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<a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> <a class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" doxygen="_cgi:/cgi-bin/nel-search.cgi" href="/cgi-bin/nel-search.cgi">Search</a> </center>
<hr><h1>bitmap.h</h1><a href="bitmap_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#ifndef NL_BITMAP_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_BITMAP_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#ifdef USE_JPEG</font>
00030 <font class="preprocessor"></font><font class="preprocessor">#define XMD_H</font>
00031 <font class="preprocessor"></font><font class="preprocessor">#undef FAR</font>
00032 <font class="preprocessor"></font><font class="keyword">extern</font> <font class="stringliteral">"C"</font>
00033 {
00034 <font class="preprocessor">#include <jpeglib.h></font>
00035 }
00036 <font class="preprocessor">#endif // USE_JPEG</font>
00037 <font class="preprocessor"></font>
00038 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00039 <font class="preprocessor">#include "<a class="code" href="rgba_8h.html">nel/misc/rgba.h</a>"</font>
00040 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00041 <font class="preprocessor">#include <vector></font>
00042
00043
00044 <font class="keyword">namespace </font>NLMISC
00045 {
00046
00047
00048 <font class="keyword">class </font>IStream;
00049
00050 <font class="comment">//------------------ DDS STUFFS --------------------</font>
00051
00052 <font class="preprocessor">#ifndef NL_MAKEFOURCC</font>
<a name="l00053"></a><a class="code" href="bitmap_8h.html#a0">00053</a> <font class="preprocessor"></font><font class="preprocessor"> #define NL_MAKEFOURCC(ch0, ch1, ch2, ch3) \</font>
00054 <font class="preprocessor"> ((uint32)(uint8)(ch0) | ((uint32)(uint8)(ch1) << 8) | \</font>
00055 <font class="preprocessor"> ((uint32)(uint8)(ch2) << 16) | ((uint32)(uint8)(ch3) << 24 ))</font>
00056 <font class="preprocessor"></font><font class="preprocessor">#endif </font>
00057 <font class="preprocessor"></font>
00058 <font class="keyword">const</font> uint32 <a class="code" href="namespaceNLMISC.html#a2">DDS</a> = <a class="code" href="bitmap_8h.html#a0">NL_MAKEFOURCC</a>(<font class="charliteral">'D'</font>, <font class="charliteral">'D'</font>, <font class="charliteral">'S'</font>, <font class="charliteral">' '</font>);
00059 <font class="keyword">const</font> uint32 <a class="code" href="namespaceNLMISC.html#a3">DXT_</a> = <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">'\0'</font>);
00060
00061
00062 <font class="comment">// dwLinearSize is valid</font>
<a name="l00063"></a><a class="code" href="bitmap_8h.html#a1">00063</a> <font class="preprocessor">#define DDSD_LINEARSIZE 0x00080000l</font>
00064 <font class="preprocessor"></font>
00065
00066 <font class="comment">//---------------- END OF DDS STUFFS ------------------</font>
00067
00068
00069 <font class="keyword">const</font> uint8 <a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a> = 16;
00070
00071
00072
00073
00074
00082 <font class="comment">/* *** IMPORTANT ********************</font>
00083 <font class="comment"> * *** IF YOU MODIFY THE STRUCTURE OF THIS CLASS, PLEASE INCREMENT IDriver::InterfaceVersion TO INVALIDATE OLD DRIVER DLL</font>
00084 <font class="comment"> * **********************************</font>
00085 <font class="comment"> */</font>
<a name="l00086"></a><a class="code" href="classNLMISC_1_1CBitmap.html">00086</a> <font class="keyword">class </font>CBitmap
00087 {
00088 <font class="keyword">protected</font> :
<a name="l00089"></a><a class="code" href="classNLMISC_1_1CBitmap.html#n0">00089</a> std::vector<uint8> <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[<a class="code" href="namespaceNLMISC.html#a4">MAX_MIPMAP</a>];
00090
00091 <font class="comment">// The number of mipmaps. base image IS a mipmap. 1 means a base image with no mipmaping.</font>
<a name="l00092"></a><a class="code" href="classNLMISC_1_1CBitmap.html#n1">00092</a> uint8 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>;
<a name="l00093"></a><a class="code" href="classNLMISC_1_1CBitmap.html#n2">00093</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n2">_LoadGrayscaleAsAlpha</a>;
<a name="l00094"></a><a class="code" href="classNLMISC_1_1CBitmap.html#n3">00094</a> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>;
<a name="l00095"></a><a class="code" href="classNLMISC_1_1CBitmap.html#n4">00095</a> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
00096
00097 <font class="keyword">private</font> :
00098
00099
00106 uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(uint32 &n0, uint32 &n1, uint32 coef0);
00107
00108
