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<h1>fasthls_modifier.cpp</h1><a href="a04283.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <span class="comment">/* Copyright, 2000-2002 Nevrax Ltd.</span>
00008 <span class="comment"> *</span>
00009 <span class="comment"> * This file is part of NEVRAX NEL.</span>
00010 <span class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</span>
00011 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
00012 <span class="comment"> * the Free Software Foundation; either version 2, or (at your option)</span>
00013 <span class="comment"> * any later version.</span>
00014 <span class="comment"></span>
00015 <span class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</span>
00016 <span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span>
00017 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
00018 <span class="comment"> * General Public License for more details.</span>
00019 <span class="comment"></span>
00020 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
00021 <span class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</span>
00022 <span class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</span>
00023 <span class="comment"> * MA 02111-1307, USA.</span>
00024 <span class="comment"> */</span>
00025
00026
00027 <span class="preprocessor">#include "<a class="code" href="a05015.html">std3d.h</a>"</span>
00028 <span class="preprocessor">#include "<a class="code" href="a04284.html">3d/fasthls_modifier.h</a>"</span>
00029 <span class="preprocessor">#include "<a class="code" href="a04278.html">nel/misc/fast_floor.h</a>"</span>
00030 <span class="preprocessor">#include "<a class="code" href="a04064.html">nel/misc/bitmap.h</a>"</span>
00031 <span class="preprocessor">#include "<a class="code" href="a05057.html">nel/misc/system_info.h</a>"</span>
00032 <span class="preprocessor">#include "<a class="code" href="a04003.html">nel/misc/algo.h</a>"</span>
00033
00034
00035 <span class="keyword">using</span> <span class="keyword">namespace </span>std;
00036 <span class="keyword">using</span> <span class="keyword">namespace </span>NLMISC;
00037
00038
00039 <span class="keyword">namespace </span>NL3D
00040 {
00041
00042 <span class="comment">// ***************************************************************************</span>
<a name="l00043"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierv0">00043</a> <a class="code" href="a02513.html">CFastHLSModifier</a> *CFastHLSModifier::_Instance= NULL;
00044
00045
00046 <span class="comment">// ***************************************************************************</span>
<a name="l00047"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierd0">00047</a> CFastHLSModifier::CFastHLSModifier()
00048 {
00049 <a class="code" href="a04558.html#a15">uint</a> i;
00050 <span class="comment">// build the HueTable.</span>
00051 <span class="keywordflow">for</span>(i=0;i<<a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiery0NL3D_1_1CFastHLSModifiery1">HueTableSize</a>;i++)
00052 {
00053 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr1">_HueTable</a>[i].<a class="code" href="a03337.html#NLMISC_1_1CRGBAz2026_0">buildFromHLS</a>(360.0f*i/HueTableSize, 0.5f, 1);
00054 }
00055 <span class="comment">// build conversion from uint16 to HLS.</span>
00056 <span class="keywordflow">for</span>(i=0;i<65536;i++)
00057 {
00058 <a class="code" href="a03337.html">CRGBA</a> col;
00059 col.<a class="code" href="a03337.html#NLMISC_1_1CRGBAa15">set565</a>(i);
00060 <span class="keywordtype">float</span> h,l,<a class="code" href="a04223.html#a626">s</a>;
