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<div id="projectname">Gamedev Framework (gf)
 <span id="projectnumber">0.6.0</span>
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<div id="projectbrief">A C++11 framework for 2D games</div>
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<div class="title">GraphicsInfo.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Gamedev Framework (gf)</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (C) 2016-2017 Julien Bernard</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * This software is provided 'as-is', without any express or implied</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * warranty. In no event will the authors be held liable for any damages</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * arising from the use of this software.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Permission is granted to anyone to use this software for any purpose,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * including commercial applications, and to alter it and redistribute it</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * freely, subject to the following restrictions:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * 1. The origin of this software must not be misrepresented; you must not</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * claim that you wrote the original software. If you use this software</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * in a product, an acknowledgment in the product documentation would be</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * appreciated but is not required.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * 2. Altered source versions must be plainly marked as such, and must not be</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * misrepresented as being the original software.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * 3. This notice may not be removed or altered from any source distribution.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#</span><span class="preprocessor">ifndef</span> <span class="preprocessor">GF_GRAPHICS_INFO_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#</span><span class="preprocessor">define</span> <span class="preprocessor">GF_GRAPHICS_INFO_H</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">#</span><span class="preprocessor">include</span> <span class="preprocessor"><</span><span class="preprocessor">string</span><span class="preprocessor">></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#</span><span class="preprocessor">include</span> <span class="preprocessor"><</span><span class="preprocessor">vector</span><span class="preprocessor">></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#</span><span class="preprocessor">include</span> <a class="code" href="_portability_8h.html">"Portability.h"</a></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#</span><span class="preprocessor">include</span> <a class="code" href="_vector_8h.html">"Vector.h"</a></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace</span> <a class="code" href="namespacegf.html">gf</a> {</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#</span><span class="preprocessor">ifndef</span> <span class="preprocessor">DOXYGEN_SHOULD_SKIP_THIS</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">inline</span> <span class="keyword">namespace</span> v1 {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#</span><span class="preprocessor">endif</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="comment">/**</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> * @ingroup graphics</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * @brief A class for graphics info</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> *</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * This class only contains static methods. It provides convenient functions</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * for OpenGL configuration variables. The name of the variables are given</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> * in the documentation of the functions.</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> *</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * @sa [glGetString() - docs.gl](://docs.gl/es2/glGetString)</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * @sa [glGetIntegerv() - docs.gl](http://docs.gl/es2/glGet)</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> */</span></div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classgf_1_1_graphics_info.html"> 46</a></span>  <span class="keyword">class</span> <a class="code" href="_portability_8h.html#a0169111e0ff1d9fe0f23dee89e904d57">GF_API</a> <a class="code" href="classgf_1_1_graphics_info.html">GraphicsInfo</a> {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="comment">/**</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * @brief Deleted default constructor</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> */</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="classgf_1_1_graphics_info.html#a6d53ebf3c774a55fcebd1ed31e34d46a">GraphicsInfo</a>() = <span class="keyword">delete</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>  <span class="comment">/**</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * @brief Get OpenGL vendor string</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> *</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * OpenGL name: `GL_VENDOR`</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> */</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">static</span> std::string <a class="code" href="classgf_1_1_graphics_info.html#a8ef6c6c74d6e78c026e627094f9667ac">getVendor</a>();</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">/**</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * @brief Get OpenGL renderer string</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> *</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * OpenGL name: `GL_RENDERER`</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> */</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">static</span> std::string <a