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<hr><h1>fasthls_modifier.cpp</h1><a href="fasthls__modifier_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000-2002 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
00027 <font class="preprocessor">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font>
00028 <font class="preprocessor">#include "<a class="code" href="fasthls__modifier_8h.html">3d/fasthls_modifier.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="fast__floor_8h.html">3d/fast_floor.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="bitmap_8h.html">nel/misc/bitmap.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="system__info_8h.html">nel/misc/system_info.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="algo_8h.html">nel/misc/algo.h</a>"</font>
00033
00034
00035 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00036 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00037
00038
00039 <font class="keyword">namespace </font>NL3D
00040 {
00041
00042 <font class="comment">// ***************************************************************************</font>
<a name="l00043"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#r0">00043</a> CFastHLSModifier *CFastHLSModifier::_Instance= NULL;
00044
00045
00046 <font class="comment">// ***************************************************************************</font>
<a name="l00047"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#c0">00047</a> CFastHLSModifier::CFastHLSModifier()
00048 {
00049 uint i;
00050 <font class="comment">// build the HueTable.</font>
00051 <font class="keywordflow">for</font>(i=0;i<<a class="code" href="classNL3D_1_1CFastHLSModifier.html#u1u0">HueTableSize</a>;i++)
00052 {
00053 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o0">_HueTable</a>[i].buildFromHLS(360.0f*i/<a class="code" href="classNL3D_1_1CFastHLSModifier.html#u1u0">HueTableSize</a>, 0.5f, 1);
00054 }
00055 <font class="comment">// build conversion from uint16 to HLS.</font>
00056 <font class="keywordflow">for</font>(i=0;i<65536;i++)
00057 {
00058 CRGBA col;
00059 col.set565(i);
00060 <font class="keywordtype">float</font> h,<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>;
00061 col.convertToHLS(h,<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>);
00062 h= (float)floor(255*(h/360.f)+0.5f);
00063 <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>= (float)floor(255*<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>+0.5f);
00064 <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>= (float)floor(255*<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>+0.5f);
00065 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(h,0,255);
00066 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>,0,255);
00067 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>,0,255);
00068 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o1">_Color16ToHLS</a>[i].<a class="code" href="structNL3D_1_1CFastHLSModifier_1_1CHLSA.html#m0">H</a>= (uint8)h;
00069 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o1">_Color16ToHLS</a>[i].<a class="code" href="structNL3D_1_1CFastHLSModifier_1_1CHLSA.html#m1">L</a>= (uint8)<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>;
00070 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o1">_Color16ToHLS</a>[i].<a class="code" href="structNL3D_1_1CFastHLSModifier_1_1CHLSA.html#m2">S</a>= (uint8)<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>;
00071 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o1">_Color16ToHLS</a>[i].<a class="code" href="structNL3D_1_1CFastHLSModifier_1_1CHLSA.html#m3">A</a>= 255;
00072 }
00073 }
00074
00075
00076 <font class="comment">// ***************************************************************************</font>
<a name="l00077"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#d0">00077</a> CFastHLSModifier &CFastHLSModifier::getInstance()
00078 {
00079 <font class="keywordflow">if</font>(!<a class="code" href="classNL3D_1_1CFastHLSModifier.html#r0">_Instance</a>)
00080 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#r0">_Instance</a>= <font class="keyword">new</font> <a class="code" href="classNL3D_1_1CFastHLSModifier.html#c0">CFastHLSModifier</a>;
00081 <font class="keywordflow">return</font> *<a class="code" href="classNL3D_1_1CFastHLSModifier.html#r0">_Instance</a>;
00082 }
00083
00084
