1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.11"/>
<title>AllegroGL: alleggl.c Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="alleggl.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">AllegroGL
 <span id="projectnumber">0.4.4</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.11 -->
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="pages.html"><span>Related Pages</span></a></li>
<li><a href="modules.html"><span>Modules</span></a></li>
<li class="current"><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>Globals</span></a></li>
</ul>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">alleggl.c</div> </div>
</div><!--header-->
<div class="contents">
<a href="alleggl_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* This code is (C) AllegroGL contributors, and double licensed under</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * the GPL and zlib licenses. See gpl.txt or zlib.txt for details.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> */</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="alleggl_8h.html">alleggl.h</a>"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "allglint.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <allegro/internal/aintern.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#ifdef ALLEGRO_MACOSX</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <OpenGL/glu.h></span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <GL/glu.h></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#define PREFIX_I "agl INFO: "</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define PREFIX_E "agl ERROR: "</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#define PREFIX_L "agl LOG: "</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/* Structs containing the current driver state */</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">struct </span>allegro_gl_driver *__allegro_gl_driver = NULL;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">struct </span>allegro_gl_display_info allegro_gl_display_info;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">/* Settings required/suggested */</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keywordtype">int</span> __allegro_gl_required_settings, __allegro_gl_suggested_settings;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/* Valid context state */</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keywordtype">int</span> __allegro_gl_valid_context = 0;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">/* Operation to enable while blitting. */</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keywordtype">int</span> __allegro_gl_blit_operation;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keywordtype">char</span> allegro_gl_error[AGL_ERROR_SIZE] = EMPTY_STRING;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> BLIT_BETWEEN_FORMATS_FUNC __blit_between_formats8;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> BLIT_BETWEEN_FORMATS_FUNC __blit_between_formats15;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> BLIT_BETWEEN_FORMATS_FUNC __blit_between_formats16;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> BLIT_BETWEEN_FORMATS_FUNC __blit_between_formats24;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> BLIT_BETWEEN_FORMATS_FUNC __blit_between_formats32;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="alleggl_8c.html#a84d9cceae55bf273f9aab7512b353284"> 62</a></span> BITMAP *<a class="code" href="alleggl_8c.html#a84d9cceae55bf273f9aab7512b353284">allegro_gl_screen</a>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">/* Allegro GFX_DRIVER list handling */</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">static</span> _DRIVER_INFO our_driver_list[] = {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#ifdef GFX_OPENGL_WINDOWED</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  {<a class="code" href="alleggl_8h.html#a5fcf0497998fecc3c04bb5b6ce66782b">GFX_OPENGL_WINDOWED</a>, &gfx_allegro_gl_windowed, FALSE},</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#ifdef GFX_OPENGL_FULLSCREEN</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  {<a class="code" href="alleggl_8h.html#afd00c615b3351d54382b5f883b99544f">GFX_OPENGL_FULLSCREEN</a>, &gfx_allegro_gl_fullscreen, FALSE},</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  {<a class="code" href="alleggl_8h.html#a6341d90e32c19c45f003442b19ecba5f">GFX_OPENGL</a>, &gfx_allegro_gl_default, FALSE},</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  {0, NULL, FALSE}</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> };</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">static</span> _DRIVER_INFO *our_gfx_drivers(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">return</span> our_driver_list;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> _DRIVER_INFO *(*saved_gfx_drivers) (void) = NULL;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">static</span> _DRIVER_INFO *list_saved_gfx_drivers(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> {</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">return</span> _gfx_driver_list;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">static</span> BITMAP *allegro_gl_default_gfx_init(<span class="keywordtype">int</span> w, <span class="keywordtype">int</span> h, <span class="keywordtype">int</span> vw, <span class="keywordtype">int</span> vh, <span class="keywordtype">int</span> depth);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> GFX_DRIVER gfx_allegro_gl_default =</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="alleggl_8h.html#a6341d90e32c19c45f003442b19ecba5f">GFX_OPENGL</a>,</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  EMPTY_STRING,</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  EMPTY_STRING,</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="stringliteral">"AllegroGL Default Driver"</span>,</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  allegro_gl_default_gfx_init,</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  NULL,</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  NULL,</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  NULL, <span class="comment">//_xwin_vsync,</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  NULL,</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  NULL, NULL, NULL,</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  NULL, <span class="comment">/* create_video_bitmap */</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  NULL,</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  NULL, NULL, <span class="comment">/* No show/request video bitmaps */</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  NULL, NULL,</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  NULL, NULL, NULL, NULL,</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  NULL,</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  NULL, NULL,</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  NULL, <span class="comment">/* set_blender_mode */</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  NULL, <span class="comment">/* No fetch_mode_list */</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  0, 0,</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  0,</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  0, 0,</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  0,</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  0,</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  FALSE <span class="comment">/* Windowed mode */</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> };</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment">/* void allegro_gl_clear_settings(void) */</span></div><div class="line"><a name="l00193"></a><span class="lineno"><a class="line" href="group__settings.html#gadd1249980001c22cb3eba880561a7e19"> 193</a></span> <span class="keywordtype">void</span> <a class="code" href="group__settings.html#gadd1249980001c22cb3eba880561a7e19">allegro_gl_clear_settings</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> {</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  memset(&allegro_gl_display_info, 0, <span class="keyword">sizeof</span> allegro_gl_display_info);</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  __allegro_gl_required_settings = __allegro_gl_suggested_settings = 0;</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  </div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">/* Pick sensible defaults */</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  allegro_gl_display_info.fullscreen = 1;</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  allegro_gl_display_info.rmethod = 1;</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  allegro_gl_display_info.doublebuffered = 1;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  allegro_gl_display_info.vidmem_policy = <a class="code" href="group__settings.html#ga5deef983a0f5b2704746d7945c614b7c">AGL_KEEP</a>;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  __allegro_gl_suggested_settings =</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a> | <a class="code" href="group__settings.html#ga3cd047a464c8f8d928f9529226a4cf12">AGL_RENDERMETHOD</a> | <a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> }</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">/* void allegro_gl_set(int option, int value) */</span></div><div class="line"><a name="l00274"></a><span class="lineno"><a class="line" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656"> 274</a></span> <span class="keywordtype">void</span> <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<span class="keywordtype">int</span> option, <span class="keywordtype">int</span> value)</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> {</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">switch</span> (option) {</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment">/* Options stating importance of other options */</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga839ae567340a64a97480e6abf1743b5f">AGL_REQUIRE</a>:</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  __allegro_gl_required_settings |= value;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  __allegro_gl_suggested_settings &= ~value;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga5a1518fe9c1b44beb7f5bdcc42b6b8f1">AGL_SUGGEST</a>:</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  __allegro_gl_suggested_settings |= value;</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  __allegro_gl_required_settings &= ~value;</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga7a6285db6617b68ae4946556c6a4636d">AGL_DONTCARE</a>:</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  __allegro_gl_required_settings &= ~value;</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  __allegro_gl_suggested_settings &= ~value;</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">/* Options configuring the mode set */</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a>:</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  allegro_gl_display_info.allegro_format = value;</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>:</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  allegro_gl_display_info.pixel_size.rgba.r = value;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>:</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  allegro_gl_display_info.pixel_size.rgba.g = value;</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>:</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  allegro_gl_display_info.pixel_size.rgba.b = value;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>:</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  allegro_gl_display_info.pixel_size.rgba.a = value;</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a>:</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">switch</span> (value) {</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">case</span> 8:</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>, 3);</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>, 3);</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>, 2);</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>, 0);</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">case</span> 15:</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>, 5);</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>, 5);</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>, 5);</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>, 1);</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">case</span> 16:</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>, 5);</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>, 6);</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>, 5);</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>, 0);</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">case</span> 24:</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">case</span> 32:</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>, 8);</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>, 8);</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>, 8);</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>, value-24);</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  }</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  allegro_gl_display_info.colour_depth = value;</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a>:</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  allegro_gl_display_info.accum_size.rgba.r = value;</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a>:</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  allegro_gl_display_info.accum_size.rgba.g = value;</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a>:</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  allegro_gl_display_info.accum_size.rgba.b = value;</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a>:</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  allegro_gl_display_info.accum_size.rgba.a = value;</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>:</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  allegro_gl_display_info.doublebuffered = value;</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a>:</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  allegro_gl_display_info.stereo = value;</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a>:</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  allegro_gl_display_info.aux_buffers = value;</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a>:</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  allegro_gl_display_info.depth_size = value;</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a>:</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  allegro_gl_display_info.stencil_size = value;</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> </div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a>:</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  allegro_gl_display_info.x = value;</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a>:</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  allegro_gl_display_info.y = value;</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga3cd047a464c8f8d928f9529226a4cf12">AGL_RENDERMETHOD</a>:</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  allegro_gl_display_info.rmethod = value;</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>:</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  allegro_gl_display_info.fullscreen = value;</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>:</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  allegro_gl_display_info.fullscreen = !value;</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a>:</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">if</span> ((value == <a class="code" href="group__settings.html#ga5deef983a0f5b2704746d7945c614b7c">AGL_KEEP</a>) || (value == <a class="code" href="group__settings.html#ga77a6cb708e52f68f893128db6f20bdea">AGL_RELEASE</a>))</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  allegro_gl_display_info.vidmem_policy = value;</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a>:</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  allegro_gl_display_info.sample_buffers = value;</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a>:</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  allegro_gl_display_info.samples = value;</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a>:</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  allegro_gl_display_info.float_color = value;</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a>:</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  allegro_gl_display_info.float_depth = value;</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  }</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> }</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> </div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div><div class="line"><a name="l00421"></a><span class="lineno"><a class="line" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9"> 421</a></span> <span class="keywordtype">int</span> <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(<span class="keywordtype">int</span> option)</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> {</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">switch</span> (option) {</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="comment">/* Options stating importance of other options */</span></div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga839ae567340a64a97480e6abf1743b5f">AGL_REQUIRE</a>:</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">return</span> __allegro_gl_required_settings;</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga5a1518fe9c1b44beb7f5bdcc42b6b8f1">AGL_SUGGEST</a>:</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">return</span> __allegro_gl_suggested_settings;</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga7a6285db6617b68ae4946556c6a4636d">AGL_DONTCARE</a>:</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">return</span> ~0 & ~(__allegro_gl_required_settings |</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  __allegro_gl_suggested_settings);</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span> </div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="comment">/* Options configuring the mode set */</span></div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a>:</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">return</span> allegro_gl_display_info.allegro_format;</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>:</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">return</span> allegro_gl_display_info.pixel_size.rgba.r;</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>:</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">return</span> allegro_gl_display_info.pixel_size.rgba.g;</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>:</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">return</span> allegro_gl_display_info.pixel_size.rgba.b;</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>:</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">return</span> allegro_gl_display_info.pixel_size.rgba.a;</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a>:</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordflow">return</span> allegro_gl_display_info.pixel_size.rgba.r</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  + allegro_gl_display_info.pixel_size.rgba.g</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  + allegro_gl_display_info.pixel_size.rgba.b</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  + allegro_gl_display_info.pixel_size.rgba.a;</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a>:</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">return</span> allegro_gl_display_info.accum_size.rgba.r;</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a>:</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">return</span> allegro_gl_display_info.accum_size.rgba.g;</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a>:</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">return</span> allegro_gl_display_info.accum_size.rgba.b;</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a>:</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="keywordflow">return</span> allegro_gl_display_info.accum_size.rgba.a;</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>:</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordflow">return</span> allegro_gl_display_info.doublebuffered;</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a>:</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordflow">return</span> allegro_gl_display_info.stereo;</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a>:</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">return</span> allegro_gl_display_info.aux_buffers;</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a>:</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">return</span> allegro_gl_display_info.depth_size;</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a>:</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">return</span> allegro_gl_display_info.stencil_size;</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a>:</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordflow">return</span> allegro_gl_display_info.x;</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a>:</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keywordflow">return</span> allegro_gl_display_info.y;</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>:</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordflow">return</span> allegro_gl_display_info.fullscreen;</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>:</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">return</span> !allegro_gl_display_info.fullscreen;</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a>:</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">return</span> allegro_gl_display_info.vidmem_policy;</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a>:</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keywordflow">return</span> allegro_gl_display_info.sample_buffers;</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a>:</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordflow">return</span> allegro_gl_display_info.samples;</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a>:</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">return</span> allegro_gl_display_info.float_color;</div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">case</span> <a class="code" href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a>:</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">return</span> allegro_gl_display_info.float_depth;</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span> }</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span> </div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> </div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment">/* Builds a string corresponding to the options set in 'opt'</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment"> * and writes in the config file</span></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment"> */</span></div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="keyword">static</span> <span class="keywordtype">void</span> build_settings(<span class="keywordtype">int</span> opt, <span class="keywordtype">char</span> *section, <span class="keywordtype">char</span> *name) {</div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordtype">char</span> buf[2048];</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span> </div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  usetc(buf, 0);</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> </div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a>)</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  ustrcat(buf, <span class="stringliteral">"allegro_format "</span>);</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>)</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  ustrcat(buf, <span class="stringliteral">"red_depth "</span>);</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>)</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  ustrcat(buf, <span class="stringliteral">"green_depth "</span>);</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>)</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  ustrcat(buf, <span class="stringliteral">"blue_depth "</span>);</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>)</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  ustrcat(buf, <span class="stringliteral">"alpha_depth "</span>);</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a>)</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  ustrcat(buf, <span class="stringliteral">"color_depth "</span>);</div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a>)</div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  ustrcat(buf, <span class="stringliteral">"accum_red_depth "</span>);</div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a>)</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  ustrcat(buf, <span class="stringliteral">"accum_green_depth "</span>);</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a>)</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  ustrcat(buf, <span class="stringliteral">"accum_blue_depth "</span>);</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a>)</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  ustrcat(buf, <span class="stringliteral">"accum_alpha_depth "</span>);</div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>)</div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  ustrcat(buf, <span class="stringliteral">"double_buffer "</span>);</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a>)</div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  ustrcat(buf, <span class="stringliteral">"stereo_display "</span>);</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a>)</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  ustrcat(buf, <span class="stringliteral">"aux_buffers "</span>);</div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a>)</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  ustrcat(buf, <span class="stringliteral">"z_depth "</span>);</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a>)</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  ustrcat(buf, <span class="stringliteral">"stencil_depth "</span>);</div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a>)</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  ustrcat(buf, <span class="stringliteral">"window_x "</span>);</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a>)</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  ustrcat(buf, <span class="stringliteral">"window_y "</span>);</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>)</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  