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<hr><h1>bitmap.cpp</h1><a href="bitmap_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00009 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00010 <font class="comment"> *</font>
00011 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00012 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00013 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00014 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00015 <font class="comment"> * any later version.</font>
00016 <font class="comment"></font>
00017 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00018 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00019 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00020 <font class="comment"> * General Public License for more details.</font>
00021 <font class="comment"></font>
00022 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00023 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00024 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00025 <font class="comment"> * MA 02111-1307, USA.</font>
00026 <font class="comment"> */</font>
00027
00028 <font class="preprocessor">#include "<a class="code" href="stdmisc_8h.html">stdmisc.h</a>"</font>
00029
00030 <font class="preprocessor">#include <memory></font>
00031 <font class="preprocessor">#include <algorithm></font>
00032
00033 <font class="comment">/*extern "C"</font>
00034 <font class="comment">{</font>
00035 <font class="comment">#include <jpeglib.h></font>
00036 <font class="comment">}</font>
00037 <font class="comment">*/</font>
00038
00039 <font class="preprocessor">#include "<a class="code" href="bitmap_8h.html">nel/misc/bitmap.h</a>"</font>
00040 <font class="preprocessor">#include "<a class="code" href="stream_8h.html">nel/misc/stream.h</a>"</font>
00041 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font>
00042
00043
00044 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00045
00046 <font class="keyword">namespace </font>NLMISC
00047 {
00048
00049
<a name="l00050"></a><a class="code" href="structNLMISC_1_1EDDSBadHeader.html">00050</a> <font class="keyword">struct </font>EDDSBadHeader : <font class="keyword">public</font> NLMISC::EStream
00051 {
<a name="l00052"></a><a class="code" href="structNLMISC_1_1EDDSBadHeader.html#a0">00052</a> <a class="code" href="structNLMISC_1_1EDDSBadHeader.html#a0">EDDSBadHeader</a>() : <a class="code" href="structNLMISC_1_1EStream.html#a0">EStream</a>( "Bad or unrecognized <a class="code" href="namespaceNLMISC.html#a2">DDS</a> <a class="code" href="cf__lexical_8cpp.html#a95">file</a> header" ) {}
00053 };
00054
<a name="l00055"></a><a class="code" href="structNLMISC_1_1ESeekFailed.html">00055</a> <font class="keyword">struct </font>ESeekFailed : <font class="keyword">public</font> NLMISC::EStream
00056 {
<a name="l00057"></a><a class="code" href="structNLMISC_1_1ESeekFailed.html#a0">00057</a> <a class="code" href="structNLMISC_1_1ESeekFailed.html#a0">ESeekFailed</a>() : <a class="code" href="structNLMISC_1_1EStream.html#a0">EStream</a>( "Seek failed" ) {}
00058 };
00059
<a name="l00060"></a><a class="code" href="structNLMISC_1_1EAllocationFailure.html">00060</a> <font class="keyword">struct </font>EAllocationFailure : <font class="keyword">public</font> Exception
00061 {
<a name="l00062"></a><a class="code" href="structNLMISC_1_1EAllocationFailure.html#a0">00062</a> <a class="code" href="structNLMISC_1_1EAllocationFailure.html#a0">EAllocationFailure</a>() : <a class="code" href="classNLMISC_1_1Exception.html#a0">Exception</a>( "Can'<a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a> allocate memory" ) {}
00063 };
00064
00065 <font class="keywordtype">void</font> <a class="code" href="namespaceNLMISC.html#a285">blendFromui</a>(<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> &c0, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> &c1, uint coef);
00066 uint32 <a class="code" href="namespaceNLMISC.html#a286">blend</a>(uint32 &n0, uint32 &n1, uint32 coef0);
00067
<a name="l00068"></a><a class="code" href="classNLMISC_1_1CBitmap.html#p0">00068</a> <font class="keyword">const</font> uint32 CBitmap::bitPerPixels[ModeCount]=
00069 {
00070 32, <font class="comment">// RGBA</font>
00071 8, <font class="comment">// Luminance</font>
00072 8, <font class="comment">// Alpha</font>
00073 16, <font class="comment">// AlphaLuminance</font>
00074 4, <font class="comment">// DXTC1</font>
00075 4, <font class="comment">// DXTC1Alpha</font>
00076 8, <font class="comment">// DXTC3</font>
00077 8, <font class="comment">// DXTC5</font>
00078 16 <font class="comment">// DsDt</font>
00079 };
00080
<a name="l00081"></a><a class="code" href="classNLMISC_1_1CBitmap.html#p1">00081</a> <font class="keyword">const</font> uint32 CBitmap::DXTC1HEADER = <a class="code" href="bitmap_8h.html#a0">NL_MAKEFOURCC</a>(<font class="charliteral">'D'</font>,<font class="charliteral">'X'</font>, <font class="charliteral">'T'</font>, <font class="charliteral">'1'</font>);
<a name="l00082"></a><a class="code" href="classNLMISC_1_1CBitmap.html#p2">00082</a> <font class="keyword">const</font> uint32 CBitmap::DXTC3HEADER = <a class="code" href="bitmap_8h.html#a0">NL_MAKEFOURCC</a>(<font class="charliteral">'D'</font>,<font class="charliteral">'X'</font>, <font class="charliteral">'T'</font>, <font class="charliteral">'3'</font>);
<a name="l00083"></a><a class="code" href="classNLMISC_1_1CBitmap.html#p3">00083</a> <font class="keyword">const</font> uint32 CBitmap::DXTC5HEADER = <a class="code" href="bitmap_8h.html#a0">NL_MAKEFOURCC</a>(<font class="charliteral">'D'</font>,<font class="charliteral">'X'</font>, <font class="charliteral">'T'</font>, <font class="charliteral">'5'</font>);
00084
00085 <font class="comment">// static data for jpeg compression (used by writeJPG())</font>
00086 <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> *<a class="code" href="namespaceNLMISC.html#a185">JPGStream</a> = NULL;
00087 <font class="keyword">const</font> uint32 <a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a> = 1000;
00088 <font class="keywordtype">char</font> <a class="code" href="namespaceNLMISC.html#a187">JPGBuffer</a>[<a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a>];
00089
00090
00091 <font class="comment">/*-------------------------------------------------------------------*\</font>
00092 <font class="comment"> load </font>
00093 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00094"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a2">00094</a> uint8 CBitmap::load(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint mipMapSkip)
00095 {
00096 <a class="code" href="debug_8h.html#a6">nlassert</a>(f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>());
00097
00098 <font class="comment">// testing if DDS</font>
00099 uint32 fileType = 0;;
00100 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(fileType);
00101 <font class="keywordflow">if</font>(fileType == <a class="code" href="namespaceNLMISC.html#a2">DDS</a>)
00102 {
00103 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c1">readDDS</a>(f, mipMapSkip);
00104 }
00105 <font class="comment">// assuming it's TGA</font>
00106 <font class="keywordflow">else</font>
00107 {
00108 <a class="code" href="classNLMISC_1_1IStream.html#s3">NLMISC::IStream::TSeekOrigin</a> origin= f.<a class="code" href="classNLMISC_1_1IStream.html#s3s0">begin</a>;
00109 <font class="keywordflow">if</font>(!f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (0, origin))
00110 {
00111 <font class="keywordflow">throw</font> ESeekFailed();
00112 }
00113
00114 <font class="comment">// Reading header, </font>
00115 <font class="comment">// To make sure that the bitmap is TGA, we check imageType and imageDepth.</font>
00116 uint8 lengthID;
00117 uint8 cMapType;
00118 uint8 imageType;
00119 uint16 tgaOrigin;
00120 uint16 length;
00121 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>;
00122 uint16 xOrg;
00123 uint16 yOrg;
00124 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00125 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00126 uint8 imageDepth;
00127 uint8 desc;
00128
00129 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(lengthID);
00130 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(cMapType);
00131 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageType);
00132 <font class="keywordflow">if</font>(imageType!=2 && imageType!=3 && imageType!=10 && imageType!=11) <font class="keywordflow">return</font> 0;
00133 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(tgaOrigin);
00134 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(length);
00135 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>);
00136 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(xOrg);
00137 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(yOrg);
00138 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
00139 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00140 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageDepth);
00141 <font class="keywordflow">if</font>(imageDepth!=8 && imageDepth!=16 && imageDepth!=24 && imageDepth!=32) <font class="keywordflow">return</font> 0;
00142 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(desc);
00143
00144 <font class="keywordflow">if</font>(!f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (0, origin))
00145 {
00146 <font class="keywordflow">throw</font> ESeekFailed();
00147 }
00148 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c2">readTGA</a>(f);
00149 }
00150 }
00151
00152
00153 <font class="comment">/*-------------------------------------------------------------------*\</font>
00154 <font class="comment"> makeDummy </font>
00155 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00156"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a3">00156</a> <font class="keywordtype">void</font> CBitmap::makeDummy()
00157 {
00158 <font class="keyword">static</font> <font class="keyword">const</font> uint8 bitmap[1024]= {
00159 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
00160 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,
00161 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00162 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00163 0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,
00164 0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,
00165 0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,
00166 0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,
00167 0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,
00168 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00169 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00170 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00171 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00172 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00173 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00174 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
00175 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
00176 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,
00177 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00178 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00179 0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,
00180 0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,
00181 0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,
00182 0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,
00183 0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,
00184 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00185 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00186 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00187 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00188 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00189 0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,
00190 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
00191 };
00192
00193 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
00194 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a> = 1;
00195 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>= 32;
00196 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>= 32;
00197 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].resize(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>*<font class="keyword">sizeof</font>(<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>));
00198 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pix= (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)(&(*<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].begin()));
00199
00200 <font class="keywordflow">for</font>(sint i=0;i<(sint)(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);i++)
00201 {
00202 <font class="keywordflow">if</font>(bitmap[i])
00203 pix[i].<a class="code" href="classNLMISC_1_1CRGBA.html#a10">set</a>(255,255,255,255);
00204 <font class="keywordflow">else</font>
00205 pix[i].<a class="code" href="classNLMISC_1_1CRGBA.html#a10">set</a>(0,0,0,255);
00206 }
00207
00208 }
00209
00210
00211
00212
00213 <font class="comment">/*-------------------------------------------------------------------*\</font>
00214 <font class="comment"> readDDS </font>
00215 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00216"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c1">00216</a> uint8 CBitmap::readDDS(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint mipMapSkip)
00217 {
00218 <font class="comment">//------------------ Reading Header ------------------------</font>
00219
00220 <font class="comment">//-------------- reading entire header</font>
00221
00222 uint32 size = 0;
00223 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(size); <font class="comment">// size in Bytes of header(without "DDS")</font>
00224 uint32 * _DDSSurfaceDesc = <font class="keyword">new</font> uint32[size];
00225 std::auto_ptr<uint32> _DDSSurfaceDescAuto(_DDSSurfaceDesc);
00226 _DDSSurfaceDesc[0]= size;
00227
00228 <font class="preprocessor">#ifdef NL_LITTLE_ENDIAN</font>
00229 <font class="preprocessor"></font> f.<a class="code" href="classNLMISC_1_1IStream.html#z327_0">serialBuffer</a>((uint8*)(_DDSSurfaceDesc+1), size-4);
00230 <font class="preprocessor">#else</font>
00231 <font class="preprocessor"></font> <font class="keywordflow">for</font>(uint i= 0; i<size/4 - 1; i++)
00232 {
00233 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(_DDSSurfaceDesc[i+1]);
00234 }
00235 <font class="preprocessor">#endif</font>
00236 <font class="preprocessor"></font>
00237 <font class="comment">// flags determines which members of the header structure contain valid data</font>
00238 uint32 flags = _DDSSurfaceDesc[1];
00239
00240 <font class="comment">//verify if file have linearsize set</font>
00241 <font class="keywordflow">if</font>(!(flags & <a class="code" href="bitmap_8h.html#a1">DDSD_LINEARSIZE</a>))
00242 {
00243 <font class="keywordflow">throw</font> EDDSBadHeader();
00244 }
00245
00246 <font class="comment">//-------------- extracting and testing useful info</font>
00247
00248 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = _DDSSurfaceDesc[2];
00249 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = _DDSSurfaceDesc[3];
00250 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>= (uint8) _DDSSurfaceDesc[6];
00251 <font class="comment">// If no mipmap.</font>
00252 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>==0)
00253 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>=1;
00254 <font class="keywordflow">switch</font> (_DDSSurfaceDesc[20])
00255 {
00256 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#p1">DXTC1HEADER</a>:
00257 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a>;
00258 <font class="keywordflow">break</font>;
00259 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#p2">DXTC3HEADER</a>:
00260 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a>;
00261 <font class="keywordflow">break</font>;
00262 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#p3">DXTC5HEADER</a>:
00263 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>;
00264 <font class="keywordflow">break</font>;
00265 }
00266
00267 flags = _DDSSurfaceDesc[19]; <font class="comment">//PixelFormat flags</font>
00268
00269 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> && _DDSSurfaceDesc[21]>0) <font class="comment">//AlphaBitDepth</font>
00270 {
00271 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a>;
00272 }
00273
00274 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>!= <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> && <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>!= <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a> && <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>!= <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a> && <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>!= <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>)
00275 {
00276 <font class="keywordflow">throw</font> EDDSBadHeader();
00277 }
00278
00279 <font class="comment">// compute the min power of 2 between width and height</font>
00280 uint minSizeLevel= <a class="code" href="bit__set_8cpp.html#a0">min</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>, <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);
00281 minSizeLevel= <a class="code" href="namespaceNLMISC.html#a224">getPowerOf2</a>(minSizeLevel);
00282
00283 <font class="comment">//------------- manage mipMapSkip </font>
00284 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>>1 && mipMapSkip>0 && minSizeLevel>2)
00285 {
00286 <font class="comment">// Keep at least the level where width and height are at leat 4.</font>
00287 mipMapSkip= <a class="code" href="bit__set_8cpp.html#a0">min</a>(mipMapSkip, minSizeLevel-2);
00288 <font class="comment">// skip any mipmap</font>
00289 uint seekSize= 0;
00290 <font class="keywordflow">while</font>(mipMapSkip>0)
00291 {
00292 uint32 mipMapSz;
00293 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a>)
00294 mipMapSz = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>/2;
00295 <font class="keywordflow">else</font>
00296 mipMapSz = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
00297
00298 <font class="comment">// add to how many to skip</font>
00299 seekSize+= mipMapSz;
00300
00301 <font class="comment">// Size of final bitmap is reduced.</font>
00302 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>>>=1;
00303 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>>>=1;
00304 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>--;
00305 mipMapSkip--;
00306 }
00307 <font class="comment">// skip data in file</font>
00308 <font class="keywordflow">if</font>(seekSize>0)
00309 {
00310 <font class="keywordflow">if</font>(!f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a>(seekSize, IStream::current))
00311 {
00312 <font class="keywordflow">throw</font> ESeekFailed();
00313 }
00314 }
00315
00316 }
00317
00318 <font class="comment">//------------- preload all the mipmaps (one serialBuffer() is faster)</font>
00319 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00320 uint32 h = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
00321 uint32 totalSize= 0;
00322
00323 uint8 m;
00324 <font class="keywordflow">for</font>(m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00325 {
00326 uint32 wtmp, htmp;
00327 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a><4)