00085 <font class="comment">// ***************************************************************************</font>
<a name="l00086"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#a0">00086</a> CRGBA CFastHLSModifier::convert(uint H, uint L, uint S)
00087 {
00088 <font class="keyword">static</font> CRGBA gray(128,128,128);
00089 L+= L>>7;
00090 S+= S>>7;
00091 <font class="comment">// H.</font>
00092 CRGBA col= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o0">_HueTable</a>[H];
00093 <font class="comment">// S.</font>
00094 col.blendFromuiRGBOnly(gray, col, S);
00095 <font class="comment">// L.</font>
00096 <font class="keywordflow">if</font>(L<=128)
00097 {
00098 col.modulateFromuiRGBOnly(col, L*2);
00099 }
00100 <font class="keywordflow">else</font>
00101 {
00102 col.blendFromuiRGBOnly(col, CRGBA::White, (L-128)*2 );
00103 }
00104
00105 <font class="keywordflow">return</font> col;
00106 }
00107
00108
00109 <font class="comment">// ***************************************************************************</font>
<a name="l00110"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#a3">00110</a> uint16 CFastHLSModifier::applyHLSMod(uint16 colorIn, uint8 dHue, uint dLum, uint dSat)
00111 {
00112 <font class="keyword">static</font> uint64 mmBlank = 0;
00113 <font class="keyword">static</font> uint64 mmOne = 0x00FF00FF00FF00FF;
00114 <font class="keyword">static</font> uint64 mmGray = 0x0080008000800080;
00115 <font class="keyword">static</font> uint64 mmInterpBufer[4]= {0,0,0,0x00FF00FF00FF00FF};
00116
00117 <font class="comment">/*</font>
00118 <font class="comment"> dLum is actually 0xFFFFFF00 + realDLum</font>
00119 <font class="comment"> dSat is actually 0xFFFFFF00 + realDSat</font>
00120 <font class="comment"> */</font>
00121
00122 uint16 retVal;
00123
00124 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00125 <font class="preprocessor"></font> <font class="keywordflow">if</font>(CSystemInfo::hasMMX())
00126 {
00127 __asm
00128 {
00129 mov edi, <a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> mmInterpBufer
00130 mov ecx, <font class="keyword">this</font>
00131
00132 <font class="comment">// get HLS in edx.</font>
00133 mov eax, 0
00134 mov ebx, 0
00135 lea esi, [ecx]<font class="keyword">this</font>._Color16ToHLS
00136 mov ax, colorIn
00137 mov edx, [esi+ eax*4]
00138
00139 <font class="comment">// apply dh to H (ie dl!). Auto-wrap.</font>
00140 add dl, dHue
00141 <font class="comment">// get the color into mm0</font>
00142 mov bl, dl
00143 lea esi, [ecx]<font class="keyword">this</font>._HueTable
00144 movd mm0, [esi+ ebx*4]
00145 punpcklbw mm0, mmBlank
00146
00147 <font class="comment">// get L into eax and S into ebx</font>
00148 mov eax, edx
00149 mov ebx, edx
00150 shr eax, 8
00151 shr ebx, 16
00152 and eax, 255
00153 and ebx, 255
00154 <font class="comment">// add dLum/dSat and clamp to 1.</font>
00155 add eax, dLum
00156 sbb ecx, ecx <font class="comment">// ecx= FFFFFFFF if carry.</font>
00157 add ebx, dSat
00158 sbb edx, edx
00159 or eax, ecx <font class="comment">// eax= FFFFFFFF if carry was set</font>
00160 or ebx, edx
00161 <font class="comment">// add Magic delta, and clamp to 0.</font>
00162 add eax, 256
00163 sbb ecx, ecx <font class="comment">// ecx= 0 if carry not set => result below 0.</font>
00164 add ebx, 256
00165 sbb edx, edx
00166 and eax, ecx <font class="comment">// eax= 0 if result was below 0</font>
00167 and ebx, edx
00168
00169 <font class="comment">// Load Sat/(1-Sat) into MMX</font>
00170 movd mm2, ebx
00171 movq mm3, mmOne
00172 punpckldq mm2, mm2 <font class="comment">// mm2= 0000 00AA 0000 00AA</font>
00173 packssdw mm2, mm2 <font class="comment">// mm2= 00AA 00AA 00AA 00AA</font>
00174 movq mm1, mmGray
00175 psubusw mm3, mm2 <font class="comment">// mm3= 1-sat.</font>
00176 <font class="comment">// combine Color and Sat</font>
00177 pmullw mm0, mm2 <font class="comment">// mm0= color*sat</font>
00178 pmullw mm1, mm3 <font class="comment">// mm1= gray*(1-sat)</font>
00179 paddusw mm0, mm1 <font class="comment">// mm0= color saturated</font>
00180 <font class="comment">// shift and store into the buffer for Luminance interpolation</font>
00181 psrlw mm0, 8
00182 movq [edi+ 8], mm0
00183 movq [edi+ 16], mm0
00184
00185 <font class="comment">// use edx as index for luminance: 0: L=0 to 127. 1: L=128 to 255.</font>
00186 mov edx, eax
00187 shl eax, 1
00188 shr edx, 7
