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  3. <title>DevIL: /home/dwoods/DevIL/src-ILU/include/ilu_internal.h Source File</title>
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    16. 

  16. <h1>/home/dwoods/DevIL/src-ILU/include/ilu_internal.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
    17. 

  17. <a name="l00002"></a>00002 <span class="preprocessor">#ifndef INTERNAL_H</span>
    18. 

  18. <a name="l00003"></a>00003 <span class="preprocessor"></span><span class="preprocessor">#define INTERNAL_H</span>
    19. 

  19. <a name="l00004"></a>00004 <span class="preprocessor"></span>
    20. 

  20. <a name="l00005"></a>00005 <span class="preprocessor">#include &lt;string.h&gt;</span>
    21. 

  21. <a name="l00006"></a>00006 
    22. 

  22. <a name="l00007"></a>00007 <span class="preprocessor">#ifdef _MSC_VER</span>
    23. 

  23. <a name="l00008"></a>00008 <span class="preprocessor"></span><span class="preprocessor">        #if _MSC_VER &gt; 1000</span>
    24. 

  24. <a name="l00009"></a>00009 <span class="preprocessor"></span><span class="preprocessor">                #pragma once</span>
    25. 

  25. <a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">                #pragma intrinsic(memcpy)</span>
    26. 

  26. <a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">                #pragma intrinsic(memset)</span>
    27. 

  27. <a name="l00012"></a>00012 <span class="preprocessor"></span>                <span class="comment">//pragma comment(linker, "/NODEFAULTLIB:libc")</span>
    28. 

  28. <a name="l00013"></a>00013 <span class="preprocessor">                #define WIN32_LEAN_AND_MEAN             // Exclude rarely-used stuff from Windows headers</span>
    29. 

  29. <a name="l00014"></a>00014 <span class="preprocessor"></span>
    30. 

  30. <a name="l00015"></a>00015 <span class="preprocessor">                #ifdef _DEBUG </span>
    31. 

  31. <a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">                        #define _CRTDBG_MAP_ALLOC</span>
    32. 

  32. <a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">                        #include &lt;stdlib.h&gt;</span>
    33. 

  33. <a name="l00018"></a>00018 <span class="preprocessor">                        #ifndef _WIN32_WCE</span>
    34. 

  34. <a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">                                #include &lt;crtdbg.h&gt;</span>
    35. 

  35. <a name="l00020"></a>00020 <span class="preprocessor">                        #endif</span>
    36. 

  36. <a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">                #endif</span>
    37. 

  37. <a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">        #endif // _MSC_VER &gt; 1000</span>
    38. 

  38. <a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
    39. 

  39. <a name="l00024"></a>00024 <span class="preprocessor"></span>
    40. 

  40. <a name="l00025"></a>00025 <span class="preprocessor">#define _IL_BUILD_LIBRARY</span>
    41. 

  41. <a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define _ILU_BUILD_LIBRARY</span>
    42. 

  42. <a name="l00027"></a>00027 <span class="preprocessor"></span>
    43. 

  43. <a name="l00028"></a>00028 <span class="comment">// Standard headers</span>
    44. 

  44. <a name="l00029"></a>00029 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
    45. 

  45. <a name="l00030"></a>00030 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
    46. 

  46. <a name="l00031"></a>00031 <span class="preprocessor">#include &lt;math.h&gt;</span>
    47. 

  47. <a name="l00032"></a>00032 <span class="preprocessor">#include &lt;string.h&gt;</span>
    48. 

  48. <a name="l00033"></a>00033 
    49. 

  49. <a name="l00034"></a>00034 <span class="comment">// Local headers</span>
    50. 

  50. <a name="l00035"></a>00035 <span class="preprocessor">#define _IL_BUILD_LIBRARY</span>
    51. 

  51. <a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define _ILU_BUILD_LIBRARY</span>
    52. 

  52. <a name="l00037"></a>00037 <span class="preprocessor"></span>
    53. 

  53. <a name="l00038"></a>00038 <span class="preprocessor">#ifdef HAVE_CONFIG_H //if we use autotools, we have HAVE_CONFIG_H defined and we have to look for it like that</span>
    54. 

  54. <a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#include &lt;config.h&gt;</span>
    55. 

  55. <a name="l00040"></a>00040 <span class="preprocessor">#else // if we don't use autotools, we have to point to (possibly different) config.h than in the opposite case</span>
    56. 

  56. <a name="l00041"></a>00041 <span class="preprocessor"></span><span class="preprocessor">#include &lt;IL/config.h&gt;</span>
    57. 

  57. <a name="l00042"></a>00042 <span class="preprocessor">#endif</span>
    58. 

  58. <a name="l00043"></a>00043 <span class="preprocessor"></span>
    59. 

  59. <a name="l00044"></a>00044 <span class="preprocessor">#include &lt;<a class="code" href="ilu_8h.html">IL/ilu.h</a>&gt;</span>
    60. 

  60. <a name="l00045"></a>00045 <span class="preprocessor">#include &lt;IL/devil_internal_exports.h&gt;</span>
    61. 

  61. <a name="l00046"></a>00046 
    62. 

  62. <a name="l00047"></a>00047 
    63. 

  63. <a name="l00048"></a>00048 <span class="comment">// From DevIL's internal.h:</span>
    64. 

  64. <a name="l00049"></a>00049 <span class="preprocessor">#ifdef _WIN32_WCE</span>
    65. 

  65. <a name="l00050"></a>00050 <span class="preprocessor"></span><span class="preprocessor">        #include &lt;windows.h&gt;</span>
    66. 

  66. <a name="l00051"></a>00051 <span class="preprocessor">        #define IL_TEXT(s) ((char*)TEXT(s))</span>
    67. 

  67. <a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#elif _WIN32</span>
    68. 

  68. <a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">        #include &lt;windows.h&gt;</span>
    69. 

  69. <a name="l00054"></a>00054 <span class="preprocessor">        #define IL_TEXT(s) TEXT(s)</span>
    70. 

  70. <a name="l00055"></a>00055 <span class="preprocessor"></span><span class="preprocessor">#else</span>
    71. 

  71. <a name="l00056"></a>00056 <span class="preprocessor"></span><span class="preprocessor">        #define IL_TEXT(s) s</span>
    72. 

  72. <a name="l00057"></a>00057 <span class="preprocessor"></span><span class="preprocessor">        #define TEXT(s) s</span>
    73. 

  73. <a name="l00058"></a>00058 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
    74. 

  74. <a name="l00059"></a>00059 <span class="preprocessor"></span>
    75. 

  75. <a name="l00060"></a>00060 <span class="keyword">extern</span> <a class="code" href="structILimage.html" title="The Fundamental Image structure.">ILimage</a> *iluCurImage;
    76. 

  76. <a name="l00061"></a>00061 
    77. 

  77. <a name="l00062"></a>00062 
    78. 

  78. <a name="l00063"></a>00063 <span class="comment">// Useful global variables</span>
    79. 

  79. <a name="l00064"></a>00064 <span class="keyword">extern</span> <span class="keyword">const</span> ILdouble   IL_PI;
    80. 

  80. <a name="l00065"></a>00065 <span class="keyword">extern</span> <span class="keyword">const</span> ILdouble   IL_DEGCONV;
    81. 

  81. <a name="l00066"></a>00066 
    82. 

  82. <a name="l00067"></a>00067 
    83. 

  83. <a name="l00068"></a>00068 <span class="preprocessor">#ifdef ILU_INTERNAL_C</span>
    84. 

  84. <a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#undef NOINLINE</span>
    85. 

  85. <a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#undef INLINE</span>
    86. 

  86. <a name="l00071"></a>00071 <span class="preprocessor"></span><span class="preprocessor">#define INLINE</span>
    87. 

  87. <a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
    88. 

  88. <a name="l00073"></a>00073 <span class="preprocessor"></span>
    89. 

  89. <a name="l00074"></a>00074 <span class="comment">// Internal functions</span>
    90. 

  90. <a name="l00075"></a>00075 ILfloat ilCos(ILfloat Angle);
    91. 

  91. <a name="l00076"></a>00076 ILfloat ilSin(ILfloat Angle);
    92. 

  92. <a name="l00077"></a>00077 ILint ilRound(ILfloat Num);
    93. 

  93. <a name="l00078"></a>00078 
    94. 

  94. <a name="l00079"></a>00079 <span class="preprocessor">#ifndef NOINLINE</span>
    95. 

  95. <a name="l00080"></a>00080 <span class="preprocessor"></span>INLINE ILfloat ilCos(ILfloat Angle) {
    96. 

  96. <a name="l00081"></a>00081         <span class="keywordflow">return</span> (ILfloat)(cos(Angle * IL_DEGCONV));
    97. 

  97. <a name="l00082"></a>00082 }
    98. 

  98. <a name="l00083"></a>00083 
    99. 

  99. <a name="l00084"></a>00084 INLINE ILfloat ilSin(ILfloat Angle) {
    100. 

  100. <a name="l00085"></a>00085         <span class="keywordflow">return</span> (ILfloat)(sin(Angle * IL_DEGCONV));
    101. 

  101. <a name="l00086"></a>00086 }
    102. 

  102. <a name="l00087"></a>00087 
    103. 

  103. <a name="l00088"></a>00088 
    104. 

  104. <a name="l00089"></a>00089 INLINE ILint ilRound(ILfloat Num) {
    105. 

  105. <a name="l00090"></a>00090         <span class="keywordflow">return</span> (ILint)(Num + 0.5); <span class="comment">// this is truncating in away-from-0, not rounding</span>
    106. 

  106. <a name="l00091"></a>00091 }
    107. 

  107. <a name="l00092"></a>00092 <span class="preprocessor">#endif</span>
    108. 

  108. <a name="l00093"></a>00093 <span class="preprocessor"></span>
    109. 

  109. <a name="l00094"></a>00094 
    110. 

  110. <a name="l00095"></a>00095 
    111. 

  111. <a name="l00096"></a>00096 ILuint  iluScaleAdvanced(ILuint Width, ILuint Height, ILenum Filter);
    112. 

  112. <a name="l00097"></a>00097 ILubyte *iScanFill(<span class="keywordtype">void</span>);
    113. 

  113. <a name="l00098"></a>00098 
    114. 

  114. <a name="l00099"></a>00099 
    115. 

  115. <a name="l00100"></a>00100 <span class="preprocessor">#endif//INTERNAL_H</span>
    116. 

  116. </pre></div></div>
    117. 

  117. <hr size="1"><address style="text-align: right;"><small>Generated on Sun Mar 8 20:01:42 2009 for DevIL by&nbsp;
    118. 

  118. <a href="http://www.doxygen.org/index.html">
    119. 

  119. <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>
    120. 

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    121. 

  121. </html>
    122.