00117 uint8 <a class="code" href="classNLMISC_1_1CBitmap.html#c1">readDDS</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint mipMapSkip);
00118
00119
00126 uint8 <a class="code" href="classNLMISC_1_1CBitmap.html#c2">readTGA</a>( <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f);
00127
00128
00129
00143
00144 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_0">convertToDXTC5</a>();
00145
00146 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_1">convertToRGBA</a>();
00147 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_2">luminanceToRGBA</a>();
00148 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_3">alphaToRGBA</a>();
00149 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_4">alphaLuminanceToRGBA</a>();
00150
00151 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_5">convertToLuminance</a>();
00152 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_6">rgbaToLuminance</a>();
00153 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_7">alphaToLuminance</a>();
00154 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_8">alphaLuminanceToLuminance</a>();
00155
00156 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_9">convertToAlpha</a>();
00157 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_10">rgbaToAlpha</a>();
00158 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_11">luminanceToAlpha</a>();
00159 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_12">alphaLuminanceToAlpha</a>();
00160
00161 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_13">convertToAlphaLuminance</a>();
00162 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_14">rgbaToAlphaLuminance</a>();
00163 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_15">luminanceToAlphaLuminance</a>();
00164 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#z275_16">alphaToAlphaLuminance</a>();
00165
00167
00172 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c3">decompressDXT1</a>(<font class="keywordtype">bool</font> <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>);
00173
00178 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c4">decompressDXT3</a>();
00179
00180
00185 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c5">decompressDXT5</a>();
00186
00187
00193 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#f0">uncompress</a>(uint16 color, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> &);
00194
00195
00205 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c6">resamplePicture32</a> (<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,
00206 sint32 nSrcWidth, sint32 nSrcHeight,
00207 sint32 nDestWidth, sint32 nDestHeight);
00208
00209
00214 <font class="keywordtype">float</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c7">getColorInterp</a> (<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> xy00, <font class="keywordtype">float</font> xy01, <font class="keywordtype">float</font> xy10, <font class="keywordtype">float</font> xy11) <font class="keyword">const</font>;
00215
00216
00218
00219 <font class="keyword">static</font> CRGBA <a class="code" href="classNLMISC_1_1CBitmap.html#z276_3">getDXTCColorFromBlock</a>(<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>);
00220 CRGBA <a class="code" href="classNLMISC_1_1CBitmap.html#z276_0">getDXTC1Texel</a>(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>;
00221 CRGBA <a class="code" href="classNLMISC_1_1CBitmap.html#z276_1">getDXTC3Texel</a>(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>;
00222 CRGBA <a class="code" href="classNLMISC_1_1CBitmap.html#z276_2">getDXTC5Texel</a>(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>;
00224
00225
00226 CRGBA <a class="code" href="classNLMISC_1_1CBitmap.html#c8">CBitmap::getRGBAPixel</a>(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>;
00227
00228
00229
00230
00231 <font class="keyword">public</font>:
00232
<a name="l00233"></a><a class="code" href="classNLMISC_1_1CBitmap.html#s11">00233</a> <font class="keyword">enum</font> <a class="code" href="classNLMISC_1_1CBitmap.html#s11">TType</a>
00234 {
00235 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>=0,
00236 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s1">Luminance</a>,
00237 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s2">Alpha</a>,
00238 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s3">AlphaLuminance</a>,
00239 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s4">DXTC1</a>,
00240 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s5">DXTC1Alpha</a>,
00241 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s6">DXTC3</a>,
00242 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s7">DXTC5</a>,
00243 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s8">DsDt</a>,