00189 and eax, 255 <font class="comment">// 0-127 and 128-255 transform auto to 0-254</font>
00190 <font class="comment">// expand 0-254 to 0-255</font>
00191 mov ecx, eax
00192 shl edx, 4
00193 shr ecx, 7
00194 add eax, ecx
00195
00196 <font class="comment">// Combine color and Luminance into MMX. interpolate 0->col or col->white according to edx.</font>
00197 <font class="comment">// Load Lum/(1-Lum) into MMX</font>
00198 movd mm2, eax
00199 movq mm3, mmOne
00200 punpckldq mm2, mm2 <font class="comment">// mm2= 0000 00AA 0000 00AA</font>
00201 packssdw mm2, mm2 <font class="comment">// mm2= 00AA 00AA 00AA 00AA</font>
00202 psubusw mm3, mm2 <font class="comment">// mm3= 1-lum.</font>
00203 <font class="comment">// Combine color and Sat into MMX</font>
00204 movq mm0, [edi+ edx]
00205 movq mm1, [edi+ edx + 8]
00206 pmullw mm0, mm3 <font class="comment">// mm0= color0*(1-lum)</font>
00207 pmullw mm1, mm2 <font class="comment">// mm1= color1*lum</font>
00208 paddusw mm0, mm1 <font class="comment">// mm0= final color</font>
00209
00210 <font class="comment">// shift and unpack</font>
00211 psrlw mm0, 8
00212 packuswb mm0, mm0
00213 movd eax, mm0
00214
00215 <font class="comment">// pack to 16bits.</font>
00216 mov ebx, eax
00217 mov ecx, eax
00218 shl eax, 8 <font class="comment">// Red</font>
00219 shr ebx, 5 <font class="comment">// Green</font>
00220 shr ecx, 19 <font class="comment">// Blue</font>
00221 and eax, 0xF800
00222 and ebx, 0x07E0
00223 and ecx, 0x001F
00224 or eax, ebx
00225 or eax, ecx
00226
00227 mov retVal, ax
00228 }
00229 }
00230 <font class="keywordflow">else</font>
00231 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
00232 <font class="preprocessor"></font> {
00233 CHLSA hls= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#o1">_Color16ToHLS</a>[colorIn];
00234 <font class="comment">// apply (C version) Dhue, dLum and dSat</font>
00235 hls.<a class="code" href="structNL3D_1_1CFastHLSModifier_1_1CHLSA.html#m0">H</a>= (uint8)(hls.H + dHue);
00236 sint <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>= (sint)hls.L + (sint)(dLum-0xFFFFFF00);
00237 fastClamp8(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00238 hls.L= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
00239 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>= (sint)hls.S + (sint)(dSat-0xFFFFFF00);
00240 fastClamp8(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00241 hls.S= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
00242
00243 CRGBA ret= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#a0">convert</a>(hls.H, hls.L, hls.S);
00244 retVal= ret.get565();
00245 }
00246
00247 <font class="keywordflow">return</font> retVal;
00248 }
00249
00250
00251 <font class="comment">// ***************************************************************************</font>
<a name="l00252"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#c1">00252</a> <font class="keywordtype">void</font> CFastHLSModifier::convertDDSBitmapDXTC1Or1A(CBitmap &dst, <font class="keyword">const</font> CBitmap &<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, uint8 dh, uint dLum, uint dSat)
00253 {
00254 uint W= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getWidth();
00255 uint H= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getHeight();
00256
00257 <font class="keyword">const</font> uint8 *srcPix= &(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixels()[0]);
00258 uint8 *dstPix= &(dst.getPixels()[0]);
00259 uint numBlock= (W*H)/16;
00260
00261 <font class="comment">/*</font>
00262 <font class="comment"> need to swap color and bits for DXTC1 or DXTC1A.</font>
00263 <font class="comment"> */</font>
00264
00265 <font class="keyword">static</font> uint32 bitLUT[8]= {
00266 1,0,3,2, <font class="comment">// reverse std order</font>
00267 1,0,2,3, <font class="comment">// reverse order for "special 0/black packing"</font>
00268 };
00269
00270 <font class="comment">// Do not use alpha mask for now.</font>
00271 <font class="keywordflow">for</font>(;numBlock>0;numBlock--)
00272 {
00273 uint16 srcCol0= ((uint16*)srcPix)[0];
00274 uint16 srcCol1= ((uint16*)srcPix)[1];
00275 <font class="keywordtype">bool</font> srcSign= srcCol0>srcCol1;
00276 <font class="comment">// apply modifiers for 2 colors.</font>
00277 uint16 dstCol0= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#a3">applyHLSMod</a>(srcCol0, dh,dLum,dSat);
