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<h1>plpixel24.h</h1><div class="fragment"><pre>00001 <span class="comment">/*</span>
00002 <span class="comment">/--------------------------------------------------------------------</span>
00003 <span class="comment">|</span>
00004 <span class="comment">| $Id: plpixel24_8h-source.html,v 1.4 2004/09/15 15:26:32 uzadow Exp $</span>
00005 <span class="comment">|</span>
00006 <span class="comment">| Copyright (c) 1996-2002 Ulrich von Zadow</span>
00007 <span class="comment">|</span>
00008 <span class="comment">\--------------------------------------------------------------------</span>
00009 <span class="comment">*/</span>
00010
00011 <span class="preprocessor">#ifndef INCL_PLPIXEL24</span>
00012 <span class="preprocessor"></span><span class="preprocessor">#define INCL_PLPIXEL24</span>
00013 <span class="preprocessor"></span>
00014 <span class="preprocessor">#include "plpixeldefs.h"</span>
00015 <span class="preprocessor">#include "<a class="code" href="plpaintlibdefs_8h.html">plpaintlibdefs.h</a>"</span>
00016 <span class="preprocessor">#include "plpixel32.h"</span>
00017 <span class="comment"></span>
00018 <span class="comment">//! 24 bit pixel class. A pixel in this class contains 8 bits each of</span>
00019 <span class="comment">//! red, green and blue. The order of the color components is</span>
00020 <span class="comment">//! OS-dependent and defined in config.h. This class is meant to be</span>
00021 <span class="comment">//! fast, so all methods are inlined.</span>
<a name="l00022"></a><a class="code" href="classPLPixel24.html">00022</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="classPLPixel24.html">PLPixel24</a>
00023 {
00024 <span class="keyword">public</span>:<span class="comment"></span>
00025 <span class="comment"> //!</span>
00026 <span class="comment"></span> <a class="code" href="classPLPixel24.html">PLPixel24</a> ();<span class="comment"></span>
00027 <span class="comment"> //!</span>
00028 <span class="comment"></span> <a class="code" href="classPLPixel24.html">PLPixel24</a> (PLBYTE r, PLBYTE g, PLBYTE b);<span class="comment"></span>
00029 <span class="comment"> //!</span>
00030 <span class="comment"></span> <span class="keywordtype">void</span> Set (PLBYTE r, PLBYTE g, PLBYTE b);<span class="comment"></span>
00031 <span class="comment"> //!</span>
00032 <span class="comment"></span> <span class="keywordtype">void</span> SetR (PLBYTE r);<span class="comment"></span>
00033 <span class="comment"> //!</span>
00034 <span class="comment"></span> <span class="keywordtype">void</span> SetG (PLBYTE g);<span class="comment"></span>
00035 <span class="comment"> //!</span>
00036 <span class="comment"></span> <span class="keywordtype">void</span> SetB (PLBYTE b);<span class="comment"></span>
00037 <span class="comment"> //!</span>
00038 <span class="comment"></span> PLBYTE GetR () <span class="keyword">const</span>;<span class="comment"></span>
00039 <span class="comment"> //!</span>
00040 <span class="comment"></span> PLBYTE GetG () <span class="keyword">const</span>;<span class="comment"></span>
00041 <span class="comment"> //!</span>
00042 <span class="comment"></span> PLBYTE GetB () <span class="keyword">const</span>;
00043 <span class="comment"></span>
00044 <span class="comment"> //!</span>
00045 <span class="comment"></span> <a class="code" href="classPLPixel24.html">PLPixel24</a> operator = (<span class="keyword">const</span> <a class="code" href="classPLPixel32.html">PLPixel32</a>& Pix);
00046 <span class="comment"></span>
00047 <span class="comment"> //!</span>
00048 <span class="comment"></span> operator PLPixel32 () <span class="keyword">const</span>;
00049 <span class="comment"></span>
00050 <span class="comment"> //!</span>
00051 <span class="comment"></span> <span class="keywordtype">bool</span> operator ==(<span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a>&) <span class="keyword">const</span>;
00052 <span class="comment"></span>
00053 <span class="comment"> //!</span>
00054 <span class="comment"></span> <span class="keywordtype">bool</span> operator !=(<span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a>&) <span class="keyword">const</span>;
00055 <span class="comment"></span>
00056 <span class="comment"> //! Simple and fast 'distance' between two pixels. Just adds the</span>
00057 <span class="comment"> //! distances between the color components and treats colors</span>
00058 <span class="comment"> //! equally.</span>
00059 <span class="comment"></span> <span class="keywordtype">int</span> <a class="code" href="classPLPixel24.html#a13">BoxDist</a> (<span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> Pix) <span class="keyword">const</span>;
00060 <span class="comment"></span>
00061 <span class="comment"> //! Returns a weighed average between two pixels. Factor must be </span>
00062 <span class="comment"> //! between 0 and 256. Factor=256 means Pix1 is the result, Factor=0 </span>
00063 <span class="comment"> //! means Pix2 is the result.</span>
00064 <span class="comment"></span> <span class="keyword">static</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> <a class="code" href="classPLPixel24.html#e0">Blend</a> (<span class="keywordtype">int</span> Factor, <span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> Pix1,
00065 <span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> Pix2);
00066
00067 <span class="keyword">private</span>:
00068 PLBYTE m_Data[3];
00069 };
00070
00071 <span class="keyword">inline</span> PLPixel24::PLPixel24()
00072 {
00073 }
00074
00075
00076 <span class="keyword">inline</span> PLPixel24::PLPixel24(PLBYTE r, PLBYTE g, PLBYTE b)
00077 {
00078 Set (r, g, b);
00079 }
00080
00081
00082 <span class="keyword">inline</span> <span class="keywordtype">void</span> PLPixel24::Set(PLBYTE r, PLBYTE g, PLBYTE b)
00083 {
00084 m_Data[PL_RGBA_RED] = r;
00085 m_Data[PL_RGBA_GREEN] = g;
00086 m_Data[PL_RGBA_BLUE] = b;
00087 }
00088
00089
00090 <span class="keyword">inline</span> <span class="keywordtype">void</span> PLPixel24::SetR(PLBYTE r)
00091 {
00092 m_Data[PL_RGBA_RED] = r;
00093 }
00094
00095
00096 <span class="keyword">inline</span> <span class="keywordtype">void</span> PLPixel24::SetG(PLBYTE g)
00097 {
00098 m_Data[PL_RGBA_GREEN] = g;
00099 }
00100
00101
00102 <span class="keyword">inline</span> <span class="keywordtype">void</span> PLPixel24::SetB(PLBYTE b)
00103 {
00104 m_Data[PL_RGBA_BLUE] = b;
00105 }
00106
00107
00108 <span class="keyword">inline</span> PLBYTE PLPixel24::GetR()<span class="keyword"> const</span>
00109 <span class="keyword"></span>{
00110 <span class="keywordflow">return</span> m_Data[PL_RGBA_RED];
00111 }
00112
00113
00114 <span class="keyword">inline</span> PLBYTE PLPixel24::GetG()<span class="keyword"> const</span>
00115 <span class="keyword"></span>{
00116 <span class="keywordflow">return</span> m_Data[PL_RGBA_GREEN];
00117 }
00118
00119
00120 <span class="keyword">inline</span> PLBYTE PLPixel24::GetB()<span class="keyword"> const</span>
00121 <span class="keyword"></span>{
00122 <span class="keywordflow">return</span> m_Data[PL_RGBA_BLUE];
00123 }
00124
00125
<a name="l00126"></a><a class="code" href="classPLPixel24.html#a13">00126</a> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="classPLPixel24.html#a13">PLPixel24::BoxDist</a> (<span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> Pix)<span class="keyword"> const</span>
00127 <span class="keyword"></span>{
00128 <span class="keywordflow">return</span> (abs ((<span class="keywordtype">int</span>)GetR()-Pix.<a class="code" href="classPLPixel24.html#a6">GetR</a>()) +
00129 abs ((<span class="keywordtype">int</span>)GetG()-Pix.<a class="code" href="classPLPixel24.html#a7">GetG</a>()) +
00130 abs ((<span class="keywordtype">int</span>)GetB()-Pix.<a class="code" href="classPLPixel24.html#a8">GetB</a>()));
00131 }
00132
00133
<a name="l00134"></a><a class="code" href="classPLPixel24.html#e0">00134</a> <span class="keyword">inline</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> <a class="code" href="classPLPixel24.html#e0">PLPixel24::Blend</a> (<span class="keywordtype">int</span> Factor, <span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> Pix1, <span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> Pix2)
00135 {
00136 PLASSERT (Factor >= 0 && Factor <= 256);
00137