00244 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s9">ModeCount</a>,
00245 <a class="code" href="classNLMISC_1_1CBitmap.html#s11s10">DonTKnow</a>=0xffffffff
00246 } <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>;
00247
00248 <font class="keyword">static</font> <font class="keyword">const</font> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#p0">bitPerPixels</a>[<a class="code" href="classNLMISC_1_1CBitmap.html#s11s9">ModeCount</a>];
00249 <font class="keyword">static</font> <font class="keyword">const</font> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#p1">DXTC1HEADER</a>;
00250 <font class="keyword">static</font> <font class="keyword">const</font> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#p2">DXTC3HEADER</a>;
00251 <font class="keyword">static</font> <font class="keyword">const</font> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#p3">DXTC5HEADER</a>;
00252
<a name="l00253"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a0">00253</a> <a class="code" href="classNLMISC_1_1CBitmap.html#a0">CBitmap</a>()
00254 {
00255 <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a> = 1;
00256 <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a> = 0;
00257 <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a> = 0;
00258 <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a> = <a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>;
00259 <a class="code" href="classNLMISC_1_1CBitmap.html#n2">_LoadGrayscaleAsAlpha</a> = <font class="keyword">true</font>;
00260 }
00261
<a name="l00262"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a1">00262</a> <font class="keyword">virtual</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a1">~CBitmap</a>() { }
00263
00273 uint8 <a class="code" href="classNLMISC_1_1CBitmap.html#a2">load</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint mipMapSkip=0);
00274
00275
00286 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#d0">loadSize</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint32 &<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, uint32 &<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00287
00288
00292 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#d0">loadSize</a>(<font class="keyword">const</font> std::string &path, uint32 &retWidth, uint32 &retHeight);
00293
00294
00298 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a3">makeDummy</a>();
00299
00300
00306
<a name="l00307"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">00307</a> std::vector<uint8>& <a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(uint32 numMipMap = 0)
00308 {
00309 <font class="comment">//nlassert (numMipMap<=_MipMapCount);</font>
00310 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[numMipMap];
00311 }
<a name="l00312"></a><a class="code" href="classNLMISC_1_1CBitmap.html#z277_1">00312</a> <font class="keyword">const</font> std::vector<uint8>& <a class="code" href="classNLMISC_1_1CBitmap.html#z277_0">getPixels</a>(uint32 numMipMap = 0)<font class="keyword"> const</font>
00313 <font class="keyword"> </font>{
00314 <font class="comment">//nlassert (numMipMap<=_MipMapCount);</font>
00315 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[numMipMap];
00316 }
00318
00319
00326 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a4">convertToType</a> (<a class="code" href="classNLMISC_1_1CBitmap.html#s11">TType</a> <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>);
00327
00328
00329
<a name="l00334"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a5">00334</a> <a class="code" href="classNLMISC_1_1CBitmap.html#s11">TType</a> <a class="code" href="classNLMISC_1_1CBitmap.html#a5">getPixelFormat</a>()<font class="keyword"> const</font>
00335 <font class="keyword"> </font>{
00336 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#m0">PixelFormat</a>;
00337 }
00338
00339
00345 <font class="keyword">virtual</font> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#a6">getWidth</a>(uint32 numMipMap = 0) <font class="keyword">const</font>;
00346
00347
00353 <font class="keyword">virtual</font> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#a7">getHeight</a>(uint32 numMipMap = 0) <font class="keyword">const</font>;
00354
00355
00361 uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#a8">getSize</a>(uint32 numMipMap = 0) <font class="keyword">const</font>;
00362
00363
<a name="l00368"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a9">00368</a> uint32 <a class="code" href="classNLMISC_1_1CBitmap.html#a9">getMipMapCount</a>()<font class="keyword"> const</font>
00369 <font class="keyword"> </font>{
00370 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n1">_MipMapCount</a>;