ustrcat(buf, <span class="stringliteral">"fullscreen "</span>);</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>)</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  ustrcat(buf, <span class="stringliteral">"windowed "</span>);</div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a>)</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  ustrcat(buf, <span class="stringliteral">"video_memory_policy "</span>);</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a>)</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  ustrcat(buf, <span class="stringliteral">"sample_buffers "</span>);</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a>)</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  ustrcat(buf, <span class="stringliteral">"samples "</span>);</div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a>)</div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  ustrcat(buf, <span class="stringliteral">"float_color "</span>);</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">if</span> (opt & <a class="code" href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a>)</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  ustrcat(buf, <span class="stringliteral">"float_depth "</span>);</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  </div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  set_config_string(section, name, buf);</div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span> }</div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span> </div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span> </div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span> </div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span> <span class="comment">/* void allegro_gl_save_settings() */</span></div><div class="line"><a name="l00560"></a><span class="lineno"><a class="line" href="group__settings.html#gaa461b9459f56c9274d2d49accf201ee1"> 560</a></span> <span class="keywordtype">void</span> <a class="code" href="group__settings.html#gaa461b9459f56c9274d2d49accf201ee1">allegro_gl_save_settings</a>() {</div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span> </div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keywordtype">char</span> *section = <span class="stringliteral">"OpenGL"</span>;</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keywordtype">int</span> save = <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(<a class="code" href="group__settings.html#ga839ae567340a64a97480e6abf1743b5f">AGL_REQUIRE</a>) | <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(<a class="code" href="group__settings.html#ga5a1518fe9c1b44beb7f5bdcc42b6b8f1">AGL_SUGGEST</a>);</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  </div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a>)</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  set_config_int(section, <span class="stringliteral">"allegro_format"</span>,</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_ALLEGRO_FORMAT));</div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>)</div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  set_config_int(section, <span class="stringliteral">"red_depth"</span>,</div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_RED_DEPTH));</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>)</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  set_config_int(section, <span class="stringliteral">"green_depth"</span>,</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_GREEN_DEPTH));</div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>)</div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  set_config_int(section, <span class="stringliteral">"blue_depth"</span>,</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_BLUE_DEPTH));</div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>)</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  set_config_int(section, <span class="stringliteral">"alpha_depth"</span>,</div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_ALPHA_DEPTH));</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a>)</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  set_config_int(section, <span class="stringliteral">"color_depth"</span>,</div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_COLOR_DEPTH));</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a>)</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  set_config_int(section, <span class="stringliteral">"accum_red_depth"</span>,</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_ACC_RED_DEPTH));</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a>)</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  set_config_int(section, <span class="stringliteral">"accum_green_depth"</span>,</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_ACC_GREEN_DEPTH));</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a>)</div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  set_config_int(section, <span class="stringliteral">"accum_blue_depth"</span>,</div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_ACC_BLUE_DEPTH));</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a>)</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  set_config_int(section, <span class="stringliteral">"accum_alpha_depth"</span>,</div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_ACC_ALPHA_DEPTH));</div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>)</div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  set_config_int(section, <span class="stringliteral">"double_buffer"</span>,</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_DOUBLEBUFFER));</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a>)</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  set_config_int(section, <span class="stringliteral">"stereo_display"</span>,</div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_STEREO));</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a>)</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  set_config_int(section, <span class="stringliteral">"aux_buffers"</span>,</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_AUX_BUFFERS));</div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a>)</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  set_config_int(section, <span class="stringliteral">"z_depth"</span>,</div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_Z_DEPTH));</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a>)</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  set_config_int(section, <span class="stringliteral">"stencil_depth"</span>,</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_STENCIL_DEPTH));</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a>)</div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  set_config_int(section, <span class="stringliteral">"window_x"</span>,</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_WINDOW_X));</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a>)</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  set_config_int(section, <span class="stringliteral">"window_y"</span>,</div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_WINDOW_Y));</div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>)</div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  set_config_int(section, <span class="stringliteral">"fullscreen"</span>,</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_FULLSCREEN));</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>)</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  set_config_int(section, <span class="stringliteral">"windowed"</span>,</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_WINDOWED));</div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a>)</div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  set_config_int(section, <span class="stringliteral">"video_memory_policy"</span>,</div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_VIDEO_MEMORY_POLICY));</div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a>)</div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  set_config_int(section, <span class="stringliteral">"sample_buffers"</span>,</div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_SAMPLE_BUFFERS));</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a>)</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  set_config_int(section, <span class="stringliteral">"samples"</span>,</div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_SAMPLES));</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a>)</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  set_config_int(section, <span class="stringliteral">"float_color"</span>,</div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_FLOAT_COLOR));</div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a>)</div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  set_config_int(section, <span class="stringliteral">"float_depth"</span>,</div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_FLOAT_Z));</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span> </div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga839ae567340a64a97480e6abf1743b5f">AGL_REQUIRE</a>)</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  build_settings(<a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_REQUIRE), section, <span class="stringliteral">"require"</span>);</div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">if</span> (save & <a class="code" href="group__settings.html#ga5a1518fe9c1b44beb7f5bdcc42b6b8f1">AGL_SUGGEST</a>)</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  build_settings(<a class="code" href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a>(AGL_SUGGEST), section, <span class="stringliteral">"suggest"</span>);</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> }</div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span> </div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span> </div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span> </div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="comment">/* Parses an input string to read settings */</span></div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> <span class="keyword">static</span> <span class="keywordtype">void</span> agl_parse_section(<span class="keywordtype">int</span> sec, <span class="keywordtype">char</span> *section, <span class="keywordtype">char</span> *name) {</div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *end;</div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordtype">char</span> *buf;</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keywordtype">char</span> *ptr;</div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="keywordtype">int</span> strsize;</div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keywordtype">int</span> opt = 0;</div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span> </div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  end = get_config_string(section, name, <span class="stringliteral">""</span>);</div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  strsize = ustrsizez(end);</div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  </div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  buf = (<span class="keywordtype">char</span>*)malloc(<span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * strsize);</div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  </div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="keywordflow">if</span> (!buf) {</div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  TRACE(PREFIX_E <span class="stringliteral">"parse_section: Ran out of memory "</span></div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="stringliteral">"while trying to allocate %i bytes!"