_1_1CTextureFar.html#r2">00044</a> CRGBA CTextureFar::_TileTLIColors[(<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*(<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)];
00045
<a name="l00046"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a0">00046</a> CTextureFar::CTextureFar()
00047 {
00048 <font class="comment">// This texture is releasable. It doesn't stays in standard memory after been uploaded into video memory.</font>
00049 <a class="code" href="classNL3D_1_1ITexture.html#a3">setReleasable</a> (<font class="keyword">true</font>);
00050
00051 <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>= <font class="keyword">this</font>;
00052 <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>= <font class="keyword">this</font>;
00053 }
00054
<a name="l00055"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a1">00055</a> CTextureFar::~CTextureFar()
00056 {
00057 <font class="comment">// verify the textureFar is correctly unlinked from any ciruclar list.</font>
00058 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>==<font class="keyword">this</font> && <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>==<font class="keyword">this</font>);
00059 }
00060
00061
<a name="l00062"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a7">00062</a> <font class="keywordtype">void</font> CTextureFar::linkBeforeUL(CTextureFar *textNext)
00063 {
00064 <a class="code" href="debug_8h.html#a6">nlassert</a>(textNext);
00065
00066 <font class="comment">// first, unlink others from me. NB: works even if _ULPrec==_ULNext==this.</font>
00067 <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>->_ULPrec= <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>;
00068 <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>->_ULNext= <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>;
00069 <font class="comment">// link to igNext.</font>
00070 <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>= textNext;
00071 <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>= textNext->_ULPrec;
00072 <font class="comment">// link others to me.</font>
00073 <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>->_ULPrec= <font class="keyword">this</font>;
00074 <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>->_ULNext= <font class="keyword">this</font>;
00075 }
00076
<a name="l00077"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a8">00077</a> <font class="keywordtype">void</font> CTextureFar::unlinkUL()
00078 {
00079 <font class="comment">// first, unlink others from me. NB: works even if _ULPrec==_ULNext==this.</font>
00080 <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>->_ULPrec= <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>;
00081 <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>->_ULNext= <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>;
00082 <font class="comment">// reset</font>
00083 <a class="code" href="classNL3D_1_1CTextureFar.html#o2">_ULPrec</a>= <font class="keyword">this</font>;
00084 <a class="code" href="classNL3D_1_1CTextureFar.html#o3">_ULNext</a>= <font class="keyword">this</font>;
00085 }
00086
00087
<a name="l00088"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a2">00088</a> <font class="keywordtype">void</font> CTextureFar::setSizeOfFarPatch (sint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
00089 {
00090 <font class="comment">// Resizing the bitmap</font>
00091 <a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>=<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>;
00092 <a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>=<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>*<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>;
00093
00094 <font class="comment">// Resize patch array</font>
00095 <a class="code" href="namespaceNLMISC.html#a222">contReset</a> (<a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>);
00096 <a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>.resize (<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>);
00097
00098 <font class="comment">// Init count of patch</font>
00099 <a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a>=0;
00100
00101 <font class="comment">// Init upload format 16 bits</font>
00102 <a class="code" href="classNL3D_1_1ITexture.html#z826_4">setUploadFormat</a>(<a class="code" href="classNL3D_1_1ITexture.html#s29s8">RGB565</a>);
00103
00104 <font class="comment">// Set filter mode. No mipmap!</font>
00105 <a class="code" href="classNL3D_1_1ITexture.html#z826_6">setFilterMode</a> (<a class="code" href="classNL3D_1_1ITexture.html#s30s19">Linear</a>, <a class="code" href="classNL3D_1_1ITexture.html#s31s24">LinearMipMapOff</a>);
00106
00107 <font class="comment">// Wrap</font>
00108 <a class="code" href="classNL3D_1_1ITexture.html#z826_0">setWrapS</a> (<a class="code" href="classNL3D_1_1ITexture.html#s28s1">Clamp</a>);
00109 <a class="code" href="classNL3D_1_1ITexture.html#z826_1">setWrapT</a> (<a class="code" href="classNL3D_1_1ITexture.html#s28s1">Clamp</a>);
00110
00111 <font class="comment">// Init patch array</font>
00112 <font class="keywordflow">for</font> (sint p=0; p<<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>; p++)
00113 {
00114 <font class="comment">// Set patch pointer to NULL</font>
00115 <a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[p].Patch=NULL;
00116 }
00117 }
00118
00119 <font class="comment">// Add a patch in the CTexture Patch. Must not be full! Return true if the texture is full after adding this patch else false.</font>
<a name="l00120"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a3">00120</a> <font class="keywordtype">bool</font> CTextureFar::addPatch (CPatch *pPatch, <font class="keywordtype">float</font>& farUScale, <font class="keywordtype">float</font>& farVScale, <font class="keywordtype">float</font>& farUBias, <font class="keywordtype">float</font>& farVBias, <font class="keywordtype">bool</font>& bRot)
00121 {
00122 <font class="comment">// Check that at least a cell is free</font>
00123 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a><<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>);
00124
00125 <font class="comment">// Look for a free cell</font>
00126 sint p;
00127 <font class="keywordflow">for</font> (p=0; p<<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>; p++)
00128 {
00129 <font class="comment">// Cell is NULL ?</font>
00130 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[p].Patch==NULL)
00131 {
00132 <font class="comment">// Put the patch here and go out.</font>
00133 <a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[p].Patch=pPatch;
00134 <font class="keywordflow">break</font>;
00135 }
00136 }
00137 <font class="comment">// Check that at least a cell is free</font>
00138 <a class="code" href="debug_8h.html#a6">nlassert</a> (p<<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>);
00139
00140 <font class="comment">// Position of the invalide rectangle</font>
00141 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = ((p & <a class="code" href="texture__far_8h.html#a2">NL_NUM_FAR_PATCHES_BY_EDGE_MASK</a>) * <a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>) >> <a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>;
00142 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = ((p >> <a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>) * <a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>) >> <a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>;
00143
00144 <font class="comment">// Invalidate the rectangle</font>
00145 CRect rect (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>, <a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>);
00146 ITexture::touchRect (rect);
00147
00148 <font class="comment">// ** Return some values</font>
00149
00150 <font class="comment">// Rotation flag</font>
00151 bRot = ( pPatch->getOrderS() < pPatch->getOrderT() );
00152
00153 <font class="comment">// Scale is the same for all</font>
00154 farUScale=(float)((<a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)-1)/(float)<a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>;
00155 farVScale=(float)((<a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)-1)/(float)<a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>;
00156
00157 <font class="comment">// UBias is the same for all</font>
00158 farUBias=((float)<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+0.5f)/(float)<a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>;
00159
00160 <font class="comment">// UBias is the same for all</font>
00161 farVBias=((float)<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>+0.5f)/(float)<a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>;
00162
00163 <font class="comment">// One more patch</font>
00164 <a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a>++;
00165
00166 <font class="keywordflow">return</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a> == <a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>);
00167 }
00168
00169 <font class="comment">// Remove a patch in the CTexture Patch</font>
<a name="l00170"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a4">00170</a> <font class="keywordtype">bool</font> CTextureFar::removePatch (CPatch *pPatch)
00171 {
00172 <font class="comment">// Check that at least a cell is used</font>
00173 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a>>0);
00174
00175 <font class="comment">// Look for the patch free cell</font>
00176 sint p;
00177 <font class="keywordflow">for</font> (p=0; p<<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>; p++)
00178 {
00179 <font class="comment">// Is the good cell ?</font>
00180 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[p].Patch==pPatch)
00181 {
00182 <font class="comment">// ok, remove it</font>
00183 <a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[p].Patch=NULL;
00184 <font class="keywordflow">break</font>;
00185 }
00186 }
00187
00188 <font class="comment">// Check it has been found</font>
00189 <a class="code" href="debug_8h.html#a6">nlassert</a> (p<<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>);
00190
00191 <font class="comment">// One patch less</font>
00192 <a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a>--;
00193
00194 <font class="comment">// Return true if it is empty, else return false</font>
00195 <font class="keywordflow">return</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#m1">_PatchCount</a> == 0);
00196 }
00197
<a name="l00198"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a6">00198</a> uint CTextureFar::touchPatch(uint p)
00199 {
00200 <font class="comment">// Check param</font>
00201 <a class="code" href="debug_8h.html#a6">nlassert</a> (p<<a class="code" href="texture__far_8h.html#a3">NL_NUM_FAR_PATCHES_BY_TEXTURE</a>);
00202
00203 <font class="comment">// if there is still a patch here</font>
00204 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[p].Patch!=NULL )
00205 {
00206 <font class="comment">// Position of the invalide rectangle</font>
00207 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = ((p & <a class="code" href="texture__far_8h.html#a2">NL_NUM_FAR_PATCHES_BY_EDGE_MASK</a>) * <a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>) >> <a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>;
00208 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = ((p >> <a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>) * <a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>) >> <a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>;
00209
00210 <font class="comment">// Invalidate the associated rectangle</font>
00211 CRect rect (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>, <a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>);
00212 ITexture::touchRect (rect);
00213
00214 <font class="comment">// return number of pixels touched</font>