class="code" href="classgf_1_1_graphics_info.html#a15e86e515ded7d3f4213c7d93dbc23cd">getRenderer</a>();</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">/**</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> * @brief Get OpenGL version string</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> *</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> * OpenGL name: `GL_VERSION`</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> */</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">static</span> std::string <a class="code" href="classgf_1_1_graphics_info.html#aaaea364b12cc0f3db1db2c85b7c0911e">getVersion</a>();</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">/**</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> * @brief Get OpenGL GLSL version string</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> *</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> * OpenGL name: `GL_SHADING_LANGUAGE_VERSION`</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> */</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">static</span> std::string <a class="code" href="classgf_1_1_graphics_info.html#a1162c8ae830d03239012317b63a81c43">getShadingLanguageVersion</a>();</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">/**</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> * @brief Get available OpenGL extensions</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> *</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> * OpenGL name: `GL_EXTENSIONS`</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> */</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">static</span> <a class="code" href="classgf_1_1_graphics_info.html#a63b9725e3ac365e2239977c8dfff4cb8">std</a>::<a class="code" href="classgf_1_1_graphics_info.html#a63b9725e3ac365e2239977c8dfff4cb8">vector</a><<a class="code" href="classgf_1_1_graphics_info.html#a63b9725e3ac365e2239977c8dfff4cb8">std</a>::<a class="code" href="classgf_1_1_graphics_info.html#a63b9725e3ac365e2239977c8dfff4cb8">string</a>> <a class="code" href="classgf_1_1_graphics_info.html#a63b9725e3ac365e2239977c8dfff4cb8">getExtensions</a>();</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">/**</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"> * @brief An OpenGL format</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> */</span></div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="structgf_1_1_graphics_info_1_1_format.html"> 91</a></span>  <span class="keyword">struct</span> <a class="code" href="structgf_1_1_graphics_info_1_1_format.html">Format</a> {</div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="structgf_1_1_graphics_info_1_1_format.html#a934cc57b719a1243abe30d326630f85c"> 92</a></span>  <span class="keywordtype">int</span> <a class="code" href="structgf_1_1_graphics_info_1_1_format.html#a934cc57b719a1243abe30d326630f85c">symbol</a>; <span class="comment">///< Symbolic constant to represent the format</span></div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="structgf_1_1_graphics_info_1_1_format.html#a232b056c85a908f6e2e907b796476c06"> 93</a></span>  std::string <a class="code" href="structgf_1_1_graphics_info_1_1_format.html#a232b056c85a908f6e2e907b796476c06">name</a>; <span class="comment">///< Name of the constant for the format or "UNKNOWN"</span></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>  <span class="comment">/**</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> * @brief Get a list of supported compressed texture formats</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> *</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * OpenGL name: `GL_NUM_COMPRESSED_TEXTURE_FORMATS` and `GL_COMPRESSED_TEXTURE_FORMATS`</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> */</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">static</span> <a class="code" href="classgf_1_1_graphics_info.html#a065e0f8648862279011324ad4cac06a3">std</a>::<a class="code" href="classgf_1_1_graphics_info.html#a065e0f8648862279011324ad4cac06a3">vector</a><<a class="code" href="classgf_1_1_graphics_info.html#a065e0f8648862279011324ad4cac06a3">Format</a>> <a class="code" href="classgf_1_1_graphics_info.html#a065e0f8648862279011324ad4cac06a3">getCompressedTextureFormats</a>();</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">/**</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> * @brief Get a list of supported shader binary formats</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"> *</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> * OpenGL name: `GL_NUM_SHADER_BINARY_FORMATS` and `GL_SHADER_BINARY_FORMATS`</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> */</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">static</span> <a class="code" href="classgf_1_1_graphics_info.html#a3ef91d06b4f4b84f010d106611c7d74e">std</a>::<a class="code" href="classgf_1_1_graphics_info.html#a3ef91d06b4f4b84f010d106611c7d74e">vector</a><<a class="code" href="classgf_1_1_graphics_info.html#a3ef91d06b4f4b84f010d106611c7d74e">Format</a>> <a class="code" href="classgf_1_1_graphics_info.html#a3ef91d06b4f4b84f010d106611c7d74e">getShaderBinaryFormats</a>();</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">/**</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> * @brief Get the maximum supported texture image units</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> *</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> * OpenGL name: `GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS`</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> */</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#a3096a571bb1e45cfb7acfdcf79782530">getMaxCombinedTextureImageUnits</a>();</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">/**</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"> * @brief Get a rough estimate of the largest cube-map texture</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"> *</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"> * OpenGL name: `GL_MAX_CUBE_MAP_TEXTURE_SIZE`</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> */</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#aaa3c6c30e01b07c6ccdc0a4ec958e8d5">getMaxCubeMapTextureSize</a>();</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">/**</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"> * @brief