</span>,</div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  (<span class="keywordtype">int</span>)<span class="keyword">sizeof</span>(<span class="keywordtype">char</span>) * strsize);</div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  }</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span> </div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  memcpy(buf, end, strsize);</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  end = buf + strsize;</div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  ptr = buf;</div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span> </div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">while</span> (ptr < end) {</div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordtype">char</span> *s = ustrtok_r(ptr, <span class="stringliteral">" ;|+"</span>, &ptr);</div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  </div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"allegro_format"</span>))</div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  opt |= <a class="code" href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a>;</div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"red_depth"</span>))</div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  opt |= <a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>;</div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"green_depth"</span>))</div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  opt |= <a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>;</div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"blue_depth"</span>))</div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  opt |= <a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>;</div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"alpha_depth"</span>))</div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  opt |= <a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>;</div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"color_depth"</span>))</div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  opt |= <a class="code" href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a>;</div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"accum_red_depth"</span>))</div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  opt |= <a class="code" href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a>;</div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"accum_green_depth"</span>))</div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  opt |= <a class="code" href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a>;</div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"accum_blue_depth"</span>))</div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  opt |= <a class="code" href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a>;</div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"accum_alpha_depth"</span>))</div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  opt |= <a class="code" href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a>;</div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"double_buffer"</span>))</div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  opt |= <a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>;</div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"stereo_display"</span>))</div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  opt |= <a class="code" href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a>;</div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"aux_buffers"</span>))</div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  opt |= <a class="code" href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a>;</div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"z_depth"</span>))</div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  opt |= <a class="code" href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a>;</div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"stencil_depth"</span>))</div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  opt |= <a class="code" href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a>;</div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"window_x"</span>))</div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  opt |= <a class="code" href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a>;</div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"window_y"</span>))</div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  opt |= <a class="code" href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a>;</div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"fullscreen"</span>))</div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  opt |= <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>;</div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"windowed"</span>))</div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  opt |= <a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>;</div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"video_memory_policy"</span>))</div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  opt |= <a class="code" href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a>;</div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"sample_buffers"</span>))</div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  opt |= <a class="code" href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a>;</div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"samples"</span>))</div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  opt |= <a class="code" href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a>;</div><div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"float_color"</span>))</div><div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  opt |= <a class="code" href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a>;</div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keywordflow">if</span> (!ustrcmp(s, <span class="stringliteral">"float_depth"</span>))</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  opt |= <a class="code" href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a>;</div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  }</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  </div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  free(buf);</div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  </div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(sec, opt);</div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span> }</div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span> </div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span> </div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span> </div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <span class="comment">/* void allegro_gl_load_settings() */</span></div><div class="line"><a name="l00741"></a><span class="lineno"><a class="line" href="group__settings.html#ga60a577d2fed019cdae83c648f1ff74ec"> 741</a></span> <span class="keywordtype">void</span> <a class="code" href="group__settings.html#ga60a577d2fed019cdae83c648f1ff74ec">allegro_gl_load_settings</a>() {</div><div class="line"><a name="l00742"></a><span class="lineno"> 742</span> </div><div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  <span class="keywordtype">int</span> <span class="keyword">set</span>;</div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keywordtype">char</span> *section = <span class="stringliteral">"OpenGL"</span>;</div><div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  </div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"allegro_format"</span>, -1);</div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"red_depth"</span>, -1);</div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"green_depth"</span>, -1);</div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"blue_depth"</span>, -1);</div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"alpha_depth"</span>, -1);</div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"color_depth"</span>, -1);</div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"accum_red_depth"</span>, -1);</div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"accum_green_depth"</span>, -1);</div><div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"accum_blue_depth"</span>, -1);</div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"accum_alpha_depth"</span>, -1);</div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"double_buffer"</span>, -1);</div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"stereo_display"</span>, -1);</div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"aux_buffers"</span>, -1);</div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"z_depth"</span>, -1);</div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"stencil_depth"</span>, -1);</div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"window_x"</span>, -1);</div><div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"window_y"</span>, -1);</div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"fullscreen"</span>, -1);</div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"windowed"</span>, -1);</div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"video_memory_policy"</span>, -1);</div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"sample_buffers"</span>, -1);</div><div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"samples"</span>, -1);</div><div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"float_color"</span>, -1);</div><div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keyword">set</span> = get_config_int(section, <span class="stringliteral">"float_depth"</span>, -1);</div><div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">if</span> (<span class="keyword">set</span> != -1)</div><div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  <a class="code" href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a>(<a class="code" href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a>, <span class="keyword">set</span>);</div><div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  </div><div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  agl_parse_section(<a class="code" href="group__settings.html#ga839ae567340a64a97480e6abf1743b5f">AGL_REQUIRE</a>, section, <span class="stringliteral">"require"</span>);</div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  agl_parse_section(<a class="code" href="group__settings.html#ga5a1518fe9c1b44beb7f5bdcc42b6b8f1">AGL_SUGGEST</a>, section, <span class="stringliteral">"suggest"</span>);</div><div class="line"><a name="l00821"></a><span class="lineno"> 821</span> }</div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span> </div><div class="line"><a name="l00823"></a><span class="lineno"> 823</span> </div><div class="line"><a name="l00824"></a><span class="lineno"> 824</span> </div><div class="line"><a name="l00825"></a><span class="lineno"> 825</span> <span class="comment">/* int install_allegro_gl(void) */</span></div><div class="line"><a name="l00836"></a><span class="lineno"><a class="line" href="group__core.html#gaa0cbb82fa1e2bae6788eb7bd06673bd3"> 836</a></span> <span class="keywordtype">int</span> <a class="code" href="group__core.html#gaa0cbb82fa1e2bae6788eb7bd06673bd3">install_allegro_gl</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00837"></a><span class="lineno"> 837</span> {</div><div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  <span class="keywordflow">if</span> (!system_driver)</div><div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00840"></a><span class="lineno"> 840</span> </div><div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  <span class="keywordflow">if</span> (atexit(<a class="code" href="group__core.html#gaeff6abbb1d1071a01f4cd694ef504298">remove_allegro_gl</a>))</div><div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  </div><div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <span class="keywordflow">if</span> (system_driver->gfx_drivers)</div><div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  saved_gfx_drivers = system_driver->gfx_drivers;</div><div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  saved_gfx_drivers = list_saved_gfx_drivers;</div><div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  </div><div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  system_driver->gfx_drivers = our_gfx_drivers;</div><div class="line"><a name="l00850"></a><span class="lineno"> 850</span> </div><div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <a class="code" href="group__settings.html#gadd1249980001c22cb3eba880561a7e19">allegro_gl_clear_settings</a>();</div><div class="line"><a name="l00852"></a><span class="lineno"> 852</span> </div><div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  <span class="comment">/* Save and replace old blit_between_formats methods */</span></div><div class="line"><a name="l00854"></a><span class="lineno"> 854</span> <span class="preprocessor">#ifdef ALLEGRO_COLOR8</span></div><div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  __blit_between_formats8 = __linear_vtable8.blit_between_formats;</div><div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  __linear_vtable8.blit_between_formats =</div><div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  allegro_gl_memory_blit_between_formats;</div><div class="line"><a name="l00858"></a><span class="lineno"> 858</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00859"></a><span class="lineno"> 859</span> <span class="preprocessor">#ifdef ALLEGRO_COLOR16</span></div><div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  __blit_between_formats15 = __linear_vtable15.blit_between_formats;</div><div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  __linear_vtable15.blit_between_formats =</div><div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  allegro_gl_memory_blit_between_formats;</div><div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  __blit_between_formats16 = __linear_vtable16.blit_between_formats;</div><div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  __linear_vtable16.blit_between_formats</div><div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  = allegro_gl_memory_blit_between_formats;</div><div class="line"><a name="l00866"></a><span class="lineno"> 866</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00867"></a><span class="lineno"> 867</span> <span class="preprocessor">#ifdef ALLEGRO_COLOR24</span></div><div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  __blit_between_formats24 = __linear_vtable24.blit_between_formats;</div><div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  __linear_vtable24.blit_between_formats</div><div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  = allegro_gl_memory_blit_between_formats;</div><div class="line"><a name="l00871"></a><span class="lineno"> 871</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00872"></a><span class="lineno"> 872</span> <span class="preprocessor">#ifdef ALLEGRO_COLOR32</span></div><div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  __blit_between_formats32 = __linear_vtable32.blit_between_formats;</div><div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  __linear_vtable32.blit_between_formats</div><div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  = allegro_gl_memory_blit_between_formats;</div><div class="line"><a name="l00876"></a><span class="lineno"> 876</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00877"></a><span class="lineno"> 877</span> </div><div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  usetc(allegro_gl_error, 0);</div><div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  </div><div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00881"></a><span class="lineno"> 881</span> }</div><div class="line"><a name="l00882"></a><span class="lineno"> 882</span> </div><div class="line"><a name="l00883"></a><span class="lineno"> 883</span> </div><div class="line"><a name="l00884"></a><span class="lineno"> 884</span> </div><div class="line"><a name="l00885"></a><span class="lineno"> 885</span> <span class="comment">/* void remove_allegro_gl(void) */</span></div><div class="line"><a name="l00894"></a><span class="lineno"><a class="line" href="group__core.html#gaeff6abbb1d1071a01f4cd694ef504298"> 894</a></span> <span class="keywordtype">void</span> <a class="code" href="group__core.html#gaeff6abbb1d1071a01f4cd694ef504298">remove_allegro_gl</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00895"></a><span class="lineno"> 895</span> {</div><div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordflow">if</span> ((!system_driver) || (!saved_gfx_drivers))</div><div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00898"></a><span class="lineno"> 898</span> </div><div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="keywordflow">if</span> (saved_gfx_drivers == &list_saved_gfx_drivers)</div><div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  system_driver->gfx_drivers = NULL;</div><div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  system_driver->gfx_drivers = saved_gfx_drivers;</div><div class="line"><a name="l00903"></a><span class="lineno"> 903</span> </div><div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  <span class="comment">/* This function may be called twice (once by a user explicit call</span></div><div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="comment"> * and once again at exit since the function is registered with at_exit)</span></div><div class="line"><a name="l00906"></a><span class="lineno"> 906</span> <span class="comment"> * In order to prevent crashes, 'saved_gfx_drivers' is set to NULL</span></div><div class="line"><a name="l00907"></a><span class="lineno"> 907</span> <span class="comment"> */</span></div><div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  saved_gfx_drivers = NULL;</div><div class="line"><a name="l00909"></a><span class="lineno"> 909</span> </div><div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <span class="comment">/* Restore the blit_between_formats methods */</span></div><div class="line"><a name="l00911"></a><span class="lineno"> 911</span> <span class="preprocessor"> #ifdef ALLEGRO_COLOR8</span></div><div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  __linear_vtable8.blit_between_formats = __blit_between_formats8;</div><div class="line"><a name="l00913"></a><span class="lineno"> 913</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00914"></a><span class="lineno"> 914</span> <span class="preprocessor"> #ifdef ALLEGRO_COLOR16</span></div><div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  __linear_vtable15.blit_between_formats = __blit_between_formats15;</div><div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  __linear_vtable16.blit_between_formats = __blit_between_formats16;</div><div class="line"><a name="l00917"></a><span class="lineno"> 917</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00918"></a><span class="lineno"> 918</span> <span class="preprocessor"> #ifdef ALLEGRO_COLOR24</span></div><div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  __linear_vtable24.blit_between_formats = __blit_between_formats24;</div><div class="line"><a name="l00920"></a><span class="lineno"> 920</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00921"></a><span class="lineno"> 921</span> <span class="preprocessor"> #ifdef ALLEGRO_COLOR32</span></div><div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  __linear_vtable32.blit_between_formats = __blit_between_formats32;</div><div class="line"><a name="l00923"></a><span class="lineno"> 923</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00924"></a><span class="lineno"> 924</span> }</div><div class="line"><a name="l00925"></a><span class="lineno"> 925</span> </div><div class="line"><a name="l00926"></a><span class="lineno"> 926</span> </div><div class="line"><a name="l00927"></a><span class="lineno"> 927</span> </div><div class="line"><a name="l00928"></a><span class="lineno"> 928</span> <span class="comment">/* void allegro_gl_flip(void) */</span></div><div class="line"><a name="l00951"></a><span class="lineno"><a class="line" href="group__core.html#gaf5aad043e99b766393fa4a7ec034a0f1"> 951</a></span> <span class="keywordtype">void</span> <a class="code" href="group__core.html#gaf5aad043e99b766393fa4a7ec034a0f1">allegro_gl_flip</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00952"></a><span class="lineno"> 952</span> {</div><div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  __allegro_gl_driver->flip();</div><div class="line"><a name="l00954"></a><span class="lineno"> 954</span> }</div><div class="line"><a name="l00955"></a><span class="lineno"> 955</span> </div><div class="line"><a name="l00956"></a><span class="lineno"> 956</span> </div><div class="line"><a name="l00957"></a><span class="lineno"> 957</span> </div><div class="line"><a name="l00958"></a><span class="lineno"> 958</span> <span class="comment">/* float allegro_gl_opengl_version() */</span></div><div class="line"><a name="l00971"></a><span class="lineno"><a class="line" href="group__core.html#ga444d507eaeb5ba800787f6a81827615d"> 971</a></span> <span class="keywordtype">float</span> <a class="code" href="group__core.html#ga444d507eaeb5ba800787f6a81827615d">allegro_gl_opengl_version</a>() {</div><div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  </div><div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *str;</div><div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  </div><div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordflow">if</span> (!__allegro_gl_valid_context)</div><div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <span class="keywordflow">return</span> 0.0f;</div><div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  </div><div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  str = (<span class="keyword">const</span> <span class="keywordtype">char</span>*)glGetString(GL_VERSION);</div><div class="line"><a name="l00979"></a><span class="lineno"> 979</span> </div><div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.0 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"1.0.0 "</span>, 6) == 0))</div><div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  <span class="keywordflow">return</span> 1.0;</div><div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.1 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"1.1.0 "</span>, 6) == 0))</div><div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  <span class="keywordflow">return</span> 1.1;</div><div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.2 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"1.2.0 "</span>, 6) == 0))</div><div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">return</span> 1.2;</div><div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.2.1 "</span>, 6) == 0))</div><div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  <span class="keywordflow">return</span> 1.21;</div><div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.2.2 "</span>, 6) == 0))</div><div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="keywordflow">return</span> 1.22;</div><div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.3 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"1.3.0 "</span>, 6) == 0))</div><div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  <span class="keywordflow">return</span> 1.3;</div><div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.4 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"1.4.0 "</span>, 6) == 0))</div><div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  <span class="keywordflow">return</span> 1.4;</div><div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"1.5 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"1.5.0 "</span>, 6) == 0))</div><div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="keywordflow">return</span> 1.5;</div><div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"2.0 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"2.0.0 "</span>, 6) == 0))</div><div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  <span class="keywordflow">return</span> 2.0;</div><div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"2.1 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"2.1.0 "</span>, 6) == 0))</div><div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="keywordflow">return</span> 2.1;</div><div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  <span class="keywordflow">if</span> ((strncmp(str, <span class="stringliteral">"3.0 "</span>, 4) == 0) || (strncmp(str, <span class="stringliteral">"3.0.0 "</span>, 6) == 0))</div><div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  <span class="keywordflow">return</span> 3.0;</div><div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> </div><div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <span class="comment">/* The OpenGL driver does not return a version</span></div><div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> <span class="comment"> * number. However it probably supports at least OpenGL 1.0</span></div><div class="line"><a name="l01005"></a><span class="lineno"> 1005</span> <span class="comment"> */</span> </div><div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="keywordflow">if</span> (!str) {</div><div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  <span class="keywordflow">return</span> 1.0;</div><div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  }</div><div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  </div><div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="keywordflow">return</span> atof(str);</div><div class="line"><a name="l01011"></a><span class="lineno"> 1011</span> }</div><div class="line"><a name="l01012"></a><span class="lineno"> 1012</span> </div><div class="line"><a name="l01013"></a><span class="lineno"> 1013</span> </div><div class="line"><a name="l01014"></a><span class="lineno"> 1014</span> </div><div class="line"><a name="l01015"></a><span class="lineno"> 1015</span> <span class="keywordtype">void</span> __allegro_gl_set_allegro_image_format(<span class="keywordtype">int</span> big_endian)</div><div class="line"><a name="l01016"></a><span class="lineno"> 1016</span> {</div><div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  <span class="comment">/* Sets up Allegro to use OpenGL formats */</span></div><div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  _rgb_r_shift_15 = 11;</div><div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  _rgb_g_shift_15 = 6;</div><div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  _rgb_b_shift_15 = 1;</div><div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> </div><div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  _rgb_r_shift_16 = 11;</div><div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  _rgb_g_shift_16 = 5;</div><div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  _rgb_b_shift_16 = 0;</div><div class="line"><a name="l01025"></a><span class="lineno"> 1025</span> </div><div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <span class="keywordflow">if</span> (big_endian) {</div><div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  _rgb_r_shift_24 = 16;</div><div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  _rgb_g_shift_24 = 8;</div><div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  _rgb_b_shift_24 = 0;</div><div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> </div><div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  _rgb_a_shift_32 = 0;</div><div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  _rgb_r_shift_32 = 24;</div><div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  _rgb_g_shift_32 = 16;</div><div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  _rgb_b_shift_32 = 8;</div><div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  }</div><div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  _rgb_r_shift_24 = 0;</div><div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  _rgb_g_shift_24 = 8;</div><div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  _rgb_b_shift_24 = 16;</div><div class="line"><a name="l01040"></a><span class="lineno"> 1040</span> </div><div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  _rgb_r_shift_32 = 0;</div><div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  _rgb_g_shift_32 = 8;</div><div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  _rgb_b_shift_32 = 16;</div><div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  _rgb_a_shift_32 = 24;</div><div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  }</div><div class="line"><a name="l01046"></a><span class="lineno"> 1046</span> </div><div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l01048"></a><span class="lineno"> 1048</span> }</div><div class="line"><a name="l01049"></a><span class="lineno"> 1049</span> </div><div class="line"><a name="l01050"></a><span class="lineno"> 1050</span> </div><div class="line"><a name="l01051"></a><span class="lineno"> 1051</span> </div><div class="line"><a name="l01052"></a><span class="lineno"> 1052</span> <span class="comment">/* allegro_gl_default_init:</span></div><div class="line"><a name="l01053"></a><span class="lineno"> 1053</span> <span class="comment"> * Sets a graphics mode according to the mode (fullscreen or windowed)</span></div><div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> <span class="comment"> * requested by the user. If it fails to set up the mode then it tries</span></div><div class="line"><a name="l01055"></a><span class="lineno"> 1055</span> <span class="comment"> * (if available) the other one unless the user has "AGL_REQUIRED" the mode.