00215 <font class="keywordflow">return</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>) * (<a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>);
00216 }
00217 <font class="keywordflow">else</font>
00218 {
00219 <font class="comment">// no touch</font>
00220 <font class="keywordflow">return</font> 0;
00221 }
00222 }
00223
00224 <font class="comment">// Generate the texture. See ITexture::doGenerate().</font>
<a name="l00225"></a><a class="code" href="classNL3D_1_1CTextureFar.html#a5">00225</a> <font class="keywordtype">void</font> CTextureFar::doGenerate ()
00226 {
00227 <font class="comment">// Resize</font>
00228 CBitmap::resize (<a class="code" href="classNL3D_1_1CTextureFar.html#o0">_OriginalWidth</a>, <a class="code" href="classNL3D_1_1CTextureFar.html#o1">_OriginalHeight</a>, <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>);
00229
00230 <font class="comment">// Rectangle invalidate ?</font>
00231 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1ITexture.html#m1">_ListInvalidRect</a>.begin()!=<a class="code" href="classNL3D_1_1ITexture.html#m1">_ListInvalidRect</a>.end())
00232 {
00233 <font class="comment">// Yes, rebuild only those rectangles.</font>
00234
00235 <font class="comment">// For each rectangle to compute</font>
00236 <a class="code" href="classstd_1_1list.html">std::list<NLMISC::CRect></a>::iterator ite=<a class="code" href="classNL3D_1_1ITexture.html#m1">_ListInvalidRect</a>.begin();
00237 <font class="keywordflow">while</font> (ite!=<a class="code" href="classNL3D_1_1ITexture.html#m1">_ListInvalidRect</a>.end())
00238 {
00239 <font class="comment">// Compute rectangle coordinates</font>
00240 sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=(ite->left()<<<a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)/<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00241 sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=(ite->top()<<<a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)/<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
00242
00243 <font class="comment">// X and Y coord should be >0 and not be greater or equal to the number of patch stored on a texture edge.</font>
00244 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>>=0);
00245 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>);
00246 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>>=0);
00247 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>);
00248
00249 <font class="comment">// ReBuild the rectangle. verify first patch still exist.</font>
00250 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<<a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)].Patch)
00251 <a class="code" href="classNL3D_1_1CTextureFar.html#c0">rebuildRectangle</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00252
00253 <font class="comment">// Next rectangle</font>
00254 ite++;
00255 }
00256 }
00257 <font class="keywordflow">else</font>
00258 {
00259 <font class="comment">// no, rebuild all the rectangle</font>
00260 <font class="keywordflow">for</font> (sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
00261 <font class="keywordflow">for</font> (sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
00262 {
00263 <font class="comment">// Rebuild this rectangle</font>
00264 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<<a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)].Patch)
00265 <a class="code" href="classNL3D_1_1CTextureFar.html#c0">rebuildRectangle</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00266 }
00267 }
00268 }
00269
00270
00271 <font class="comment">// Rebuild the rectangle passed with coordinate passed in parameter</font>
<a name="l00272"></a><a class="code" href="classNL3D_1_1CTextureFar.html#c0">00272</a> <font class="keywordtype">void</font> CTextureFar::rebuildRectangle (uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, uint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)
00273 {
00274 <font class="comment">// Patch pointer</font>
00275 CPatch* patch=<a class="code" href="classNL3D_1_1CTextureFar.html#m0">_Patches</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<<a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)].Patch;
00276
00277 <font class="comment">// Check it exists</font>
00278 <a class="code" href="debug_8h.html#a6">nlassert</a> (patch);
00279
00280 <font class="comment">// get the order</font>
00281 uint nS=patch->getOrderS();
00282 uint nT=patch->getOrderT();
00283
00284 <font class="comment">// Check it is a 16 bits texture</font>
00285 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="classNLMISC_1_1CBitmap.html#a5">getPixelFormat</a>()==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>);
00286
00287 <font class="comment">// Check pixels exist</font>
00288 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>().<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()!=0);
00289
00290 <font class="comment">// Base offset of the first pixel of the patch's texture</font>
00291 uint nBaseOffset;
00292
00293 <font class="comment">// Delta to add to the destination offset when walk for a pixel to the right in the source tile</font>
00294 sint dstDeltaX;
00295
00296 <font class="comment">// Delta to add to the destination offset when walk for a pixel to the bottom in the source tile</font>
00297 sint dstDeltaY;
00298
00299 <font class="comment">// larger size</font>
00300 uint larger;
00301
00302 <font class="comment">// larger than higher (regular)</font>
00303 <font class="keywordflow">if</font> (nS>=nT)
00304 {
00305 <font class="comment">// Regular offset, top left</font>
00306 nBaseOffset=((<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>)>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)+((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>)>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)*<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00307
00308 <font class="comment">// Regular deltaX, to the right</font>
00309 dstDeltaX=1;
00310
00311 <font class="comment">// Regular deltaY, to the bottom</font>
00312 dstDeltaY=<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00313
00314 <font class="comment">// Larger size</font>
00315 larger=nS;
00316 }
00317 <font class="comment">// higher than larger (goofy), the patch is stored with a rotation of 1 (to the left of course)</font>
00318 <font class="keywordflow">else</font>
00319 {
00320 <font class="comment">// Goofy offset, bottom left</font>
00321 nBaseOffset=((<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>)>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)+((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>)>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)*<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00322 nBaseOffset+=((<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>>><a class="code" href="texture__far_8h.html#a0">NL_NUM_FAR_PATCHES_BY_EDGE_SHIFT</a>)-1)*<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00323
00324 <font class="comment">// Goofy deltaX, to the top</font>
00325 dstDeltaX=-(sint)<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00326
00327 <font class="comment">// Goofy deltaY, to the right</font>
00328 dstDeltaY=1;
00329
00330 <font class="comment">// Larger size</font>
00331 larger=nT;
00332 }
00333
00334 <font class="comment">// Compute the order of the patch</font>
00335 CTileFarBank::TFarOrder orderX=CTileFarBank::order0;
00336 uint tileSize=0;
00337 <font class="keywordflow">switch</font> ((larger*<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>*<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>)/<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>)
00338 {
00339 <font class="keywordflow">case</font> 4:
00340 <font class="comment">// Ratio 1:4</font>
00341 orderX=CTileFarBank::order2;
00342 tileSize=<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>>>2;
00343 <font class="keywordflow">break</font>;
00344 <font class="keywordflow">case</font> 2:
00345 <font class="comment">// Ratio 1:2</font>
00346 orderX=CTileFarBank::order1;
00347 tileSize=<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>>>1;
00348 <font class="keywordflow">break</font>;
00349 <font class="keywordflow">case</font> 1:
00350 <font class="comment">// Ratio 1:1</font>
00351 orderX=CTileFarBank::order0;
00352 tileSize=<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>;
00353 <font class="keywordflow">break</font>;
00354 <font class="keywordflow">default</font>:
00355 <font class="comment">// no!: must be one of the previous values</font>
00356 <a class="code" href="debug_8h.html#a6">nlassert</a> (0);
00357 }
00358
00359 <font class="preprocessor">#ifdef NL_DEBUG</font>
00360 <font class="preprocessor"></font> <font class="comment">// Compute the Y order</font>
00361 CTileFarBank::TFarOrder orderY;
00362 <font class="keywordflow">switch</font> ((<a class="code" href="bit__set_8cpp.html#a0">std::min</a>(nS, nT)*<a class="code" href="texture__far_8h.html#a1">NL_NUM_FAR_PATCHES_BY_EDGE</a>*<a class="code" href="tile__far__bank_8h.html#a1">NL_NUM_PIXELS_ON_FAR_TILE_EDGE</a>)/<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>)
00363 {
00364 <font class="keywordflow">case</font> 4:
00365 <font class="comment">// Ratio 1:4</font>
00366 orderY=CTileFarBank::order2;
00367 <font class="keywordflow">break</font>;
00368 <font class="keywordflow">case</font> 2:
00369 <font class="comment">// Ratio 1:2</font>
00370 orderY=CTileFarBank::order1;
00371 <font class="keywordflow">break</font>;
00372 <font class="keywordflow">case</font> 1:
00373 <font class="comment">// Ratio 1:1</font>
00374 orderY=CTileFarBank::order0;
00375 <font class="keywordflow">break</font>;
00376 <font class="keywordflow">default</font>:
00377 <font class="comment">// no!: must be one of the previous values</font>
00378 <a class="code" href="debug_8h.html#a6">nlassert</a> (0);
00379 }
00380
00381 <font class="comment">// Check the ratio on Y is the same than on X</font>
00382 <a class="code" href="debug_8h.html#a6">nlassert</a> (orderX == orderY);
00383 <font class="preprocessor">#endif // NL_DEBUG</font>
00384 <font class="preprocessor"></font> <font class="comment">// Must have a far tile bank pointer set in the CFarTexture</font>
00385 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="classNL3D_1_1CTextureFar.html#m2">_Bank</a>);
00386
00387 <font class="comment">// For all the tiles in the textures</font>
00388 sint nTileInPatch=0;
00389
00390 <font class="comment">// ** Fill the struct for the tile fill method for each layers</font>
00391 <a class="code" href="structNL3D__CComputeTileFar.html">NL3D_CComputeTileFar</a> TileFar;
00392 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m10">AsmMMX</a>= <font class="keyword">false</font>;
00393 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00394 <font class="preprocessor"></font> TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m10">AsmMMX</a>= <a class="code" href="classNLMISC_1_1CSystemInfo.html#d4">NLMISC::CSystemInfo::hasMMX</a>();
00395 <font class="preprocessor">#endif</font>
00396 <font class="preprocessor"></font>
00397 <font class="comment">// Destination pointer</font>
00398
00399 <font class="comment">// Destination delta</font>
00400 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>=dstDeltaX;
00401 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m8">DstDeltaY</a>=dstDeltaY;
00402
00403 <font class="comment">// ** Build expand lightmap..</font>
00404 <a class="code" href="structNL3D__CExpandLightmap.html">NL3D_CExpandLightmap</a> lightMap;
00405
00406 <font class="comment">// Fill the structure</font>
00407 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m5">MulFactor</a>=tileSize;
00408 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m0">ColorTile</a>=&patch->TileColors[0];
00409 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>=nS+1;
00410 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m4">Height</a>=nT+1;
00411 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>=patch->getZone()->getLandscape()->getStaticLight();