00328 wtmp = 4;
00329 <font class="keywordflow">else</font>
00330 wtmp = <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
00331 <font class="keywordflow">if</font>(h < 4)
00332 htmp = 4;
00333 <font class="keywordflow">else</font>
00334 htmp = h;
00335
00336 uint32 mipMapSz;
00337 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a>)
00338 mipMapSz = wtmp*htmp/2;
00339 <font class="keywordflow">else</font>
00340 mipMapSz = wtmp*htmp;
00341
00342
00343 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(mipMapSz);
00344 totalSize+= mipMapSz;
00345
00346 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>+1)/2;
00347 h = (h+1)/2;
00348 }
00349
00350 <font class="comment">// Read all the data in one block.</font>
00351 vector<uint8> pixData;
00352 pixData.resize(totalSize);
00353 f.<a class="code" href="classNLMISC_1_1IStream.html#z327_0">serialBuffer</a>(&(*pixData.begin()), totalSize);
00354
00355
00356 <font class="comment">//------------- reading mipmap levels from pixData</font>
00357
00358 uint32 pixIndex= 0;
00359
00360 <font class="keywordflow">for</font>(m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00361 {
00362 uint32 mipMapSz= <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size();
00363 memcpy(&(*<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].begin()), &(pixData[pixIndex]), mipMapSz);
00364 pixIndex+= mipMapSz;
00365 }
00366
00367 <font class="comment">//------------- End</font>
00368
00369 <font class="keywordflow">switch</font>(PixelFormat)
00370 {
00371 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> : <font class="keywordflow">return</font> 24;
00372 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a> : <font class="keywordflow">return</font> 32;
00373 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a> : <font class="keywordflow">return</font> 32;
00374 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a> : <font class="keywordflow">return</font> 32;
00375 <font class="keywordflow">default</font> : <font class="keywordflow">break</font>;
00376 }
00377
00378 <font class="keywordflow">return</font> 0;
00379 }
00380
00381
00382
00383
00384 <font class="comment">/*-------------------------------------------------------------------*\</font>
00385 <font class="comment"> convertToDXTC5</font>
00386 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00387"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_0">00387</a> <font class="keywordtype">bool</font> CBitmap::convertToDXTC5()
00388 {
00389 <font class="comment">/* Yoyo: RGB encoding for DXTC1 and DXTC5/3 are actually different!!</font>
00390 <font class="comment"> DXTC3/5 don't rely on sign of color0>color1 to setup special encoding (ie use a special compression for Black)</font>
00391 <font class="comment"> Since this can arise if the src is DXTC1 , we can't simply compress it into DXTC5 without doing a </font>
00392 <font class="comment"> heavy compression...</font>
00393 <font class="comment"> (the inverse is false: DXTC5 to DXTC1 is possible, with maybe swap color0/color1 and bits).</font>
00394 <font class="comment"> */</font>
00395
00396 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00397
00398 <font class="comment">/* uint32 i,j;</font>
00399 <font class="comment"></font>
00400 <font class="comment"> if(PixelFormat!=DXTC1) return false;</font>
00401 <font class="comment"></font>
00402 <font class="comment"> for(uint8 m= 0; m<_MipMapCount; m++)</font>
00403 <font class="comment"> {</font>
00404 <font class="comment"> std::vector<uint8> dataTmp;</font>
00405 <font class="comment"> dataTmp.reserve(2*_Data[m].size());</font>
00406 <font class="comment"></font>
00407 <font class="comment"> for(i=0; i<_Data[m].size(); i+=8)</font>
00408 <font class="comment"> {</font>
00409 <font class="comment"> //64 bits alpha</font>
00410 <font class="comment"> for(j=0; j<8; j++)</font>
00411 <font class="comment"> {</font>
00412 <font class="comment"> dataTmp.push_back(255);</font>
00413 <font class="comment"> }</font>
00414 <font class="comment"></font>
00415 <font class="comment"> //64 bits RGB</font>
00416 <font class="comment"> for(j=0; j<8; j++)</font>
00417 <font class="comment"> {</font>
00418 <font class="comment"> dataTmp.push_back(_Data[m][i+j]);</font>
00419 <font class="comment"> }</font>
00420 <font class="comment"> }</font>
00421 <font class="comment"> _Data[m] = dataTmp;</font>
00422 <font class="comment"> }</font>
00423 <font class="comment"> PixelFormat = DXTC5;</font>
00424 <font class="comment"> return true;</font>
00425 <font class="comment">*/</font>
00426 }
00427
00428
00429
00430 <font class="comment">/*-------------------------------------------------------------------*\</font>
00431 <font class="comment"> luminanceToRGBA()</font>
00432 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00433"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_2">00433</a> <font class="keywordtype">bool</font> CBitmap::luminanceToRGBA()
00434 {
00435 uint32 i;
00436
00437 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00438
00439 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00440 {
00441 std::vector<uint8> dataTmp;
00442 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()*4);
00443
00444 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i++)
00445 {
00446 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00447 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00448 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00449 dataTmp.push_back(255);
00450 }
00451 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00452 }
00453 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
00454 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00455 }
00456
00457 <font class="comment">/*-------------------------------------------------------------------*\</font>
00458 <font class="comment"> alphaToRGBA()</font>
00459 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00460"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_3">00460</a> <font class="keywordtype">bool</font> CBitmap::alphaToRGBA()
00461 {
00462 uint32 i;
00463
00464 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00465
00466 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00467 {
00468 std::vector<uint8> dataTmp;
00469 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()*4);
00470
00471 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i++)
00472 {
00473 dataTmp.push_back(255);
00474 dataTmp.push_back(255);
00475 dataTmp.push_back(255);
00476 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00477 }
00478 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00479 }
00480 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
00481 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00482 }
00483
00484
00485 <font class="comment">/*-------------------------------------------------------------------*\</font>
00486 <font class="comment"> alphaLuminanceToRGBA()</font>
00487 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00488"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_4">00488</a> <font class="keywordtype">bool</font> CBitmap::alphaLuminanceToRGBA()
00489 {
00490 uint32 i;
00491
00492 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00493
00494 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00495 {
00496 std::vector<uint8> dataTmp;
00497 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()*2);
00498
00499 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=2)
00500 {
00501 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00502 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00503 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00504 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+1]);
00505 }
00506 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00507 }
00508 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
00509 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00510 }
00511
00512
00513
00514
00515 <font class="comment">/*-------------------------------------------------------------------*\</font>
00516 <font class="comment"> rgbaToAlphaLuminance</font>
00517 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00518"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_14">00518</a> <font class="keywordtype">bool</font> CBitmap::rgbaToAlphaLuminance()
00519 {
00520 uint32 i;
00521
00522 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00523
00524 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00525 {
00526 std::vector<uint8> dataTmp;
00527 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()/2);
00528
00529 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=4)
00530 {
00531 dataTmp.push_back((<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]*77 + <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+1]*150 + <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+2]*28)/255);
00532 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+3]);
00533 }
00534 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]);
00535 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(0);
00536 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00537 }
00538 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a>;
00539 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00540 }
00541
00542
00543 <font class="comment">/*-------------------------------------------------------------------*\</font>
00544 <font class="comment"> luminanceToAlphaLuminance</font>
00545 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00546"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_15">00546</a> <font class="keywordtype">bool</font> CBitmap::luminanceToAlphaLuminance()
00547 {
00548 uint32 i;
00549
00550 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00551
00552 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00553 {
00554 std::vector<uint8> dataTmp;
00555 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()*2);
00556
00557 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i++)
00558 {
00559 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00560 dataTmp.push_back(255);
00561 }
00562 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00563 }
00564 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a>;
00565 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00566 }
00567
00568
00569
00570 <font class="comment">/*-------------------------------------------------------------------*\</font>
00571 <font class="comment"> alphaToAlphaLuminance</font>
00572 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00573"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_16">00573</a> <font class="keywordtype">bool</font> CBitmap::alphaToAlphaLuminance()
00574 {
00575 uint32 i;
00576
00577 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00578
00579 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00580 {
00581 std::vector<uint8> dataTmp;
00582 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()*2);
00583
00584 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i++)
00585 {
00586 dataTmp.push_back(0);
00587 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00588 }
00589 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00590 }
00591 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a>;
00592 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00593 }
00594
00595
00596
00597 <font class="comment">/*-------------------------------------------------------------------*\</font>
00598 <font class="comment"> rgbaToLuminance</font>
00599 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00600"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_6">00600</a> <font class="keywordtype">bool</font> CBitmap::rgbaToLuminance()
00601 {
00602 uint32 i;
00603
00604 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00605
00606 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00607 {
00608 std::vector<uint8> dataTmp;
00609 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()/4);
00610
00611 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=4)
00612 {
00613 dataTmp.push_back((<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]*77 + <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+1]*150 + <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+2]*28)/255);
00614 }
00615 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]);
00616 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(0);
00617 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00618 }
00619 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>;
00620 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00621 }
00622
00623
00624
00625 <font class="comment">/*-------------------------------------------------------------------*\</font>
00626 <font class="comment"> alphaToLuminance</font>
00627 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00628"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_7">00628</a> <font class="keywordtype">bool</font> CBitmap::alphaToLuminance()
00629 {
00630 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00631
00632 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>;
00633 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00634 }
00635
00636
00637
00638 <font class="comment">/*-------------------------------------------------------------------*\</font>
00639 <font class="comment"> alphaLuminanceToLuminance</font>
00640 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00641"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_8">00641</a> <font class="keywordtype">bool</font> CBitmap::alphaLuminanceToLuminance()
00642 {
00643 uint32 i;
00644
00645 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00646
00647 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00648 {
00649 std::vector<uint8> dataTmp;
00650 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()/2);
00651
00652 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=2)
00653 {
00654 dataTmp.push_back(0);
00655 dataTmp.push_back(0);
00656 dataTmp.push_back(0);
00657 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00658 }
00659 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]);
00660 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(0);
00661 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00662 }
00663 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>;
00664 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00665 }
00666
00667
00668 <font class="comment">/*-------------------------------------------------------------------*\</font>
00669 <font class="comment"> rgbaToAlpha</font>
00670 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00671"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_10">00671</a> <font class="keywordtype">bool</font> CBitmap::rgbaToAlpha()
00672 {
00673 uint32 i;
00674
00675 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00676
00677 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00678 {
00679 std::vector<uint8> dataTmp;
00680 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()/4);
00681
00682 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=4)
00683 {
00684 dataTmp.push_back(0);
00685 dataTmp.push_back(0);
00686 dataTmp.push_back(0);
00687 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+3]);
00688 }
00689 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]);
00690 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(0);
00691 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00692 }
00693 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>;
00694 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00695 }
00696
00697
00698 <font class="comment">/*-------------------------------------------------------------------*\</font>
00699 <font class="comment"> luminanceToAlpha</font>
00700 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00701"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_11">00701</a> <font class="keywordtype">bool</font> CBitmap::luminanceToAlpha()
00702 {
00703 uint32 i;
00704
00705 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00706
00707 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00708 {
00709 std::vector<uint8> dataTmp;
00710 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>());
00711
00712 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i++)
00713 {
00714 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i]);
00715 }
00716 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00717 }
00718 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>;
00719 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00720 }
00721
00722
00723 <font class="comment">/*-------------------------------------------------------------------*\</font>
00724 <font class="comment"> alphaLuminanceToAlpha</font>
00725 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00726"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_12">00726</a> <font class="keywordtype">bool</font> CBitmap::alphaLuminanceToAlpha()
00727 {
00728 uint32 i;
00729
00730 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> == 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00731
00732 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00733 {
00734 std::vector<uint8> dataTmp;
00735 dataTmp.reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].<a class="code" href="cf__lexical_8cpp.html#a94">size</a>()/2);
00736
00737 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=2)
00738 {
00739 dataTmp.push_back(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+1]);
00740 }
00741 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]);
00742 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(0);
00743 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m] = dataTmp;
00744 }
00745 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>;
00746 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00747 }
00748
00749
00750 <font class="comment">/*-------------------------------------------------------------------*\</font>
00751 <font class="comment"> convertToLuminance</font>
00752 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00753"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_5">00753</a> <font class="keywordtype">bool</font> CBitmap::convertToLuminance()
00754 {
00755 <font class="keywordflow">switch</font>(PixelFormat)
00756 {
00757 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a> :
00758 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_6">rgbaToLuminance</a>();
00759 <font class="keywordflow">break</font>;
00760
00761 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a> :
00762 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00763 <font class="keywordflow">break</font>;
00764
00765 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a> :
00766 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_7">alphaToLuminance</a>();
00767 <font class="keywordflow">break</font>;
00768
00769 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a> :
00770 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_8">alphaLuminanceToLuminance</a>();
00771 <font class="keywordflow">break</font>;
00772
00773 <font class="keywordflow">default</font>:
00774 <font class="keywordflow">break</font>;
00775 }
00776 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00777 }
00778
00779
00780
00781 <font class="comment">/*-------------------------------------------------------------------*\</font>
00782 <font class="comment"> convertToAlpha</font>