00371 }
00372
00373
00379 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a10">rotateCCW</a>();
00380
00386 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a11">buildMipMaps</a>();
00387
00393 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a12">releaseMipMaps</a>();
00394
00400 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a13">reset</a>(<a class="code" href="classNLMISC_1_1CBitmap.html#s11">TType</a> <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s0">RGBA</a>);
00401
00402
00409 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a14">resample</a> (sint32 nNewWidth, sint32 nNewHeight);
00410
00411
00420 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a15">resize</a> (sint32 nNewWidth, sint32 nNewHeight, <a class="code" href="classNLMISC_1_1CBitmap.html#s11">TType</a> newType=<a class="code" href="classNLMISC_1_1CBitmap.html#s11s10">DonTKnow</a>);
00421
00422
00432 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a16">resizeMipMap</a> (uint32 numMipMap, sint32 nNewWidth, sint32 nNewHeight);
00433
00434
00439 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a17">setMipMapCount</a>(uint32 mmc);
00440
00441
00451 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a18">writeTGA</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint32 d, <font class="keywordtype">bool</font> upsideDown = <font class="keyword">false</font>);
00452
00461 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a19">writeJPG</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint8 quality = 80);
00462
<a name="l00469"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a20">00469</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a20">loadGrayscaleAsAlpha</a> (<font class="keywordtype">bool</font> loadAsAlpha)
00470 {
00471 <a class="code" href="classNLMISC_1_1CBitmap.html#n2">_LoadGrayscaleAsAlpha</a>=loadAsAlpha;
00472 }
00473
00474
<a name="l00480"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a21">00480</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a21">isGrayscaleAsAlpha</a> ()<font class="keyword"> const</font>
00481 <font class="keyword"> </font>{
00482 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CBitmap.html#n2">_LoadGrayscaleAsAlpha</a>;
00483 }
00484
00485
00494 <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a22">blit</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a0">CBitmap</a> *<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>) ;
00495
00496
00502 CRGBAF <a class="code" href="classNLMISC_1_1CBitmap.html#a23">getColor</a> (<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>;
00503
00504
00509 CRGBA <a class="code" href="classNLMISC_1_1CBitmap.html#a24">getPixelColor</a>(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 = 0) <font class="keyword">const</font>;
00513 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a25">flipH</a>();
00514
00515
00519 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a26">flipV</a>();
00520
00524 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a27">rot90CW</a>();
00525
00529 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a28">rot90CCW</a>();
00530
00538 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a0">CBitmap</a> &Bm0, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CBitmap.html#a0">CBitmap</a> &Bm1, uint16 factor);
00539
00540 };
00541
00542
00543
00544
00545 <font class="preprocessor">#ifdef USE_JPEG</font>
00546 <font class="preprocessor"></font>
00547 <font class="keyword">extern</font> <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> *<a class="code" href="namespaceNLMISC.html#a185">JPGStream</a>;
00548 <font class="keyword">extern</font> <font class="keyword">const</font> uint32 <a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a> = 1000;
00549 <font class="keyword">extern</font> <font class="keywordtype">char</font> <a class="code" href="namespaceNLMISC.html#a187">JPGBuffer</a>[<a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a>];
00550
00551 <font class="keyword">static</font> <font class="keywordtype">void</font> jpgCompressInit(j_compress_ptr cinfo)
00552 {
00553 cinfo->dest->next_output_byte = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font> *)<a class="code" href="namespaceNLMISC.html#a187">JPGBuffer</a>;
00554 cinfo->dest->free_in_buffer = <a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a>;
00555 }
00556
00557 <font class="keyword">static</font> boolean jpgCompressEmpty(j_compress_ptr cinfo)
00558 {
00559 JPGStream-><a class="code" href="classNLMISC_1_1IStream.html#z327_0">serialBuffer</a>((uint8*) <a class="code" href="namespaceNLMISC.html#a187">JPGBuffer</a>, <a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a>);