00412 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m7">DstPixels</a>=<a class="code" href="classNL3D_1_1CTextureFar.html#r0">_LightmapExpanded</a>;
00413 <font class="comment">// Compute current TLI colors.</font>
00414 patch->computeCurrentTLILightmap(<a class="code" href="classNL3D_1_1CTextureFar.html#r2">_TileTLIColors</a>);
00415 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m1">TLIColor</a>= <a class="code" href="classNL3D_1_1CTextureFar.html#r2">_TileTLIColors</a>;
00416
00417 <font class="comment">// Expand the shadowmap</font>
00418 patch->unpackShadowMap (<a class="code" href="classNL3D_1_1CTextureFar.html#r1">_LumelExpanded</a>);
00419 lightMap.<a class="code" href="structNL3D__CExpandLightmap.html#m2">LumelTile</a>=<a class="code" href="classNL3D_1_1CTextureFar.html#r1">_LumelExpanded</a>;
00420
00421 <font class="comment">// Expand the patch lightmap now</font>
00422 <a class="code" href="texture__far_8cpp.html#a7">NL3D_expandLightmap</a> (&lightMap);
00423
00424 <font class="comment">// DeltaY for lightmap</font>
00425 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m5">SrcLightingDeltaY</a>=nS*tileSize;
00426
00427 <font class="comment">// Base Dst pointer on the tile line</font>
00428 uint nBaseDstTileLine=nBaseOffset;
00429 <font class="keywordflow">for</font> (uint <a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a><nT; <a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a>++)
00430 {
00431 <font class="comment">// Base Dst pointer on the tile</font>
00432 uint nBaseDstTilePixels=nBaseDstTileLine;
00433
00434 <font class="comment">// For each tile of the line</font>
00435 <font class="keywordflow">for</font> (uint <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a><nS; <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>++)
00436 {
00437 <font class="comment">// Base pointer of the destination texture</font>
00438 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m6">DstPixels</a>=(CRGBA*)&(<a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>()[0])+nBaseDstTilePixels;
00439
00440 <font class="comment">// Lightmap pointer</font>
00441 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m4">SrcLightingPixels</a>=<a class="code" href="classNL3D_1_1CTextureFar.html#r0">_LightmapExpanded</a>+(<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>*tileSize)+(<a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a>*nS*tileSize*tileSize);
00442
00443 <font class="comment">// For each layer of the tile</font>
00444 <font class="keywordflow">for</font> (sint <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>=0; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a><3; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>++)
00445 {
00446 <font class="comment">// Use of additive in this layer ?</font>
00447 <font class="keywordtype">bool</font> bAdditive=<font class="keyword">false</font>;
00448
00449 <font class="comment">// Size of the edge far tile</font>
00450 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>=tileSize;
00451
00452 <font class="comment">// Get a tile element reference for this tile.</font>
00453 <font class="keyword">const</font> CTileElement &tileElm=patch->Tiles[nTileInPatch];
00454
00455 <font class="comment">// Check for 256 tiles...</font>
00456 <font class="keywordtype">bool</font> is256x256;
00457 uint8 uvOff;
00458 tileElm.getTile256Info(is256x256, uvOff);
00459
00460 <font class="comment">// Get the tile number</font>
00461 sint tile=tileElm.Tile[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>];
00462
00463 <font class="comment">// Is the last layer ?</font>
00464 <font class="keywordtype">bool</font> lastLayer = ( (<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> == 2) || (tileElm.Tile[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>+1] == <a class="code" href="tile__element_8h.html#a12">NL_TILE_ELM_LAYER_EMPTY</a>) );
00465
00466 <font class="comment">// Is an non-empty layer ?</font>
00467 <font class="keywordflow">if</font> (tile!=<a class="code" href="tile__element_8h.html#a12">NL_TILE_ELM_LAYER_EMPTY</a>)
00468 {
00469 <font class="comment">// Get the read only pointer on the far tile</font>
00470 <font class="keyword">const</font> CTileFarBank::CTileFar* pTile=<a class="code" href="classNL3D_1_1CTextureFar.html#m2">_Bank</a>->getTile (tile);
00471
00472 <font class="comment">// This pointer must not be null, else the farBank is not valid!</font>
00473 <font class="keywordflow">if</font> (pTile==NULL)
00474 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"FarBank is not valid!"</font>);
00475
00476 <font class="comment">// If the tile exist</font>
00477 <font class="keywordflow">if</font> (pTile)
00478 {
00479 <font class="comment">// Tile exist ?</font>
00480 <font class="keywordflow">if</font> (pTile->isFill (CTileFarBank::diffuse))
00481 {
00482 <font class="comment">// Get rotation of the tile in this layer</font>
00483 sint nRot=tileElm.getTileOrient(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>);
00484
00485 <font class="comment">// Source pointer</font>
00486 <font class="keyword">const</font> CRGBA* pSrcDiffusePixels=pTile->getPixels (CTileFarBank::diffuse, orderX);
00487 <font class="keyword">const</font> CRGBA* pSrcAdditivePixels=NULL;
00488
00489 <font class="comment">// Additive ?</font>
00490 <font class="keywordflow">if</font> (pTile->isFill (CTileFarBank::additive))
00491 {
00492 <font class="comment">// Use it</font>
00493 bAdditive=<font class="keyword">true</font>;
00494
00495 <font class="comment">// Get additive pointer</font>
00496 pSrcAdditivePixels=pTile->getPixels (CTileFarBank::additive, orderX);
00497 }
00498
00499 <font class="comment">// Source size</font>
00500 sint sourceSize;
00501
00502 <font class="comment">// Source offset (for 256)</font>
00503 uint sourceOffset=0;
00504
00505 <font class="comment">// 256 ?</font>
00506 <font class="keywordflow">if</font> (is256x256)
00507 {
00508 <font class="comment">// On the left ?</font>
00509 <font class="keywordflow">if</font> (uvOff&0x02)
00510 sourceOffset+=tileSize;
00511
00512 <font class="comment">// On the bottom ?</font>
00513 <font class="keywordflow">if</font> ((uvOff==1)||(uvOff==2))
00514 sourceOffset+=2*tileSize*tileSize;
00515
00516 <font class="comment">// Yes, 256</font>
00517 sourceSize=tileSize<<1;
00518 }
00519 <font class="keywordflow">else</font>
00520 {
00521 <font class="comment">// No, 128</font>
00522 sourceSize=tileSize;
00523 }
00524
00525 <font class="comment">// Compute offset and deltas</font>
00526 <font class="keywordflow">switch</font> (nRot)
00527 {
00528 <font class="keywordflow">case</font> 0:
00529 <font class="comment">// Source pointers</font>
00530 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>=pSrcDiffusePixels+sourceOffset;
00531 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m1">SrcAdditivePixels</a>=pSrcAdditivePixels+sourceOffset;
00532
00533 <font class="comment">// Source delta</font>
00534 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>=1;
00535 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>=sourceSize;
00536 <font class="keywordflow">break</font>;
00537 <font class="keywordflow">case</font> 1:
00538 {
00539 <font class="comment">// Source pointers</font>
00540 uint newOffset=sourceOffset+(tileSize-1);
00541 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>=pSrcDiffusePixels+newOffset;
00542 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m1">SrcAdditivePixels</a>=pSrcAdditivePixels+newOffset;
00543
00544 <font class="comment">// Source delta</font>
00545 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>=sourceSize;
00546 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>=-1;
00547 }
00548 <font class="keywordflow">break</font>;
00549 <font class="keywordflow">case</font> 2:
00550 {
00551 <font class="comment">// Destination pointer</font>
00552 uint newOffset=sourceOffset+(tileSize-1)*sourceSize+tileSize-1;
00553 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>=pSrcDiffusePixels+newOffset;
00554 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m1">SrcAdditivePixels</a>=pSrcAdditivePixels+newOffset;
00555
00556 <font class="comment">// Source delta</font>
00557 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>=-1;
00558 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>=-sourceSize;
00559 }
00560 <font class="keywordflow">break</font>;
00561 <font class="keywordflow">case</font> 3:
00562 {
00563 <font class="comment">// Destination pointer</font>
00564 uint newOffset=sourceOffset+(tileSize-1)*sourceSize;
00565 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>=pSrcDiffusePixels+newOffset;
00566 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m1">SrcAdditivePixels</a>=pSrcAdditivePixels+newOffset;
00567
00568 <font class="comment">// Source delta</font>
00569 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>=-sourceSize;
00570 TileFar.<a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>=1;
00571 }
00572 <font class="keywordflow">break</font>;
00573 }
00574
00575 <font class="comment">// *** Draw the layer</font>
00576
00577 <font class="comment">// Alpha layer ?</font>
00578 <font class="keywordflow">if</font> (<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>>0)
00579 {
00580 <font class="comment">// Additive layer ?</font>
00581 <font class="keywordflow">if</font> (bAdditive && lastLayer)
00582 <a class="code" href="texture__far_8cpp.html#a13">NL3D_drawFarTileInFarTextureAdditiveAlpha</a> (&TileFar);
00583 <font class="keywordflow">else</font> <font class="comment">// No additive layer</font>
00584 <a class="code" href="texture__far_8cpp.html#a11">NL3D_drawFarTileInFarTextureAlpha</a> (&TileFar);
00585 }
00586 <font class="keywordflow">else</font> <font class="comment">// no alpha</font>
00587 {
00588 <font class="comment">// Additive layer ?</font>
00589 <font class="keywordflow">if</font> (bAdditive && lastLayer)
00590 <a class="code" href="texture__far_8cpp.html#a12">NL3D_drawFarTileInFarTextureAdditive</a> (&TileFar);
00591 <font class="keywordflow">else</font> <font class="comment">// No additive layer</font>
00592 <a class="code" href="texture__far_8cpp.html#a10">NL3D_drawFarTileInFarTexture</a> (&TileFar);
00593 }
00594 }
00595 }
00596 }
00597 <font class="keywordflow">else</font>
00598 <font class="comment">// Stop, no more layer</font>
00599 <font class="keywordflow">break</font>;
00600 }
00601
00602 <font class="comment">// Next tile</font>
00603 nTileInPatch++;
00604
00605 <font class="comment">// Next tile on the line</font>
00606 nBaseDstTilePixels+=dstDeltaX*tileSize;
00607 }
00608
00609 <font class="comment">// Next line of tiles</font>
00610 nBaseDstTileLine+=dstDeltaY*tileSize;
00611 }
00612
00613 }
00614
00615 } <font class="comment">// NL3D</font>
00616
00617
00618 <font class="comment">// ***************************************************************************</font>
00619 <font class="comment">// ***************************************************************************</font>
00620 <font class="comment">// NL3D_ExpandLightmap. C and Asm Part</font>
00621 <font class="comment">// ***************************************************************************</font>
00622 <font class="comment">// ***************************************************************************</font>
00623
00624 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00625 <font class="preprocessor"></font>
00626
00627 <font class="comment">// EMMS called not in __asm block.</font>
00628 <font class="preprocessor"># pragma warning (disable : 4799)</font>
00629 <font class="preprocessor"></font>
00630
00631 <font class="comment">// ***************************************************************************</font>
00632 <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>()
00633 {
00634 __asm
00635 {
00636 <font class="comment">// close MMX computation</font>
