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| author | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
|---|---|---|
| committer | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
| commit | 0ea5fc66924303d1bf73ba283a383e2aadee02f2 (patch) | |
| tree | 2568e71a7ccc44ec23b8bb3f0ff97fb6bf2ed709 /docs/doxygen/nel/a05706.html | |
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diff --git a/docs/doxygen/nel/a05706.html b/docs/doxygen/nel/a05706.html new file mode 100644 index 00000000..29b47a66 --- /dev/null +++ b/docs/doxygen/nel/a05706.html @@ -0,0 +1,459 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> +<title>NeL: fasthls_modifier.cpp Source File</title> +<link href="doxygen.css" rel="stylesheet" type="text/css"> +</head><body> +<!-- Generated by Doxygen 1.3.6 --> +<div class="qindex"> <form class="search" action="search.php" method="get"> +<a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a> | <span class="search"><u>S</u>earch for <input class="search" type="text" name="query" value="" size="20" accesskey="s"/></span></form></div> +<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> +</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Mar 16 06:24:57 2004 for NeL by +<a href="http://www.doxygen.org/index.html"> +<img src="doxygen.png" alt="doxygen" align="middle" border=0 > +</a>1.3.6 </small></address> +</body> +</html> |