</span></div><div class="line"><a name="l01056"></a><span class="lineno"> 1056</span> <span class="comment"> */</span></div><div class="line"><a name="l01057"></a><span class="lineno"> 1057</span> <span class="keyword">static</span> BITMAP *allegro_gl_default_gfx_init(<span class="keywordtype">int</span> w, <span class="keywordtype">int</span> h, <span class="keywordtype">int</span> vw, <span class="keywordtype">int</span> vh,</div><div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  <span class="keywordtype">int</span> depth)</div><div class="line"><a name="l01059"></a><span class="lineno"> 1059</span> {</div><div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  BITMAP* bmp = NULL;</div><div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  </div><div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="keywordflow">if</span> (allegro_gl_display_info.fullscreen) {</div><div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  TRACE(PREFIX_I <span class="stringliteral">"default_gfx_init: Trying to set up fullscreen mode.\n"</span>);</div><div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  </div><div class="line"><a name="l01065"></a><span class="lineno"> 1065</span> <span class="preprocessor">#ifdef GFX_OPENGL_FULLSCREEN</span></div><div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <span class="comment">/* Looks for fullscreen mode in our_driver_list */</span></div><div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  gfx_driver = &gfx_allegro_gl_fullscreen;</div><div class="line"><a name="l01068"></a><span class="lineno"> 1068</span> </div><div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="keywordflow">if</span> (__allegro_gl_required_settings & <a class="code" href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a>)</div><div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  <span class="comment">/* Fullscreen mode required and found */</span></div><div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="keywordflow">return</span> gfx_allegro_gl_fullscreen.init(w, h, vw, vh, depth);</div><div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  bmp = gfx_allegro_gl_fullscreen.init(w, h, vw, vh, depth);</div><div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  </div><div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordflow">if</span> (bmp)</div><div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <span class="comment">/* Fullscreen mode found but not required (probably suggested) */</span></div><div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="keywordflow">return</span> bmp;</div><div class="line"><a name="l01078"></a><span class="lineno"> 1078</span> </div><div class="line"><a name="l01079"></a><span class="lineno"> 1079</span> <span class="preprocessor">#endif </span><span class="comment">/*GFX_OPENGL_FULLSCREEN*/</span><span class="preprocessor"></span></div><div class="line"><a name="l01080"></a><span class="lineno"> 1080</span> </div><div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  <span class="comment">/* Fullscreen mode not available but not required :</span></div><div class="line"><a name="l01082"></a><span class="lineno"> 1082</span> <span class="comment"> * let's try windowed mode :</span></div><div class="line"><a name="l01083"></a><span class="lineno"> 1083</span> <span class="comment"> */</span></div><div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  TRACE(PREFIX_I <span class="stringliteral">"default_gfx_init: Failed to set up fullscreen mode!\n"</span>);</div><div class="line"><a name="l01085"></a><span class="lineno"> 1085</span> <span class="preprocessor">#ifdef GFX_OPENGL_WINDOWED</span></div><div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  TRACE(PREFIX_I <span class="stringliteral">"default_gfx_init: Trying windowed mode...\n"</span>);</div><div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  allegro_gl_display_info.fullscreen = FALSE;</div><div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  gfx_driver = &gfx_allegro_gl_windowed;</div><div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  <span class="keywordflow">return</span> gfx_allegro_gl_windowed.init(w, h, vw, vh, depth);</div><div class="line"><a name="l01090"></a><span class="lineno"> 1090</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l01092"></a><span class="lineno"> 1092</span> <span class="preprocessor">#endif </span><span class="comment">/* GFX_OPENGL_WINDOWED */</span><span class="preprocessor"></span></div><div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  }</div><div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  TRACE(PREFIX_I <span class="stringliteral">"default_gfx_init: Trying to set up windowed mode...\n"</span>);</div><div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  </div><div class="line"><a name="l01097"></a><span class="lineno"> 1097</span> <span class="preprocessor">#ifdef GFX_OPENGL_WINDOWED</span></div><div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  <span class="comment">/* Looks for windowed mode in our_driver_list */</span></div><div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  gfx_driver = &gfx_allegro_gl_windowed;</div><div class="line"><a name="l01100"></a><span class="lineno"> 1100</span> </div><div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <span class="keywordflow">if</span> (__allegro_gl_required_settings & <a class="code" href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a>)</div><div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  <span class="comment">/* Windowed mode required and found */</span></div><div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  <span class="keywordflow">return</span> gfx_allegro_gl_windowed.init(w, h, vw, vh, depth);</div><div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  bmp = gfx_allegro_gl_windowed.init(w, h, vw, vh, depth);</div><div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  </div><div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  <span class="keywordflow">if</span> (bmp)</div><div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  <span class="comment">/* Windowed mode found but not required (probably suggested) */</span></div><div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  <span class="keywordflow">return</span> bmp;</div><div class="line"><a name="l01110"></a><span class="lineno"> 1110</span> </div><div class="line"><a name="l01111"></a><span class="lineno"> 1111</span> <span class="preprocessor">#endif </span><span class="comment">/* GFX_OPENGL_WINDOWED */</span><span class="preprocessor"></span></div><div class="line"><a name="l01112"></a><span class="lineno"> 1112</span> </div><div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  <span class="comment">/* Windowed mode not available but not required :</span></div><div class="line"><a name="l01114"></a><span class="lineno"> 1114</span> <span class="comment"> * let's try fullscreen mode :</span></div><div class="line"><a name="l01115"></a><span class="lineno"> 1115</span> <span class="comment"> */</span></div><div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  TRACE(PREFIX_I <span class="stringliteral">"default_gfx_init: Failed to set up windowed mode...\n"</span>);</div><div class="line"><a name="l01117"></a><span class="lineno"> 1117</span> <span class="preprocessor">#ifdef GFX_OPENGL_FULLSCREEN</span></div><div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  TRACE(PREFIX_I <span class="stringliteral">"default_gfx_init: Trying fullscreen mode...\n"</span>);</div><div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  allegro_gl_display_info.fullscreen = TRUE;</div><div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  gfx_driver = &gfx_allegro_gl_fullscreen;</div><div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <span class="keywordflow">return</span> gfx_allegro_gl_fullscreen.init(w, h, vw, vh, depth);</div><div class="line"><a name="l01122"></a><span class="lineno"> 1122</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l01124"></a><span class="lineno"> 1124</span> <span class="preprocessor">#endif </span><span class="comment">/*GFX_OPENGL_FULLSCREEN*/</span><span class="preprocessor"></span></div><div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  }</div><div class="line"><a name="l01126"></a><span class="lineno"> 1126</span> }</div><div class="line"><a name="l01127"></a><span class="lineno"> 1127</span> </div><div class="line"><a name="l01128"></a><span class="lineno"> 1128</span> </div><div class="line"><a name="l01129"></a><span class="lineno"> 1129</span> </div><div class="line"><a name="l01130"></a><span class="lineno"> 1130</span> <span class="comment">/* allegro_gl_set_blender_mode (GFX_DRIVER vtable entry):</span></div><div class="line"><a name="l01131"></a><span class="lineno"> 1131</span> <span class="comment"> * Sets the blending mode. Same implementation to all GFX vtables.</span></div><div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> <span class="comment"> */</span></div><div class="line"><a name="l01133"></a><span class="lineno"> 1133</span> <span class="keywordtype">void</span> allegro_gl_set_blender_mode(<span class="keywordtype">int</span> mode, <span class="keywordtype">int</span> r, <span class="keywordtype">int</span> g, <span class="keywordtype">int</span> b, <span class="keywordtype">int</span> a) {</div><div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  __allegro_gl_blit_operation = AGL_OP_BLEND;</div><div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  <span class="comment">/* These blenders do not need any special extensions. </span></div><div class="line"><a name="l01136"></a><span class="lineno"> 1136</span> <span class="comment"> * We specify only pixel arithmetic here. Blend equation and blend</span></div><div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> <span class="comment"> * color (if available) are reset to defualt later.*/</span></div><div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  <span class="keywordflow">switch</span> (mode) {</div><div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  <span class="keywordflow">case</span> blender_mode_none:</div><div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  glBlendFunc(GL_ONE, GL_ZERO);</div><div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  <span class="keywordflow">case</span> blender_mode_alpha:</div><div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);</div><div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  <span class="keywordflow">case</span> blender_mode_invert:</div><div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  glLogicOp(GL_COPY_INVERTED);</div><div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  __allegro_gl_blit_operation = AGL_OP_LOGIC_OP;</div><div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  <span class="keywordflow">case</span> blender_mode_multiply:</div><div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  glBlendFunc(GL_DST_COLOR, GL_ZERO);</div><div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  }</div><div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  </div><div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  <span class="keywordflow">if</span> (<a class="code" href="group__core.html#ga444d507eaeb5ba800787f6a81827615d">allegro_gl_opengl_version</a>() >= 1.4 ||</div><div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  (<a class="code" href="group__core.html#ga444d507eaeb5ba800787f6a81827615d">allegro_gl_opengl_version</a>() >= 1.2 &&</div><div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  <a class="code" href="group__extensions.html#ga7351f56ea1c4f4665193fc3bf547ff0a">allegro_gl_is_extension_supported</a>(<span class="stringliteral">"GL_ARB_imaging"</span>))) {</div><div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  <span class="comment">/* We're running a recent version of OpenGL and everything needed is here. */</span></div><div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>  </div><div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  glBlendColor(r / 255.f, g / 255.f, b / 255.f, a / 255.f);</div><div class="line"><a name="l01160"></a><span class="lineno"> 1160</span> </div><div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  <span class="keywordflow">switch</span> (mode) {</div><div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  <span class="keywordflow">case</span> blender_mode_none:</div><div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  