00637 emms
00638 }
00639 }
00640
00641
00642 <font class="comment">// ***************************************************************************</font>
00646 <font class="comment"></font><font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a1">NL3D_asmExpandLineColor565</a>(<font class="keyword">const</font> uint16 *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, CRGBA *dst, uint du, uint len)
00647 {
00648 <font class="keyword">static</font> uint64 blank = 0;
00649 <font class="keyword">static</font> uint64 cF800 = 0x0000F8000000F800;
00650 <font class="keyword">static</font> uint64 cE000 = 0x0000E0000000E000;
00651 <font class="keyword">static</font> uint64 c07E0 = 0x000007E0000007E0;
00652 <font class="keyword">static</font> uint64 c0600 = 0x0000060000000600;
00653 <font class="keyword">static</font> uint64 c001F = 0x0000001F0000001F;
00654 <font class="keyword">static</font> uint64 c001C = 0x0000001C0000001C;
00655 <font class="keywordflow">if</font>(len==0)
00656 <font class="keywordflow">return</font>;
00657
00658
00659 <font class="comment">// Loop for pix.</font>
00660 __asm
00661 {
00662 movq mm7, blank
00663
00664 <font class="comment">// start at pixel 1 => increment dst, and start u= du</font>
00665 mov esi, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>
00666 mov edi, dst
00667 add edi, 4
00668 mov ecx, len
00669 mov edx, du
00670
00671 <font class="comment">// Loop</font>
00672 myLoop:
00673
00674
00675 <font class="comment">// Read 565 colors</font>
00676 <font class="comment">//----------</font>
00677 <font class="comment">// index u.</font>
00678 mov ebx, edx
00679 shr ebx, 8
00680
00681 <font class="comment">// pack the 2 colors in eax: // Hedx= color0, Ledx= color1</font>
00682 xor eax, eax <font class="comment">// avoid partial stall.</font>
00683 mov ax, [esi + ebx*2]
00684 shl eax, 16
00685 mov ax, [esi + ebx*2 +2]
00686
00687 <font class="comment">// store and unpack in mm2: Hmm2= color0, Lmm2= color1</font>
00688 movd mm2, eax
00689 punpcklwd mm2, mm7
00690
00691 <font class="comment">// reset accumulator mm3 to black</font>
00692 movq mm3, mm7
00693
00694 <font class="comment">// Expand 565 to 888: color0 and color1 in parrallel</font>
00695 <font class="comment">// R</font>
00696 movq mm0, mm2
00697 movq mm1, mm2
00698 pand mm0, cF800
00699 pand mm1, cE000
00700 psrld mm0, 8
00701 psrld mm1, 13
00702 por mm3, mm0
00703 por mm3, mm1
00704 <font class="comment">// G</font>
00705 movq mm0, mm2
00706 movq mm1, mm2
00707 pand mm0, c07E0
00708 pand mm1, c0600
00709 pslld mm0, 5
00710 psrld mm1, 1
00711 por mm3, mm0
00712 por mm3, mm1
00713 <font class="comment">// B</font>
00714 movq mm0, mm2
00715 movq mm1, mm2
00716 pand mm0, c001F
00717 pand mm1, c001C
00718 pslld mm0, 19
00719 pslld mm1, 14
00720 por mm3, mm0
00721 por mm3, mm1
00722
00723 <font class="comment">// unpack mm3 quad to mm0=color0 and mm1=color1.</font>
00724 movq mm0, mm3
00725 movq mm1, mm3
00726 psrlq mm0, 32
00727
00728
00729 <font class="comment">// Blend.</font>
00730 <font class="comment">//----------</font>
00731 <font class="comment">// blend factors</font>
00732 mov ebx, edx
00733 mov eax, 256
00734
00735 and ebx, 0xFF
00736 sub eax, ebx
00737
00738 movd mm2, ebx <font class="comment">// mm2= factor</font>
00739 movd mm3, eax <font class="comment">// mm3= 1-factor</font>
00740 <font class="comment">// replicate to the 4 words.</font>
00741 punpckldq mm2, mm2 <font class="comment">// mm2= 0000 00AA 0000 00AA</font>
00742 punpckldq mm3, mm3 <font class="comment">// mm3= 0000 00AA 0000 00AA</font>
00743 packssdw mm2, mm2 <font class="comment">// mm2= 00AA 00AA 00AA 00AA</font>
00744 packssdw mm3, mm3 <font class="comment">// mm3= 00AA 00AA 00AA 00AA</font>
00745
00746 <font class="comment">// mul</font>
00747 punpcklbw mm0, mm7
00748 punpcklbw mm1, mm7
00749 pmullw mm0, mm3 <font class="comment">// color0*(1-factor)</font>
00750 pmullw mm1, mm2 <font class="comment">// color1*factor</font>
00751 <font class="comment">// add, and unpack</font>
00752 paddusw mm0, mm1
00753 psrlw mm0, 8
00754 packuswb mm0, mm0
00755
00756 <font class="comment">// store</font>
00757 movd [edi], mm0
00758
00759
00760 <font class="comment">// next pix</font>
00761 add edx, du
00762 add edi, 4
00763 dec ecx
00764 jnz myLoop
00765 }
00766 }
00767
00768
00769 <font class="comment">// ***************************************************************************</font>
00773 <font class="comment"></font><font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a2">NL3D_asmExpandLineColor8888</a>(<font class="keyword">const</font> CRGBA *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, CRGBA *dst, uint du, uint len)
00774 {
00775 <font class="keyword">static</font> uint64 blank = 0;
00776 <font class="keywordflow">if</font>(len==0)
00777 <font class="keywordflow">return</font>;
00778
00779
00780 <font class="comment">// Loop for pix.</font>
00781 __asm
00782 {
00783 movq mm7, blank
00784
00785 <font class="comment">// start at pixel 1 => increment dst, and start u= du</font>
00786 mov esi, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>
00787 mov edi, dst
00788 add edi, 4
00789 mov ecx, len
00790 mov edx, du
00791
00792 <font class="comment">// Loop</font>
00793 myLoop:
00794
00795
00796 <font class="comment">// Read 8888 colors</font>
00797 <font class="comment">//----------</font>
00798 <font class="comment">// index u.</font>
00799 mov ebx, edx
00800 shr ebx, 8
00801
00802 <font class="comment">// read the 2 colors: mm0= color0, mm1= color1</font>
00803 movd mm0 , [esi + ebx*4]
00804 movd mm1 , [esi + ebx*4 + 4]
00805
00806
00807 <font class="comment">// Blend.</font>
00808 <font class="comment">//----------</font>
00809 <font class="comment">// blend factors</font>
00810 mov ebx, edx
00811 mov eax, 256
00812
00813 and ebx, 0xFF
00814 sub eax, ebx
00815
00816 movd mm2, ebx <font class="comment">// mm2= factor</font>
00817 movd mm3, eax <font class="comment">// mm3= 1-factor</font>
00818 <font class="comment">// replicate to the 4 words.</font>
00819 punpckldq mm2, mm2 <font class="comment">// mm2= 0000 00AA 0000 00AA</font>
00820 punpckldq mm3, mm3 <font class="comment">// mm3= 0000 00AA 0000 00AA</font>
00821 packssdw mm2, mm2 <font class="comment">// mm2= 00AA 00AA 00AA 00AA</font>
00822 packssdw mm3, mm3 <font class="comment">// mm3= 00AA 00AA 00AA 00AA</font>
00823
00824 <font class="comment">// mul</font>
00825 punpcklbw mm0, mm7
00826 punpcklbw mm1, mm7
00827 pmullw mm0, mm3 <font class="comment">// color0*(1-factor)</font>
00828 pmullw mm1, mm2 <font class="comment">// color1*factor</font>
00829 <font class="comment">// add, and unpack</font>
00830 paddusw mm0, mm1
00831 psrlw mm0, 8
00832 packuswb mm0, mm0
00833
00834 <font class="comment">// store</font>
00835 movd [edi], mm0
00836
00837
00838 <font class="comment">// next pix</font>
00839 add edx, du
00840 add edi, 4
00841 dec ecx
00842 jnz myLoop
00843 }
00844 }
00845
00846
00847 <font class="comment">// ***************************************************************************</font>
00851 <font class="comment"></font><font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a3">NL3D_asmBlendLines</a>(CRGBA *dst, <font class="keyword">const</font> CRGBA *src0, <font class="keyword">const</font> CRGBA *src1, uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, uint len)
00852 {
00853 <font class="keyword">static</font> uint64 blank = 0;
00854 <font class="keywordflow">if</font>(len==0)
00855 <font class="keywordflow">return</font>;
00856
00857
00858 <font class="comment">// Loop for pix.</font>
00859 __asm
00860 {
00861 movq mm7, blank
00862
00863 <font class="comment">// read the factor and expand it to 4 words.</font>
00864 mov ebx, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>
00865 mov eax, 256
00866 and ebx, 0xFF
00867 sub eax, ebx
00868 movd mm2, ebx <font class="comment">// mm2= factor</font>
00869 movd mm3, eax <font class="comment">// mm3= 1-factor</font>
00870 punpckldq mm2, mm2 <font class="comment">// mm2= 0000 00AA 0000 00AA</font>
00871 punpckldq mm3, mm3 <font class="comment">// mm3= 0000 00AA 0000 00AA</font>
00872 packssdw mm2, mm2 <font class="comment">// mm2= 00AA 00AA 00AA 00AA</font>
00873 packssdw mm3, mm3 <font class="comment">// mm3= 00AA 00AA 00AA 00AA</font>
00874
00875 <font class="comment">// setup ptrs</font>
00876 mov esi, src0
00877 mov edx, src1
00878 sub edx, esi <font class="comment">// difference between 2 src</font>
00879 mov edi, dst
00880 mov ecx, len
00881
00882 <font class="comment">// Loop</font>
00883 myLoop:
00884
00885 <font class="comment">// Read</font>
00886 movd mm0, [esi]
00887 movd mm1, [esi+edx]
00888
00889 <font class="comment">// mul</font>
00890 punpcklbw mm0, mm7
00891 punpcklbw mm1, mm7
00892 pmullw mm0, mm3 <font class="comment">// color0*(1-factor)</font>
00893 pmullw mm1, mm2 <font class="comment">// color1*factor</font>
00894 <font class="comment">// add, and unpack</font>
00895 paddusw mm0, mm1
00896 psrlw mm0, 8
00897 packuswb mm0, mm0
00898
00899 <font class="comment">// store</font>
00900 movd [edi], mm0
00901
00902
00903 <font class="comment">// next pix</font>
00904 add esi, 4
00905 add edi, 4
00906 dec ecx
00907 jnz myLoop
00908 }
00909 }
00910
00911
00912 <font class="comment">// ***************************************************************************</font>
00916 <font class="comment"></font><font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a4">NL3D_asmAssembleShading1x1</a>(<font class="keyword">const</font> uint8 *lumels, <font class="keyword">const</font> CRGBA *colorMap,
00917 <font class="keyword">const</font> CRGBA *srcTLIs, <font class="keyword">const</font> CRGBA *srcUSCs, CRGBA *dst, uint lineWidth, uint nbTexel)
00918 {
00919 <font class="keyword">static</font> uint64 blank = 0;
00920 <font class="keywordflow">if</font>(nbTexel==0)
00921 <font class="keywordflow">return</font>;
00922
00923 <font class="comment">// local var</font>
00924 uint offsetTLIs= ((uint)srcTLIs-(uint)dst);
00925 uint offsetUSCs= ((uint)srcUSCs-(uint)dst);
00926
00927 <font class="comment">// Loop for pix.</font>
00928 __asm
00929 {
00930 movq mm7, blank
00931
00932 <font class="comment">// setup ptrs</font>
00933 mov esi, lumels
00934 mov edi, dst
00935 mov ecx, nbTexel
00936
00937 <font class="comment">// Loop</font>
00938 myLoop:
00939
00940 <font class="comment">// Average shade part</font>
00941 <font class="comment">//------------</font>
00942 mov ebx, colorMap
00943 mov edx, lineWidth
00944
00945 <font class="comment">// read and accumulate shade </font>
00946 xor eax,eax <font class="comment">// avoid partial stall</font>
00947 <font class="comment">// add with line 0</font>
00948 mov al, [esi + 0]
00949 add al, [esi + 1]
00950 adc ah, 0
00951 add al, [esi + 2]
00952 adc ah, 0
00953 add al, [esi + 3]
00954 adc ah, 0
00955 <font class="comment">// add with line 1</font>
00956 add al, [esi + edx + 0]
00957 adc ah, 0
00958 add al, [esi + edx + 1]
00959 adc ah, 0
00960 add al, [esi + edx + 2]
00961 adc ah, 0
00962 add al, [esi + edx + 3]
00963 adc ah, 0
00964 <font class="comment">// add with line 2</font>
00965 add al, [esi + edx*2 + 0]
00966 adc ah, 0
00967 add al, [esi + edx*2 + 1]
00968 adc ah, 0
00969 add al, [esi + edx*2 + 2]
00970 adc ah, 0
00971 add al, [esi + edx*2 + 3]
00972 adc ah, 0
00973 <font class="comment">// add with line 3</font>
00974 lea edx, [edx + edx*2]
00975 add al, [esi + edx + 0]
00976 adc ah, 0
00977 add al, [esi + edx + 1]
00978 adc ah, 0
00979 add al, [esi + edx + 2]
00980 adc ah, 0
00981 add al, [esi + edx + 3]
00982 adc ah, 0
00983 <font class="comment">// average</font>
00984 shr eax, 4
00985
00986 <font class="comment">// convert to RGBA from the color Map</font>
00987 movd mm0, [ebx + eax*4]
00988
00989 <font class="comment">// Assemble part</font>
00990 <font class="comment">//------------</font>
00991 mov edx, offsetTLIs
00992 mov ebx, offsetUSCs
