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