00783 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00784"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_9">00784</a> <font class="keywordtype">bool</font> CBitmap::convertToAlpha()
00785 {
00786 <font class="keywordflow">switch</font>(PixelFormat)
00787 {
00788 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a> :
00789 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_10">rgbaToAlpha</a>();
00790 <font class="keywordflow">break</font>;
00791
00792 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a> :
00793 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_11">luminanceToAlpha</a>();
00794 <font class="keywordflow">break</font>;
00795
00796 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a> :
00797 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00798 <font class="keywordflow">break</font>;
00799
00800 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a> :
00801 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_12">alphaLuminanceToAlpha</a>();
00802 <font class="keywordflow">break</font>;
00803
00804 <font class="keywordflow">default</font>:
00805 <font class="keywordflow">break</font>;
00806 }
00807 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00808 }
00809
00810
00811
00812 <font class="comment">/*-------------------------------------------------------------------*\</font>
00813 <font class="comment"> convertToAlphaLuminance</font>
00814 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00815"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_13">00815</a> <font class="keywordtype">bool</font> CBitmap::convertToAlphaLuminance()
00816 {
00817 <font class="keywordflow">switch</font>(PixelFormat)
00818 {
00819 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a> :
00820 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_14">rgbaToAlphaLuminance</a>();
00821 <font class="keywordflow">break</font>;
00822
00823 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a> :
00824 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_15">luminanceToAlphaLuminance</a>();
00825 <font class="keywordflow">break</font>;
00826
00827 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a> :
00828 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_16">alphaToAlphaLuminance</a>();
00829 <font class="keywordflow">break</font>;
00830
00831 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a> :
00832 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00833 <font class="keywordflow">break</font>;
00834
00835 <font class="keywordflow">default</font>:
00836 <font class="keywordflow">break</font>;
00837 }
00838 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00839 }
00840
00841
00842 <font class="comment">/*-------------------------------------------------------------------*\</font>
00843 <font class="comment"> convertToRGBA</font>
00844 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00845"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z275_1">00845</a> <font class="keywordtype">bool</font> CBitmap::convertToRGBA()
00846 {
00847 <font class="keywordflow">switch</font>(PixelFormat)
00848 {
00849 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> :
00850 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c3">decompressDXT1</a>(<font class="keyword">false</font>);
00851 <font class="keywordflow">break</font>;
00852
00853 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a> :
00854 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c3">decompressDXT1</a>(<font class="keyword">true</font>);
00855 <font class="keywordflow">break</font>;
00856
00857 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a> :
00858 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c4">decompressDXT3</a>();
00859 <font class="keywordflow">break</font>;
00860
00861 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a> :
00862 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c5">decompressDXT5</a>();
00863 <font class="keywordflow">break</font>;
00864
00865 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a> :
00866 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_2">luminanceToRGBA</a>();
00867 <font class="keywordflow">break</font>;
00868
00869 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a> :
00870 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_3">alphaToRGBA</a>();
00871 <font class="keywordflow">break</font>;
00872
00873 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a> :
00874 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_4">alphaLuminanceToRGBA</a>();
00875 <font class="keywordflow">break</font>;
00876 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>:
00877 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00878 <font class="keywordflow">break</font>;
00879 <font class="keywordflow">default</font>:
00880 <font class="keywordflow">break</font>;
00881 }
00882 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00883 }
00884
00885
00886 <font class="comment">/*-------------------------------------------------------------------*\</font>
00887 <font class="comment"> convertToType</font>
00888 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00889"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a4">00889</a> <font class="keywordtype">bool</font> CBitmap::convertToType(CBitmap::TType <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>)
00890 {
00891 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>) <font class="keywordflow">return</font> <font class="keyword">true</font>;
00892
00893 <font class="keywordflow">switch</font>(type)
00894 {
00895 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a> :
00896 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_1">convertToRGBA</a>();
00897 <font class="keywordflow">break</font>;
00898
00899 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a> :
00900 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_0">convertToDXTC5</a>();
00901 <font class="keywordflow">break</font>;
00902
00903 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a> :
00904 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_5">convertToLuminance</a>();
00905 <font class="keywordflow">break</font>;
00906
00907 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a> :
00908 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_9">convertToAlpha</a>();
00909 <font class="keywordflow">break</font>;
00910
00911 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a> :
00912 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_13">convertToAlphaLuminance</a>();
00913 <font class="keywordflow">break</font>;
00914
00915 <font class="keywordflow">default</font>:
00916 <font class="keywordflow">break</font>;
00917 }
00918
00919 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00920 }
00921
00922
00923
00924
00925 <font class="comment">/*-------------------------------------------------------------------*\</font>
00926 <font class="comment"> decompressDXT1</font>
00927 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l00928"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c3">00928</a> <font class="keywordtype">bool</font> CBitmap::decompressDXT1(<font class="keywordtype">bool</font> <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>)
00929 {
00930 uint32 i,j,k;
00931 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> c[4];
00932 std::vector<uint8> dataTmp[<a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a>];
00933
00934 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>= <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
00935 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>= <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
00936
00937 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
00938 {
00939 uint32 wtmp, htmp;
00940 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a><4)
00941 wtmp = 4;
00942 <font class="keywordflow">else</font>
00943 wtmp = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00944 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> < 4)
00945 htmp = 4;
00946 <font class="keywordflow">else</font>
00947 htmp = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00948 uint32 mipMapSz = wtmp*htmp*4;
00949 dataTmp[m].resize(mipMapSz);
00950 <font class="keywordflow">if</font>(dataTmp[m].capacity()<mipMapSz)
00951 {
00952 <font class="keywordflow">throw</font> EAllocationFailure();
00953 }
00954 uint32 wBlockCount= wtmp/4;
00955
00956
00957
00958 <font class="keywordflow">for</font>(i=0; i < <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=8)
00959 {
00960 uint16 color0;
00961 uint16 color1;
00962 uint32 bits;
00963 memcpy(&color0,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i],2);
00964 memcpy(&color1,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+2],2);
00965 memcpy(&bits,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+4],4);
00966
00967 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(color0,c[0]);
00968 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(color1,c[1]);
00969
00970 c[0].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 0;
00971 c[1].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 0;
00972 c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 0;
00973 c[3].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 0;
00974
00975 <font class="keywordflow">if</font>(color0>color1)
00976 {
00977 c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],85);
00978 <font class="keywordflow">if</font>(alpha) c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 255;
00979
00980 c[3].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],171);
00981 <font class="keywordflow">if</font>(alpha) c[3].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 255;
00982 }
00983 <font class="keywordflow">else</font>
00984 {
00985 c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],128);
00986 <font class="keywordflow">if</font>(alpha) c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 255;
00987
00988 c[3].<a class="code" href="classNLMISC_1_1CRGBA.html#a10">set</a>(0,0,0,0);
00989 }
00990
00991 <font class="comment">// computing the 16 RGBA of the block</font>
00992
00993 uint32 blockNum= i/8; <font class="comment">//(64 bits)</font>
00994 <font class="comment">// <previous blocks in above lines> * 4 (rows) * _Width (columns) + 4pix*4rgba*<same line previous blocks></font>
00995 uint32 pixelsCount= 4*(blockNum/wBlockCount)*wtmp*4 + 4*4*(blockNum%wBlockCount);
00996 <font class="keywordflow">for</font>(j=0; j<4; j++)
00997 {
00998 <font class="keywordflow">for</font>(k=0; k<4; k++)
00999 {
01000 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>;
01001 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k+1]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>;
01002 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k+2]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>;
01003 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k+3]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>;
01004 bits>>=2;
01005 }
01006 }
01007 }
01008
01009 <font class="comment">// Copy result into the mipmap level.</font>
01010 <font class="keywordflow">if</font>(wtmp==<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> && htmp==<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
01011 {
01012 <font class="comment">// For mipmaps level >4 pixels.</font>
01013 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]= dataTmp[m];
01014 }
01015 <font class="keywordflow">else</font>
01016 {
01017 <font class="comment">// For last mipmaps, level <4 pixels.</font>
01018 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>*4);
01019 CRGBA *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>= (CRGBA*)&dataTmp[m][0];
01020 CRGBA *dst= (CRGBA*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][0];
01021 uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01022 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01023 {
01024 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01025 dst[<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>]= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*wtmp+<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>];
01026 }
01027 }
01028
01029 <font class="comment">// Next mipmap size.</font>
01030 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>+1)/2;
01031 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>+1)/2;
01032 }
01033 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
01034 <font class="keywordflow">return</font> <font class="keyword">true</font>;
01035 }
01036
01037
01038
01039
01040 <font class="comment">/*-------------------------------------------------------------------*\</font>
01041 <font class="comment"> decompressDXT3</font>
01042 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01043"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c4">01043</a> <font class="keywordtype">bool</font> CBitmap::decompressDXT3()
01044 {
01045 uint32 i,j,k;
01046 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> c[4];
01047 std::vector<uint8> dataTmp[<a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a>];
01048
01049 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>= <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01050 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>= <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
01051
01052 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
01053 {
01054 uint32 wtmp, htmp;
01055 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a><4)
01056 wtmp = 4;
01057 <font class="keywordflow">else</font>
01058 wtmp = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
01059 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> < 4)
01060 htmp = 4;
01061 <font class="keywordflow">else</font>
01062 htmp = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01063 uint32 mipMapSz = wtmp*htmp*4;
01064 dataTmp[m].resize(mipMapSz);
01065 <font class="keywordflow">if</font>(dataTmp[m].capacity()<mipMapSz)
01066 {
01067 <font class="keywordflow">throw</font> EAllocationFailure();
01068 }
01069 uint32 wBlockCount= wtmp/4;
01070
01071
01072 <font class="keywordflow">for</font>(i=0; i < <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=16)
01073 {
01074 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[16];
01075 uint64 alphatmp;
01076 memcpy(&alphatmp,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i],8);
01077
01078 <font class="keywordflow">for</font>(j=0; j<16; j++)
01079 {
01080 uint8 a= (uint8)(alphatmp&15);
01081 <font class="comment">// expand to 0-255.</font>
01082 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[j]= a+(a<<4);
01083 alphatmp>>=4;
01084 }
01085
01086
01087 uint16 color0;
01088 uint16 color1;
01089 uint32 bits;
01090 memcpy(&color0,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+8],2);
01091 memcpy(&color1,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+10],2);
01092 memcpy(&bits,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+12],4);
01093
01094 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(color0,c[0]);
01095 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(color1,c[1]);
01096
01097 <font class="comment">// ignore color0>color1 for DXT3 and DXT5.</font>
01098 c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],85);
01099 c[3].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],171);
01100
01101 <font class="comment">// computing the 16 RGBA of the block</font>
01102
01103 uint32 blockNum= i/16; <font class="comment">//(128 bits)</font>
01104 <font class="comment">// <previous blocks in above lines> * 4 (rows) * wtmp (columns) + 4pix*4rgba*<same line previous blocks></font>
01105 uint32 pixelsCount= 4*(blockNum/wBlockCount)*wtmp*4 + 4*4*(blockNum%wBlockCount);
01106 <font class="keywordflow">for</font>(j=0; j<4; j++)
01107 {
01108 <font class="keywordflow">for</font>(k=0; k<4; k++)
01109 {
01110 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>;
01111 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k+1]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>;
01112 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k+2]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>;
01113 dataTmp[m][pixelsCount + j*wtmp*4 + 4*k+3]= <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[4*j+k];
01114 bits>>=2;
01115 }
01116 }
01117 }
01118
01119 <font class="comment">// Copy result into the mipmap level.</font>
01120 <font class="keywordflow">if</font>(wtmp==<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> && htmp==<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
01121 {
01122 <font class="comment">// For mipmaps level >4 pixels.</font>
01123 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]= dataTmp[m];
01124 }
01125 <font class="keywordflow">else</font>
01126 {
01127 <font class="comment">// For last mipmaps, level <4 pixels.</font>
01128 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>*4);
01129 CRGBA *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>= (CRGBA*)&dataTmp[m][0];
01130 CRGBA *dst= (CRGBA*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][0];
01131 uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01132 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01133 {
01134 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01135 dst[<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>]= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*wtmp+<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>];
01136 }
01137 }
01138
01139 <font class="comment">// Next mipmap size.</font>
01140 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>+1)/2;
01141 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>+1)/2;
01142 }
01143 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
01144 <font class="keywordflow">return</font> <font class="keyword">true</font>;
01145 }
01146
01147
01148
01149
01150 <font class="comment">/*-------------------------------------------------------------------*\</font>
01151 <font class="comment"> decompressDXT5</font>
01152 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01153"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c5">01153</a> <font class="keywordtype">bool</font> CBitmap::decompressDXT5()
01154 {
01155 uint32 i,j,k;
01156 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> c[4];
01157 std::vector<uint8> dataTmp[<a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a>];
01158
01159 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>= <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01160 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>= <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
01161
01162 <font class="keywordflow">for</font>(uint8 m= 0; m<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; m++)
01163 {
01164 uint32 wtmp, htmp;
01165 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a><4)
01166 wtmp = 4;
01167 <font class="keywordflow">else</font>
01168 wtmp = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
01169 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> < 4)
01170 htmp = 4;
01171 <font class="keywordflow">else</font>
01172 htmp = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01173 uint32 mipMapSz = wtmp*htmp*4;
01174 dataTmp[m].resize(mipMapSz);
01175 <font class="keywordflow">if</font>(dataTmp[m].capacity()<mipMapSz)
01176 {
01177 <font class="keywordflow">throw</font> EAllocationFailure();
01178 }
01179 uint32 wBlockCount= wtmp/4;
01180
01181
01182
01183 <font class="keywordflow">for</font>(i=0; i < <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].size(); i+=16)
01184 {
01185 uint64 bitsAlpha;
01186 memcpy(&bitsAlpha,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i],8);
01187 bitsAlpha>>= 16;
01188
01189 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[8];
01190 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0]= <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+0];
01191 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1]= <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+1];
01192
01193 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0]><a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1])
01194 {
01195 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[2]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 219);
01196 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[3]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 183);
01197 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[4]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 146);
01198 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[5]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 110);
01199 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[6]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 73);
01200 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[7]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 37);
01201 }
01202 <font class="keywordflow">else</font>
01203 {
01204 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[2]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 204);
01205 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[3]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 154);
01206 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[4]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 102);
01207 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[5]= <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[0], <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[1], 51);
01208 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[6]= 0;
01209 <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[7]= 255;
01210 }
01211
01212 uint8 codeAlpha[16];
01213 <font class="keywordflow">for</font>(j=0; j<16; j++)
01214 {
01215 codeAlpha[j] = (uint8)bitsAlpha & 7;
01216 bitsAlpha>>=3;
01217 }
01218
01219
01220 uint16 color0;
01221 uint16 color1;
01222 uint32 bits;
01223 memcpy(&color0,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+8],2);
01224 memcpy(&color1,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+10],2);
01225 memcpy(&bits,&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][i+12],4);
01226
01227 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(color0,c[0]);
01228 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(color1,c[1]);
01229
01230 <font class="comment">// ignore color0>color1 for DXT3 and DXT5.</font>
01231 c[2].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],85);
01232 c[3].<a class="code" href="classNLMISC_1_1CRGBA.html#a7">blendFromui</a>(c[0],c[1],171);
01233
01234 <font class="comment">// computing the 16 RGBA of the block</font>
01235
01236 uint32 blockNum= i/16; <font class="comment">//(128 bits)</font>
01237
01238 <font class="comment">// <previous blocks in above lines> * 4 (rows) * wtmp (columns) + 4pix*<same line previous blocks></font>
01239 uint32 pixelsCount= (blockNum/wBlockCount)*wtmp*4 + 4*(blockNum%wBlockCount);
01240 <font class="comment">// *sizeof(RGBA)</font>
01241 pixelsCount*=4;
01242 <font class="keywordflow">for</font>(j=0; j<4; j++)
01243 {
01244 <font class="keywordflow">for</font>(k=0; k<4; k++)
01245 {
01246 dataTmp[m][pixelsCount + (j*wtmp+k)*4 +0]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>;
01247 dataTmp[m][pixelsCount + (j*wtmp+k)*4 +1]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>;
01248 dataTmp[m][pixelsCount + (j*wtmp+k)*4 +2]= c[bits&3].<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>;
01249 dataTmp[m][pixelsCount + (j*wtmp+k)*4 +3]= (uint8) <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>[codeAlpha[4*j+k]];
01250 bits>>=2;
01251 }
01252 }
01253
01254 }
01255
01256 <font class="comment">// Copy result into the mipmap level.</font>
01257 <font class="keywordflow">if</font>(wtmp==<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> && htmp==<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
01258 {
01259 <font class="comment">// For mipmaps level >4 pixels.</font>
01260 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m]= dataTmp[m];
01261 }
01262 <font class="keywordflow">else</font>
01263 {
01264 <font class="comment">// For last mipmaps, level <4 pixels.</font>
01265 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m].resize(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>*4);
01266 CRGBA *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>= (CRGBA*)&dataTmp[m][0];
01267 CRGBA *dst= (CRGBA*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[m][0];
01268 uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01269 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01270 {
01271 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01272 dst[<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>]= <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*wtmp+<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>];
01273 }
01274 }
01275
01276 <font class="comment">// Next mipmap size.</font>
01277 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>+1)/2;
01278 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>+1)/2;
01279 }
01280 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
01281 <font class="keywordflow">return</font> <font class="keyword">true</font>;
01282
01283 }
01284
01285
01286
01287
01288 <font class="comment">/*-------------------------------------------------------------------*\</font>
01289 <font class="comment"> blend</font>
01290 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01291"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c0">01291</a> uint32 CBitmap::blend(uint32 &n0, uint32 &n1, uint32 coef0)
01292 {
01293 <font class="keywordtype">int</font> a0 = coef0;
01294 <font class="keywordtype">int</font> a1 = 256-a0;
01295 <font class="keywordflow">return</font> ((n0*a0 + n1*a1) >>8);
01296 }
01297
01298
01299
01300 <font class="comment">/*-------------------------------------------------------------------*\</font>
01301 <font class="comment"> uncompress</font>
01302 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01303"></a><a class="code" href="classNLMISC_1_1CBitmap.html#f0">01303</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CBitmap::uncompress(uint16 color, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> &<a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>)
01304 {
01305 r.<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>= 0;
01306 r.<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>= ((color>>11)&31) << 3; r.<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>+= r.<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>>>5;
01307 r.<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>= ((color>>5)&63) << 2; r.<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>+= r.<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>>>6;
01308 r.<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>= ((color)&31) << 3; r.<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>+= r.<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>>>5;
01309 }
01310
01311
01312
01313 <font class="comment">/*-------------------------------------------------------------------*\</font>
01314 <font class="comment"> getWidth</font>
01315 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01316"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a6">01316</a> uint32 CBitmap::getWidth(uint32 mipMap)<font class="keyword"> const</font>
01317 <font class="keyword"></font>{
01318 <font class="keywordflow">if</font>(mipMap==0) <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01319
01320 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01321 uint32 h = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
01322 uint32 m = 0;
01323
01324 <font class="keywordflow">do</font>
01325 {
01326 m++;
01327 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>+1)/2;
01328 h = (h+1)/2;
01329 <font class="keywordflow">if</font>(m==mipMap) <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
01330 }
01331 <font class="keywordflow">while</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>!=1 || h!=1);
01332
01333 <font class="keywordflow">return</font> 0;
01334 }
01335
01336
01337
01338 <font class="comment">/*-------------------------------------------------------------------*\</font>
01339 <font class="comment"> getHeight</font>
01340 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01341"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a7">01341</a> uint32 CBitmap::getHeight(uint32 mipMap)<font class="keyword"> const</font>
01342 <font class="keyword"></font>{
01343 <font class="keywordflow">if</font>(mipMap==0) <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
01344
01345 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01346 uint32 h = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
01347 uint32 m = 0;
01348
01349 <font class="keywordflow">do</font>
01350 {
01351 m++;
01352 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>+1)/2;
01353 h = (h+1)/2;
01354 <font class="keywordflow">if</font>(m==mipMap) <font class="keywordflow">return</font> h;
01355 }
01356 <font class="keywordflow">while</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>!=1 || h!=1);
01357
01358 <font class="keywordflow">return</font> 0;
01359 }
01360
01361
01362 <font class="comment">/*-------------------------------------------------------------------*\</font>
01363 <font class="comment"> getHeight</font>
01364 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01365"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a8">01365</a> uint32 CBitmap::getSize(uint32 numMipMap)<font class="keyword"> const</font>
01366 <font class="keyword"></font>{
01367 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(numMipMap)*<a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(numMipMap);
01368 }
01369
01370
01371
01372 <font class="comment">/*-------------------------------------------------------------------*\</font>
01373 <font class="comment"> buildMipMaps</font>
01374 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01375"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a11">01375</a> <font class="keywordtype">void</font> CBitmap::buildMipMaps()
01376 {
01377 uint32 i,j;
01378
01379 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>!=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>) <font class="keywordflow">return</font>;
01380 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>!=1) <font class="keywordflow">return</font>;
01381 <font class="keywordflow">if</font>(!<a class="code" href="namespaceNLMISC.html#a225">NLMISC::isPowerOf2</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>)) <font class="keywordflow">return</font>;
01382 <font class="keywordflow">if</font>(!<a class="code" href="namespaceNLMISC.html#a225">NLMISC::isPowerOf2</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>)) <font class="keywordflow">return</font>;
01383
01384 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01385 uint32 h = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
01386
01387 <font class="keywordflow">while</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>>1 || h>1)
01388 {
01389 uint32 precw = <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
01390 uint32 prech = h;
01391 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>+1)/2;
01392 h = (h+1)/2;
01393 uint32 mulw= precw/<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
01394 uint32 mulh= prech/h;
01395
01396 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>].resize(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h*4);
01397
01398
01399 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pRgba = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>][0];
01400 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pRgbaPrev = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>-1][0];
01401 <font class="keywordflow">for</font>(i=0; i<h; i++)
01402 {
01403 sint i0= mulh*i;
01404 sint i1= mulh*i+1;
01405 <font class="keywordflow">if</font>(mulh==1)
01406 i1=i0;
01407 i0*=precw;
01408 i1*=precw;
01409 <font class="keywordflow">for</font>(j=0; j<<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>; j++)
01410 {
01411 sint j0= mulw*j;
01412 sint j1= mulw*j+1;
01413 <font class="keywordflow">if</font>(mulh==1)
01414 j1=j0;
01415 CRGBA &c0= pRgbaPrev[i0+j0];
01416 CRGBA &c1= pRgbaPrev[i0+j1];
01417 CRGBA &c2= pRgbaPrev[i1+j0];
01418 CRGBA &c3= pRgbaPrev[i1+j1];
01419 pRgba[i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + j].R = (c0.R +
01420 c1.R +
01421 c2.R +
01422 c3.R + 2 ) /4;
01423 pRgba[i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + j].G = (c0.G +
01424 c1.G +
01425 c2.G +
01426 c3.G + 2 ) /4;
01427 pRgba[i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + j].B = (c0.B +
01428 c1.B +
01429 c2.B +
01430 c3.B + 2 ) /4;
01431 pRgba[i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + j].A = (c0.A +
01432 c1.A +
01433 c2.A +
01434 c3.A + 2 ) /4;
01435 }
01436 }
01437
01438 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>++;
01439 }
01440 }
01441
01442
01443 <font class="comment">/*-------------------------------------------------------------------*\</font>
01444 <font class="comment"> releaseMipMaps</font>
01445 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01446"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a12">01446</a> <font class="keywordtype">void</font> CBitmap::releaseMipMaps()
01447 {
01448 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a><=1) <font class="keywordflow">return</font>;
01449
01450 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>=1;
01451 <font class="keywordflow">for</font>(sint i=1;i<<a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a>;i++)
01452 {
01453 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[i]);
01454 }
01455 }
01456
01457
01458 <font class="comment">/*-------------------------------------------------------------------*\</font>
01459 <font class="comment"> resample</font>
01460 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01461"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a14">01461</a> <font class="keywordtype">void</font> CBitmap::resample(sint32 nNewWidth, sint32 nNewHeight)
01462 {
01463 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>);
01464 <font class="keywordtype">bool</font> needRebuild = <font class="keyword">false</font>;
01465
01466 <font class="comment">// Deleting mipmaps</font>
01467 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>>1)
01468 needRebuild = <font class="keyword">true</font>;
01469 <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
01470
01471 <font class="keywordflow">if</font>(nNewWidth==0 || nNewHeight==0)
01472 {
01473 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = 0;
01474 <font class="keywordflow">return</font>;
01475 }
01476
01477 std::vector<uint8> pDestui;
01478 pDestui.resize(nNewWidth*nNewHeight*4);
01479 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pDestRgba = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&pDestui[0];
01480
01481 <a class="code" href="classNLMISC_1_1CBitmap.html#c6">resamplePicture32</a> ((<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0], pDestRgba, <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>, <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>, nNewWidth, nNewHeight);
01482 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(_Data[0]); <font class="comment">// free memory</font>
01483 _Data[0] = pDestui;
01484 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>= nNewWidth;
01485 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>= nNewHeight;
01486
01487 <font class="comment">// Rebuilding mipmaps</font>
01488 <font class="keywordflow">if</font>(needRebuild)
01489 {
01490 <a class="code" href="classNLMISC_1_1CBitmap.html#a11">buildMipMaps</a>();
01491 }
01492 }
01493
01494
01495 <font class="comment">/*-------------------------------------------------------------------*\</font>
01496 <font class="comment"> resize</font>
01497 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01498"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a15">01498</a> <font class="keywordtype">void</font> CBitmap::resize (sint32 nNewWidth, sint32 nNewHeight, TType newType)
01499 {
01500 <font class="comment">// Deleting mipmaps</font>
01501 <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
01502
01503 <font class="comment">// Change type of bitmap ?</font>
01504 <font class="keywordflow">if</font> (newType!=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s10">DonTKnow</a>)
01505 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>=newType;
01506
01507 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = nNewWidth;
01508 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = nNewHeight;
01509
01510 <font class="comment">// resize the level 0 only.</font>
01511 <a class="code" href="classNLMISC_1_1CBitmap.html#a16">resizeMipMap</a>(0, nNewWidth, nNewHeight);
01512 }
01513
01514
01515 <font class="comment">/*-------------------------------------------------------------------*\</font>
01516 <font class="comment"> resizeMipMap</font>
01517 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01518"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a16">01518</a> <font class="keywordtype">void</font> CBitmap::resizeMipMap (uint32 numMipMap, sint32 nNewWidth, sint32 nNewHeight)
01519 {
01520 <a class="code" href="debug_8h.html#a6">nlassert</a>(numMipMap<<a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a>);
01521
01522 <font class="comment">// free memory</font>
01523 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[numMipMap]);
01524
01525 <font class="comment">// DXTC compressed??</font>
01526 <font class="keywordtype">bool</font> isDXTC= <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>==<a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>;
01527 <font class="comment">// if yes, must round up width and height to 4, for allocation</font>
01528 nNewWidth= 4*((nNewWidth+3)/4);
01529 nNewHeight= 4*((nNewHeight+3)/4);
01530
01531 <font class="comment">// resize the buffer</font>
01532 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[numMipMap].resize (((uint32)(nNewWidth*nNewHeight)*<a class="code" href="classNLMISC_1_1CBitmap.html#p0">bitPerPixels</a>[<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>])/8);
01533 }
01534
01535
01536 <font class="comment">/*-------------------------------------------------------------------*\</font>
01537 <font class="comment"> reset</font>
01538 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01539"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a17">01539</a> <font class="keywordtype">void</font> CBitmap::setMipMapCount(uint32 mmc)
01540 {
01541 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>= <a class="code" href="memory__common_8h.html#a7">uint8</a>(mmc);
01542 }
01543
01544
01545 <font class="comment">/*-------------------------------------------------------------------*\</font>