glBlendEquation(GL_FUNC_ADD);</div><div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  <span class="keywordflow">case</span> blender_mode_alpha:</div><div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  glBlendEquation(GL_FUNC_ADD);</div><div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  <span class="keywordflow">case</span> blender_mode_trans:</div><div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  glBlendEquation(GL_FUNC_ADD);</div><div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>  glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);</div><div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  <span class="keywordflow">case</span> blender_mode_add:</div><div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  glBlendEquation(GL_FUNC_ADD);</div><div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE);</div><div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  <span class="keywordflow">case</span> blender_mode_burn:</div><div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  glBlendEquation(GL_FUNC_SUBTRACT);</div><div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  glBlendFunc(GL_ONE, GL_CONSTANT_ALPHA);</div><div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  <span class="keywordflow">case</span> blender_mode_dodge:</div><div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  glBlendEquation(GL_FUNC_ADD);</div><div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  glBlendFunc(GL_ONE, GL_CONSTANT_ALPHA);</div><div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  <span class="keywordflow">case</span> blender_mode_multiply:</div><div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  glBlendEquation(GL_FUNC_ADD);</div><div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  }</div><div class="line"><a name="l01188"></a><span class="lineno"> 1188</span> </div><div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  }</div><div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  </div><div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  <span class="comment">/* Check for presence of glBlendColor() and special parameters to</span></div><div class="line"><a name="l01193"></a><span class="lineno"> 1193</span> <span class="comment"> * glBlendFunc(). */</span></div><div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  <span class="keywordflow">if</span> (<a class="code" href="group__extensions.html#ga7351f56ea1c4f4665193fc3bf547ff0a">allegro_gl_is_extension_supported</a>(<span class="stringliteral">"GL_EXT_blend_color"</span>)) {</div><div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  glBlendColorEXT(r / 255.f, g / 255.f, b / 255.f, a / 255.f);</div><div class="line"><a name="l01196"></a><span class="lineno"> 1196</span> </div><div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  <span class="keywordflow">switch</span> (mode) {</div><div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  <span class="keywordflow">case</span> blender_mode_trans:</div><div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  glBlendFunc(GL_CONSTANT_ALPHA_EXT, GL_ONE_MINUS_CONSTANT_ALPHA_EXT);</div><div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keywordflow">case</span> blender_mode_add:</div><div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  glBlendFunc(GL_CONSTANT_ALPHA_EXT, GL_ONE);</div><div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  <span class="keywordflow">case</span> blender_mode_burn:</div><div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  glBlendFunc(GL_ONE, GL_CONSTANT_ALPHA_EXT);</div><div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <span class="keywordflow">case</span> blender_mode_dodge:</div><div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  glBlendFunc(GL_ONE, GL_CONSTANT_ALPHA_EXT);</div><div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  }</div><div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  }</div><div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (mode == blender_mode_trans ||</div><div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  mode == blender_mode_add ||</div><div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  mode == blender_mode_burn ||</div><div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  mode == blender_mode_dodge) {</div><div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  <span class="comment">/* glBlendColor() is not available and it is needed by the selected</span></div><div class="line"><a name="l01217"></a><span class="lineno"> 1217</span> <span class="comment"> * bledner. Bail out.*/</span></div><div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  }</div><div class="line"><a name="l01220"></a><span class="lineno"> 1220</span> </div><div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="comment">/* Check for presence of glBlendEquation(). */</span></div><div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  <span class="keywordflow">if</span> (<a class="code" href="group__extensions.html#ga7351f56ea1c4f4665193fc3bf547ff0a">allegro_gl_is_extension_supported</a>(<span class="stringliteral">"GL_EXT_blend_minmax"</span>)) {</div><div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <span class="keywordflow">switch</span> (mode) {</div><div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  <span class="keywordflow">case</span> blender_mode_none:</div><div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  glBlendEquationEXT(GL_FUNC_ADD_EXT);</div><div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  <span class="keywordflow">case</span> blender_mode_alpha:</div><div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  glBlendEquationEXT(GL_FUNC_ADD_EXT);</div><div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  <span class="keywordflow">case</span> blender_mode_trans:</div><div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  glBlendEquationEXT(GL_FUNC_ADD_EXT);</div><div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keywordflow">case</span> blender_mode_add:</div><div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  glBlendEquationEXT(GL_FUNC_ADD_EXT);</div><div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  <span class="keywordflow">case</span> blender_mode_dodge:</div><div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  glBlendEquationEXT(GL_FUNC_ADD_EXT);</div><div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  <span class="keywordflow">case</span> blender_mode_multiply:</div><div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  glBlendEquationEXT(GL_FUNC_ADD_EXT);</div><div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  <span class="keywordflow">case</span> blender_mode_burn:</div><div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  <span class="keywordflow">if</span> (<a class="code" href="group__extensions.html#ga7351f56ea1c4f4665193fc3bf547ff0a">allegro_gl_is_extension_supported</a>(<span class="stringliteral">"GL_EXT_blend_subtract"</span>)) {</div><div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  glBlendEquationEXT(GL_FUNC_SUBTRACT_EXT);</div><div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  }</div><div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  <span class="comment">/* GL_FUNC_SUBTRACT is not supported and it is needed by the</span></div><div class="line"><a name="l01248"></a><span class="lineno"> 1248</span> <span class="comment"> * selected blender. Bail out. */</span></div><div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  }</div><div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  }</div><div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  }</div><div class="line"><a name="l01254"></a><span class="lineno"> 1254</span> }</div><div class="line"><a name="l01255"></a><span class="lineno"> 1255</span> </div><div class="line"><a name="l01256"></a><span class="lineno"> 1256</span> </div><div class="line"><a name="l01257"></a><span class="lineno"> 1257</span> <span class="preprocessor">#ifdef DEBUGMODE</span></div><div class="line"><a name="l01258"></a><span class="lineno"> 1258</span> <span class="preprocessor">#ifdef LOGLEVEL</span></div><div class="line"><a name="l01259"></a><span class="lineno"> 1259</span> </div><div class="line"><a name="l01260"></a><span class="lineno"> 1260</span> <span class="keywordtype">void</span> __allegro_gl_log(<span class="keywordtype">int</span> level, <span class="keyword">const</span> <span class="keywordtype">char</span> *str)</div><div class="line"><a name="l01261"></a><span class="lineno"> 1261</span> {</div><div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <span class="keywordflow">if</span> (level <= LOGLEVEL)</div><div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  TRACE(PREFIX_L <span class="stringliteral">"[%d] %s"</span>, level, str);</div><div class="line"><a name="l01264"></a><span class="lineno"> 1264</span> }</div><div class="line"><a name="l01265"></a><span class="lineno"> 1265</span> </div><div class="line"><a name="l01266"></a><span class="lineno"> 1266</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01267"></a><span class="lineno"> 1267</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01268"></a><span class="lineno"> 1268</span> </div><div class="ttc" id="group__settings_html_ga5deef983a0f5b2704746d7945c614b7c"><div class="ttname"><a href="group__settings.html#ga5deef983a0f5b2704746d7945c614b7c">AGL_KEEP</a></div><div class="ttdeci">#define AGL_KEEP</div><div class="ttdoc">Keep internal texture in video memory. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00399">alleggl.h:399</a></div></div>
<div class="ttc" id="group__settings_html_gae1836cab58a366c122ace31160fe0e06"><div class="ttname"><a href="group__settings.html#gae1836cab58a366c122ace31160fe0e06">AGL_SAMPLE_BUFFERS</a></div><div class="ttdeci">#define AGL_SAMPLE_BUFFERS</div><div class="ttdoc">Define multisample parameters Some OpenGL ICDs expose an extension called GL_ARB_multisample which pr...</div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00361">alleggl.h:361</a></div></div>
<div class="ttc" id="alleggl_8h_html_afd00c615b3351d54382b5f883b99544f"><div class="ttname"><a href="alleggl_8h.html#afd00c615b3351d54382b5f883b99544f">GFX_OPENGL_FULLSCREEN</a></div><div class="ttdeci">#define GFX_OPENGL_FULLSCREEN</div><div class="ttdoc">Fullscreen OpenGL graphics driver for Allegro. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00435">alleggl.h:435</a></div></div>
<div class="ttc" id="group__settings_html_gada8f8e9bb4e0ccf1bf7f7353d1e6032d"><div class="ttname"><a href="group__settings.html#gada8f8e9bb4e0ccf1bf7f7353d1e6032d">AGL_GREEN_DEPTH</a></div><div class="ttdeci">#define AGL_GREEN_DEPTH</div><div class="ttdoc">Select the green depth of the frame buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00205">alleggl.h:205</a></div></div>
<div class="ttc" id="group__core_html_ga444d507eaeb5ba800787f6a81827615d"><div class="ttname"><a href="group__core.html#ga444d507eaeb5ba800787f6a81827615d">allegro_gl_opengl_version</a></div><div class="ttdeci">float allegro_gl_opengl_version()</div><div class="ttdoc">Returns the OpenGL version number of the client (the computer the program is running on)...</div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00971">alleggl.c:971</a></div></div>
<div class="ttc" id="group__settings_html_ga47be892718fa4b2c6166caf51da67489"><div class="ttname"><a href="group__settings.html#ga47be892718fa4b2c6166caf51da67489">AGL_STEREO</a></div><div class="ttdeci">#define AGL_STEREO</div><div class="ttdoc">Creates seperate left/right buffers for stereo display. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00269">alleggl.h:269</a></div></div>
<div class="ttc" id="group__settings_html_ga839ae567340a64a97480e6abf1743b5f"><div class="ttname"><a href="group__settings.html#ga839ae567340a64a97480e6abf1743b5f">AGL_REQUIRE</a></div><div class="ttdeci">#define AGL_REQUIRE</div><div class="ttdoc">Reject other values for these settings. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00393">alleggl.h:393</a></div></div>
<div class="ttc" id="group__settings_html_gaa1150ae35d6ff9b33d5771f29f9770dd"><div class="ttname"><a href="group__settings.html#gaa1150ae35d6ff9b33d5771f29f9770dd">AGL_DOUBLEBUFFER</a></div><div class="ttdeci">#define AGL_DOUBLEBUFFER</div><div class="ttdoc">Creates a backbuffer if set. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00260">alleggl.h:260</a></div></div>
<div class="ttc" id="group__core_html_gaa0cbb82fa1e2bae6788eb7bd06673bd3"><div class="ttname"><a href="group__core.html#gaa0cbb82fa1e2bae6788eb7bd06673bd3">install_allegro_gl</a></div><div class="ttdeci">int install_allegro_gl(void)</div><div class="ttdoc">Installs the AllegroGL addon to Allegro. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00836">alleggl.c:836</a></div></div>
<div class="ttc" id="group__settings_html_ga2179291ddb3cb528c3c0cf84af5c51a9"><div class="ttname"><a href="group__settings.html#ga2179291ddb3cb528c3c0cf84af5c51a9">allegro_gl_get</a></div><div class="ttdeci">int allegro_gl_get(int option)</div><div class="ttdoc">Reads the setting of a configuration option. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00421">alleggl.c:421</a></div></div>
<div class="ttc" id="group__settings_html_gad37b2a655ca53a34bb41bc629c8aa51e"><div class="ttname"><a href="group__settings.html#gad37b2a655ca53a34bb41bc629c8aa51e">AGL_ALPHA_DEPTH</a></div><div class="ttdeci">#define AGL_ALPHA_DEPTH</div><div class="ttdoc">Select the alpha depth of the frame buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00218">alleggl.h:218</a></div></div>