00061 col.<a class="code" href="a03337.html#NLMISC_1_1CRGBAz2026_1">convertToHLS</a>(h,l,<a class="code" href="a04223.html#a626">s</a>);
00062 h= (<span class="keywordtype">float</span>)floor(255*(h/360.f)+0.5f);
00063 l= (<span class="keywordtype">float</span>)floor(255*l+0.5f);
00064 <a class="code" href="a04223.html#a626">s</a>= (<span class="keywordtype">float</span>)floor(255*<a class="code" href="a04223.html#a626">s</a>+0.5f);
00065 <a class="code" href="a05378.html#a374">clamp</a>(h,0,255);
00066 <a class="code" href="a05378.html#a374">clamp</a>(l,0,255);
00067 <a class="code" href="a05378.html#a374">clamp</a>(<a class="code" href="a04223.html#a626">s</a>,0,255);
00068 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr0">_Color16ToHLS</a>[i].<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo1">H</a>= (<a class="code" href="a04558.html#a7">uint8</a>)h;
00069 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr0">_Color16ToHLS</a>[i].<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo2">L</a>= (<a class="code" href="a04558.html#a7">uint8</a>)l;
00070 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr0">_Color16ToHLS</a>[i].<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo3">S</a>= (<a class="code" href="a04558.html#a7">uint8</a>)<a class="code" href="a04223.html#a626">s</a>;
00071 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr0">_Color16ToHLS</a>[i].<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo0">A</a>= 255;
00072 }
00073 }
00074
00075
00076 <span class="comment">// ***************************************************************************</span>
<a name="l00077"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiere0">00077</a> <a class="code" href="a02513.html">CFastHLSModifier</a> &CFastHLSModifier::getInstance()
00078 {
00079 <span class="keywordflow">if</span>(!<a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierv0">_Instance</a>)
00080 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierv0">_Instance</a>= <span class="keyword">new</span> <a class="code" href="a02513.html">CFastHLSModifier</a>;
00081 <span class="keywordflow">return</span> *<a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierv0">_Instance</a>;
00082 }
00083
00084
00085 <span class="comment">// ***************************************************************************</span>
<a name="l00086"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera1">00086</a> <a class="code" href="a03337.html">CRGBA</a> CFastHLSModifier::convert(<a class="code" href="a04558.html#a15">uint</a> H, <a class="code" href="a04558.html#a15">uint</a> L, <a class="code" href="a04558.html#a15">uint</a> S)
00087 {
00088 <span class="keyword">static</span> <a class="code" href="a03337.html">CRGBA</a> gray(128,128,128);
00089 L+= L>>7;
00090 S+= S>>7;
00091 <span class="comment">// H.</span>
00092 <a class="code" href="a03337.html">CRGBA</a> col= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr1">_HueTable</a>[H];
00093 <span class="comment">// S.</span>
00094 col.<a class="code" href="a03337.html#NLMISC_1_1CRGBAz2022_3">blendFromuiRGBOnly</a>(gray, col, S);
00095 <span class="comment">// L.</span>
00096 <span class="keywordflow">if</span>(L<=128)
00097 {
00098 col.<a class="code" href="a03337.html#NLMISC_1_1CRGBAz2022_5">modulateFromuiRGBOnly</a>(col, L*2);
00099 }
00100 <span class="keywordflow">else</span>
00101 {
00102 col.<a class="code" href="a03337.html#NLMISC_1_1CRGBAz2022_3">blendFromuiRGBOnly</a>(col, CRGBA::White, (L-128)*2 );
00103 }
00104
00105 <span class="keywordflow">return</span> col;
00106 }
00107
00108
00109 <span class="comment">// ***************************************************************************</span>
<a name="l00110"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera0">00110</a> <a class="code" href="a04558.html#a9">uint16</a> CFastHLSModifier::applyHLSMod(<a class="code" href="a04558.html#a9">uint16</a> colorIn, <a class="code" href="a04558.html#a7">uint8</a> dHue, <a class="code" href="a04558.html#a15">uint</a> dLum, <a class="code" href="a04558.html#a15">uint</a> dSat)
00111 {
00112 <span class="keyword">static</span> <a class="code" href="a04558.html#a13">uint64</a> mmBlank = 0;
00113 <span class="keyword">static</span> <a class="code" href="a04558.html#a13">uint64</a> mmOne = <a class="code" href="a05167.html#a5">INT64_CONSTANT</a>(0x00FF00FF00FF00FF);
00114 <span class="keyword">static</span> <a class="code" href="a04558.html#a13">uint64</a> mmGray = <a class="code" href="a05167.html#a5">INT64_CONSTANT</a>(0x0080008000800080);
00115 <span class="keyword">static</span> <a class="code" href="a04558.html#a13">uint64</a> mmInterpBufer[4]= {0,0,0,<a class="code" href="a05167.html#a5">INT64_CONSTANT</a>(0x00FF00FF00FF00FF)};
00116
00117 <span class="comment">/*</span>
00118 <span class="comment"> dLum is actually 0xFFFFFF00 + realDLum</span>
00119 <span class="comment"> dSat is actually 0xFFFFFF00 + realDSat</span>
00120 <span class="comment"> */</span>
00121
00122 <a class="code" href="a04558.html#a9">uint16</a> retVal;
00123
00124 <span class="preprocessor">#ifdef NL_OS_WINDOWS</span>
00125 <span class="preprocessor"></span> <span class="keywordflow">if</span>(CSystemInfo::hasMMX())
00126 {
00127 __asm
00128 {
00129 mov edi, <a class="code" href="a04223.html#a586">offset</a> mmInterpBufer
00130 mov ecx, <span class="keyword">this</span>
00131
00132 <span class="comment">// get HLS in edx.</span>
00133 mov eax, 0
00134 mov ebx, 0
00135 lea esi, [ecx]<span class="keyword">this</span>._Color16ToHLS
00136 mov ax, colorIn
00137 mov edx, [esi+ eax*4]
00138
00139 <span class="comment">// apply dh to H (ie dl!). Auto-wrap.</span>
00140 add dl, dHue
00141 <span class="comment">// get the color into mm0</span>
00142 mov bl, dl
00143 lea esi, [ecx]<span class="keyword">this</span>._HueTable
00144 movd mm0, [esi+ ebx*4]
00145 punpcklbw mm0, mmBlank
00146
00147 <span class="comment">// get L into eax and S into ebx</span>
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 <span class="comment">// add dLum/dSat and clamp to 1.</span>
00155 add eax, dLum
00156 sbb ecx, ecx <span class="comment">// ecx= FFFFFFFF if carry.</span>
00157 add ebx, dSat
00158 sbb edx, edx
00159 or eax, ecx <span class="comment">// eax= FFFFFFFF if carry was set</span>
00160 or ebx, edx
00161 <span class="comment">// add Magic delta, and clamp to 0.</span>
00162 add eax, 256
00163 sbb ecx, ecx <span class="comment">// ecx= 0 if carry not set => result below 0.</span>
00164 add ebx, 256
00165 sbb edx, edx
00166 and eax, ecx <span class="comment">// eax= 0 if result was below 0</span>
00167 and ebx, edx
00168
00169 <span class="comment">// Load Sat/(1-Sat) into MMX</span>
00170 movd mm2, ebx
00171 movq mm3, mmOne
00172 punpckldq mm2, mm2 <span class="comment">// mm2= 0000 00AA 0000 00AA</span>
00173 packssdw mm2, mm2 <span class="comment">// mm2= 00AA 00AA 00AA 00AA</span>
00174 movq mm1, mmGray
00175 psubusw mm3, mm2 <span class="comment">// mm3= 1-sat.</span>
00176 <span class="comment">// combine Color and Sat</span>
00177 pmullw mm0, mm2 <span class="comment">// mm0= color*sat</span>
00178 pmullw mm1, mm3 <span class="comment">// mm1= gray*(1-sat)</span>
00179 paddusw mm0, mm1 <span class="comment">// mm0= color saturated</span>
00180 <span class="comment">// shift and store into the buffer for Luminance interpolation</span>
00181 psrlw mm0, 8
00182 movq [edi+ 8], mm0
00183 movq [edi+ 16], mm0
00184
00185 <span class="comment">// use edx as index for luminance: 0: L=0 to 127. 1: L=128 to 255.</span>
00186 mov edx, eax
00187 shl eax, 1
00188 shr edx, 7
00189 and eax, 255 <span class="comment">// 0-127 and 128-255 transform auto to 0-254</span>
00190 <span class="comment">// expand 0-254 to 0-255</span>
00191 mov ecx, eax
00192 shl edx, 4
00193 shr ecx, 7
00194 add eax, ecx
00195
00196 <span class="comment">// Combine color and Luminance into MMX. interpolate 0->col or col->white according to edx.</span>
00197 <span class="comment">// Load Lum/(1-Lum) into MMX</span>
00198 movd mm2, eax
00199 movq mm3, mmOne
00200 punpckldq mm2, mm2 <span class="comment">// mm2= 0000 00AA 0000 00AA</span>
00201 packssdw mm2, mm2 <span class="comment">// mm2= 00AA 00AA 00AA 00AA</span>
00202 psubusw mm3, mm2 <span class="comment">// mm3= 1-lum.</span>
00203 <span class="comment">// Combine color and Sat into MMX</span>
00204 movq mm0, [edi+ edx]
00205 movq mm1, [edi+ edx + 8]
00206 pmullw mm0, mm3 <span class="comment">// mm0= color0*(1-lum)</span>
00207 pmullw mm1, mm2 <span class="comment">// mm1= color1*lum</span>
00208 paddusw mm0, mm1 <span class="comment">// mm0= final color</span>
00209
00210 <span class="comment">// shift and unpack</span>
00211 psrlw mm0, 8
00212 packuswb mm0, mm0
00213 movd eax, mm0
00214
00215 <span class="comment">// pack to 16bits.</span>
00216 mov ebx, eax
00217 mov ecx, eax
00218 shl eax, 8 <span class="comment">// Red</span>
00219 shr ebx, 5 <span class="comment">// Green</span>
00220 shr ecx, 19 <span class="comment">// Blue</span>
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 <span class="keywordflow">else</span>
00231 <span class="preprocessor">#endif // NL_OS_WINDOWS</span>
00232 <span class="preprocessor"></span> {
00233 <a class="code" href="a02514.html">CHLSA</a> hls= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierr0">_Color16ToHLS</a>[colorIn];
00234 <span class="comment">// apply (C version) Dhue, dLum and dSat</span>
00235 hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo1">H</a>= (<a class="code" href="a04558.html#a7">uint8</a>)(hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo1">H</a> + dHue);
00236 <a class="code" href="a04558.html#a14">sint</a> <a class="code" href="a04223.html#a576">v</a>= (<a class="code" href="a04558.html#a14">sint</a>)hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo2">L</a> + (<a class="code" href="a04558.html#a14">sint</a>)(dLum-0xFFFFFF00);
00237 fastClamp8(<a class="code" href="a04223.html#a576">v</a>);
00238 hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo2">L</a>= <a class="code" href="a04223.html#a576">v</a>;
00239 <a class="code" href="a04223.html#a576">v</a>= (<a class="code" href="a04558.html#a14">sint</a>)hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo3">S</a> + (<a class="code" href="a04558.html#a14">sint</a>)(dSat-0xFFFFFF00);
00240 fastClamp8(<a class="code" href="a04223.html#a576">v</a>);
00241 hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo3">S</a>= <a class="code" href="a04223.html#a576">v</a>;
00242
00243 <a class="code" href="a03337.html">CRGBA</a> ret= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera1">convert</a>(hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo1">H</a>, hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo2">L</a>, hls.<a class="code" href="a02514.html#NL3D_1_1CFastHLSModifier_1_1CHLSAo3">S</a>);
