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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>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> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |