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  75.   <div class="navpath"><a class="el" href="dir_f65534ef8218155ebbbcdb4eded228d2.html">Blitters</a>&nbsp;&raquo&nbsp;<a class="el" href="dir_10eefb4ece531a6f61eb0c4b25712be1.html">Blitter</a>
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    79. 

  79. <h1>BlitTransXlatWriteAlpha.h</h1><a href="_blit_trans_xlat_write_alpha_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef BLITTRANSXLATWRITEALPHA_H</span>
    80. 

  80. <a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define BLITTRANSXLATWRITEALPHA_H</span>
    81. 

  81. <a name="l00003"></a>00003 <span class="preprocessor"></span>
    82. 

  82. <a name="l00004"></a>00004 <span class="preprocessor">#include &lt;<a class="code" href="_blitters_8h.html">Blitters.h</a>&gt;</span>
    83. 

  83. <a name="l00005"></a>00005 
    84. 

  84. <a name="l00006"></a>00006 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
    85. 

  85. <a name="l00007"></a><a class="code" href="class_blit_trans_xlat_write_alpha.html">00007</a> <span class="keyword">class </span><a class="code" href="class_blit_trans_xlat_write_alpha.html">BlitTransXlatWriteAlpha</a> : <span class="keyword">public</span> <a class="code" href="class_blitter.html">Blitter</a>&lt;T&gt; {
    86. 

  86. <a name="l00008"></a>00008         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_blit_trans_xlat_write_alpha.html#8d6f68043a24b2c5c2bbe7b23c2f31b7">Blit</a>
    87. 

  87. <a name="l00009"></a><a class="code" href="class_blit_trans_xlat_write_alpha.html#8d6f68043a24b2c5c2bbe7b23c2f31b7">00009</a>                 (<span class="keywordtype">void</span> *dest, byte *src, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> zMin, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *zBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *aBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> aLvl, <span class="keywordtype">int</span> warpOffset)
    88. 

  88. <a name="l00010"></a>00010 {
    89. 

  89. <a name="l00011"></a>00011         T *dst = reinterpret_cast &lt; T * &gt;(dest);
    90. 

  90. <a name="l00012"></a>00012         <span class="keywordflow">for</span> (; length &gt; 0; --length, ++dst) {
    91. 

  91. <a name="l00013"></a>00013                 byte srcv = *src++;
    92. 

  92. <a name="l00014"></a>00014                 byte aphv = *aBuf++;
    93. 

  93. <a name="l00015"></a>00015                 <span class="keywordflow">if</span> (srcv) {
    94. 

  94. <a name="l00016"></a>00016                         *dst = min(aMin + srcv, 255);
    95. 

  95. <a name="l00017"></a>00017                 }
    96. 

  96. <a name="l00018"></a>00018                 ++dst;
    97. 

  97. <a name="l00019"></a>00019                 <span class="keywordflow">if</span> (Drawing::ABuffer-&gt;BufferEnd &lt;= aBuf) {
    98. 

  98. <a name="l00020"></a>00020                         aBuf -= Drawing::ABuffer-&gt;BufferSize;
    99. 

  99. <a name="l00021"></a>00021                 }
    100. 

  100. <a name="l00022"></a>00022         }
    101. 

  101. <a name="l00023"></a>00023 }
    102. 

  102. <a name="l00024"></a>00024 
    103. 

  103. <a name="l00025"></a>00025         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_blit_trans_xlat_write_alpha.html#1615458515f7ac5fe2fdec0608780a72">CallBlit0</a>
    104. 

  104. <a name="l00026"></a><a class="code" href="class_blit_trans_xlat_write_alpha.html#1615458515f7ac5fe2fdec0608780a72">00026</a>                 (<span class="keywordtype">void</span> *dest, byte *src, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> zMin, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *zBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *aBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> aLvl, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> unknownArg, <a class="code" href="_y_r_p_p_core_8h.html#d342ac907eb044443153a22f964bf0af">DWORD</a> useless)
    105. 

  105. <a name="l00027"></a>00027         {
    106. 

  106. <a name="l00028"></a>00028                 this-&gt;<a class="code" href="class_blit_trans_xlat_write_alpha.html#8d6f68043a24b2c5c2bbe7b23c2f31b7">Blit</a>(dest, src, length, zMin, zBuf, aBuf, aLvl, 0);
    107. 

  107. <a name="l00029"></a>00029         }
    108. 

  108. <a name="l00030"></a>00030 
    109. 

  109. <a name="l00031"></a>00031         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_blit_trans_xlat_write_alpha.html#cdcc8cf3495bb0edbc53695e4b85e98b">CallBlit1</a>
    110. 

  110. <a name="l00032"></a><a class="code" href="class_blit_trans_xlat_write_alpha.html#cdcc8cf3495bb0edbc53695e4b85e98b">00032</a>                 (<span class="keywordtype">void</span> *dest, byte *src, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> zMin, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *zBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *aBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> aLvl)
    111. 

  111. <a name="l00033"></a>00033         {
    112. 

  112. <a name="l00034"></a>00034                 this-&gt;<a class="code" href="class_blit_trans_xlat_write_alpha.html#8d6f68043a24b2c5c2bbe7b23c2f31b7">Blit</a>(dest, src, length, zMin, zBuf, aBuf, aLvl, 0);
    113. 

  113. <a name="l00035"></a>00035         }
    114. 

  114. <a name="l00036"></a>00036 
    115. 

  115. <a name="l00037"></a>00037         <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_blit_trans_xlat_write_alpha.html#d2669165418a1490f448ef4057f0e582">CallBlit2</a>
    116. 

  116. <a name="l00038"></a><a class="code" href="class_blit_trans_xlat_write_alpha.html#d2669165418a1490f448ef4057f0e582">00038</a>                 (<span class="keywordtype">void</span> *dest, byte *src, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> zMin, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *zBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> *aBuf, <a class="code" href="_y_r_p_p_core_8h.html#197942eefa7db30960ae396d68339b97">WORD</a> aLvl, <a class="code" href="_y_r_p_p_core_8h.html#d342ac907eb044443153a22f964bf0af">DWORD</a> useless)
    117. 

  117. <a name="l00039"></a>00039         {
    118. 

  118. <a name="l00040"></a>00040                 this-&gt;<a class="code" href="class_blit_trans_xlat_write_alpha.html#8d6f68043a24b2c5c2bbe7b23c2f31b7">Blit</a>(dest, src, length, zMin, zBuf, aBuf, aLvl, 0);
    119. 

  119. <a name="l00041"></a>00041         }
    120. 

  120. <a name="l00042"></a>00042 
    121. 

  121. <a name="l00043"></a>00043         <span class="keyword">public</span>:
    122. 

  122. <a name="l00044"></a><a class="code" href="class_blit_trans_xlat_write_alpha.html#34cf4e4069b831dfcabf75a853b1556f">00044</a>                 T *<a class="code" href="class_blit_trans_xlat_write_alpha.html#34cf4e4069b831dfcabf75a853b1556f">Data</a>;
    123. 

  123. <a name="l00045"></a>00045 };
    124. 

  124. <a name="l00046"></a>00046 
    125. 

  125. <a name="l00047"></a>00047 <span class="preprocessor">#endif</span>
    126. 

  126. </pre></div></div>
    127. 

  127. <hr size="1"><address style="text-align: right;"><small>Generated on Tue May 18 03:54:25 2010 for YR++ by&nbsp;
    128. 

  128. <a href="http://www.doxygen.org/index.html">
    129. 

  129. <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
    130. 

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