00244 retVal= ret.<a class="code" href="a03337.html#NLMISC_1_1CRGBAa6">get565</a>();
00245 }
00246
00247 <span class="keywordflow">return</span> retVal;
00248 }
00249
00250
00251 <span class="comment">// ***************************************************************************</span>
<a name="l00252"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierd1">00252</a> <span class="keywordtype">void</span> CFastHLSModifier::convertDDSBitmapDXTC1Or1A(<a class="code" href="a02268.html">CBitmap</a> &dst, <span class="keyword">const</span> <a class="code" href="a02268.html">CBitmap</a> &<a class="code" href="a04223.html#a652">src</a>, <a class="code" href="a04558.html#a7">uint8</a> dh, <a class="code" href="a04558.html#a15">uint</a> dLum, <a class="code" href="a04558.html#a15">uint</a> dSat)
00253 {
00254 <a class="code" href="a04558.html#a15">uint</a> W= <a class="code" href="a04223.html#a652">src</a>.getWidth();
00255 <a class="code" href="a04558.html#a15">uint</a> H= <a class="code" href="a04223.html#a652">src</a>.getHeight();
00256
00257 <span class="keyword">const</span> <a class="code" href="a04558.html#a7">uint8</a> *srcPix= &(<a class="code" href="a04223.html#a652">src</a>.getPixels()[0]);
00258 <a class="code" href="a04558.html#a7">uint8</a> *dstPix= &(dst.<a class="code" href="a02268.html#NL3D_1_1ITexturez1927_1">getPixels</a>()[0]);
00259 <a class="code" href="a04558.html#a15">uint</a> numBlock= (W*H)/16;
00260
00261 <span class="comment">/*</span>
00262 <span class="comment"> need to swap color and bits for DXTC1 or DXTC1A.</span>
00263 <span class="comment"> */</span>
00264
00265 <span class="keyword">static</span> <a class="code" href="a04558.html#a11">uint32</a> bitLUT[8]= {
00266 1,0,3,2, <span class="comment">// reverse std order</span>
00267 1,0,2,3, <span class="comment">// reverse order for "special 0/black packing"</span>
00268 };
00269
00270 <span class="comment">// Do not use alpha mask for now.</span>
00271 <span class="keywordflow">for</span>(;numBlock>0;numBlock--)
00272 {
00273 <a class="code" href="a04558.html#a9">uint16</a> srcCol0= ((<a class="code" href="a04558.html#a9">uint16</a>*)srcPix)[0];
00274 <a class="code" href="a04558.html#a9">uint16</a> srcCol1= ((<a class="code" href="a04558.html#a9">uint16</a>*)srcPix)[1];
00275 <span class="keywordtype">bool</span> srcSign= srcCol0>srcCol1;
00276 <span class="comment">// apply modifiers for 2 colors.</span>
00277 <a class="code" href="a04558.html#a9">uint16</a> dstCol0= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera0">applyHLSMod</a>(srcCol0, dh,dLum,dSat);
00278 <a class="code" href="a04558.html#a9">uint16</a> dstCol1= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera0">applyHLSMod</a>(srcCol1, dh,dLum,dSat);
00279 <span class="keywordtype">bool</span> dstSign= dstCol0>dstCol1;
00280 <span class="keywordflow">if</span>((<a class="code" href="a04558.html#a15">uint</a>)dstSign!=(<a class="code" href="a04558.html#a15">uint</a>)srcSign)
00281 {
00282 swap(dstCol0,dstCol1);
00283 <span class="comment">// must change bits too!</span>
00284 <a class="code" href="a04558.html#a11">uint32</a> srcBits= ((<a class="code" href="a04558.html#a11">uint32</a>*)srcPix)[1];
00285 <a class="code" href="a04558.html#a11">uint32</a> dstBits= 0;
00286 <span class="comment">// take correct lut according to original sign</span>
00287 <a class="code" href="a04558.html#a11">uint32</a> *lut;