00993
00994 <font class="comment">// Add with TLI, and clamp.</font>
00995 paddusb mm0, [edi + edx]
00996
00997 <font class="comment">// mul with USC</font>
00998 movd mm1, [edi + ebx]
00999 punpcklbw mm0, mm7
01000 punpcklbw mm1, mm7
01001 pmullw mm0, mm1
01002 <font class="comment">// unpack</font>
01003 psrlw mm0, 8
01004 packuswb mm0, mm0
01005
01006 <font class="comment">// store</font>
01007 movd [edi], mm0
01008
01009
01010 <font class="comment">// next pix</font>
01011 add esi, 4 <font class="comment">// skip 4 lumels</font>
01012 add edi, 4 <font class="comment">// next texel</font>
01013 dec ecx
01014 jnz myLoop
01015 }
01016 }
01017
01018
01019 <font class="comment">// ***************************************************************************</font>
01023 <font class="comment"></font><font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a5">NL3D_asmAssembleShading2x2</a>(<font class="keyword">const</font> uint8 *lumels, <font class="keyword">const</font> CRGBA *colorMap,
01024 <font class="keyword">const</font> CRGBA *srcTLIs, <font class="keyword">const</font> CRGBA *srcUSCs, CRGBA *dst, uint lineWidth, uint nbTexel)
01025 {
01026 <font class="keyword">static</font> uint64 blank = 0;
01027 <font class="keywordflow">if</font>(nbTexel==0)
01028 <font class="keywordflow">return</font>;
01029
01030 <font class="comment">// local var</font>
01031 uint offsetTLIs= ((uint)srcTLIs-(uint)dst);
01032 uint offsetUSCs= ((uint)srcUSCs-(uint)dst);
01033
01034 <font class="comment">// Loop for pix.</font>
01035 __asm
01036 {
01037 movq mm7, blank
01038
01039 <font class="comment">// setup ptrs</font>
01040 mov esi, lumels
01041 mov edi, dst
01042 mov ecx, nbTexel
01043
01044 <font class="comment">// Loop</font>
01045 myLoop:
01046
01047 <font class="comment">// Average shade part</font>
01048 <font class="comment">//------------</font>
01049 mov ebx, colorMap
01050 mov edx, lineWidth
01051
01052 <font class="comment">// read and accumulate shade </font>
01053 xor eax,eax <font class="comment">// avoid partial stall</font>
01054 mov al, [esi] <font class="comment">// read lumel</font>
01055 <font class="comment">// add with nbors</font>
01056 add al, [esi + 1]
01057 adc ah, 0
01058 add al, [esi + edx]
01059 adc ah, 0
01060 add al, [esi + edx + 1]
01061 adc ah, 0
01062 <font class="comment">// average</font>
01063 shr eax, 2
01064
01065 <font class="comment">// convert to RGBA from the color Map</font>
01066 movd mm0, [ebx + eax*4]
01067
01068 <font class="comment">// Assemble part</font>
01069 <font class="comment">//------------</font>
01070 mov edx, offsetTLIs
01071 mov ebx, offsetUSCs
01072
01073 <font class="comment">// Add with TLI, and clamp.</font>
01074 paddusb mm0, [edi + edx]
01075
01076 <font class="comment">// mul with USC</font>
01077 movd mm1, [edi + ebx]
01078 punpcklbw mm0, mm7
01079 punpcklbw mm1, mm7
01080 pmullw mm0, mm1
01081 <font class="comment">// unpack</font>
01082 psrlw mm0, 8
01083 packuswb mm0, mm0
01084
01085 <font class="comment">// store</font>
01086 movd [edi], mm0
01087
01088
01089 <font class="comment">// next pix</font>
01090 add esi, 2 <font class="comment">// skip 2 lumels</font>
01091 add edi, 4 <font class="comment">// next texel</font>
01092 dec ecx
01093 jnz myLoop
01094 }
01095 }
01096
01097
01098 <font class="comment">// ***************************************************************************</font>
01099 <font class="preprocessor"># pragma warning (disable : 4731) // frame pointer register 'ebp' modified by inline assembly code</font>
01100 <font class="preprocessor"></font>
01103 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a6">NL3D_asmAssembleShading4x4</a>(<font class="keyword">const</font> uint8 *lumels, <font class="keyword">const</font> CRGBA *colorMap,
01104 <font class="keyword">const</font> CRGBA *srcTLIs, <font class="keyword">const</font> CRGBA *srcUSCs, CRGBA *dst, uint nbTexel)
01105 {
01106 <font class="keyword">static</font> uint64 blank = 0;
01107 <font class="keywordflow">if</font>(nbTexel==0)
01108 <font class="keywordflow">return</font>;
01109
01110 <font class="comment">// Loop for pix.</font>
01111 __asm
01112 {
01113 <font class="comment">// Use ebp as a register for faster access...</font>
01114 push ebp
01115
01116 movq mm7, blank
01117
01118 <font class="comment">// setup ptrs</font>
01119 mov esi, lumels
01120 mov edi, dst
01121 mov edx, srcTLIs
01122 sub edx, edi <font class="comment">// difference src and dest</font>
01123 mov ebx, srcUSCs
01124 sub ebx, edi <font class="comment">// difference src and dest</font>
01125 mov ecx, nbTexel
01126
01127 <font class="comment">// set ebp after reading locals...</font>
01128 mov ebp, colorMap
01129
01130 <font class="comment">// Loop</font>
01131 myLoop:
01132
01133 <font class="comment">// read shade RGBA into the color Map</font>
01134 xor eax,eax <font class="comment">// avoid partial stall</font>
01135 mov al,[esi] <font class="comment">// read lumel</font>
01136 movd mm0, [ebp + eax*4]
01137
01138 <font class="comment">// Add with TLI, and clamp.</font>
01139 paddusb mm0, [edi + edx]
01140
01141 <font class="comment">// mul with USC</font>
01142 movd mm1, [edi + ebx]
01143 punpcklbw mm0, mm7
01144 punpcklbw mm1, mm7
01145 pmullw mm0, mm1
01146 <font class="comment">// unpack</font>
01147 psrlw mm0, 8
01148 packuswb mm0, mm0
01149
01150 <font class="comment">// store</font>
01151 movd [edi], mm0
01152
01153
01154 <font class="comment">// next pix</font>
01155 add esi, 1 <font class="comment">// next lumel</font>
01156 add edi, 4 <font class="comment">// next texel</font>
01157 dec ecx
01158 jnz myLoop
01159
01160 <font class="comment">// restore</font>
01161 pop ebp
01162 }
01163
01164 }
01165
01166 <font class="preprocessor"># pragma warning (default : 4731) // frame pointer register 'ebp' modified by inline assembly code</font>
01167 <font class="preprocessor"></font>
01168
01169 <font class="preprocessor">#else // NL_OS_WINDOWS</font>
01170 <font class="preprocessor"></font>
01171 <font class="comment">// Dummy for non-windows platforms</font>
<a name="l01172"></a><a class="code" href="texture__far_8cpp.html#a0">01172</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>() {}
<a name="l01173"></a><a class="code" href="texture__far_8cpp.html#a1">01173</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a1">NL3D_asmExpandLineColor565</a>(<font class="keyword">const</font> uint16 *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, CRGBA *dst, uint du, uint len) {}
<a name="l01174"></a><a class="code" href="texture__far_8cpp.html#a2">01174</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a2">NL3D_asmExpandLineColor8888</a>(<font class="keyword">const</font> CRGBA *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, CRGBA *dst, uint du, uint len) {}
<a name="l01175"></a><a class="code" href="texture__far_8cpp.html#a3">01175</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a3">NL3D_asmBlendLines</a>(CRGBA *dst, <font class="keyword">const</font> CRGBA *src0, <font class="keyword">const</font> CRGBA *src1, uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, uint len) {}
<a name="l01176"></a><a class="code" href="texture__far_8cpp.html#a4">01176</a> <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a4">NL3D_asmAssembleShading1x1</a>(<font class="keyword">const</font> uint8 *lumels, <font class="keyword">const</font> CRGBA *colorMap,
01177 <font class="keyword">const</font> CRGBA *srcTLIs, <font class="keyword">const</font> CRGBA *srcUSCs, CRGBA *dst, uint lineWidth, uint nbTexel)
01178 {
01179 }
<a name="l01180"></a><a class="code" href="texture__far_8cpp.html#a5">01180</a> <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a5">NL3D_asmAssembleShading2x2</a>(<font class="keyword">const</font> uint8 *lumels, <font class="keyword">const</font> CRGBA *colorMap,
01181 <font class="keyword">const</font> CRGBA *srcTLIs, <font class="keyword">const</font> CRGBA *srcUSCs, CRGBA *dst, uint lineWidth, uint nbTexel)
01182 {
01183 }
<a name="l01184"></a><a class="code" href="texture__far_8cpp.html#a6">01184</a> <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a6">NL3D_asmAssembleShading4x4</a>(<font class="keyword">const</font> uint8 *lumels, <font class="keyword">const</font> CRGBA *colorMap,
01185 <font class="keyword">const</font> CRGBA *srcTLIs, <font class="keyword">const</font> CRGBA *srcUSCs, CRGBA *dst, uint nbTexel)
01186 {
01187 }
01188
01189 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01190 <font class="preprocessor"></font>
01191
01192 <font class="comment">// ***************************************************************************</font>
<a name="l01193"></a><a class="code" href="texture__far_8cpp.html#a7">01193</a> <font class="keyword">extern</font> <font class="stringliteral">"C"</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a7">NL3D_expandLightmap</a> (<font class="keyword">const</font> <a class="code" href="structNL3D__CExpandLightmap.html">NL3D_CExpandLightmap</a>* pLightmap)
01194 {
01195 <font class="keywordtype">bool</font> asmMMX= <font class="keyword">false</font>;
01196 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01197 <font class="preprocessor"></font> asmMMX= CSystemInfo::hasMMX();
01198 <font class="comment">// A CTileColor must be a 565 only.</font>
01199 <a class="code" href="debug_8h.html#a6">nlassert</a>(<font class="keyword">sizeof</font>(CTileColor)==2);
01200 <font class="preprocessor">#endif</font>
01201 <font class="preprocessor"></font>
01202 <font class="comment">// Expanded width</font>
01203 uint dstWidth=(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>-1)*pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m5">MulFactor</a>;
01204 uint dstHeight=(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m4">Height</a>-1)*pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m5">MulFactor</a>;
01205
01206 <font class="comment">// *** First expand user color and TLI colors</font>
01207 <font class="comment">// First pass, expand on U</font>
01208 <font class="keyword">static</font> CRGBA expandedUserColorLine[ (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*
01209 (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a> ];
01210 <font class="keyword">static</font> CRGBA expandedTLIColorLine[ (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*
01211 (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a> ];
01212 <font class="comment">// Second pass, expand on V.</font>
01213 <font class="keyword">static</font> CRGBA expandedUserColor[ (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a> *
01214 (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a> ];
01215 <font class="keyword">static</font> CRGBA expandedTLIColor[ (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a> *
01216 (<a class="code" href="patch_8h.html#a1">NL_MAX_TILES_BY_PATCH_EDGE</a>+1)*<a class="code" href="patch_8h.html#a7">NL_LUMEL_BY_TILE</a> ];
01217
01218
01219 <font class="comment">// ** Expand on U</font>
01220 <font class="comment">//=========</font>
01221 uint u, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
01222
01223 <font class="comment">// Expansion factor</font>
01224 uint expandFactor=((pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>-1)<<8)/(dstWidth-1);
01225
01226 <font class="comment">// Destination pointer</font>
01227 CRGBA *expandedUserColorLinePtr= expandedUserColorLine;
01228 CRGBA *expandedTLIColorLinePtr= expandedTLIColorLine;
01229
01230 <font class="comment">// Source pointer</font>
01231 <font class="keyword">const</font> <a class="code" href="classNL3D_1_1CTileColor.html">NL3D::CTileColor</a> *colorTilePtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m0">ColorTile</a>;
01232 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *colorTLIPtr= pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m1">TLIColor</a>;
01233
01234 <font class="comment">// Go for U</font>