01546 <font class="comment"> reset</font>
01547 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01548"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a13">01548</a> <font class="keywordtype">void</font> CBitmap::reset(TType <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>)
01549 {
01550 <font class="keywordflow">for</font>(uint i=0; i<<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>; i++)
01551 {
01552 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[i]);
01553 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[i].resize(0);
01554 }
01555 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = 0;
01556 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>= 1;
01557
01558 <font class="comment">// Change pixel format</font>
01559 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>=<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>;
01560 }
01561
01562
01563
01564 <font class="comment">/*-------------------------------------------------------------------*\</font>
01565 <font class="comment"> resamplePicture32</font>
01566 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01567"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c6">01567</a> <font class="keywordtype">void</font> CBitmap::resamplePicture32 (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pSrc, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pDest,
01568 sint32 nSrcWidth, sint32 nSrcHeight,
01569 sint32 nDestWidth, sint32 nDestHeight)
01570 {
01571 <font class="keywordflow">if</font> ((nSrcWidth<=0)||(nSrcHeight<=0)||(nDestHeight<=0)||(nDestHeight<=0))
01572 <font class="keywordflow">return</font>;
01573 <font class="keywordtype">bool</font> bXMag=(nDestWidth>=nSrcWidth);
01574 <font class="keywordtype">bool</font> bYMag=(nDestHeight>=nSrcHeight);
01575 <font class="keywordtype">bool</font> bXEq=(nDestWidth==nSrcWidth);
01576 <font class="keywordtype">bool</font> bYEq=(nDestHeight==nSrcHeight);
01577 std::vector<NLMISC::CRGBAF> pIterm (nDestWidth*nSrcHeight);
01578
01579 <font class="keywordflow">if</font> (bXMag)
01580 {
01581 <font class="keywordtype">float</font> fXdelta=(float)(nSrcWidth)/(float)(nDestWidth);
01582 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> *pItermPtr=&*pIterm.begin();
01583 sint32 nY;
01584 <font class="keywordflow">for</font> (nY=0; nY<nSrcHeight; nY++)
01585 {
01586 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pSrcLine=pSrc;
01587 <font class="keywordtype">float</font> fX=0.f;
01588 sint32 nX;
01589 <font class="keywordflow">for</font> (nX=0; nX<nDestWidth; nX++)
01590 {
01591 <font class="keywordtype">float</font> fVirgule=fX-(float)floor(fX);
01592 <a class="code" href="debug_8h.html#a6">nlassert</a> (fVirgule>=0.f);
01593 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor;
01594 <font class="keywordflow">if</font> (fVirgule>=0.5f)
01595 {
01596 <font class="keywordflow">if</font> (fX<(float)(nSrcWidth-1))
01597 {
01598 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor1 (pSrcLine[(sint32)floor(fX)]);
01599 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor2 (pSrcLine[(sint32)floor(fX)+1]);
01600 vColor=vColor1*(1.5f-fVirgule)+vColor2*(fVirgule-0.5f);
01601 }
01602 <font class="keywordflow">else</font>
01603 vColor=<a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> (pSrcLine[(sint32)floor(fX)]);
01604 }
01605 <font class="keywordflow">else</font>
01606 {
01607 <font class="keywordflow">if</font> (fX>=1.f)
01608 {
01609 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor1 (pSrcLine[(sint32)floor(fX)]);
01610 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor2 (pSrcLine[(sint32)floor(fX)-1]);
01611 vColor=vColor1*(0.5f+fVirgule)+vColor2*(0.5f-fVirgule);
01612 }
01613 <font class="keywordflow">else</font>
01614 vColor=<a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> (pSrcLine[(sint32)floor(fX)]);
01615 }
01616 *(pItermPtr++)=vColor;
01617 fX+=fXdelta;
01618 }
01619 pSrc+=nSrcWidth;
01620 }
01621 }
01622 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (bXEq)
01623 {
01624 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> *pItermPtr=&*pIterm.begin();
01625 <font class="keywordflow">for</font> (sint32 nY=0; nY<nSrcHeight; nY++)
01626 {
01627 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pSrcLine=pSrc;
01628 sint32 nX;
01629 <font class="keywordflow">for</font> (nX=0; nX<nDestWidth; nX++)
01630 *(pItermPtr++)=<a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> (pSrcLine[nX]);
01631 pSrc+=nSrcWidth;
01632 }
01633 }
01634 <font class="keywordflow">else</font>
01635 {
01636 <font class="keywordtype">double</font> fXdelta=(double)(nSrcWidth)/(double)(nDestWidth);
01637 <a class="code" href="debug_8h.html#a6">nlassert</a> (fXdelta>1.f);
01638 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> *pItermPtr=&*pIterm.begin();
01639 sint32 nY;
01640 <font class="keywordflow">for</font> (nY=0; nY<nSrcHeight; nY++)
01641 {
01642 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pSrcLine=pSrc;
01643 <font class="keywordtype">double</font> fX=0.f;
01644 sint32 nX;
01645 <font class="keywordflow">for</font> (nX=0; nX<nDestWidth; nX++)
01646 {
01647 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor (0.f, 0.f, 0.f, 0.f);
01648 <font class="keywordtype">double</font> fFinal=fX+fXdelta;
01649 <font class="keywordflow">while</font> (fX<fFinal)
01650 {
01651 <font class="keywordtype">double</font> fNext=(double)floor (fX)+1.f;
01652 <font class="keywordflow">if</font> (fNext>fFinal)
01653 fNext=fFinal;
01654 vColor+=((float)(fNext-fX))*<a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> (pSrcLine[(sint32)floor(fX)]);
01655 fX=fNext;
01656 }
01657 <a class="code" href="debug_8h.html#a6">nlassert</a> (fX==fFinal);
01658 vColor/=(float)fXdelta;
01659 *(pItermPtr++)=vColor;
01660 }
01661 pSrc+=nSrcWidth;
01662 }
01663 }
01664
01665 <font class="keywordflow">if</font> (bYMag)
01666 {
01667 <font class="keywordtype">double</font> fYdelta=(double)(nSrcHeight)/(double)(nDestHeight);
01668 sint32 nX;
01669 <font class="keywordflow">for</font> (nX=0; nX<nDestWidth; nX++)
01670 {
01671 <font class="keywordtype">double</font> fY=0.f;
01672 sint32 nY;
01673 <font class="keywordflow">for</font> (nY=0; nY<nDestHeight; nY++)
01674 {
01675 <font class="keywordtype">double</font> fVirgule=fY-(double)floor(fY);
01676 <a class="code" href="debug_8h.html#a6">nlassert</a> (fVirgule>=0.f);
01677 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor;
01678 <font class="keywordflow">if</font> (fVirgule>=0.5f)
01679 {
01680 <font class="keywordflow">if</font> (fY<(double)(nSrcHeight-1))
01681 {
01682 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor1=pIterm[((sint32)floor(fY))*nDestWidth+nX];
01683 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor2=pIterm[(((sint32)floor(fY))+1)*nDestWidth+nX];
01684 vColor=vColor1*(1.5f-(float)fVirgule)+vColor2*((float)fVirgule-0.5f);
01685 }
01686 <font class="keywordflow">else</font>
01687 vColor=pIterm[((sint32)floor(fY))*nDestWidth+nX];
01688 }
01689 <font class="keywordflow">else</font>
01690 {
01691 <font class="keywordflow">if</font> (fY>=1.f)
01692 {
01693 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor1=pIterm[((sint32)floor(fY))*nDestWidth+nX];
01694 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor2=pIterm[(((sint32)floor(fY))-1)*nDestWidth+nX];
01695 vColor=vColor1*(0.5f+(float)fVirgule)+vColor2*(0.5f-(float)fVirgule);
01696 }
01697 <font class="keywordflow">else</font>
01698 vColor=pIterm[((sint32)floor(fY))*nDestWidth+nX];
01699 }
01700 pDest[nX+nY*nDestWidth]=vColor;
01701 fY+=fYdelta;
01702 }
01703 }
01704 }
01705 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (bYEq)
01706 {
01707 <font class="keywordflow">for</font> (sint32 nX=0; nX<nDestWidth; nX++)
01708 {
01709 sint32 nY;
01710 <font class="keywordflow">for</font> (nY=0; nY<nDestHeight; nY++)
01711 {
01712 pDest[nX+nY*nDestWidth]=pIterm[nY*nDestWidth+nX];
01713 }
01714 }
01715 }
01716 <font class="keywordflow">else</font>
01717 {
01718 <font class="keywordtype">double</font> fYdelta=(double)(nSrcHeight)/(double)(nDestHeight);
01719 <a class="code" href="debug_8h.html#a6">nlassert</a> (fYdelta>1.f);
01720 sint32 nX;
01721 <font class="keywordflow">for</font> (nX=0; nX<nDestWidth; nX++)
01722 {
01723 <font class="keywordtype">double</font> fY=0.f;
01724 sint32 nY;
01725 <font class="keywordflow">for</font> (nY=0; nY<nDestHeight; nY++)
01726 {
01727 <a class="code" href="classNLMISC_1_1CRGBAF.html">NLMISC::CRGBAF</a> vColor (0.f, 0.f, 0.f, 0.f);
01728 <font class="keywordtype">double</font> fFinal=fY+fYdelta;
01729 <font class="keywordflow">while</font> ((fY<fFinal)&&((sint32)fY!=nSrcHeight))
01730 {
01731 <font class="keywordtype">double</font> fNext=(double)floor (fY)+1.f;
01732 <font class="keywordflow">if</font> (fNext>fFinal)
01733 fNext=fFinal;
01734 vColor+=((float)(fNext-fY))*pIterm[((sint32)floor(fY))*nDestWidth+nX];
01735 fY=fNext;
01736 }
01737 vColor/=(float)fYdelta;
01738 pDest[nX+nY*nDestWidth]=vColor;
01739 }
01740 }
01741 }
01742 }
01743
01744
01745
01746 <font class="comment">/*-------------------------------------------------------------------*\</font>
01747 <font class="comment"> readTGA</font>
01748 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l01749"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c2">01749</a> uint8 CBitmap::readTGA( <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f)
01750 {
01751 <font class="keywordflow">if</font>(!f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>()) <font class="keywordflow">return</font> 0;
01752
01753 uint32 size;
01754 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01755 sint32 slsize;
01756 uint8 *scanline;
01757 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>,g,b;
01758 sint32 i,j,k;
01759
01760 <font class="comment">// TGA file header fields</font>
01761 uint8 lengthID;
01762 uint8 cMapType;
01763 uint8 imageType;
01764 uint16 origin;
01765 uint16 length;
01766 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>;
01767 uint16 xOrg;
01768 uint16 yOrg;
01769 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
01770 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01771 uint8 imageDepth;
01772 uint8 desc;
01773
01774 <font class="comment">// Image/Color map data</font>
01775 uint8 *imageID;
01776
01777
01778
01779 <font class="comment">// Determining whether file is in Original or New TGA format</font>
01780
01781 <font class="keywordtype">bool</font> newTgaFormat;
01782 uint32 extAreaOffset;
01783 uint32 devDirectoryOffset;
01784 <font class="keywordtype">char</font> signature[16];
01785
01786 f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (0, f.<a class="code" href="classNLMISC_1_1IStream.html#s3s2">end</a>);
01787 newTgaFormat = <font class="keyword">false</font>;
01788 <font class="keywordflow">if</font> (f.<a class="code" href="classNLMISC_1_1IStream.html#a32">getPos</a>() >= 26)
01789 {
01790 f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (-26, f.<a class="code" href="classNLMISC_1_1IStream.html#s3s2">end</a>);
01791 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(extAreaOffset);
01792 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(devDirectoryOffset);
01793 <font class="keywordflow">for</font>(i=0; i<16; i++)
01794 {
01795 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(signature[i]);
01796 }
01797 <font class="keywordflow">if</font>(strncmp(signature,<font class="stringliteral">"TRUEVISION-XFILE"</font>,16)==0)
01798 newTgaFormat = <font class="keyword">true</font>;
01799 }
01800
01801
01802
01803 <font class="comment">// Reading TGA file header</font>
01804 f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (0, f.<a class="code" href="classNLMISC_1_1IStream.html#s3s0">begin</a>);
01805
01806 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(lengthID);
01807 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(cMapType);
01808 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageType);
01809 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(origin);
01810 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(length);
01811 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>);
01812 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(xOrg);
01813 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(yOrg);
01814 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
01815 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01816 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageDepth);
01817 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(desc);
01818
01819 <font class="keywordflow">if</font>(cMapType!=0)
01820 {
01821 <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"readTga : color-map not supported"</font>);
01822 }
01823
01824 <font class="keywordflow">if</font>(lengthID>0)
01825 {
01826 imageID = <font class="keyword">new</font> uint8[lengthID];
01827 <font class="keywordflow">for</font>(i=0; i<lengthID; i++)
01828 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageID[i]);
01829 }
01830
01831
01832
01833 <font class="comment">// Reading TGA image data</font>
01834
01835 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
01836 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01837 size = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> * <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> * (imageDepth/8);
01838
01839 <font class="keywordflow">switch</font>(imageType)
01840 {
01841 <font class="comment">// Uncompressed RGB or RGBA</font>
01842 <font class="keywordflow">case</font> 2:
01843 {
01844 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].resize(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>*4);
01845 uint8 upSideDown = ((desc & (1 << 5))==0);
01846 slsize = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> * imageDepth / 8;
01847
01848 scanline = <font class="keyword">new</font> uint8[slsize];
01849 <font class="keywordflow">if</font>(!scanline)
01850 {
01851 <font class="keywordflow">throw</font> EAllocationFailure();
01852 }
01853
01854 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01855 {
01856 <font class="comment">// Serial buffer: more efficient way to load.</font>
01857 f.<a class="code" href="classNLMISC_1_1IStream.html#z327_0">serialBuffer</a> (scanline, slsize);
01858
01859 <font class="keywordflow">if</font>(imageDepth==24 || imageDepth==32)
01860 {
01861 sint32 mult = 3;
01862 <font class="keywordflow">if</font>(imageDepth==16)
01863 {
01864 mult = 2;
01865 }
01866 <font class="keywordflow">if</font>(imageDepth==32)
01867 {
01868 mult = 4;
01869 }
01870 <font class="keywordflow">if</font>(imageDepth!=16)
01871 {
01872 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
01873 {
01874 <font class="comment">// RGB(A)</font>
01875 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*mult+0];
01876 g = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*mult+1];
01877 b = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*mult+2];
01878 <font class="comment">// Switching to BGR(A)</font>
01879 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*mult+0] = b;
01880 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*mult+1] = g;
01881 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*mult+2] = <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>;
01882 }
01883 }
01884 }
01885
01886 k=0;
01887 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; i++)
01888 {
01889 <font class="keywordflow">if</font>(upSideDown)
01890 {
01891 <font class="keywordflow">if</font>(imageDepth==16)
01892 {
01893 uint16 <a class="code" href="namespaceNLMISC.html#a294">toto</a> = (uint16)scanline[k++];
01894 <a class="code" href="namespaceNLMISC.html#a294">toto</a> |= scanline[k++]<<8;
01895 uint <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> = <a class="code" href="namespaceNLMISC.html#a294">toto</a>>>10;
01896 uint g = (<a class="code" href="namespaceNLMISC.html#a294">toto</a>>>5)&0x1f;
01897 uint b = <a class="code" href="namespaceNLMISC.html#a294">toto</a>&0x1f;
01898 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i] = (r<<3) | (r>>2);
01899 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 1] = (g<<3) | (g>>2);
01900 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 2] = (b<<3) | (b>>2);
01901 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 3] = 255;
01902 }
01903 <font class="keywordflow">else</font>
01904 {
01905 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i] = scanline[k++];
01906 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 1] = scanline[k++];
01907 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 2] = scanline[k++];
01908 <font class="keywordflow">if</font>(imageDepth==32)
01909 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 3] = scanline[k++];
01910 <font class="keywordflow">else</font>
01911 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 3] = 255;
01912 }
01913 }
01914 <font class="keywordflow">else</font>
01915 {
01916 <font class="keywordflow">if</font>(imageDepth==16)
01917 {
01918 uint16 <a class="code" href="namespaceNLMISC.html#a294">toto</a> = (uint16)scanline[k++];
01919 <a class="code" href="namespaceNLMISC.html#a294">toto</a> |= scanline[k++]<<8;
01920 <font class="keywordtype">int</font> <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> = <a class="code" href="namespaceNLMISC.html#a294">toto</a>>>10;
01921 <font class="keywordtype">int</font> g = <a class="code" href="namespaceNLMISC.html#a294">toto</a>&(0x3e0)>>5;
01922 <font class="keywordtype">int</font> b = <a class="code" href="namespaceNLMISC.html#a294">toto</a>&0x1f;
01923 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i] = (r<<3) | (r>>2);
01924 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 1] = (g<<3) | (g>>2);
01925 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 2] = (b<<3) | (b>>2);
01926 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 3] = 255;
01927 }
01928 <font class="keywordflow">else</font>
01929 {
01930 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i] = scanline[k++];
01931 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 1] = scanline[k++];
01932 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 2] = scanline[k++];
01933 <font class="keywordflow">if</font>(imageDepth==32)
01934 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 3] = scanline[k++];
01935 <font class="keywordflow">else</font>
01936 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + 4*i + 3] = 255;
01937 }
01938 }
01939 }
01940 }
01941
01942 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
01943 <font class="keyword">delete</font> scanline;
01944 };
01945 <font class="keywordflow">break</font>;
01946
01947 <font class="comment">// Uncompressed Grayscale bitmap</font>
01948 <font class="keywordflow">case</font> 3:
01949 {
01950 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].resize(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);
01951 uint8 upSideDown = ((desc & (1 << 5))==0);
01952 slsize = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
01953
01954 scanline = <font class="keyword">new</font> uint8[slsize];
01955 <font class="keywordflow">if</font>(!scanline)
01956 {
01957 <font class="keywordflow">throw</font> EAllocationFailure();
01958 }
01959
01960 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
01961 {