00288 <span class="keywordflow">if</span>(srcCol0>srcCol1)
00289 lut= bitLUT;
00290 <span class="keywordflow">else</span>
00291 lut= bitLUT+4;
00292
00293 <span class="comment">// for all bits, transpose with lut.</span>
00294 <span class="preprocessor">#ifdef NL_OS_WINDOWS</span>
00295 <span class="preprocessor"></span> __asm
00296 {
00297 mov eax, srcBits
00298 mov esi, lut
00299 mov edx, 0
00300 mov ecx, 16
00301 <span class="comment">// prepare 1st.</span>
00302 rol eax, 2
00303 mov ebx, eax
00304 and ebx, 2
00305 <span class="comment">// do it 16 times.</span>
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 <span class="preprocessor">#else</span>
00319 <span class="preprocessor"></span> <span class="keywordflow">for</span>(<a class="code" href="a04558.html#a15">uint</a> n=16;n>0;n--)
00320 {
00321 <span class="comment">// transform the id.</span>
00322 <a class="code" href="a04558.html#a15">uint</a> <span class="keywordtype">id</span>= srcBits&3;
00323 <span class="keywordtype">id</span>= lut[<span class="keywordtype">id</span>];
00324 <span class="comment">// write.</span>
00325 dstBits|= <span class="keywordtype">id</span><<30;
00326 <span class="comment">// don't decal last</span>
00327 <span class="keywordflow">if</span>(n>1)
00328 dstBits>>=2;
00329 }
00330 <span class="preprocessor">#endif</span>
00331 <span class="preprocessor"></span>
00332 <span class="comment">// store </span>
00333 ((<a class="code" href="a04558.html#a11">uint32</a>*)dstPix)[1]= dstBits;
00334 }
00335 <span class="keywordflow">else</span>
00336 <span class="comment">// just copy bits</span>
00337 ((<a class="code" href="a04558.html#a11">uint32</a>*)dstPix)[1]= ((<a class="code" href="a04558.html#a11">uint32</a>*)srcPix)[3];
00338 ((<a class="code" href="a04558.html#a9">uint16</a>*)dstPix)[0]= dstCol0;
00339 ((<a class="code" href="a04558.html#a9">uint16</a>*)dstPix)[1]= dstCol1;
00340 <span class="comment">// skip.</span>
00341 srcPix+= 8;
00342 dstPix+= 8;
00343 }
00344
00345 <span class="comment">// Must end MMX, for applyHLSMod()</span>
00346 <span class="preprocessor">#ifdef NL_OS_WINDOWS</span>
00347 <span class="preprocessor"></span> <span class="keywordflow">if</span>(CSystemInfo::hasMMX())
00348 _asm emms;
00349 <span class="preprocessor">#endif</span>
00350 <span class="preprocessor"></span>
00351 }
00352
00353 <span class="comment">// ***************************************************************************</span>
<a name="l00354"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierd2">00354</a> <span class="keywordtype">void</span> CFastHLSModifier::convertDDSBitmapDXTC3Or5(<a class="code" href="a02268.html">CBitmap</a> &dst, <span class="keyword">const</span> <a class="code" href="a02268.html">CBitmap</a> &<a class="code" href="a04223.html#a652">src</a>, <a class="code" href="a04558.html#a7">uint8</a> dh, <a class="code" href="a04558.html#a15">uint</a> dLum, <a class="code" href="a04558.html#a15">uint</a> dSat)
00355 {
00356 <a class="code" href="a04558.html#a15">uint</a> W= <a class="code" href="a04223.html#a652">src</a>.getWidth();
00357 <a class="code" href="a04558.html#a15">uint</a> H= <a class="code" href="a04223.html#a652">src</a>.getHeight();
00358
00359 <span class="keyword">const</span> <a class="code" href="a04558.html#a7">uint8</a> *srcPix= &(<a class="code" href="a04223.html#a652">src</a>.getPixels()[0]);
00360 <a class="code" href="a04558.html#a7">uint8</a> *dstPix= &(dst.<a class="code" href="a02268.html#NL3D_1_1ITexturez1927_1">getPixels</a>()[0]);
00361 <a class="code" href="a04558.html#a15">uint</a> numBlock= (W*H)/16;