<div class="ttc" id="group__settings_html_ga5a1518fe9c1b44beb7f5bdcc42b6b8f1"><div class="ttname"><a href="group__settings.html#ga5a1518fe9c1b44beb7f5bdcc42b6b8f1">AGL_SUGGEST</a></div><div class="ttdeci">#define AGL_SUGGEST</div><div class="ttdoc">Prefer the assigned values for these settings. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00392">alleggl.h:392</a></div></div>
<div class="ttc" id="group__settings_html_ga92d9751c38774297013087e89a25749d"><div class="ttname"><a href="group__settings.html#ga92d9751c38774297013087e89a25749d">AGL_SAMPLES</a></div><div class="ttdeci">#define AGL_SAMPLES</div><div class="ttdoc">Define multisample samples Set this value to the number of samples that can be accepted in the multis...</div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00369">alleggl.h:369</a></div></div>
<div class="ttc" id="group__settings_html_gab78a9c8ca24294b008d706a409c4fa37"><div class="ttname"><a href="group__settings.html#gab78a9c8ca24294b008d706a409c4fa37">AGL_VIDEO_MEMORY_POLICY</a></div><div class="ttdeci">#define AGL_VIDEO_MEMORY_POLICY</div><div class="ttdoc">Define AllegroGL&#39;s policy relative to video memory usage. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00337">alleggl.h:337</a></div></div>
<div class="ttc" id="group__settings_html_gadd1249980001c22cb3eba880561a7e19"><div class="ttname"><a href="group__settings.html#gadd1249980001c22cb3eba880561a7e19">allegro_gl_clear_settings</a></div><div class="ttdeci">void allegro_gl_clear_settings(void)</div><div class="ttdoc">Clear the option settings All settings are set to their default values, and marked as neither suggest...</div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00193">alleggl.c:193</a></div></div>
<div class="ttc" id="group__settings_html_ga1baffefcedaffebf7ca47724a0441e60"><div class="ttname"><a href="group__settings.html#ga1baffefcedaffebf7ca47724a0441e60">AGL_FULLSCREEN</a></div><div class="ttdeci">#define AGL_FULLSCREEN</div><div class="ttdoc">Set if you&#39;d like a full screen mode. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00315">alleggl.h:315</a></div></div>
<div class="ttc" id="group__core_html_gaeff6abbb1d1071a01f4cd694ef504298"><div class="ttname"><a href="group__core.html#gaeff6abbb1d1071a01f4cd694ef504298">remove_allegro_gl</a></div><div class="ttdeci">void remove_allegro_gl(void)</div><div class="ttdoc">Removes the AllegroGL addon. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00894">alleggl.c:894</a></div></div>
<div class="ttc" id="group__settings_html_gaf80c6da60114ac3962aabcfd8745b97e"><div class="ttname"><a href="group__settings.html#gaf80c6da60114ac3962aabcfd8745b97e">AGL_ACC_BLUE_DEPTH</a></div><div class="ttdeci">#define AGL_ACC_BLUE_DEPTH</div><div class="ttdoc">Select the blue depth of the accumulator buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00246">alleggl.h:246</a></div></div>
<div class="ttc" id="group__core_html_gaf5aad043e99b766393fa4a7ec034a0f1"><div class="ttname"><a href="group__core.html#gaf5aad043e99b766393fa4a7ec034a0f1">allegro_gl_flip</a></div><div class="ttdeci">void allegro_gl_flip(void)</div><div class="ttdoc">Flips the front and back framebuffers. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00951">alleggl.c:951</a></div></div>
<div class="ttc" id="group__settings_html_gab8eba4f52cdb3d333b237c0ab0b3594a"><div class="ttname"><a href="group__settings.html#gab8eba4f52cdb3d333b237c0ab0b3594a">AGL_ACC_ALPHA_DEPTH</a></div><div class="ttdeci">#define AGL_ACC_ALPHA_DEPTH</div><div class="ttdoc">Select the alpha depth of the accumulator buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00254">alleggl.h:254</a></div></div>
<div class="ttc" id="group__settings_html_gaa461b9459f56c9274d2d49accf201ee1"><div class="ttname"><a href="group__settings.html#gaa461b9459f56c9274d2d49accf201ee1">allegro_gl_save_settings</a></div><div class="ttdeci">void allegro_gl_save_settings(void)</div><div class="ttdoc">Saves the current settings (as specified by allegro_gl_set()) to the current config file...</div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00560">alleggl.c:560</a></div></div>
<div class="ttc" id="group__settings_html_ga00f4cfb4cb19b60d677b6941fec903ba"><div class="ttname"><a href="group__settings.html#ga00f4cfb4cb19b60d677b6941fec903ba">AGL_ACC_GREEN_DEPTH</a></div><div class="ttdeci">#define AGL_ACC_GREEN_DEPTH</div><div class="ttdoc">Select the green depth of the accumulator buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00238">alleggl.h:238</a></div></div>
<div class="ttc" id="group__settings_html_gab34e1290cbeb5fe252642f3bd59f0a52"><div class="ttname"><a href="group__settings.html#gab34e1290cbeb5fe252642f3bd59f0a52">AGL_ALLEGRO_FORMAT</a></div><div class="ttdeci">#define AGL_ALLEGRO_FORMAT</div><div class="ttdoc">Use Allegro-compatible framebuffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00193">alleggl.h:193</a></div></div>
<div class="ttc" id="group__settings_html_ga025e79a4394803a0e15aaf07b1a8a656"><div class="ttname"><a href="group__settings.html#ga025e79a4394803a0e15aaf07b1a8a656">allegro_gl_set</a></div><div class="ttdeci">void allegro_gl_set(int option, int value)</div><div class="ttdoc">Sets a configuration option. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00274">alleggl.c:274</a></div></div>
<div class="ttc" id="group__settings_html_gabef24a727709a823e8fc900fdb72892e"><div class="ttname"><a href="group__settings.html#gabef24a727709a823e8fc900fdb72892e">AGL_Z_DEPTH</a></div><div class="ttdeci">#define AGL_Z_DEPTH</div><div class="ttdoc">Select the depth of the z-buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00282">alleggl.h:282</a></div></div>
<div class="ttc" id="group__settings_html_ga7b34772508e08edb0436e85d2d696fb9"><div class="ttname"><a href="group__settings.html#ga7b34772508e08edb0436e85d2d696fb9">AGL_STENCIL_DEPTH</a></div><div class="ttdeci">#define AGL_STENCIL_DEPTH</div><div class="ttdoc">Select the depth of the stencil buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00291">alleggl.h:291</a></div></div>
<div class="ttc" id="group__settings_html_gafeffd285319ab06291f90d03ff8b2482"><div class="ttname"><a href="group__settings.html#gafeffd285319ab06291f90d03ff8b2482">AGL_FLOAT_COLOR</a></div><div class="ttdeci">#define AGL_FLOAT_COLOR</div><div class="ttdoc">Floating-point Color buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00375">alleggl.h:375</a></div></div>
<div class="ttc" id="group__settings_html_gafea8132efd1fcac7a7f997ef0fe34cfa"><div class="ttname"><a href="group__settings.html#gafea8132efd1fcac7a7f997ef0fe34cfa">AGL_WINDOW_X</a></div><div class="ttdeci">#define AGL_WINDOW_X</div><div class="ttdoc">Requests a placement of the window to a specified pixel location. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00296">alleggl.h:296</a></div></div>
<div class="ttc" id="alleggl_8h_html_a6341d90e32c19c45f003442b19ecba5f"><div class="ttname"><a href="alleggl_8h.html#a6341d90e32c19c45f003442b19ecba5f">GFX_OPENGL</a></div><div class="ttdeci">#define GFX_OPENGL</div><div class="ttdoc">Non-specific OpenGL graphics driver for Allegro. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00437">alleggl.h:437</a></div></div>
<div class="ttc" id="group__settings_html_ga7a6285db6617b68ae4946556c6a4636d"><div class="ttname"><a href="group__settings.html#ga7a6285db6617b68ae4946556c6a4636d">AGL_DONTCARE</a></div><div class="ttdeci">#define AGL_DONTCARE</div><div class="ttdoc">Ignore these settings. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00391">alleggl.h:391</a></div></div>
<div class="ttc" id="group__settings_html_ga80b7ef911d06ddee6d94d528cc6d914a"><div class="ttname"><a href="group__settings.html#ga80b7ef911d06ddee6d94d528cc6d914a">AGL_WINDOW_Y</a></div><div class="ttdeci">#define AGL_WINDOW_Y</div><div class="ttdoc">Same as AGL_WINDOW_X, but for the y-axis. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00300">alleggl.h:300</a></div></div>
<div class="ttc" id="group__settings_html_ga71846e567336fe02f8f063af1282ddc5"><div class="ttname"><a href="group__settings.html#ga71846e567336fe02f8f063af1282ddc5">AGL_COLOR_DEPTH</a></div><div class="ttdeci">#define AGL_COLOR_DEPTH</div><div class="ttdoc">Specify the total color depth of the frame buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00223">alleggl.h:223</a></div></div>
<div class="ttc" id="group__settings_html_ga468710b6f682956d724f984ab7fa8e02"><div class="ttname"><a href="group__settings.html#ga468710b6f682956d724f984ab7fa8e02">AGL_FLOAT_Z</a></div><div class="ttdeci">#define AGL_FLOAT_Z</div><div class="ttdoc">Floating-point Depth buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00379">alleggl.h:379</a></div></div>
<div class="ttc" id="group__settings_html_ga6267cbe7841d12c35d59032f66b7b871"><div class="ttname"><a href="group__settings.html#ga6267cbe7841d12c35d59032f66b7b871">AGL_AUX_BUFFERS</a></div><div class="ttdeci">#define AGL_AUX_BUFFERS</div><div class="ttdoc">Creates additional auxiliary buffers. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00275">alleggl.h:275</a></div></div>
<div class="ttc" id="alleggl_8h_html_a5fcf0497998fecc3c04bb5b6ce66782b"><div class="ttname"><a href="alleggl_8h.html#a5fcf0497998fecc3c04bb5b6ce66782b">GFX_OPENGL_WINDOWED</a></div><div class="ttdeci">#define GFX_OPENGL_WINDOWED</div><div class="ttdoc">Windowed OpenGL graphics driver for Allegro. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00433">alleggl.h:433</a></div></div>
<div class="ttc" id="group__extensions_html_ga7351f56ea1c4f4665193fc3bf547ff0a"><div class="ttname"><a href="group__extensions.html#ga7351f56ea1c4f4665193fc3bf547ff0a">allegro_gl_is_extension_supported</a></div><div class="ttdeci">int allegro_gl_is_extension_supported(AL_CONST char *extension)</div><div class="ttdoc">This function is an helper to determine whether an OpenGL extension is available or not...</div><div class="ttdef"><b>Definition:</b> <a href="glext_8c_source.html#l00306">glext.c:306</a></div></div>
<div class="ttc" id="group__settings_html_ga317622005a4a2956a0d1659d3c47822a"><div class="ttname"><a href="group__settings.html#ga317622005a4a2956a0d1659d3c47822a">AGL_ACC_RED_DEPTH</a></div><div class="ttdeci">#define AGL_ACC_RED_DEPTH</div><div class="ttdoc">Select the red depth of the accumulator buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00231">alleggl.h:231</a></div></div>
<div class="ttc" id="alleggl_8h_html"><div class="ttname"><a href="alleggl_8h.html">alleggl.h</a></div><div class="ttdoc">Main header file for AllegroGL. </div></div>
<div class="ttc" id="group__settings_html_ga8efacc076a3d6523dd989211833c1ca8"><div class="ttname"><a href="group__settings.html#ga8efacc076a3d6523dd989211833c1ca8">AGL_BLUE_DEPTH</a></div><div class="ttdeci">#define AGL_BLUE_DEPTH</div><div class="ttdoc">Select the blue depth of the frame buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00211">alleggl.h:211</a></div></div>
<div class="ttc" id="alleggl_8c_html_a84d9cceae55bf273f9aab7512b353284"><div class="ttname"><a href="alleggl_8c.html#a84d9cceae55bf273f9aab7512b353284">allegro_gl_screen</a></div><div class="ttdeci">BITMAP * allegro_gl_screen</div><div class="ttdoc">Direct-mode GL `screen&#39; bitmap. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00062">alleggl.c:62</a></div></div>
<div class="ttc" id="group__settings_html_ga6fcfd5d01183e704595b05fa9812b94f"><div class="ttname"><a href="group__settings.html#ga6fcfd5d01183e704595b05fa9812b94f">AGL_WINDOWED</a></div><div class="ttdeci">#define AGL_WINDOWED</div><div class="ttdoc">Set if you&#39;d like a windowed mode. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00320">alleggl.h:320</a></div></div>
<div class="ttc" id="group__settings_html_gabe75eb7c907fedeef4763ad6c3ffd8f0"><div class="ttname"><a href="group__settings.html#gabe75eb7c907fedeef4763ad6c3ffd8f0">AGL_RED_DEPTH</a></div><div class="ttdeci">#define AGL_RED_DEPTH</div><div class="ttdoc">Select the red depth of the frame buffer. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00199">alleggl.h:199</a></div></div>
<div class="ttc" id="group__settings_html_ga77a6cb708e52f68f893128db6f20bdea"><div class="ttname"><a href="group__settings.html#ga77a6cb708e52f68f893128db6f20bdea">AGL_RELEASE</a></div><div class="ttdeci">#define AGL_RELEASE</div><div class="ttdoc">Release video memory occupied by internal texture. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00400">alleggl.h:400</a></div></div>
<div class="ttc" id="group__settings_html_ga3cd047a464c8f8d928f9529226a4cf12"><div class="ttname"><a href="group__settings.html#ga3cd047a464c8f8d928f9529226a4cf12">AGL_RENDERMETHOD</a></div><div class="ttdeci">#define AGL_RENDERMETHOD</div><div class="ttdoc">Set it if you&#39;d like AllegroGL to pay special attention on whether hardware acceleration is present o...</div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8h_source.html#l00310">alleggl.h:310</a></div></div>
<div class="ttc" id="group__settings_html_ga60a577d2fed019cdae83c648f1ff74ec"><div class="ttname"><a href="group__settings.html#ga60a577d2fed019cdae83c648f1ff74ec">allegro_gl_load_settings</a></div><div class="ttdeci">void allegro_gl_load_settings(void)</div><div class="ttdoc">Loads the settings from the current config file, in the section [OpenGL]. </div><div class="ttdef"><b>Definition:</b> <a href="alleggl_8c_source.html#l00741">alleggl.c:741</a></div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by  <a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.11
</small></address>
</body>
</html>
|