01962 <font class="comment">// Serial buffer: more efficient way to load.</font>
01963 f.<a class="code" href="classNLMISC_1_1IStream.html#z327_0">serialBuffer</a> (scanline, slsize);
01964
01965 k=0;
01966 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; i++)
01967 {
01968 <font class="keywordflow">if</font>(upSideDown)
01969 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> + i] = scanline[k++];
01970 <font class="keywordflow">else</font>
01971 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> + i] = scanline[k++];
01972 }
01973 }
01974
01975 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n2">_LoadGrayscaleAsAlpha</a>?<a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>:<a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>;
01976 <font class="keyword">delete</font> scanline;
01977 };
01978 <font class="keywordflow">break</font>;
01979
01980 <font class="comment">// Compressed RGB or RGBA</font>
01981 <font class="keywordflow">case</font> 10:
01982 {
01983 uint8 packet;
01984 uint8 pixel[4];
01985 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01986 uint32 readSize = 0;
01987 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>*4);
01988
01989 <font class="keywordflow">while</font>(readSize < <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a>)
01990 {
01991 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(packet);
01992 <font class="keywordflow">if</font>((packet & 0x80) > 0) <font class="comment">// packet RLE </font>
01993 {
01994 <font class="keywordflow">for</font>(i=0; i<imageDepth/8; i++)
01995 {
01996 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(pixel[i]);
01997 }
01998 <font class="keywordflow">for</font> (i=0; i < (packet & 0x7F) + 1; i++)
01999 {
02000 <font class="keywordflow">for</font>(j=0; j<imageDepth/8; j++)
02001 {
02002 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[j]);
02003 }
02004 <font class="keywordflow">if</font>(imageDepth==24)
02005 {
02006 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(0);
02007 }
02008 }
02009 }
02010 <font class="keywordflow">else</font> <font class="comment">// packet Raw </font>
02011 {
02012 <font class="keywordflow">for</font>(i=0; i<((packet & 0x7F) + 1); i++)
02013 {
02014 <font class="keywordflow">for</font>(j=0; j<imageDepth/8; j++)
02015 {
02016 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(pixel[j]);
02017 }
02018 <font class="keywordflow">if</font>(imageDepth==32)
02019 {
02020 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[2]);
02021 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[1]);
02022 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[0]);
02023 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[3]);
02024 }
02025 <font class="keywordflow">if</font>(imageDepth==24)
02026 {
02027 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[2]);
02028 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[1]);
02029 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[0]);
02030 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(0);
02031 }
02032 }
02033 }
02034 readSize += (packet & 0x7F) + 1;
02035 }
02036 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
02037 };
02038 <font class="keywordflow">break</font>;
02039
02040 <font class="comment">// Compressed Grayscale bitmap (not tested)</font>
02041 <font class="keywordflow">case</font> 11:
02042 {
02043 uint8 packet;
02044 uint8 pixel[4];
02045 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
02046 uint32 readSize = 0;
02047 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].reserve(<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);
02048
02049 <font class="keywordflow">while</font>(readSize < <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a>)
02050 {
02051 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(packet);
02052 <font class="keywordflow">if</font>((packet & 0x80) > 0) <font class="comment">// packet RLE </font>
02053 {
02054 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(pixel[0]);
02055 <font class="keywordflow">for</font> (i=0; i < (packet & 0x7F) + 1; i++)
02056 {
02057 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[0]);
02058 }
02059 }
02060 <font class="keywordflow">else</font> <font class="comment">// packet Raw </font>
02061 {
02062 <font class="keywordflow">for</font>(i=0; i<((packet & 0x7F) + 1); i++)
02063 {
02064 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(pixel[0]);
02065 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0].push_back(pixel[0]);
02066 }
02067 }
02068 readSize += (packet & 0x7F) + 1;
02069 }
02070 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n2">_LoadGrayscaleAsAlpha</a>?<a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>:<a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>;
02071 };
02072 <font class="keywordflow">break</font>;
02073
02074 <font class="keywordflow">default</font>:
02075 <font class="keywordflow">return</font> 0;
02076 }
02077
02078 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a> = 1;
02079 <font class="keywordflow">return</font>(imageDepth);
02080
02081 }
02082
02083 <font class="comment">/*-------------------------------------------------------------------*\</font>
02084 <font class="comment"> writeTGA</font>
02085 <font class="comment">\*-------------------------------------------------------------------*/</font>
<a name="l02086"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a18">02086</a> <font class="keywordtype">bool</font> CBitmap::writeTGA( <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint32 d, <font class="keywordtype">bool</font> upsideDown)
02087 {
02088 <font class="keywordflow">if</font>(f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>()) <font class="keywordflow">return</font> <font class="keyword">false</font>;
02089 <font class="keywordflow">if</font>(d!=24 && d!=32 && d!=16 && d!=8) <font class="keywordflow">return</font> <font class="keyword">false</font>;
02090 <font class="keywordflow">if</font> ((<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)&&(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>)) <font class="keywordflow">return</font> <font class="keyword">false</font>;
02091 <font class="keywordflow">if</font> ((<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>) && (d != 8)) <font class="keywordflow">return</font> <font class="keyword">false</font>;
02092
02093 sint32 i,j,<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
02094 uint8 * scanline;
02095 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>,g,b,a;
02096
02097 uint8 lengthID = 0;
02098 uint8 cMapType = 0;
02099 uint8 imageType = 2;
02100 uint16 origin = 0;
02101 uint16 length = 0;
02102 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a> = 0;
02103 uint16 xOrg = 0;
02104 uint16 yOrg = 0;
02105 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = (uint16)<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
02106 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = (uint16)<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
02107 uint8 imageDepth = (uint8)d;
02108 uint8 desc = 0;
02109 <font class="keywordflow">if</font> (upsideDown)
02110 desc |= 1<<5;
02111
02112 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>)
02113 imageType = 3; <font class="comment">// Uncompressed grayscale</font>
02114
02115 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(lengthID);
02116 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(cMapType);
02117 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageType);
02118 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(origin);
02119 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(length);
02120 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>);
02121 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(xOrg);
02122 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(yOrg);
02123 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
02124 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
02125 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageDepth);
02126 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(desc);
02127
02128 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>)
02129 scanline = <font class="keyword">new</font> uint8[<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>];
02130 <font class="keywordflow">else</font>
02131 scanline = <font class="keyword">new</font> uint8[<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4];
02132 <font class="keywordflow">if</font>(!scanline)
02133 {
02134 <font class="keywordflow">throw</font> EAllocationFailure();
02135 }
02136
02137 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><(sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
02138 {
02139
02140 uint32 k=0;
02141 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>)
02142 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; ++i) <font class="comment">// Alpha</font>
02143 {
02144 scanline[k++] = <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> + i];
02145 }
02146 <font class="keywordflow">else</font>
02147 <font class="keywordflow">for</font>(i=0; i<<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4; i+=4) <font class="comment">// 4:RGBA</font>
02148 {
02149 <font class="keywordflow">if</font>(d==16)
02150 {
02151 <font class="keywordflow">for</font>(j=0; j<(sint32)4; j++)
02152 {
02153 scanline[k++] = <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + i + j];
02154 }
02155 }
02156 <font class="keywordflow">else</font>
02157 {
02158 <font class="keywordflow">for</font>(j=0; j<(sint32)d/8; j++)
02159 {
02160 scanline[k++] = <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>-1)*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*4 + i + j];
02161 }
02162 }
02163 }
02164
02165 <font class="keywordflow">if</font>(d==16)
02166 {
02167 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><(sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
02168 {
02169 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+0];
02170 g = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+1];
02171 b = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+2];
02172 <font class="keywordtype">int</font> rr = <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> >>3;
02173 <font class="keywordtype">int</font> gg = g >>3;
02174 <font class="keywordtype">int</font> bb = b >>3;
02175 uint16 c16 = (rr<<10) | (gg<<5) | bb;
02176 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*2+0] = c16&0xff;
02177 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*2+1] = c16>>8;
02178 }
02179 }
02180 <font class="keywordflow">if</font>(d==24)
02181 {
02182 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><(sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
02183 {
02184 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*3+0];
02185 g = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*3+1];
02186 b = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*3+2];
02187 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*3+0] = b;
02188 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*3+1] = g;
02189 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*3+2] = <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>;
02190 }
02191 }
02192 <font class="keywordflow">if</font>(d==32)
02193 {
02194 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><(sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
02195 {
02196 <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a> = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+0];
02197 g = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+1];
02198 b = scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+2];
02199 a= scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+3];
02200 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+0] = b;
02201 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+1] = g;
02202 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+2] = <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>;
02203 scanline[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>*4+3] = a;
02204 }
02205 }
02206
02207 <font class="keywordtype">int</font> finaleSize=<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>*d/8;
02208 <font class="keywordflow">for</font>(i=0; i<finaleSize; i++)
02209 {
02210 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(scanline[i]);
02211 }
02212 }
02213 <font class="keyword">delete</font> scanline;
02214 <font class="keywordflow">return</font> <font class="keyword">true</font>;
02215 }
02216
02217 <font class="keyword">template</font><<font class="keyword">class</font> T>
02218 <font class="keywordtype">void</font> <a class="code" href="namespaceNLMISC.html#a287">rotateCCW</a> (<font class="keyword">const</font> T* <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, T* dst, uint srcWidth, uint srcHeight)
02219 {
02220 <font class="keywordflow">for</font> (uint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><srcHeight; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
02221 <font class="keywordflow">for</font> (uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><srcWidth; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
02222 {
02223 uint dstX=<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
02224 uint dstY=srcWidth-<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>-1;
02225 dst[dstX+dstY*srcHeight]=<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*srcWidth];
02226 }
02227 }
02228
02229 <font class="comment">/*template<class T></font>
02230 <font class="comment">void rotateCCW (const vector<T>& src, vector<T>& dst, uint srcWidth, uint srcHeight)</font>
02231 <font class="comment">{</font>
02232 <font class="comment"> for (uint y=0; y<srcHeight; y++)</font>
02233 <font class="comment"> for (uint x=0; x<srcWidth; x++)</font>
02234 <font class="comment"> {</font>
02235 <font class="comment"> uint dstX=y;</font>
02236 <font class="comment"> uint dstY=srcWidth-x;</font>
02237 <font class="comment"> dst[dstX+dstY*srcHeight]=src[x+y*srcWidth];</font>
02238 <font class="comment"> }</font>
02239 <font class="comment">}</font>
02240 <font class="comment">*/</font>
<a name="l02241"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a10">02241</a> <font class="keywordtype">void</font> CBitmap::rotateCCW()
02242 {
02243 <font class="comment">// Copy the array</font>
02244 std::vector<uint8> copy=<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0];
02245
02246 <font class="keywordflow">switch</font> (PixelFormat)
02247 {
02248 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>:
02249 <a class="code" href="namespaceNLMISC.html#a287">NLMISC::rotateCCW</a> ((uint32*)&(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0]), (uint32*)&(copy[0]), <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>, <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);
02250 <font class="keywordflow">break</font>;
02251 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>:
02252 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>:
02253 <a class="code" href="namespaceNLMISC.html#a287">NLMISC::rotateCCW</a> (&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0], &copy[0], <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>, <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);
02254 <font class="keywordflow">break</font>;
02255 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a>:
02256 <a class="code" href="namespaceNLMISC.html#a287">NLMISC::rotateCCW</a> ((uint16*)&(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0]), (uint16*)&(copy[0]), <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>, <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>);;
02257 <font class="keywordflow">break</font>;
02258 <font class="keywordflow">default</font>: <font class="keywordflow">break</font>;
02259 }
02260
02261 uint32 tmp=<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
02262 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>=<a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
02263 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>=tmp;
02264 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0]=copy;
02265 }
02266
<a name="l02267"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a22">02267</a> <font class="keywordtype">bool</font> CBitmap::blit(<font class="keyword">const</font> CBitmap *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, sint32 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint32 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)
02268 {
02269
02270 <a class="code" href="debug_8h.html#a6">nlassert</a>(this->PixelFormat == <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->PixelFormat);
02271 <font class="keywordflow">if</font> (this-><a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->PixelFormat)
02272 {
02273 <font class="keywordflow">return</font> <font class="keyword">false</font>;
02274 }
02275
02276
02277 <font class="comment">// check for dxtc use</font>
02278
02279 <font class="keyword">const</font> <font class="keywordtype">bool</font> useDXTC = <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>;
02280
02281 <font class="comment">// number of bits for a 4x4 pix block</font>
02282 <font class="keyword">const</font> uint dxtcNumBits = <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a> || <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a> ? 64 : 128;
02283
02284
02285 <font class="keywordflow">if</font> (useDXTC)
02286 {
02287 <font class="comment">// blit pos must be multiple of 4</font>
02288
02289 <a class="code" href="debug_8h.html#a6">nlassert</a>(! (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> & 3 || <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> & 3) );
02290 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> & 3 || <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> & 3) <font class="keywordflow">return</font> <font class="keyword">false</font>;
02291
02292 }
02293
02294 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s10">DonTKnow</a>);
02295
02296 <font class="comment">// the width to copy</font>
02297 sint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->_Width;
02298 <font class="comment">// the height to copy</font>
02299 sint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->_Height;
02300
02301 uint destStartX, destStartY;
02302 uint srcStartX, srcStartY;
02303
02304
02305 <font class="comment">// clip against left</font>
02306 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> < 0)
02307 {
02308 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> += <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
02309 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> <= 0) <font class="keywordflow">return</font> <font class="keyword">true</font>;
02310 destStartX = 0;
02311 srcStartX = -<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
02312 }
02313 <font class="keywordflow">else</font>
02314 {
02315 destStartX = <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
02316 srcStartX = 0;
02317 }
02318
02319 <font class="comment">// clip against top</font>
02320 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> < 0)
02321 {
02322 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> += <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
02323 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> <= 0) <font class="keywordflow">return</font> <font class="keyword">true</font>;