00362
00363 <span class="comment">/*</span>
00364 <span class="comment"> NB: don't need to swap color and bits for DXTC3 or DXTC5.</span>
00365 <span class="comment"> */</span>
00366
00367 <span class="comment">// Do not use alpha mask for now.</span>
00368 <span class="keywordflow">for</span>(;numBlock>0;numBlock--)
00369 {
00370 <a class="code" href="a04558.html#a9">uint16</a> srcCol0= ((<a class="code" href="a04558.html#a9">uint16</a>*)srcPix)[4];
00371 <a class="code" href="a04558.html#a9">uint16</a> srcCol1= ((<a class="code" href="a04558.html#a9">uint16</a>*)srcPix)[5];
00372 <span class="comment">// apply modifiers for 2 colors.</span>
00373 ((<a class="code" href="a04558.html#a9">uint16</a>*)dstPix)[4]= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera0">applyHLSMod</a>(srcCol0, dh,dLum,dSat);
00374 ((<a class="code" href="a04558.html#a9">uint16</a>*)dstPix)[5]= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera0">applyHLSMod</a>(srcCol1, dh,dLum,dSat);
00375 <span class="comment">// just copy bits</span>
00376 ((<a class="code" href="a04558.html#a11">uint32</a>*)dstPix)[3]= ((<a class="code" href="a04558.html#a11">uint32</a>*)srcPix)[3];
00377 <span class="comment">// copy alpha part.</span>
00378 ((<a class="code" href="a04558.html#a11">uint32</a>*)dstPix)[0]= ((<a class="code" href="a04558.html#a11">uint32</a>*)srcPix)[0];
00379 ((<a class="code" href="a04558.html#a11">uint32</a>*)dstPix)[1]= ((<a class="code" href="a04558.html#a11">uint32</a>*)srcPix)[1];
00380 <span class="comment">// skip bits and alpha part.</span>
00381 srcPix+= 16;
00382 dstPix+= 16;
00383 }
00384
00385 <span class="comment">// Must end MMX, for applyHLSMod()</span>
00386 <span class="preprocessor">#ifdef NL_OS_WINDOWS</span>
00387 <span class="preprocessor"></span> <span class="keywordflow">if</span>(CSystemInfo::hasMMX())
00388 _asm emms;
00389 <span class="preprocessor">#endif</span>
00390 <span class="preprocessor"></span>}
00391
00392 <span class="comment">// ***************************************************************************</span>
<a name="l00393"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera2">00393</a> <span class="keywordtype">void</span> CFastHLSModifier::convertDDSBitmap(<a class="code" href="a02268.html">CBitmap</a> &dst, <span class="keyword">const</span> <a class="code" href="a02268.html">CBitmap</a> &<a class="code" href="a04223.html#a652">src</a>, <a class="code" href="a04558.html#a7">uint8</a> dh, <a class="code" href="a04558.html#a14">sint</a> dl, <a class="code" href="a04558.html#a14">sint</a> ds)
00394 {
00395 <a class="code" href="a04199.html#a6">nlassert</a>(<a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==dst.<a class="code" href="a02268.html#NL3D_1_1ITexturea15">getPixelFormat</a>());
00396 <a class="code" href="a04199.html#a6">nlassert</a>(<a class="code" href="a04223.html#a652">src</a>.getWidth()==dst.<a class="code" href="a02268.html#NL3D_1_1ITexturea20">getWidth</a>() && <a class="code" href="a04223.html#a652">src</a>.getHeight()==dst.<a class="code" href="a02268.html#NL3D_1_1ITexturea12">getHeight</a>());
00397
00398 <span class="comment">// Magic add clamp.</span>
00399 <a class="code" href="a04558.html#a15">uint</a> dLum= 0xFFFFFF00 + dl;
00400 <a class="code" href="a04558.html#a15">uint</a> dSat= 0xFFFFFF00 + ds;
00401
00402 <span class="keywordflow">if</span>(<a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==CBitmap::DXTC1 || <a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==CBitmap::DXTC1Alpha)