01235 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a><pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m4">Height</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>++)
01236 {
01237 <font class="comment">// First pixel</font>
01238 expandedUserColorLinePtr[0].<a class="code" href="classNLMISC_1_1CRGBA.html#a12">set565</a> (colorTilePtr[0].Color565);
01239 expandedTLIColorLinePtr[0]= colorTLIPtr[0];
01240
01241 <font class="comment">// MMX implementation.</font>
01242 <font class="comment">//-------------</font>
01243 <font class="keywordflow">if</font>(asmMMX)
01244 {
01245 <a class="code" href="texture__far_8cpp.html#a1">NL3D_asmExpandLineColor565</a>(&colorTilePtr-><a class="code" href="classNL3D_1_1CTileColor.html#m0">Color565</a>, expandedUserColorLinePtr, expandFactor, dstWidth-2);
01246 <a class="code" href="texture__far_8cpp.html#a2">NL3D_asmExpandLineColor8888</a>(colorTLIPtr, expandedTLIColorLinePtr, expandFactor, dstWidth-2);
01247 }
01248 <font class="comment">// C implementation</font>
01249 <font class="comment">//-------------</font>
01250 <font class="keywordflow">else</font>
01251 {
01252 <font class="comment">// Index next pixel</font>
01253 uint srcIndexPixel=expandFactor;
01254
01255 <font class="keywordflow">for</font> (u=1; u<dstWidth-1; u++)
01256 {
01257 <font class="comment">// Check</font>
01258 <a class="code" href="debug_8h.html#a6">nlassert</a> ( (u+<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>*dstWidth) < (<font class="keyword">sizeof</font>(expandedUserColorLine)/<font class="keyword">sizeof</font>(CRGBA)) );
01259
01260 <font class="comment">// Color index</font>
01261 uint srcIndex=srcIndexPixel>>8;
01262 <a class="code" href="debug_8h.html#a6">nlassert</a> (srcIndex>=0);
01263 <a class="code" href="debug_8h.html#a6">nlassert</a> (srcIndex<pLightmap->Width-1);
01264
01265 <font class="comment">// Compute current color</font>
01266 CRGBA color0;
01267 CRGBA color1;
01268 color0.set565 (colorTilePtr[srcIndex].Color565);
01269 color1.set565 (colorTilePtr[srcIndex+1].Color565);
01270 expandedUserColorLinePtr[u].blendFromui (color0, color1, srcIndexPixel&0xff);
01271 <font class="comment">// Compute current TLI color</font>
01272 color0= colorTLIPtr[srcIndex];
01273 color1= colorTLIPtr[srcIndex+1];
01274 expandedTLIColorLinePtr[u].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a> (color0, color1, srcIndexPixel&0xff);
01275
01276 <font class="comment">// Next index</font>
01277 srcIndexPixel+=expandFactor;
01278 }
01279 }
01280
01281 <font class="comment">// Last pixel</font>
01282 expandedUserColorLinePtr[dstWidth-1].set565 (colorTilePtr[pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>-1].Color565);
01283 expandedTLIColorLinePtr[dstWidth-1]= colorTLIPtr[pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>-1];
01284
01285 <font class="comment">// Next line</font>
01286 expandedUserColorLinePtr+= dstWidth;
01287 expandedTLIColorLinePtr+= dstWidth;
01288 colorTilePtr+=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>;
01289 colorTLIPtr+=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m3">Width</a>;
01290 }
01291
01292 <font class="comment">// stop MMX if used</font>
01293 <font class="keywordflow">if</font>(asmMMX)
01294 <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>();
01295
01296 <font class="comment">// ** Expand on V</font>
01297 <font class="comment">//=========</font>
01298
01299 <font class="comment">// Expansion factor</font>
01300 expandFactor=((pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m4">Height</a>-1)<<8)/(dstHeight-1);
01301
01302 <font class="comment">// Destination pointer</font>
01303 CRGBA *expandedUserColorPtr= expandedUserColor;
01304 CRGBA *expandedTLIColorPtr= expandedTLIColor;
01305
01306 <font class="comment">// Src pointer</font>
01307 expandedUserColorLinePtr= expandedUserColorLine;
01308 expandedTLIColorLinePtr= expandedTLIColorLine;
01309
01310 <font class="comment">// Copy first row</font>
01311 memcpy(expandedUserColorPtr, expandedUserColorLinePtr, dstWidth*<font class="keyword">sizeof</font>(CRGBA));
01312 memcpy(expandedTLIColorPtr, expandedTLIColorLinePtr, dstWidth*<font class="keyword">sizeof</font>(CRGBA));
01313
01314 <font class="comment">// Next line</font>
01315 expandedUserColorPtr+=dstWidth;
01316 expandedTLIColorPtr+=dstWidth;
01317
01318 <font class="comment">// Index next pixel</font>
01319 uint indexPixel=expandFactor;
01320
01321 <font class="comment">// Go for V</font>
01322 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>=1; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a><dstHeight-1; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>++)
01323 {
01324 <font class="comment">// Color index</font>
01325 uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>=indexPixel>>8;
01326
01327 <font class="comment">// Source pointer</font>
01328 CRGBA *colorTilePtr0= expandedUserColorLine + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>*dstWidth;
01329 CRGBA *colorTilePtr1= expandedUserColorLine + (<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>+1)*dstWidth;
01330 CRGBA *colorTLIPtr0= expandedTLIColorLine + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>*dstWidth;
01331 CRGBA *colorTLIPtr1= expandedTLIColorLine + (<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>+1)*dstWidth;
01332
01333 <font class="comment">// MMX implementation.</font>
01334 <font class="comment">//-------------</font>
01335 <font class="keywordflow">if</font>(asmMMX)
01336 {
01337 <a class="code" href="texture__far_8cpp.html#a3">NL3D_asmBlendLines</a>(expandedUserColorPtr, colorTilePtr0, colorTilePtr1, indexPixel, dstWidth);
01338 <a class="code" href="texture__far_8cpp.html#a3">NL3D_asmBlendLines</a>(expandedTLIColorPtr, colorTLIPtr0, colorTLIPtr1, indexPixel, dstWidth);
01339 }
01340 <font class="comment">// C implementation</font>
01341 <font class="comment">//-------------</font>
01342 <font class="keywordflow">else</font>
01343 {
01344 <font class="comment">// Copy the row</font>
01345 <font class="keywordflow">for</font> (u=0; u<dstWidth; u++)
01346 {
01347 expandedUserColorPtr[u].blendFromui (colorTilePtr0[u], colorTilePtr1[u], indexPixel&0xff);
01348 expandedTLIColorPtr[u].blendFromui (colorTLIPtr0[u], colorTLIPtr1[u], indexPixel&0xff);
01349 }
01350 }
01351
01352 <font class="comment">// Next index</font>
01353 indexPixel+=expandFactor;
01354
01355 <font class="comment">// Next line</font>
01356 expandedUserColorPtr+=dstWidth;
01357 expandedTLIColorPtr+=dstWidth;
01358 }
01359
01360 <font class="comment">// stop MMX if used</font>
01361 <font class="keywordflow">if</font>(asmMMX)
01362 <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>();
01363
01364 <font class="comment">// Last row</font>
01365 <font class="comment">// Destination pointer</font>
01366 expandedUserColorPtr= expandedUserColor + dstWidth*(dstHeight-1);
01367 expandedTLIColorPtr= expandedTLIColor + dstWidth*(dstHeight-1);
01368 <font class="comment">// Src pointer</font>
01369 expandedUserColorLinePtr= expandedUserColorLine + dstWidth*(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m4">Height</a>-1);
01370 expandedTLIColorLinePtr= expandedTLIColorLine + dstWidth*(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m4">Height</a>-1);
01371
01372 <font class="comment">// Copy last row</font>
01373 memcpy(expandedUserColorPtr, expandedUserColorLinePtr, dstWidth*<font class="keyword">sizeof</font>(CRGBA));
01374 memcpy(expandedTLIColorPtr, expandedTLIColorLinePtr, dstWidth*<font class="keyword">sizeof</font>(CRGBA));
01375
01376 <font class="comment">// *** Now combine with shading</font>
01377 <font class="comment">//=========</font>
01378
01379 <font class="comment">// Switch to the optimal method for each expansion value</font>
01380 <font class="keywordflow">switch</font> (pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m5">MulFactor</a>)
01381 {
01382 <font class="keywordflow">case</font> 1:
01383 {
01384 <font class="comment">// Make 4x4 -> 1x1 blend</font>
01385 CRGBA *lineUSCPtr= expandedUserColor;
01386 CRGBA *lineTLIPtr= expandedTLIColor;
01387 CRGBA *lineDestPtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m7">DstPixels</a>;
01388 <font class="keyword">const</font> uint8 *lineLumelPtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m2">LumelTile</a>;
01389 uint lineWidth=dstWidth<<2;
01390 uint lineWidthx2=lineWidth<<1;
01391 uint lineWidthx3=lineWidthx2+lineWidth;
01392 uint lineWidthx4=lineWidth<<2;
01393
01394 <font class="comment">// For each line</font>
01395 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a><dstHeight; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>++)
01396 {
01397 <font class="comment">// MMX implementation.</font>
01398 <font class="comment">//-------------</font>
01399 <font class="keywordflow">if</font>(asmMMX)
01400 {
01401 <a class="code" href="texture__far_8cpp.html#a4">NL3D_asmAssembleShading1x1</a>(lineLumelPtr, pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>, lineTLIPtr, lineUSCPtr, lineDestPtr,
01402 lineWidth, dstWidth);
01403 }
01404 <font class="comment">// C implementation</font>
01405 <font class="comment">//-------------</font>
01406 <font class="keywordflow">else</font>
01407 {
01408 <font class="comment">// For each lumel block</font>
01409 <font class="keywordflow">for</font> (u=0; u<dstWidth; u++)
01410 {
01411 <font class="comment">// index</font>
01412 uint lumelIndex=u<<2;
01413
01414 <font class="comment">// Shading is filtred</font>
01415 uint shading=
01416 ((uint)lineLumelPtr[lumelIndex]+(uint)lineLumelPtr[lumelIndex+1]+(uint)lineLumelPtr[lumelIndex+2]+(uint)lineLumelPtr[lumelIndex+3]
01417 +(uint)lineLumelPtr[lumelIndex+lineWidth]+(uint)lineLumelPtr[lumelIndex+1+lineWidth]+(uint)lineLumelPtr[lumelIndex+2+lineWidth]+(uint)lineLumelPtr[lumelIndex+3+lineWidth]
01418 +(uint)lineLumelPtr[lumelIndex+lineWidthx2]+(uint)lineLumelPtr[lumelIndex+1+lineWidthx2]+(uint)lineLumelPtr[lumelIndex+2+lineWidthx2]+(uint)lineLumelPtr[lumelIndex+3+lineWidthx2]
01419 +(uint)lineLumelPtr[lumelIndex+lineWidthx3]+(uint)lineLumelPtr[lumelIndex+1+lineWidthx3]+(uint)lineLumelPtr[lumelIndex+2+lineWidthx3]+(uint)lineLumelPtr[lumelIndex+3+lineWidthx3]
01420 )>>4;
01421
01422 <font class="comment">// Add shading with TLI color.</font>
01423 CRGBA col;
01424 col.addRGBOnly(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>[shading], lineTLIPtr[u]);
01425
01426 <font class="comment">// Mul by the userColor</font>
01427 lineDestPtr[u].modulateFromColorRGBOnly(col, lineUSCPtr[u]);
01428 }
01429 }
01430
01431 <font class="comment">// Next line</font>
01432 lineUSCPtr+=dstWidth;
01433 lineTLIPtr+=dstWidth;
01434 lineDestPtr+=dstWidth;
01435 lineLumelPtr+=lineWidthx4;
01436 }
01437 <font class="keywordflow">break</font>;
01438 }
01439 <font class="keywordflow">case</font> 2:
01440 {
01441 <font class="comment">// Make 2x2 -> 1x1 blend</font>
01442 CRGBA *lineUSCPtr= expandedUserColor;
01443 CRGBA *lineTLIPtr= expandedTLIColor;
01444 CRGBA *lineDestPtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m7">DstPixels</a>;
01445 <font class="keyword">const</font> uint8 *lineLumelPtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m2">LumelTile</a>;
01446 uint lineWidth=dstWidth*2;
01447 uint lineWidthx2=lineWidth<<1;
01448
01449 <font class="comment">// For each line</font>
01450 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a><dstHeight; <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>++)
01451 {
01452 <font class="comment">// MMX implementation.</font>
01453 <font class="comment">//-------------</font>
01454 <font class="keywordflow">if</font>(asmMMX)
01455 {
01456 <a class="code" href="texture__far_8cpp.html#a5">NL3D_asmAssembleShading2x2</a>(lineLumelPtr, pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>, lineTLIPtr, lineUSCPtr, lineDestPtr,
01457 lineWidth, dstWidth);
01458 }
01459 <font class="comment">// C implementation</font>