02324 srcStartY = -<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
02325 destStartY = 0;
02326 }
02327 <font class="keywordflow">else</font>
02328 {
02329 destStartY = <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
02330 srcStartY = 0;
02331 }
02332
02333 <font class="comment">// clip against right</font>
02334 <font class="keywordflow">if</font> ((destStartX + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> - 1) >= <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>)
02335 {
02336 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> - destStartX;
02337 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> <= 0) <font class="keywordflow">return</font> <font class="keyword">true</font>;
02338 }
02339
02340 <font class="comment">// clip against bottom</font>
02341 <font class="keywordflow">if</font> ((destStartY + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> - 1) >= <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>)
02342 {
02343 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> - destStartY;
02344 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> <= 0) <font class="keywordflow">return</font> <font class="keyword">true</font>;
02345 }
02346
02347
02348 <font class="comment">// divide all distance by 4 when using DXTC</font>
02349 <font class="keywordflow">if</font> (useDXTC)
02350 {
02351 destStartX >>= 2;
02352 destStartY >>= 2;
02353 srcStartX >>= 2;
02354 srcStartY >>= 2;
02355 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> >>= 2;
02356 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> >>= 2;
02357 }
02358
02359
02360 <font class="comment">// bytes per pixs is for either one pixel or 16 (a 4x4 block in DXTC)</font>
02361 <font class="keyword">const</font> uint bytePerPixs = ( useDXTC ? dxtcNumBits : <a class="code" href="classNLMISC_1_1CBitmap.html#p0">bitPerPixels</a>[<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>] ) >> 3 <font class="comment">/* divide by 8 to get the number of bytes */</font>;
02362
02363
02364 <font class="keyword">const</font> uint destRealWidth = useDXTC ? (<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> >> 2) : <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
02365 <font class="keyword">const</font> uint srcRealWidth = useDXTC ? (<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->_Width >> 2) : <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->_Width;
02366
02367
02368 <font class="comment">// size to go to the next line in the destination</font>
02369 <font class="keyword">const</font> uint destStride = destRealWidth * bytePerPixs;
02370
02371 <font class="comment">// size to go to the next line in the source</font>
02372 <font class="keyword">const</font> uint srcStride = srcRealWidth * bytePerPixs;
02373
02374 <font class="comment">// length in bytes of a line to copy</font>
02375 <font class="keyword">const</font> uint lineLength = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> * bytePerPixs;
02376
02377
02378 uint8 *destPos = &(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0]) + destStride * destStartY + bytePerPixs * destStartX;
02379 <font class="keyword">const</font> uint8 *srcPos = &(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->_Data[0][0]) + srcStride * srcStartY + bytePerPixs * srcStartX;
02380
02381 <font class="comment">// copy each hline</font>
02382 <font class="keywordflow">for</font> (sint k = 0; k < <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>; ++k)
02383 {
02384 ::memcpy(destPos, srcPos, lineLength);
02385 destPos += destStride;
02386 srcPos += srcStride;
02387 }
02388
02389
02390 <font class="keywordflow">return</font> <font class="keyword">true</font>;
02391 }
02392
02393 <font class="comment">// Private :</font>
<a name="l02394"></a><a class="code" href="classNLMISC_1_1CBitmap.html#c7">02394</a> <font class="keywordtype">float</font> CBitmap::getColorInterp (<font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <font class="keywordtype">float</font> colorInXY00, <font class="keywordtype">float</font> colorInXY10, <font class="keywordtype">float</font> colorInXY01, <font class="keywordtype">float</font> colorInXY11)<font class="keyword"> const</font>
02395 <font class="keyword"></font>{
02396 <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a> = colorInXY00*(1.0f-<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)*(1.0f-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>) +
02397 colorInXY10*( x)*(1.0f-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>) +
02398 colorInXY01*(1.0f-<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)*( y) +
02399 colorInXY11*( x)*( y);
02400 <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a>, 0.0f, 255.0f);
02401 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a>;
02402 }
02403
02404 <font class="comment">// Public:</font>
<a name="l02405"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a23">02405</a> CRGBAF CBitmap::getColor (<font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)<font class="keyword"> const</font>
02406 <font class="keyword"></font>{
02407 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> < 0.0f) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = 0.0f;
02408 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> > 1.0f) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = 1.0f;
02409 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> < 0.0f) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = 0.0f;
02410 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> > 1.0f) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = 1.0f;
02411
02412 sint32 nWidth = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(0);
02413 sint32 nHeight = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(0);
02414
02415 <font class="keywordflow">if</font> (nWidth == 0 || nHeight == 0) <font class="keywordflow">return</font> CRGBAF(0, 0, 0, 0);
02416
02417 <font class="keyword">const</font> std::vector<uint8> &rBitmap = <a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(0);
02418 sint32 nX[4], nY[4];
02419
02420 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> *= nWidth-1;
02421 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> *= nHeight-1;
02422
02423 <font class="comment">// Integer part of (x,y)</font>
02424 <font class="comment">//nX[0] = ((sint32)floor(x-0.5f));</font>
02425 <font class="comment">//nY[0] = ((sint32)floor(y-0.5f));</font>
02426 nX[0] = ((sint32)floor(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>));
02427 nY[0] = ((sint32)floor(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>));
02428
02429 nX[1] = (nX[0] < (nWidth-1) ? nX[0]+1 : nX[0]);
02430 nY[1] = nY[0];
02431
02432 nX[2] = nX[0];
02433 nY[2] = (nY[0] < (nHeight-1) ? nY[0]+1 : nY[0]);
02434
02435 nX[3] = nX[1];
02436 nY[3] = nY[2];
02437
02438 uint32 i;
02439
02440 <font class="keywordflow">for</font> (i = 0; i < 4; ++i)
02441 {
02442 <a class="code" href="debug_8h.html#a6">nlassert</a> (nX[i] >= 0);
02443 <a class="code" href="debug_8h.html#a6">nlassert</a> (nY[i] >= 0 );
02444 <a class="code" href="debug_8h.html#a6">nlassert</a> (nX[i] < nWidth);
02445 <a class="code" href="debug_8h.html#a6">nlassert</a> (nY[i] < nHeight);
02446 }
02447
02448 <font class="comment">// Decimal part of (x,y)</font>
02449 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - (float)nX[0];
02450 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - (float)nY[0];
02451
02452 <font class="keywordflow">switch</font> (this-><a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>)
02453 {
02454 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>:
02455 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a>:
02456 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a>:
02457 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a>:
02458 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>:
02459 {
02460 CRGBAF finalVal;
02461 CRGBA val[4];
02462
02463 <font class="keywordflow">if</font> (this-><a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02464 {
02465 <font class="keywordflow">for</font> (i = 0; i < 4; ++i)
02466 {
02467 val[i] = CRGBA (rBitmap[(nX[i]+nY[i]*nWidth)*4+0],
02468 rBitmap[(nX[i]+nY[i]*nWidth)*4+1],
02469 rBitmap[(nX[i]+nY[i]*nWidth)*4+2],
02470 rBitmap[(nX[i]+nY[i]*nWidth)*4+3]);
02471 }
02472 }
02473 <font class="keywordflow">else</font>
02474 {
02475 <font class="comment">// slower version : get from DXT</font>
02476 <font class="keywordflow">for</font> (i = 0; i < 4; ++i)
02477 {
02478 val[i] = <a class="code" href="classNLMISC_1_1CBitmap.html#a24">getPixelColor</a>(nX[i], nY[i]);
02479 }
02480 }
02481
02482 finalVal.R = <a class="code" href="classNLMISC_1_1CBitmap.html#c7">getColorInterp</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, val[0].R, val[1].R, val[2].R, val[3].R);
02483 finalVal.G = <a class="code" href="classNLMISC_1_1CBitmap.html#c7">getColorInterp</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, val[0].G, val[1].G, val[2].G, val[3].G);
02484 finalVal.B = <a class="code" href="classNLMISC_1_1CBitmap.html#c7">getColorInterp</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, val[0].B, val[1].B, val[2].B, val[3].B);
02485 finalVal.A = <a class="code" href="classNLMISC_1_1CBitmap.html#c7">getColorInterp</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, val[0].A, val[1].A, val[2].A, val[3].A);
02486
02487 <font class="keywordflow">return</font> finalVal;
02488 }
02489 <font class="keywordflow">break</font>;
02490 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>:
02491 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>:
02492 {
02493
02494 <font class="keywordtype">float</font> finalVal;
02495 <font class="keywordtype">float</font> val[4];
02496
02497 <font class="keywordflow">for</font> (i = 0; i < 4; ++i)
02498 val[i] = rBitmap[(nX[i]+nY[i]*nWidth)];
02499
02500 finalVal = <a class="code" href="classNLMISC_1_1CBitmap.html#c7">getColorInterp</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, val[0], val[1], val[2], val[3]);
02501
02502 <font class="keywordflow">if</font> (this-><a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> == <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>)
02503 <font class="keywordflow">return</font> CRGBAF (255.0f, 255.0f, 255.0f, finalVal);
02504 <font class="keywordflow">else</font> <font class="comment">// Luminance</font>
02505 <font class="keywordflow">return</font> CRGBAF (finalVal, finalVal, finalVal, 255.0f);
02506 }
02507 <font class="keywordflow">break</font>;
02508 <font class="keywordflow">default</font>: <font class="keywordflow">break</font>;
02509 }
02510
02511 <font class="keywordflow">return</font> CRGBAF (0.0f, 0.0f, 0.0f, 0.0f);
02512 }
02513
02514
<a name="l02515"></a><a class="code" href="classNLMISC_1_1CBitmap.html#d0">02515</a> <font class="keywordtype">void</font> CBitmap::loadSize(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint32 &retWidth, uint32 &retHeight)
02516 {
02517 retWidth= 0;
02518 retHeight= 0;
02519
02520
02521 <a class="code" href="debug_8h.html#a6">nlassert</a>(f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>());
02522
02523 <font class="comment">// testing if DDS</font>
02524 uint32 fileType = 0;
02525 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(fileType);
02526 <font class="keywordflow">if</font>(fileType == <a class="code" href="namespaceNLMISC.html#a2">DDS</a>)
02527 {
02528 <font class="comment">// read entire DDS header.</font>
02529 uint32 size = 0;
02530 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(size); <font class="comment">// size in Bytes of header(without "DDS")</font>
02531 uint32 * _DDSSurfaceDesc = <font class="keyword">new</font> uint32[size];
02532 std::auto_ptr<uint32> _DDSSurfaceDescAuto(_DDSSurfaceDesc);
02533 _DDSSurfaceDesc[0]= size;
02534
02535 <font class="keywordflow">for</font>(uint i= 0; i<size/4 - 1; i++)
02536 {
02537 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(_DDSSurfaceDesc[i+1]);
02538 }
02539
02540 <font class="comment">// flags determines which members of the header structure contain valid data</font>
02541 uint32 flags = _DDSSurfaceDesc[1];
02542
02543 <font class="comment">//verify if file have linearsize set</font>
02544 <font class="keywordflow">if</font>(!(flags & <a class="code" href="bitmap_8h.html#a1">DDSD_LINEARSIZE</a>))
02545 {
02546 <font class="keywordflow">throw</font> EDDSBadHeader();
02547 }
02548
02549 <font class="comment">//-------------- extracting and testing useful info</font>
02550 retWidth = _DDSSurfaceDesc[2];
02551 retHeight = _DDSSurfaceDesc[3];
02552 }
02553 <font class="comment">// assuming it's TGA</font>
02554 <font class="keywordflow">else</font>
02555 {
02556 <font class="keywordflow">if</font>(!f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (0, <a class="code" href="classNLMISC_1_1IStream.html#s3s0">NLMISC::IStream::begin</a>))
02557 {
02558 <font class="keywordflow">throw</font> ESeekFailed();
02559 }
02560
02561 <font class="comment">// Reading header, </font>
02562 <font class="comment">// To make sure that the bitmap is TGA, we check imageType and imageDepth.</font>
02563 uint8 lengthID;
02564 uint8 cMapType;
02565 uint8 imageType;
02566 uint16 tgaOrigin;
02567 uint16 length;
02568 uint8 <a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>;
02569 uint16 xOrg;
02570 uint16 yOrg;
02571 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
02572 uint16 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
02573 uint8 imageDepth;
02574 uint8 desc;
02575
02576 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(lengthID);
02577 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(cMapType);
02578 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageType);
02579 <font class="keywordflow">if</font>(imageType!=2 && imageType!=3 && imageType!=10 && imageType!=11) <font class="keywordflow">return</font>;
02580 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(tgaOrigin);
02581 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(length);
02582 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a391">depth</a>);
02583 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(xOrg);
02584 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(yOrg);
02585 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
02586 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
02587 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(imageDepth);
02588 <font class="keywordflow">if</font>(imageDepth!=8 && imageDepth!=24 && imageDepth!=32) <font class="keywordflow">return</font>;
02589 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(desc);
02590
02591 <font class="comment">// Ok, we have width and height.</font>
02592 retWidth= <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
02593 retHeight= <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
02594 }
02595
02596 <font class="comment">// reset stream.</font>
02597 <font class="keywordflow">if</font>(!f.<a class="code" href="classNLMISC_1_1IStream.html#a31">seek</a> (0, <a class="code" href="classNLMISC_1_1IStream.html#s3s0">NLMISC::IStream::begin</a>))
02598 {
02599 <font class="keywordflow">throw</font> ESeekFailed();
02600 }
02601 }
02602
02603
<a name="l02604"></a><a class="code" href="classNLMISC_1_1CBitmap.html#d1">02604</a> <font class="keywordtype">void</font> CBitmap::loadSize(<font class="keyword">const</font> std::string &path, uint32 &retWidth, uint32 &retHeight)
02605 {
02606 retWidth= 0;
02607 retHeight= 0;
02608
02609 CIFile f(path);
02610 <font class="keywordflow">if</font>(f.open(path))
02611 <a class="code" href="classNLMISC_1_1CBitmap.html#d0">loadSize</a>(f, retWidth, retHeight);
02612 }
02613
02614
<a name="l02615"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a25">02615</a> <font class="keywordtype">void</font> CBitmap::flipH()
02616 {
02617 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02618 <font class="keywordflow">return</font>;
02619
02620 sint32 nWidth = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(0);
02621 sint32 nHeight = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(0);
02622 sint32 i, j;
02623 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pBitmap = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0];
02624 <font class="keywordtype">bool</font> needRebuild = <font class="keyword">false</font>;
02625 CRGBA temp;
02626
02627 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>>1)
02628 needRebuild = <font class="keyword">true</font>;
02629 <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
02630
02631 <font class="keywordflow">for</font>( i = 0; i < nHeight; ++i )
02632 <font class="keywordflow">for</font>( j = 0; j < nWidth/2; ++j )
02633 {
02634 temp = pBitmap[i*nWidth+j];
02635 pBitmap[i*nWidth+j] = pBitmap[i*nWidth+nWidth-j-1];
02636 pBitmap[i*nWidth+nWidth-j-1] = temp;
02637 }
02638
02639 <font class="comment">// Rebuilding mipmaps</font>
02640 <font class="keywordflow">if</font>(needRebuild)
02641 {
02642 <a class="code" href="classNLMISC_1_1CBitmap.html#a11">buildMipMaps</a>();
02643 }
02644 }
02645
02646
<a name="l02647"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a26">02647</a> <font class="keywordtype">void</font> CBitmap::flipV()
02648 {
02649 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02650 <font class="keywordflow">return</font>;
02651
02652 sint32 nWidth = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(0);
02653 sint32 nHeight = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(0);
02654 sint32 i, j;
02655 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pBitmap = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0];
02656 <font class="keywordtype">bool</font> needRebuild = <font class="keyword">false</font>;
02657 CRGBA temp;
02658
02659 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>>1)
02660 needRebuild = <font class="keyword">true</font>;
02661 <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
02662
02663 <font class="keywordflow">for</font>( j = 0; j < nHeight/2; ++j )
02664 <font class="keywordflow">for</font>( i = 0; i < nWidth; ++i )
02665 {
02666 temp = pBitmap[j*nWidth+i];
02667 pBitmap[j*nWidth+i] = pBitmap[(nHeight-j-1)*nWidth+i];
02668 pBitmap[(nHeight-j-1)*nWidth+i] = temp;
02669 }
02670
02671 <font class="comment">// Rebuilding mipmaps</font>
02672 <font class="keywordflow">if</font>(needRebuild)
02673 {
02674 <a class="code" href="classNLMISC_1_1CBitmap.html#a11">buildMipMaps</a>();
02675 }
02676 }
02677
02678
<a name="l02679"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a27">02679</a> <font class="keywordtype">void</font> CBitmap::rot90CW()
02680 {
02681 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02682 <font class="keywordflow">return</font>;
02683 sint32 nWidth = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(0);
02684 sint32 nHeight = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(0);
02685 sint32 i, j;
02686 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pSrcRgba = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0];
02687 <font class="keywordtype">bool</font> needRebuild = <font class="keyword">false</font>;
02688
02689 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>>1)
02690 needRebuild = <font class="keyword">true</font>;
02691 <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
02692
02693 std::vector<uint8> pDestui;
02694 pDestui.resize(nWidth*nHeight*4);