00403 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierd1">convertDDSBitmapDXTC1Or1A</a>(dst, <a class="code" href="a04223.html#a652">src</a>, dh, dLum, dSat);
00404 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==CBitmap::DXTC3 || <a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==CBitmap::DXTC5)
00405 <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifierd2">convertDDSBitmapDXTC3Or5</a>(dst, <a class="code" href="a04223.html#a652">src</a>, dh, dLum, dSat);
00406 <span class="keywordflow">else</span>
00407 {
00408 <a class="code" href="a04199.html#a12">nlstop</a>;
00409 }
00410 }
00411
00412
00413 <span class="comment">// ***************************************************************************</span>
<a name="l00414"></a><a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera3">00414</a> <span class="keywordtype">void</span> CFastHLSModifier::convertRGBABitmap(<a class="code" href="a02268.html">CBitmap</a> &dst, <span class="keyword">const</span> <a class="code" href="a02268.html">CBitmap</a> &<a class="code" href="a04223.html#a652">src</a>, <a class="code" href="a04558.html#a7">uint8</a> dh, <a class="code" href="a04558.html#a14">sint</a> dl, <a class="code" href="a04558.html#a14">sint</a> ds)
00415 {
00416 <a class="code" href="a04199.html#a6">nlassert</a>(<a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==dst.<a class="code" href="a02268.html#NL3D_1_1ITexturea15">getPixelFormat</a>());
00417 <a class="code" href="a04199.html#a6">nlassert</a>(<a class="code" href="a04223.html#a652">src</a>.getPixelFormat()==CBitmap::RGBA);
00418
00419 <a class="code" href="a04558.html#a15">uint</a> W= <a class="code" href="a04223.html#a652">src</a>.getWidth();
00420 <a class="code" href="a04558.html#a15">uint</a> H= <a class="code" href="a04223.html#a652">src</a>.getHeight();
00421
00422 <span class="keyword">const</span> <a class="code" href="a03337.html">CRGBA</a> *srcPix= (<span class="keyword">const</span> <a class="code" href="a03337.html">CRGBA</a>*)&(<a class="code" href="a04223.html#a652">src</a>.getPixels()[0]);
00423 <a class="code" href="a03337.html">CRGBA</a> *dstPix= (<a class="code" href="a03337.html">CRGBA</a>*)&(dst.<a class="code" href="a02268.html#NL3D_1_1ITexturez1927_1">getPixels</a>()[0]);
00424 <a class="code" href="a04558.html#a15">uint</a> numPix= W*H;
00425
00426 <span class="comment">// Do not use alpha mask for now.</span>
00427 <span class="keywordflow">for</span>(;numPix>0;numPix--)
00428 {
00429 <span class="keywordtype">float</span> H,L,S;
00430 srcPix-><a class="code" href="a03337.html#NLMISC_1_1CRGBAz2026_1">convertToHLS</a>(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="a05378.html#a374">clamp</a>(H, 0, 255);
00438 <a class="code" href="a05378.html#a374">clamp</a>(L, 0, 255);
00439 <a class="code" href="a05378.html#a374">clamp</a>(S, 0, 255);
00440 <a class="code" href="a04558.html#a7">uint8</a> H8= (<a class="code" href="a04558.html#a7">uint8</a>)<a class="code" href="a05378.html#a397">NLMISC::OptFastFloor</a>(H);
00441 <a class="code" href="a04558.html#a7">uint8</a> L8= (<a class="code" href="a04558.html#a7">uint8</a>)<a class="code" href="a05378.html#a397">NLMISC::OptFastFloor</a>(L);
00442 <a class="code" href="a04558.html#a7">uint8</a> S8= (<a class="code" href="a04558.html#a7">uint8</a>)<a class="code" href="a05378.html#a397">NLMISC::OptFastFloor</a>(S);
00443 *dstPix= <a class="code" href="a02513.html#NL3D_1_1CFastHLSModifiera1">convert</a>(H8, L8, S8);
00444 srcPix++;
00445 dstPix++;
00446 }
00447 }
00448
00449
00450 } <span class="comment">// NL3D</span>
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