00560 cinfo->dest->next_output_byte = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font> *)<a class="code" href="namespaceNLMISC.html#a187">JPGBuffer</a>;
00561 cinfo->dest->free_in_buffer = <a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a>;
00562 <font class="keywordflow">return</font> TRUE;
00563 }
00564
00565 <font class="keyword">static</font> <font class="keywordtype">void</font> jpgCompressTerm(j_compress_ptr cinfo)
00566 {
00567 <font class="keywordflow">if</font>(<a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a> - cinfo->dest->free_in_buffer > 0)
00568 JPGStream-><a class="code" href="classNLMISC_1_1IStream.html#z327_0">serialBuffer</a>((uint8*) <a class="code" href="namespaceNLMISC.html#a187">JPGBuffer</a>, <a class="code" href="namespaceNLMISC.html#a186">JPGBufferSize</a> - cinfo->dest->free_in_buffer);
00569 }
00570
00571 <font class="keyword">static</font> jpeg_destination_mgr jpgDestinationManager = { 0, 0, jpgCompressInit, jpgCompressEmpty, jpgCompressTerm };
00572
00573 <font class="keyword">inline</font> <font class="keywordtype">bool</font> CBitmap::writeJPG( <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint8 quality)
00574 {
00575 <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>;
00576 <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> <font class="keyword">false</font>;
00577
00578 JPGStream = &f;
00579
00580 <font class="keyword">struct </font>jpeg_compress_struct cinfo;
00581 <font class="keyword">struct </font>jpeg_error_mgr jerr;
00582 cinfo.err = jpeg_std_error(&jerr);
00583 jpeg_create_compress(&cinfo);
00584
00585 cinfo.image_width = <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>; <font class="comment">/* image width and height, in pixels */</font>
00586 cinfo.image_height = <a class="code" href="classNLMISC_1_1CBitmap.html#n4">_Height</a>;
00587 cinfo.input_components = 3; <font class="comment">/* # of color components per pixel */</font>
00588 cinfo.in_color_space = JCS_RGB; <font class="comment">/* colorspace of input image */</font>
00589 cinfo.dest = &jpgDestinationManager;
00590 jpeg_set_defaults(&cinfo);
00591 jpeg_set_quality(&cinfo, quality, TRUE <font class="comment">/* limit to baseline-JPEG values */</font>);
00592 jpeg_start_compress(&cinfo, TRUE);
00593
00594 JSAMPROW row_pointer[1];
00595 row_pointer[0] = <font class="keyword">new</font> <font class="keywordtype">unsigned</font> <font class="keywordtype">char</font>[<a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*3];
00596
00597 <font class="keywordflow">while</font> (cinfo.next_scanline < cinfo.image_height)
00598 {
00599 <font class="keywordflow">for</font> (uint i = 0; i < <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>; i++)
00600 {
00601 row_pointer[0][i*3+0] = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font>) <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][cinfo.next_scanline * <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*4 + i*4+0];
00602 row_pointer[0][i*3+1] = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font>) <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][cinfo.next_scanline * <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*4 + i*4+1];
00603 row_pointer[0][i*3+2] = (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font>) <a class="code" href="classNLMISC_1_1CBitmap.html#n0">_Data</a>[0][cinfo.next_scanline * <a class="code" href="classNLMISC_1_1CBitmap.html#n3">_Width</a>*4 + i*4+2];
00604 }
00605 (void) jpeg_write_scanlines(&cinfo, row_pointer, 1);
00606 }
00607 jpeg_finish_compress(&cinfo);
00608 jpeg_destroy_compress(&cinfo);
00609 <font class="keyword">delete</font> row_pointer[0];
00610 row_pointer[0] = NULL;
00611 JPGStream = NULL;
00612
00613 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00614 }
00615 <font class="preprocessor">#else // USE_JPEG</font>
<a name="l00616"></a><a class="code" href="classNLMISC_1_1CBitmap.html#a19">00616</a> <font class="preprocessor"></font><font class="keyword">inline</font> <font class="keywordtype">bool</font> CBitmap::writeJPG( <a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f, uint8 quality)
00617 {
00618 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"You must put #define USE_JPEG before all include in the file where you call writeJPG() if you want jpeg support"</font>);
00619 }
00620 <font class="preprocessor">#endif // USE_JPEG</font>
00621 <font class="preprocessor"></font>
00622
00623
00624
00625 } <font class="comment">// NLMISC</font>
00626
00627
00628 <font class="preprocessor">#endif // NL_BITMAP_H</font>
00629 <font class="preprocessor"></font>
00630 <font class="comment">/* End of bitmap.h */</font>
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