00278 uint16 dstCol1= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#a3">applyHLSMod</a>(srcCol1, dh,dLum,dSat);
00279 <font class="keywordtype">bool</font> dstSign= dstCol0>dstCol1;
00280 <font class="keywordflow">if</font>((uint)dstSign!=(uint)srcSign)
00281 {
00282 swap(dstCol0,dstCol1);
00283 <font class="comment">// must change bits too!</font>
00284 uint32 srcBits= ((uint32*)srcPix)[1];
00285 uint32 dstBits= 0;
00286 <font class="comment">// take correct lut according to original sign</font>
00287 uint32 *lut;
00288 <font class="keywordflow">if</font>(srcCol0>srcCol1)
00289 lut= bitLUT;
00290 <font class="keywordflow">else</font>
00291 lut= bitLUT+4;
00292
00293 <font class="comment">// for all bits, transpose with lut.</font>
00294 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00295 <font class="preprocessor"></font> __asm
00296 {
00297 mov eax, srcBits
00298 mov esi, lut
00299 mov edx, 0
00300 mov ecx, 16
00301 <font class="comment">// prepare 1st.</font>
00302 rol eax, 2
00303 mov ebx, eax
00304 and ebx, 2
00305 <font class="comment">// do it 16 times.</font>
00306 myLoop:
00307 or edx, [esi+ebx*4]
00308 rol eax, 2
00309 rol edx, 2
00310 mov ebx, eax
00311 and ebx, 2
00312 dec ecx
00313 jnz myLoop
00314
00315 ror edx, 2
00316 mov dstBits, edx
00317 }
00318 <font class="preprocessor">#else</font>
00319 <font class="preprocessor"></font> <font class="keywordflow">for</font>(uint n=16;n>0;n--)
00320 {
00321 <font class="comment">// transform the id.</font>
00322 uint <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>= srcBits&3;
00323 <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>= lut[<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>];
00324 <font class="comment">// write.</font>
00325 dstBits|= <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a><<30;
00326 <font class="comment">// don't decal last</font>
00327 <font class="keywordflow">if</font>(n>1)
00328 dstBits>>=2;
00329 }
00330 <font class="preprocessor">#endif</font>
00331 <font class="preprocessor"></font>
00332 <font class="comment">// store </font>
00333 ((uint32*)dstPix)[1]= dstBits;
00334 }
00335 <font class="keywordflow">else</font>
00336 <font class="comment">// just copy bits</font>
00337 ((uint32*)dstPix)[1]= ((uint32*)srcPix)[3];
00338 ((uint16*)dstPix)[0]= dstCol0;
00339 ((uint16*)dstPix)[1]= dstCol1;
00340 <font class="comment">// skip.</font>
00341 srcPix+= 8;
00342 dstPix+= 8;
00343 }
00344
00345 <font class="comment">// Must end MMX, for applyHLSMod()</font>
00346 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00347 <font class="preprocessor"></font> <font class="keywordflow">if</font>(CSystemInfo::hasMMX())
00348 _asm emms;
00349 <font class="preprocessor">#endif</font>
00350 <font class="preprocessor"></font>
00351 }
00352
00353 <font class="comment">// ***************************************************************************</font>
<a name="l00354"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#c2">00354</a> <font class="keywordtype">void</font> CFastHLSModifier::convertDDSBitmapDXTC3Or5(CBitmap &dst, <font class="keyword">const</font> CBitmap &<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, uint8 dh, uint dLum, uint dSat)
00355 {
00356 uint W= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getWidth();
00357 uint H= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getHeight();
00358
00359 <font class="keyword">const</font> uint8 *srcPix= &(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixels()[0]);
00360 uint8 *dstPix= &(dst.getPixels()[0]);
00361 uint numBlock= (W*H)/16;
00362
00363 <font class="comment">/*</font>
00364 <font class="comment"> NB: don't need to swap color and bits for DXTC3 or DXTC5.</font>
00365 <font class="comment"> */</font>
00366
00367 <font class="comment">// Do not use alpha mask for now.</font>
00368 <font class="keywordflow">for</font>(;numBlock>0;numBlock--)
00369 {
00370 uint16 srcCol0= ((uint16*)srcPix)[4];
00371 uint16 srcCol1= ((uint16*)srcPix)[5];
00372 <font class="comment">// apply modifiers for 2 colors.</font>
00373 ((uint16*)dstPix)[4]= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#a3">applyHLSMod</a>(srcCol0, dh,dLum,dSat);
00374 ((uint16*)dstPix)[5]= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#a3">applyHLSMod</a>(srcCol1, dh,dLum,dSat);
00375 <font class="comment">// just copy bits</font>