01460 <font class="comment">//-------------</font>
01461 <font class="keywordflow">else</font>
01462 {
01463 <font class="comment">// For each lumel block</font>
01464 <font class="keywordflow">for</font> (u=0; u<dstWidth; u++)
01465 {
01466 <font class="comment">// index</font>
01467 uint lumelIndex=u<<1;
01468
01469 <font class="comment">// Shading is filtred</font>
01470 uint shading=
01471 ((uint)lineLumelPtr[lumelIndex]+(uint)lineLumelPtr[lumelIndex+1]+(uint)lineLumelPtr[lumelIndex+lineWidth]+(uint)lineLumelPtr[lumelIndex+1+lineWidth])>>2;
01472
01473 <font class="comment">// Add shading with TLI color.</font>
01474 CRGBA col;
01475 col.addRGBOnly(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>[shading], lineTLIPtr[u]);
01476
01477 <font class="comment">// Mul by the userColor</font>
01478 lineDestPtr[u].modulateFromColorRGBOnly(col, lineUSCPtr[u]);
01479 }
01480 }
01481
01482 <font class="comment">// Next line</font>
01483 lineUSCPtr+=dstWidth;
01484 lineTLIPtr+=dstWidth;
01485 lineDestPtr+=dstWidth;
01486 lineLumelPtr+=lineWidthx2;
01487 }
01488 <font class="keywordflow">break</font>;
01489 }
01490
01491 <font class="keywordflow">case</font> 4:
01492 <font class="comment">// Make copy</font>
01493 CRGBA *lineUSCPtr= expandedUserColor;
01494 CRGBA *lineTLIPtr= expandedTLIColor;
01495 CRGBA *lineDestPtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m7">DstPixels</a>;
01496 <font class="keyword">const</font> uint8 *lineLumelPtr=pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m2">LumelTile</a>;
01497 uint nbTexel=dstWidth*dstHeight;
01498
01499 <font class="comment">// MMX implementation.</font>
01500 <font class="comment">//-------------</font>
01501 <font class="keywordflow">if</font>(asmMMX)
01502 {
01503 <a class="code" href="texture__far_8cpp.html#a6">NL3D_asmAssembleShading4x4</a>(lineLumelPtr, pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>, lineTLIPtr, lineUSCPtr, lineDestPtr,
01504 nbTexel);
01505 }
01506 <font class="comment">// C implementation</font>
01507 <font class="comment">//-------------</font>
01508 <font class="keywordflow">else</font>
01509 {
01510 <font class="comment">// For each pixel</font>
01511 <font class="keywordflow">for</font> (u=0; u<nbTexel; u++)
01512 {
01513 <font class="comment">// Shading is filtred</font>
01514 uint shading=lineLumelPtr[u];
01515
01516 <font class="comment">// Add shading with TLI color.</font>
01517 CRGBA col;
01518 col.addRGBOnly(pLightmap-><a class="code" href="structNL3D__CExpandLightmap.html#m6">StaticLightColor</a>[shading], lineTLIPtr[u]);
01519
01520 <font class="comment">// Mul by the userColor</font>
01521 lineDestPtr[u].modulateFromColorRGBOnly(col, lineUSCPtr[u]);
01522 }
01523 }
01524 <font class="keywordflow">break</font>;
01525 }
01526
01527 <font class="comment">// stop MMX if used</font>
01528 <font class="keywordflow">if</font>(asmMMX)
01529 <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>();
01530
01531 }
01532
01533
01534 <font class="comment">// ***************************************************************************</font>
01535 <font class="comment">// ***************************************************************************</font>
01536 <font class="comment">// NL3D_drawFarTileInFar*. C and Asm Part</font>
01537 <font class="comment">// ***************************************************************************</font>
01538 <font class="comment">// ***************************************************************************</font>
01539
01540
01541 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01542 <font class="preprocessor"></font>
01543
01544 <font class="comment">// ***************************************************************************</font>
01545 <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a8">NL3D_asmModulateLineColors</a>(CRGBA *dst, <font class="keyword">const</font> CRGBA *src0, <font class="keyword">const</font> CRGBA *src1,
01546 uint len, uint src0DeltaX, uint dstDeltaX)
01547 {
01548 <font class="keyword">static</font> uint64 blank= 0;
01549 <font class="keywordflow">if</font>(len==0)
01550 <font class="keywordflow">return</font>;
01551
01552 __asm
01553 {
01554 movq mm7, blank
01555
01556 mov esi, src0 <font class="comment">// esi point to src Pixels</font>
01557 mov edx, src1 <font class="comment">// edx point to src lighting pixels</font>
01558 mov edi, dst
01559 mov ecx, len
01560 <font class="comment">// compute increments for esi and edi</font>
01561 mov eax, src0DeltaX
01562 mov ebx, dstDeltaX
01563 sal eax, 2
01564 sal ebx, 2
01565
01566 myLoop:
01567 <font class="comment">// read colors</font>
01568 movd mm0, [esi]
01569 movd mm1, [edx]
01570
01571 <font class="comment">// mul mm0 and mm1</font>
01572 punpcklbw mm0, mm7
01573 punpcklbw mm1, mm7
01574 pmullw mm0, mm1
01575 psrlw mm0, 8
01576 <font class="comment">// pack</font>
01577 packuswb mm0, mm0
01578
01579 <font class="comment">// out</font>
01580 movd [edi], mm0
01581
01582 <font class="comment">// increment</font>
01583 add esi, eax
01584 add edi, ebx
01585 add edx, 4
01586 dec ecx
01587 jnz myLoop
01588 }
01589 }
01590
01591
01592 <font class="comment">// ***************************************************************************</font>
01593 <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a9">NL3D_asmModulateAndBlendLineColors</a>(CRGBA *dst, <font class="keyword">const</font> CRGBA *src0, <font class="keyword">const</font> CRGBA *src1,
01594 uint len, uint src0DeltaX, uint dstDeltaX)
01595 {
01596 <font class="keyword">static</font> uint64 blank= 0;
01597 <font class="keyword">static</font> uint64 one= 0x0100010001000100;
01598 <font class="keywordflow">if</font>(len==0)
01599 <font class="keywordflow">return</font>;
01600
01601 __asm
01602 {
01603 movq mm7, blank
01604 movq mm6, one
01605
01606 mov esi, src0 <font class="comment">// esi point to src Pixels</font>
01607 mov edx, src1 <font class="comment">// edx point to src lighting pixels</font>
01608 mov edi, dst
01609 mov ecx, len
01610 <font class="comment">// compute increments for esi and edi</font>
01611 mov eax, src0DeltaX
01612 mov ebx, dstDeltaX
01613 sal eax, 2
01614 sal ebx, 2
01615
01616 myLoop:
01617 <font class="comment">// read colors</font>
01618 movd mm0, [esi]
01619 movd mm1, [edx]
01620
01621 <font class="comment">// save and unpack Alpha. NB: ABGR</font>
01622 movq mm2, mm0
01623 psrld mm2, 24 <font class="comment">// mm2= 0000 0000 0000 00AA</font>
01624 punpckldq mm2, mm2 <font class="comment">// mm2= 0000 00AA 0000 00AA</font>
01625 packssdw mm2, mm2 <font class="comment">// mm2= 00AA 00AA 00AA 00AA</font>
01626 <font class="comment">// negate with 256.</font>
01627 movq mm3, mm6
01628 psubusw mm3, mm2
01629
01630 <font class="comment">// mul mm0 and mm1</font>
01631 punpcklbw mm0, mm7
01632 punpcklbw mm1, mm7
01633 pmullw mm0, mm1
01634 psrlw mm0, 8
01635
01636 <font class="comment">// Alpha Blend with mm3 and mm2</font>
01637 movd mm1, [edi] <font class="comment">// read dest</font>
01638 punpcklbw mm1, mm7
01639 pmullw mm0, mm2 <font class="comment">// mm0= srcColor*A</font>
01640 pmullw mm1, mm3 <font class="comment">// mm1= dstColor*(1-A)</font>
01641
01642 <font class="comment">// add and pack</font>
01643 paddusw mm0, mm1
01644 psrlw mm0, 8
01645 packuswb mm0, mm0
01646
01647 <font class="comment">// out</font>
01648 movd [edi], mm0
01649
01650 <font class="comment">// increment</font>
01651 add esi, eax
01652 add edi, ebx
01653 add edx, 4
01654 dec ecx
01655 jnz myLoop
01656 }
01657 }
01658
01659
01660 <font class="preprocessor">#else // NL_OS_WINDOWS</font>
01661 <font class="preprocessor"></font>
01662 <font class="comment">// Dummy for non-windows platforms</font>
<a name="l01663"></a><a class="code" href="texture__far_8cpp.html#a8">01663</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a8">NL3D_asmModulateLineColors</a>(CRGBA *dst, <font class="keyword">const</font> CRGBA *src0, <font class="keyword">const</font> CRGBA *src1,
01664 uint len, uint src0DeltaX, uint dstDeltaX)
01665 {
01666 }
<a name="l01667"></a><a class="code" href="texture__far_8cpp.html#a9">01667</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a9">NL3D_asmModulateAndBlendLineColors</a>(CRGBA *dst, <font class="keyword">const</font> CRGBA *src0, <font class="keyword">const</font> CRGBA *src1,
01668 uint len, uint src0DeltaX, uint dstDeltaX)
01669 {
01670 }
01671
01672 <font class="preprocessor">#endif</font>
01673 <font class="preprocessor"></font>
01674 <font class="comment">// ***************************************************************************</font>
<a name="l01675"></a><a class="code" href="texture__far_8cpp.html#a10">01675</a> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a10">NL3D_drawFarTileInFarTexture</a> (<font class="keyword">const</font> <a class="code" href="structNL3D__CComputeTileFar.html">NL3D_CComputeTileFar</a>* pTileFar)
01676 {
01677 <font class="comment">// Pointer of the Src diffuse pixels</font>
01678 <font class="keyword">const</font> CRGBA* pSrcPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>;
01679
01680 <font class="comment">// Pointer of the Dst pixels</font>
01681 <font class="keyword">const</font> CRGBA* pSrcLightPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m4">SrcLightingPixels</a>;
01682
01683 <font class="comment">// Pointer of the Dst pixels</font>
01684 CRGBA* pDstPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m6">DstPixels</a>;
01685
01686 <font class="comment">// For each pixels</font>
01687 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01688 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01689 {
01690 <font class="comment">// MMX implementation</font>
01691 <font class="comment">//---------</font>
01692 <font class="keywordflow">if</font>(pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m10">AsmMMX</a>)
01693 {
01694 <a class="code" href="texture__far_8cpp.html#a8">NL3D_asmModulateLineColors</a>(pDstPixels, pSrcPixels, pSrcLightPixels,
01695 pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>, pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>, pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>);
01696 }
01697 <font class="comment">// C Implementation.</font>
01698 <font class="comment">//---------</font>
01699 <font class="keywordflow">else</font>
01700 {
01701 <font class="comment">// Pointer of the source line</font>
01702 <font class="keyword">const</font> CRGBA* pSrcLine=pSrcPixels;
01703
01704 <font class="comment">// Pointer of the source lighting line</font>
01705 <font class="keyword">const</font> CRGBA* pSrcLightingLine=pSrcLightPixels;
01706
01707 <font class="comment">// Pointer of the destination line</font>
01708 CRGBA* pDstLine=pDstPixels;
01709
01710 <font class="comment">// For each pixels on the line</font>
01711 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01712 {
01713 <font class="comment">// Read and write a pixel</font>
01714 pDstLine->R=(uint8)(((uint)pSrcLine->R*(uint)pSrcLightingLine->R)>>8);
01715 pDstLine->G=(uint8)(((uint)pSrcLine->G*(uint)pSrcLightingLine->G)>>8);
01716 pDstLine->B=(uint8)(((uint)pSrcLine->B*(uint)pSrcLightingLine->B)>>8);
01717
01718 <font class="comment">// Next pixel</font>
01719 pSrcLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>;
01720 pSrcLightingLine++;
01721 pDstLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>;
01722 }
01723 }
01724
01725 <font class="comment">// Next line</font>
01726 pSrcPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>;
01727 pSrcLightPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m5">SrcLightingDeltaY</a>;
01728 pDstPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m8">DstDeltaY</a>;
01729 }
01730
01731 <font class="comment">// stop MMX if used</font>
01732 <font class="keywordflow">if</font>(pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m10">AsmMMX</a>)
01733 <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>();