00138 <span class="keywordflow">return</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> ((Pix1.<a class="code" href="classPLPixel24.html#a6">GetR</a>()*Factor+Pix2.<a class="code" href="classPLPixel24.html#a6">GetR</a>()*(256-Factor))>>8,
00139 (Pix1.<a class="code" href="classPLPixel24.html#a7">GetG</a>()*Factor+Pix2.<a class="code" href="classPLPixel24.html#a7">GetG</a>()*(256-Factor))>>8,
00140 (Pix1.<a class="code" href="classPLPixel24.html#a8">GetB</a>()*Factor+Pix2.<a class="code" href="classPLPixel24.html#a8">GetB</a>()*(256-Factor))>>8);
00141 }
00142
00143 <span class="keyword">inline</span> <a class="code" href="classPLPixel24.html">PLPixel24</a> PLPixel24::operator = (<span class="keyword">const</span> <a class="code" href="classPLPixel32.html">PLPixel32</a>& Pix)
00144 {
00145 SetR (Pix.<a class="code" href="classPLPixel32.html#a9">GetR</a>());
00146 SetG (Pix.<a class="code" href="classPLPixel32.html#a10">GetG</a>());
00147 SetB (Pix.<a class="code" href="classPLPixel32.html#a11">GetB</a>());
00148
00149 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
00150 }
00151
00152 <span class="keyword">inline</span> PLPixel24::operator PLPixel32 ()<span class="keyword"> const</span>
00153 <span class="keyword"></span>{
00154 <span class="keywordflow">return</span> <a class="code" href="classPLPixel32.html">PLPixel32</a> (GetR(), GetG(), GetB(), 255);
00155 }
00156
00157 <span class="keyword">inline</span> <span class="keywordtype">bool</span> PLPixel24::operator ==(<span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a>& Pix)<span class="keyword"> const</span>
00158 <span class="keyword"></span>{
00159 <span class="keywordflow">return</span> (GetR() == Pix.<a class="code" href="classPLPixel24.html#a6">GetR</a>() && GetG() == Pix.<a class="code" href="classPLPixel24.html#a7">GetG</a>() && GetB() == Pix.<a class="code" href="classPLPixel24.html#a8">GetB</a>());
00160 }
00161
00162 <span class="keyword">inline</span> <span class="keywordtype">bool</span> PLPixel24::operator !=(<span class="keyword">const</span> <a class="code" href="classPLPixel24.html">PLPixel24</a>& Pix)<span class="keyword"> const</span>
00163 <span class="keyword"></span>{
00164 <span class="keywordflow">return</span> (!(*<span class="keyword">this</span> == Pix));
00165 }
00166
00167
00168 <span class="preprocessor">#endif</span>
00169 <span class="preprocessor"></span>
00170 <span class="comment">/*</span>
00171 <span class="comment">/--------------------------------------------------------------------</span>
00172 <span class="comment">|</span>
00173 <span class="comment">| $Log: plpixel24_8h-source.html,v $
00173 <span class="comment">| Revision 1.4 2004/09/15 15:26:32 uzadow
00173 <span class="comment">| Linux compatibility changes, doc update.
00173 <span class="comment">|</span>
00174 <span class="comment">| Revision 1.5 2004/06/09 21:34:53 uzadow</span>
00175 <span class="comment">| Added 16 bpp support to plbitmap, planybmp and pldirectfbbmp</span>
00176 <span class="comment">|</span>
00177 <span class="comment">| Revision 1.4 2004/06/09 20:27:48 uzadow</span>
00178 <span class="comment">| Added 16 bpp pixel class.</span>
00179 <span class="comment">|</span>
00180 <span class="comment">| Revision 1.3 2002/02/24 13:00:35 uzadow</span>
00181 <span class="comment">| Documentation update; removed buggy PLFilterRotate.</span>
00182 <span class="comment">|</span>
00183 <span class="comment">| Revision 1.2 2001/10/06 22:03:26 uzadow</span>
00184 <span class="comment">| Added PL prefix to basic data types.</span>
00185 <span class="comment">|</span>
00186 <span class="comment">| Revision 1.1 2001/10/03 13:58:43 uzadow</span>
00187 <span class="comment">| Added.</span>
00188 <span class="comment">|</span>
00189 <span class="comment">| Revision 1.1 2001/09/26 10:21:09 uzadow</span>
00190 <span class="comment">| Added PLPixel24, PLBmp::CreateCopy now supports 24 bpp in most cases.</span>
00191 <span class="comment">|</span>
00192 <span class="comment">|</span>
00193 <span class="comment">|</span>
00194 <span class="comment">\--------------------------------------------------------------------</span>
00195 <span class="comment">*/</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Sep 13 16:16:40 2004 for paintlib by
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