02695 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pDestRgba = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&pDestui[0];
02696
02697 <font class="keywordflow">for</font>( j = 0; j < nHeight; ++j )
02698 <font class="keywordflow">for</font>( i = 0; i < nWidth; ++i )
02699 pDestRgba[j+i*nHeight] = pSrcRgba[i+(nHeight-1-j)*nWidth];
02700
02701 uint32 nTemp = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
02702 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
02703 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = nTemp;
02704
02705 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0]); <font class="comment">// free memory</font>
02706 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0] = pDestui;
02707 <font class="comment">// Rebuilding mipmaps</font>
02708 <font class="keywordflow">if</font>(needRebuild)
02709 {
02710 <a class="code" href="classNLMISC_1_1CBitmap.html#a11">buildMipMaps</a>();
02711 }
02712 }
02713
<a name="l02714"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a28">02714</a> <font class="keywordtype">void</font> CBitmap::rot90CCW()
02715 {
02716 <font class="keywordflow">if</font> (<a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02717 <font class="keywordflow">return</font>;
02718 sint32 nWidth = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(0);
02719 sint32 nHeight = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(0);
02720 sint32 i, j;
02721 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pSrcRgba = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0];
02722 <font class="keywordtype">bool</font> needRebuild = <font class="keyword">false</font>;
02723
02724 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>>1)
02725 needRebuild = <font class="keyword">true</font>;
02726 <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
02727
02728 std::vector<uint8> pDestui;
02729 pDestui.resize(nWidth*nHeight*4);
02730 <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> *pDestRgba = (<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>*)&pDestui[0];
02731
02732 <font class="keywordflow">for</font>( j = 0; j < nHeight; ++j )
02733 <font class="keywordflow">for</font>( i = 0; i < nWidth; ++i )
02734 pDestRgba[j+i*nHeight] = pSrcRgba[nWidth-1-i+j*nWidth];
02735
02736 uint32 nTemp = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
02737 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
02738 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = nTemp;
02739
02740 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0]); <font class="comment">// free memory</font>
02741 <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0] = pDestui;
02742 <font class="comment">// Rebuilding mipmaps</font>
02743 <font class="keywordflow">if</font>(needRebuild)
02744 {
02745 <a class="code" href="classNLMISC_1_1CBitmap.html#a11">buildMipMaps</a>();
02746 }
02747 }
02748
02749 <font class="comment">//===========================================================================</font>
02750
<a name="l02751"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a29">02751</a> <font class="keywordtype">void</font> CBitmap::blend(<font class="keyword">const</font> CBitmap &Bm0, <font class="keyword">const</font> CBitmap &Bm1, uint16 factor)
02752 {
02753 <a class="code" href="debug_8h.html#a6">nlassert</a>(factor <= 256);
02754
02755 <a class="code" href="debug_8h.html#a6">nlassert</a>(Bm0._Width != 0 && Bm0._Height != 0
02756 && Bm1._Width != 0 && Bm1._Height != 0);
02757
02758 <a class="code" href="debug_8h.html#a6">nlassert</a>(Bm0._Width == Bm1._Width); <font class="comment">// the bitmap should have the same size</font>
02759 <a class="code" href="debug_8h.html#a6">nlassert</a>(Bm0._Height == Bm1._Height);
02760
02761 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a0">CBitmap</a> *nBm0, *nBm1; <font class="comment">// pointer to the bitmap that is used for blending, or to a copy is a conversion wa required</font>
02762
02763 <a class="code" href="classNLMISC_1_1CBitmap.html#a0">CBitmap</a> cp0, cp1; <font class="comment">// these bitmap are copies of Bm1 and Bm0 if a conversion was needed</font>
02764
02765 <font class="keywordflow">if</font> (Bm0.PixelFormat != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02766 {
02767 cp0 = Bm0;
02768 cp0.convertToRGBA();
02769 nBm0 = &cp0;
02770 }
02771 <font class="keywordflow">else</font>
02772 {
02773 nBm0 = &Bm0;
02774 }
02775
02776
02777 <font class="keywordflow">if</font> (Bm1.PixelFormat != <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>)
02778 {
02779 cp1 = Bm1;
02780 cp1.convertToRGBA();
02781 nBm1 = &cp1;
02782 }
02783 <font class="keywordflow">else</font>
02784 {
02785 nBm1 = &Bm1;
02786 }
02787
02788 this-><a class="code" href="classNLMISC_1_1CBitmap.html#a15">resize</a>(Bm0._Width, Bm0._Height, <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>);
02789
02790 <font class="keyword">const</font> uint numPix = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> * <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>; <font class="comment">// 4 component per pixels</font>
02791
02792
02793 <font class="keyword">const</font> uint8 *src0 = &(nBm0->_Data[0][0]);
02794 <font class="keyword">const</font> uint8 *src1 = &(nBm1->_Data[0][0]);
02795 uint8 *dest = &(this-><a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][0]);
02796 uint8 *endPix = dest + (numPix << 2);
02797
02798
02799 uint blendFact = (uint) factor;
02800 uint invblendFact = 256 - blendFact;
02801
02802 <font class="keywordflow">do</font>
02803 {
02805 *dest = (uint8) (((blendFact * *src1) + (invblendFact * *src0)) >> 8);
02806 *(dest + 1) = (uint8) (((blendFact * *(src1 + 1)) + (invblendFact * *(src0 + 1))) >> 8);
02807 *(dest + 2) = (uint8) (((blendFact * *(src1 + 2)) + (invblendFact * *(src0 + 2))) >> 8);
02808 *(dest + 3) = (uint8) (((blendFact * *(src1 + 3)) + (invblendFact * *(src0 + 3))) >> 8);
02809
02810 src0 = src0 + 4;
02811 src1 = src1 + 4;
02812 dest = dest + 4;
02813 }
02814 <font class="keywordflow">while</font> (dest != endPix);
02815 }
02816
02817
02818
02819 <font class="comment">//-----------------------------------------------</font>
02820 CRGBA CBitmap::getRGBAPixel(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, uint32 numMipMap <font class="comment">/*=0*/</font>)<font class="keyword"> const</font>
02821 <font class="keyword"></font>{
02822 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(numMipMap);
02823 uint h = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(numMipMap);
02824 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> == 0 || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> >= <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >= h) <font class="keywordflow">return</font> CRGBA::Black; <font class="comment">// include negative cases</font>
02825 <font class="keyword">const</font> uint8 *pix = &<a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(numMipMap)[(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> * <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>) << 2];
02826 <font class="keywordflow">return</font> CRGBA(pix[0], pix[1], pix[2], pix[3]);
02827 }
02828
02829 <font class="comment">//-----------------------------------------------</font>
<a name="l02830"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z276_3">02830</a> CRGBA CBitmap::getDXTCColorFromBlock(<font class="keyword">const</font> uint8 *block, sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)
02831 {
02832 uint16 col0;
02833 uint16 col1;
02834 memcpy(&col0, block, <font class="keyword">sizeof</font>(uint16));
02835 memcpy(&col1, block + 2, <font class="keyword">sizeof</font>(uint16));
02836 uint colIndex = (block[4 + (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> & 3)] >> ((<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> & 3) << 1)) & 3;
02837 CRGBA result, c0, c1;
02838 <font class="keywordflow">if</font> (col0 > col1)
02839 {
02840 <font class="keywordflow">switch</font>(colIndex)
02841 {
02842 <font class="keywordflow">case</font> 0:
02843 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col0, result);
02844 <font class="keywordflow">break</font>;
02845 <font class="keywordflow">case</font> 1:
02846 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col1, result);
02847 <font class="keywordflow">break</font>;
02848 <font class="keywordflow">case</font> 2:
02849 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col0, c0);
02850 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col1, c1);
02851 result.blendFromui(c0, c1, 85);
02852 <font class="keywordflow">break</font>;
02853 <font class="keywordflow">case</font> 3:
02854 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col0, c0);
02855 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col1, c1);
02856 result.blendFromui(c0, c1, 171);
02857 <font class="keywordflow">break</font>;
02858 }
02859 result.A = 255;
02860 }
02861 <font class="keywordflow">else</font>
02862 {
02863 <font class="keywordflow">switch</font>(colIndex)
02864 {
02865 <font class="keywordflow">case</font> 0:
02866 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col0, result);
02867 result.A = 255;
02868 <font class="keywordflow">break</font>;
02869 <font class="keywordflow">case</font> 1:
02870 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col1, result);
02871 result.A = 255;
02872 <font class="keywordflow">break</font>;
02873 <font class="keywordflow">case</font> 2:
02874 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col0, c0);
02875 <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(col1, c1);
02876 result.blendFromui(c0, c1, 128);
02877 result.A = 255;
02878 <font class="keywordflow">break</font>;
02879 <font class="keywordflow">case</font> 3:
02880 result.set(0, 0, 0, 0);
02881 <font class="keywordflow">break</font>;
02882 }
02883 }
02884 <font class="keywordflow">return</font> result;
02885 }
02886
02887 <font class="comment">//-----------------------------------------------</font>
<a name="l02888"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z276_0">02888</a> CRGBA CBitmap::getDXTC1Texel(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, uint32 numMipMap)<font class="keyword"> const</font>
02889 <font class="keyword"></font>{
02890 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(numMipMap);
02891 uint h = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(numMipMap);
02892 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> == 0 || h == 0 || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> >= <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >= h) <font class="keywordflow">return</font> CRGBA::Black; <font class="comment">// include negative cases </font>
02893 uint numRowBlocks = std::max((<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + 3) >> 2, 1u);
02894 <font class="keyword">const</font> uint8 *pix = &<a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(numMipMap)[0];
02895 <font class="keyword">const</font> uint8 *block = pix + ((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >> 2) * (numRowBlocks << 3) + ((x >> 2) << 3));
02896 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z276_3">getDXTCColorFromBlock</a>(block, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
02897 }
02898
02899
02900 <font class="comment">//-----------------------------------------------</font>
<a name="l02901"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z276_1">02901</a> CRGBA CBitmap::getDXTC3Texel(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, uint32 numMipMap)<font class="keyword"> const</font>
02902 <font class="keyword"></font>{
02903 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(numMipMap);
02904 uint h = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(numMipMap);
02905 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> == 0 || h == 0 || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> >= <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >= h) <font class="keywordflow">return</font> CRGBA::Black; <font class="comment">// include negative cases </font>
02906 uint numRowBlocks = std::max((<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + 3) >> 2, 1u);
02907 <font class="keyword">const</font> uint8 *pix = &<a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(numMipMap)[0];
02908 <font class="keyword">const</font> uint8 *block = pix + ((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >> 2) * (numRowBlocks << 4) + ((x >> 2) << 4));
02909 CRGBA result = <a class="code" href="classNLMISC_1_1CBitmap.html#z276_3">getDXTCColorFromBlock</a>(block + 8, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
02910 <font class="comment">// get alpha part</font>
02911 uint8 alphaByte = block[((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> & 3) << 1) + ((<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> & 2) >> 1)];
02912 result.A = (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> & 1) ? (alphaByte & 0xf0) : (alphaByte << 4);
02913 <font class="keywordflow">return</font> result;
02914 }
02915
02916 <font class="comment">//-----------------------------------------------</font>
<a name="l02917"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z276_2">02917</a> CRGBA CBitmap::getDXTC5Texel(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, uint32 numMipMap)<font class="keyword"> const</font>
02918 <font class="keyword"></font>{
02919 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(numMipMap);
02920 uint h = <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(numMipMap);
02921 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> == 0 || h == 0 || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> >= <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> || (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >= h) <font class="keywordflow">return</font> CRGBA::Black; <font class="comment">// include negative cases </font>
02922 uint numRowBlocks = std::max((<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + 3) >> 2, 1u);
02923 <font class="keyword">const</font> uint8 *pix = &<a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(numMipMap)[0];
02924 <font class="keyword">const</font> uint8 *block = pix + ((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >> 2) * (numRowBlocks << 4) + ((x >> 2) << 4));
02925 CRGBA result = <a class="code" href="classNLMISC_1_1CBitmap.html#z276_3">getDXTCColorFromBlock</a>(block + 8, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
02926 <font class="comment">// get alpha part</font>
02927 uint8 alpha0 = block[0];
02928 uint8 alpha1 = block[1];
02929
02930 uint alphaIndex;
02931 uint tripletIndex = (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> & 3) + ((<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> & 3) << 2);
02932 <font class="keywordflow">if</font> (tripletIndex < 8)
02933 {
02934 alphaIndex = (((uint32 &) block[2]) >> (tripletIndex * 3)) & 7;
02935 }
02936 <font class="keywordflow">else</font>
02937 {
02938 alphaIndex = (((uint32 &) block[5]) >> ((tripletIndex - 8) * 3)) & 7; <font class="comment">// we can read a dword there because there are color datas following he alpha datas</font>
02939 }
02940
02941 <font class="keywordflow">if</font> (alpha0 > alpha1)
02942 {
02943 <font class="keywordflow">switch</font> (alphaIndex)
02944 {
02945 <font class="keywordflow">case</font> 0: result.A = alpha0; <font class="keywordflow">break</font>;
02946 <font class="keywordflow">case</font> 1: result.A = alpha1; <font class="keywordflow">break</font>;
02947 <font class="keywordflow">case</font> 2: result.A = (uint8) ((6 * (uint) alpha0 + (uint) alpha1) / 7); <font class="keywordflow">break</font>;
02948 <font class="keywordflow">case</font> 3: result.A = (uint8) ((5 * (uint) alpha0 + 2 * (uint) alpha1) / 7); <font class="keywordflow">break</font>;
02949 <font class="keywordflow">case</font> 4: result.A = (uint8) ((4 * (uint) alpha0 + 3 * (uint) alpha1) / 7); <font class="keywordflow">break</font>;
02950 <font class="keywordflow">case</font> 5: result.A = (uint8) ((3 * (uint) alpha0 + 4 * (uint) alpha1) / 7); <font class="keywordflow">break</font>;
02951 <font class="keywordflow">case</font> 6: result.A = (uint8) ((2 * (uint) alpha0 + 5 * (uint) alpha1) / 7); <font class="keywordflow">break</font>;
02952 <font class="keywordflow">case</font> 7: result.A = (uint8) (((uint) alpha0 + (uint) 6 * alpha1) / 7); <font class="keywordflow">break</font>;
02953 }
02954 }
02955 <font class="keywordflow">else</font>
02956 {
02957 <font class="keywordflow">switch</font> (alphaIndex)
02958 {
02959 <font class="keywordflow">case</font> 0: result.A = alpha0; <font class="keywordflow">break</font>;
02960 <font class="keywordflow">case</font> 1: result.A = alpha1; <font class="keywordflow">break</font>;
02961 <font class="keywordflow">case</font> 2: result.A = (uint8) ((4 * (uint) alpha0 + (uint) alpha1) / 5); <font class="keywordflow">break</font>;
02962 <font class="keywordflow">case</font> 3: result.A = (uint8) ((3 * (uint) alpha0 + 2 * (uint) alpha1) / 5); <font class="keywordflow">break</font>;
02963 <font class="keywordflow">case</font> 4: result.A = (uint8) ((2 * (uint) alpha0 + 3 * (uint) alpha1) / 5); <font class="keywordflow">break</font>;
02964 <font class="keywordflow">case</font> 5: result.A = (uint8) (((uint) alpha0 + 4 * (uint) alpha1) / 5); <font class="keywordflow">break</font>;
02965 <font class="keywordflow">case</font> 6: result.A = 0; <font class="keywordflow">break</font>;
02966 <font class="keywordflow">case</font> 7: result.A = 255; <font class="keywordflow">break</font>;
02967 }
02968 }
02969 <font class="keywordflow">return</font> result;
02970 }
02971
02972
02973 <font class="comment">//-----------------------------------------------</font>
<a name="l02974"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a24">02974</a> CRGBA CBitmap::getPixelColor(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, uint32 numMipMap <font class="comment">/*=0*/</font>)<font class="keyword"> const</font>
02975 <font class="keyword"></font>{
02976
02977 <font class="keywordflow">switch</font> (PixelFormat)
02978 {
02979 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>:
02980 <font class="keywordflow">return</font> getRGBAPixel(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, numMipMap);
02981 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a>:
02982 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a>:
02983 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z276_0">getDXTC1Texel</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, numMipMap);
02984 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a>:
02985 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z276_1">getDXTC3Texel</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, numMipMap);
02986 <font class="keywordflow">case</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>:
02987 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z276_2">getDXTC5Texel</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, numMipMap);
02988 <font class="keywordflow">default</font>:
02989 <a class="code" href="debug_8h.html#a12">nlstop</a>;
02990 <font class="keywordflow">break</font>;
02991 }
02992 <font class="keywordflow">return</font> CRGBA::Black;
02993 }
02994
02995
02996 } <font class="comment">// NLMISC</font>
</pre></div>
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