01734 }
01735
01736
01737 <font class="comment">// ***************************************************************************</font>
<a name="l01738"></a><a class="code" href="texture__far_8cpp.html#a11">01738</a> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a11">NL3D_drawFarTileInFarTextureAlpha</a> (<font class="keyword">const</font> <a class="code" href="structNL3D__CComputeTileFar.html">NL3D_CComputeTileFar</a>* pTileFar)
01739 {
01740 <font class="comment">// Pointer of the Src pixels</font>
01741 <font class="keyword">const</font> CRGBA* pSrcPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>;
01742
01743 <font class="comment">// Pointer of the Dst pixels</font>
01744 <font class="keyword">const</font> CRGBA* pSrcLightPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m4">SrcLightingPixels</a>;
01745
01746 <font class="comment">// Pointer of the Dst pixels</font>
01747 CRGBA* pDstPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m6">DstPixels</a>;
01748
01749 <font class="comment">// Fill the buffer with layer 0</font>
01750 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01751 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01752 {
01753 <font class="comment">// MMX implementation</font>
01754 <font class="comment">//---------</font>
01755 <font class="keywordflow">if</font>(pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m10">AsmMMX</a>)
01756 {
01757 <a class="code" href="texture__far_8cpp.html#a9">NL3D_asmModulateAndBlendLineColors</a>(pDstPixels, pSrcPixels, pSrcLightPixels,
01758 pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>, pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>, pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>);
01759 }
01760 <font class="comment">// C Implementation.</font>
01761 <font class="comment">//---------</font>
01762 <font class="keywordflow">else</font>
01763 {
01764 <font class="comment">// Pointer of the source line</font>
01765 <font class="keyword">const</font> CRGBA* pSrcLine=pSrcPixels;
01766
01767 <font class="comment">// Pointer of the source lighting line</font>
01768 <font class="keyword">const</font> CRGBA* pSrcLightingLine=pSrcLightPixels;
01769
01770 <font class="comment">// Pointer of the Dst pixels</font>
01771 CRGBA* pDstLine=pDstPixels;
01772
01773 <font class="comment">// For each pixels on the line</font>
01774 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01775 {
01776 <font class="comment">// Read and write a pixel</font>
01777 <font class="keyword">register</font> uint <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>=pSrcLine->A;
01778 <font class="keyword">register</font> uint oneLessAlpha=255-pSrcLine->A;
01779 pDstLine->R=(uint8)(((((uint)pSrcLine->R*(uint)pSrcLightingLine->R)>>8)*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>+(uint)pDstLine->R*oneLessAlpha)>>8);
01780 pDstLine->G=(uint8)(((((uint)pSrcLine->G*(uint)pSrcLightingLine->G)>>8)*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>+(uint)pDstLine->G*oneLessAlpha)>>8);
01781 pDstLine->B=(uint8)(((((uint)pSrcLine->B*(uint)pSrcLightingLine->B)>>8)*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>+(uint)pDstLine->B*oneLessAlpha)>>8);
01782
01783 <font class="comment">// Next pixel</font>
01784 pSrcLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>;
01785 pSrcLightingLine++;
01786 pDstLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>;
01787 }
01788 }
01789
01790 <font class="comment">// Next line</font>
01791 pSrcPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>;
01792 pSrcLightPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m5">SrcLightingDeltaY</a>;
01793 pDstPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m8">DstDeltaY</a>;
01794 }
01795
01796 <font class="comment">// stop MMX if used</font>
01797 <font class="keywordflow">if</font>(pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m10">AsmMMX</a>)
01798 <a class="code" href="texture__far_8cpp.html#a0">NL3D_asmEndMMX</a>();
01799 }
01800
01801
01802 <font class="comment">// ***************************************************************************</font>
01803 <font class="comment">// TODO: asm implementation of this function \\//</font>
01804 <font class="comment">//#ifdef NL_NO_ASM</font>
<a name="l01805"></a><a class="code" href="texture__far_8cpp.html#a12">01805</a> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a12">NL3D_drawFarTileInFarTextureAdditive</a> (<font class="keyword">const</font> <a class="code" href="structNL3D__CComputeTileFar.html">NL3D_CComputeTileFar</a>* pTileFar)
01806 {
01807 <font class="comment">// Pointer of the Src diffuse pixels</font>
01808 <font class="keyword">const</font> CRGBA* pSrcPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>;
01809
01810 <font class="comment">// Pointer of the Src additive pixels</font>
01811 <font class="keyword">const</font> CRGBA* pSrcAddPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m1">SrcAdditivePixels</a>;
01812
01813 <font class="comment">// Pointer of the Dst pixels</font>
01814 <font class="keyword">const</font> CRGBA* pSrcLightPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m4">SrcLightingPixels</a>;
01815
01816 <font class="comment">// Pointer of the Dst pixels</font>
01817 CRGBA* pDstPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m6">DstPixels</a>;
01818
01819 <font class="comment">// For each pixels</font>
01820 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01821 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01822 {
01823 <font class="comment">// Pointer of the source line</font>
01824 <font class="keyword">const</font> CRGBA* pSrcLine=pSrcPixels;
01825
01826 <font class="comment">// Pointer of the source line</font>
01827 <font class="keyword">const</font> CRGBA* pSrcAddLine=pSrcAddPixels;
01828
01829 <font class="comment">// Pointer of the source lighting line</font>
01830 <font class="keyword">const</font> CRGBA* pSrcLightingLine=pSrcLightPixels;
01831
01832 <font class="comment">// Pointer of the destination line</font>
01833 CRGBA* pDstLine=pDstPixels;
01834
01835 <font class="comment">// For each pixels on the line</font>
01836 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01837 {
01838 <font class="comment">// Read and write a pixel</font>
01839 uint nTmp=(((uint)pSrcLine->R*(uint)pSrcLightingLine->R)>>8)+(uint)pSrcAddLine->R;
01840 <font class="keywordflow">if</font> (nTmp>255)
01841 nTmp=255;
01842 pDstLine->R=(uint8)nTmp;
01843 nTmp=(((uint)pSrcLine->G*(uint)pSrcLightingLine->G)>>8)+(uint)pSrcAddLine->G;
01844 <font class="keywordflow">if</font> (nTmp>255)
01845 nTmp=255;
01846 pDstLine->G=(uint8)nTmp;
01847 nTmp=(((uint)pSrcLine->B*(uint)pSrcLightingLine->B)>>8)+(uint)pSrcAddLine->B;
01848 <font class="keywordflow">if</font> (nTmp>255)
01849 nTmp=255;
01850 pDstLine->B=(uint8)nTmp;
01851
01852 <font class="comment">// Next pixel</font>
01853 pSrcLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>;
01854 pSrcAddLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>;
01855 pSrcLightingLine++;
01856 pDstLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>;
01857 }
01858
01859 <font class="comment">// Next line</font>
01860 pSrcPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>;
01861 pSrcAddPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>;
01862 pSrcLightPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m5">SrcLightingDeltaY</a>;
01863 pDstPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m8">DstDeltaY</a>;
01864 }
01865 }
01866 <font class="comment">//#endif // NL_NO_ASM</font>
01867
01868
01869 <font class="comment">// ***************************************************************************</font>
01870 <font class="comment">// TODO: asm implementation of this function \\//</font>
01871 <font class="comment">//#ifdef NL_NO_ASM</font>
<a name="l01872"></a><a class="code" href="texture__far_8cpp.html#a13">01872</a> <font class="keywordtype">void</font> <a class="code" href="texture__far_8cpp.html#a13">NL3D_drawFarTileInFarTextureAdditiveAlpha</a> (<font class="keyword">const</font> <a class="code" href="structNL3D__CComputeTileFar.html">NL3D_CComputeTileFar</a>* pTileFar)
01873 {
01874 <font class="comment">// Pointer of the Src pixels</font>
01875 <font class="keyword">const</font> CRGBA* pSrcPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m0">SrcDiffusePixels</a>;
01876
01877 <font class="comment">// Pointer of the Src pixels</font>
01878 <font class="keyword">const</font> CRGBA* pSrcAddPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m1">SrcAdditivePixels</a>;
01879
01880 <font class="comment">// Pointer of the Dst pixels</font>
01881 <font class="keyword">const</font> CRGBA* pSrcLightPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m4">SrcLightingPixels</a>;
01882
01883 <font class="comment">// Pointer of the Dst pixels</font>
01884 CRGBA* pDstPixels=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m6">DstPixels</a>;
01885
01886 <font class="comment">// Fill the buffer with layer 0</font>
01887 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01888 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01889 {
01890 <font class="comment">// Pointer of the source line</font>
01891 <font class="keyword">const</font> CRGBA* pSrcLine=pSrcPixels;
01892
01893 <font class="comment">// Pointer of the source line</font>
01894 <font class="keyword">const</font> CRGBA* pSrcAddLine=pSrcAddPixels;
01895
01896 <font class="comment">// Pointer of the source lighting line</font>
01897 <font class="keyword">const</font> CRGBA* pSrcLightingLine=pSrcLightPixels;
01898
01899 <font class="comment">// Pointer of the Dst pixels</font>
01900 CRGBA* pDstLine=pDstPixels;
01901
01902 <font class="comment">// For each pixels on the line</font>
01903 <font class="keywordflow">for</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m9">Size</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01904 {
01905 <font class="comment">// Read and write a pixel</font>
01906 <font class="keyword">register</font> uint <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>=pSrcLine->A;
01907 <font class="keyword">register</font> uint oneLessAlpha=255-pSrcLine->A;
01908
01909 <font class="comment">// Read and write a pixel</font>
01910 uint nTmp=(((uint)pSrcLine->R*(uint)pSrcLightingLine->R)>>8)+(uint)pSrcAddLine->R;
01911 <font class="keywordflow">if</font> (nTmp>255)
01912 nTmp=255;
01913 pDstLine->R=(uint8)((nTmp*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>+pDstLine->R*oneLessAlpha)>>8);
01914 nTmp=(((uint)pSrcLine->G*(uint)pSrcLightingLine->G)>>8)+(uint)pSrcAddLine->G;
01915 <font class="keywordflow">if</font> (nTmp>255)
01916 nTmp=255;
01917 pDstLine->G=(uint8)((nTmp*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>+pDstLine->G*oneLessAlpha)>>8);
01918 nTmp=(((uint)pSrcLine->B*(uint)pSrcLightingLine->B)>>8)+(uint)pSrcAddLine->B;
01919 <font class="keywordflow">if</font> (nTmp>255)
01920 nTmp=255;
01921 pDstLine->B=(uint8)((nTmp*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>+pDstLine->B*oneLessAlpha)>>8);
01922
01923 <font class="comment">// Next pixel</font>
01924 pSrcLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>;
01925 pSrcAddLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m2">SrcDeltaX</a>;
01926 pSrcLightingLine++;
01927 pDstLine+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m7">DstDeltaX</a>;
01928 }
01929
01930 <font class="comment">// Next line</font>
01931 pSrcPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>;
01932 pSrcAddPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m3">SrcDeltaY</a>;
01933 pSrcLightPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m5">SrcLightingDeltaY</a>;
01934 pDstPixels+=pTileFar-><a class="code" href="structNL3D__CComputeTileFar.html#m8">DstDeltaY</a>;
01935 }
01936 }
01937 <font class="comment">//#endif // NL_NO_ASM</font>
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