00376 ((uint32*)dstPix)[3]= ((uint32*)srcPix)[3];
00377 <font class="comment">// copy alpha part.</font>
00378 ((uint32*)dstPix)[0]= ((uint32*)srcPix)[0];
00379 ((uint32*)dstPix)[1]= ((uint32*)srcPix)[1];
00380 <font class="comment">// skip bits and alpha part.</font>
00381 srcPix+= 16;
00382 dstPix+= 16;
00383 }
00384
00385 <font class="comment">// Must end MMX, for applyHLSMod()</font>
00386 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00387 <font class="preprocessor"></font> <font class="keywordflow">if</font>(CSystemInfo::hasMMX())
00388 _asm emms;
00389 <font class="preprocessor">#endif</font>
00390 <font class="preprocessor"></font>}
00391
00392 <font class="comment">// ***************************************************************************</font>
<a name="l00393"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#a2">00393</a> <font class="keywordtype">void</font> CFastHLSModifier::convertDDSBitmap(CBitmap &dst, <font class="keyword">const</font> CBitmap &<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, uint8 dh, sint dl, sint ds)
00394 {
00395 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==dst.getPixelFormat());
00396 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getWidth()==dst.getWidth() && <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getHeight()==dst.getHeight());
00397
00398 <font class="comment">// Magic add clamp.</font>
00399 uint dLum= 0xFFFFFF00 + dl;
00400 uint dSat= 0xFFFFFF00 + ds;
00401
00402 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==CBitmap::DXTC1 || <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==CBitmap::DXTC1Alpha)
00403 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#c1">convertDDSBitmapDXTC1Or1A</a>(dst, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, dh, dLum, dSat);
00404 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==CBitmap::DXTC3 || <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==CBitmap::DXTC5)
00405 <a class="code" href="classNL3D_1_1CFastHLSModifier.html#c2">convertDDSBitmapDXTC3Or5</a>(dst, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, dh, dLum, dSat);
00406 <font class="keywordflow">else</font>
00407 {
00408 <a class="code" href="debug_8h.html#a12">nlstop</a>;
00409 }
00410 }
00411
00412
00413 <font class="comment">// ***************************************************************************</font>
<a name="l00414"></a><a class="code" href="classNL3D_1_1CFastHLSModifier.html#a1">00414</a> <font class="keywordtype">void</font> CFastHLSModifier::convertRGBABitmap(CBitmap &dst, <font class="keyword">const</font> CBitmap &<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, uint8 dh, sint dl, sint ds)
00415 {
00416 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==dst.getPixelFormat());
00417 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixelFormat()==CBitmap::RGBA);
00418
00419 uint W= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getWidth();
00420 uint H= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getHeight();
00421
00422 <font class="keyword">const</font> CRGBA *srcPix= (<font class="keyword">const</font> CRGBA*)&(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>.getPixels()[0]);
00423 CRGBA *dstPix= (CRGBA*)&(dst.getPixels()[0]);
00424 uint numPix= W*H;
00425
00426 <font class="comment">// Do not use alpha mask for now.</font>
00427 <font class="keywordflow">for</font>(;numPix>0;numPix--)
00428 {
00429 <font class="keywordtype">float</font> H,L,S;
00430 srcPix->convertToHLS(H,L,S);
00431 H*= 256.f/360.f;
00432 L*= 255.f;
00433 S*= 255.f;
00434 H+= dh+0.5f;
00435 L+= dl+0.5f;
00436 S+= ds+0.5f;
00437 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(H, 0, 255);
00438 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(L, 0, 255);
00439 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(S, 0, 255);
00440 uint8 H8= (uint8)<a class="code" href="namespaceNL3D.html#a362">OptFastFloor</a>(H);
00441 uint8 L8= (uint8)<a class="code" href="namespaceNL3D.html#a362">OptFastFloor</a>(L);
00442 uint8 S8= (uint8)<a class="code" href="namespaceNL3D.html#a362">OptFastFloor</a>(S);
00443 *dstPix= <a class="code" href="classNL3D_1_1CFastHLSModifier.html#a0">convert</a>(H8, L8, S8);
00444 srcPix++;
00445 dstPix++;
00446 }
00447 }
00448
00449
00450 } <font class="comment">// NL3D</font>
</pre></div>
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