Get the maximum number of four-element vectors that can be held</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> * in uniform variable storage for a fragment shader</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> *</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> * OpenGL name: `GL_MAX_FRAGMENT_UNIFORM_VECTORS`</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> */</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#abc5334f8faafdc67ec12e020ad2d9528">getMaxFragmentUniformVectors</a>();</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>  <span class="comment">/**</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * @brief Get the largest renderbuffer width and height</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> *</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> * OpenGL name: `GL_MAX_RENDERBUFFER_SIZE`</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> */</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#ad9dc7aa254d785eca8737ac1063c6036">getMaxRenderbufferSize</a>();</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">/**</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * @brief Get the maximum supported texture image units in a fragment shader</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> *</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> * OpenGL name: `GL_MAX_TEXTURE_IMAGE_UNITS`</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"> */</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#a56144b6b159bc2cb562cf77e51681111">getMaxTextureImageUnits</a>();</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">/**</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"> * @brief Get a rough estimate of the largest texture</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> *</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> * OpenGL name: `GL_MAX_TEXTURE_SIZE`</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> */</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#a65ca89181d736562e2dd780c8ab94942">getMaxTextureSize</a>();</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">/**</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> * @brief Get the maximum number four-element vectors available for varying</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"> * variables used by vertex and fragment shaders</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"> *</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> * OpenGL name: `GL_MAX_VARYING_VECTORS`</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment"> */</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#a83c6ed9c7190c5555dc315be4d280ab1">getMaxVaryingVectors</a>();</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">/**</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"> * @brief Get the maximum number of 4-component generic vertex attributes</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"> * accessible to a vertex shader</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> *</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment"> * OpenGL name: `GL_MAX_VERTEX_ATTRIBS`</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"> */</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#ac3328790437e68f23a7c81937a60c2cb">getMaxVertexAttribs</a>();</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">/**</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> * @brief Get the maximum supported texture image units in a vertex shader</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"> *</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> * OpenGL name: `GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS`</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> */</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#a0c488b9a0924b616c682b5d52d672cb3">getMaxVertexTextureImageUnits</a>();</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/**</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"> * @brief Get the maximum number of four-element vectors that can be held</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> * in uniform variable storage for a vertex shader</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> *</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> * OpenGL name: `GL_MAX_VERTEX_UNIFORM_VECTORS`</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> */</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#a089dfe48c3b4482c87f1a77d789f8677">getMaxVertexUniformVectors</a>();</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">/**</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment"> * @brief Get the maximum supported width and height of the viewport</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"> *</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> * OpenGL name: `GL_MAX_VIEWPORT_DIMS`</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment"> */</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keyword">static</span> Vector2i <a class="code" href="classgf_1_1_graphics_info.html#a4ee2df679c7b7f9f303b576667e37bc2">getMaxViewportDims</a>();</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">/**</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> * @brief Get an estimate of the number of bits of subpixel resolution</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"> *</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment"> * OpenGL name: `GL_SUBPIXEL_BITS`</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"> */</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="classgf_1_1_graphics_info.html#ac4cbbe5588c7e6a2cc5d8a9a82198a63">getSubpixelBits</a>();</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </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> </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#</span><span class="preprocessor">ifndef</span> <span class="preprocessor">DOXYGEN_SHOULD_SKIP_THIS</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> }</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor">#</span><span class="preprocessor">endif</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> }</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor">#</span><span class="preprocessor">endif</span> <span class="comment">// GF_GRAPHICS_INFO_H</span></div><div class="ttc" id="classgf_1_1_graphics_info_html_a065e0f8648862279011324ad4cac06a3"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a065e0f8648862279011324ad4cac06a3">gf::GraphicsInfo::getCompressedTextureFormats</a></div><div class="ttdeci">static std::vector< Format > getCompressedTextureFormats()</div><div class="ttdoc">Get a list of supported compressed texture formats. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a65ca89181d736562e2dd780c8ab94942"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a65ca89181d736562e2dd780c8ab94942">gf::GraphicsInfo::getMaxTextureSize</a></div><div class="ttdeci">static int getMaxTextureSize()</div><div class="ttdoc">Get a rough estimate of the largest texture. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a63b9725e3ac365e2239977c8dfff4cb8"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a63b9725e3ac365e2239977c8dfff4cb8">gf::GraphicsInfo::getExtensions</a></div><div class="ttdeci">static std::vector< std::string > getExtensions()</div><div class="ttdoc">Get available OpenGL extensions. </div></div>
<div class="ttc" id="structgf_1_1_graphics_info_1_1_format_html_a934cc57b719a1243abe30d326630f85c"><div class="ttname"><a href="structgf_1_1_graphics_info_1_1_format.html#a934cc57b719a1243abe30d326630f85c">gf::GraphicsInfo::Format::symbol</a></div><div class="ttdeci">int symbol</div><div class="ttdoc">Symbolic constant to represent the format. </div><div class="ttdef"><b>Definition:</b> GraphicsInfo.h:92</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a6d53ebf3c774a55fcebd1ed31e34d46a"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a6d53ebf3c774a55fcebd1ed31e34d46a">gf::GraphicsInfo::GraphicsInfo</a></div><div class="ttdeci">GraphicsInfo()=delete</div><div class="ttdoc">Deleted default constructor. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a0c488b9a0924b616c682b5d52d672cb3"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a0c488b9a0924b616c682b5d52d672cb3">gf::GraphicsInfo::getMaxVertexTextureImageUnits</a></div><div class="ttdeci">static int getMaxVertexTextureImageUnits()</div><div class="ttdoc">Get the maximum supported texture image units in a vertex shader. </div></div>
<div class="ttc" id="structgf_1_1_graphics_info_1_1_format_html"><div class="ttname"><a href="structgf_1_1_graphics_info_1_1_format.html">gf::GraphicsInfo::Format</a></div><div class="ttdoc">An OpenGL format. </div><div class="ttdef"><b>Definition:</b> GraphicsInfo.h:91</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a83c6ed9c7190c5555dc315be4d280ab1"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a83c6ed9c7190c5555dc315be4d280ab1">gf::GraphicsInfo::getMaxVaryingVectors</a></div><div class="ttdeci">static int getMaxVaryingVectors()</div><div class="ttdoc">Get the maximum number four-element vectors available for varying variables used by vertex and fragme...</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_ac3328790437e68f23a7c81937a60c2cb"><div class="ttname"><a href="classgf_1_1_graphics_info.html#ac3328790437e68f23a7c81937a60c2cb">gf::GraphicsInfo::getMaxVertexAttribs</a></div><div class="ttdeci">static int getMaxVertexAttribs()</div><div class="ttdoc">Get the maximum number of 4-component generic vertex attributes accessible to a vertex shader...</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a15e86e515ded7d3f4213c7d93dbc23cd"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a15e86e515ded7d3f4213c7d93dbc23cd">gf::GraphicsInfo::getRenderer</a></div><div class="ttdeci">static std::string getRenderer()</div><div class="ttdoc">Get OpenGL renderer string. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a56144b6b159bc2cb562cf77e51681111"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a56144b6b159bc2cb562cf77e51681111">gf::GraphicsInfo::getMaxTextureImageUnits</a></div><div class="ttdeci">static int getMaxTextureImageUnits()</div><div class="ttdoc">Get the maximum supported texture image units in a fragment shader. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a1162c8ae830d03239012317b63a81c43"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a1162c8ae830d03239012317b63a81c43">gf::GraphicsInfo::getShadingLanguageVersion</a></div><div class="ttdeci">static std::string getShadingLanguageVersion()</div><div class="ttdoc">Get OpenGL GLSL version string. </div></div>
<div class="ttc" id="namespacegf_html"><div class="ttname"><a href="namespacegf.html">gf</a></div><div class="ttdoc">The namespace for gf classes. </div><div class="ttdef"><b>Definition:</b> Action.h:34</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a4ee2df679c7b7f9f303b576667e37bc2"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a4ee2df679c7b7f9f303b576667e37bc2">gf::GraphicsInfo::getMaxViewportDims</a></div><div class="ttdeci">static Vector2i getMaxViewportDims()</div><div class="ttdoc">Get the maximum supported width and height of the viewport. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_abc5334f8faafdc67ec12e020ad2d9528"><div class="ttname"><a href="classgf_1_1_graphics_info.html#abc5334f8faafdc67ec12e020ad2d9528">gf::GraphicsInfo::getMaxFragmentUniformVectors</a></div><div class="ttdeci">static int getMaxFragmentUniformVectors()</div><div class="ttdoc">Get the maximum number of four-element vectors that can be held in uniform variable storage for a fra...</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a3ef91d06b4f4b84f010d106611c7d74e"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a3ef91d06b4f4b84f010d106611c7d74e">gf::GraphicsInfo::getShaderBinaryFormats</a></div><div class="ttdeci">static std::vector< Format > getShaderBinaryFormats()</div><div class="ttdoc">Get a list of supported shader binary formats. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a8ef6c6c74d6e78c026e627094f9667ac"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a8ef6c6c74d6e78c026e627094f9667ac">gf::GraphicsInfo::getVendor</a></div><div class="ttdeci">static std::string getVendor()</div><div class="ttdoc">Get OpenGL vendor string. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a3096a571bb1e45cfb7acfdcf79782530"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a3096a571bb1e45cfb7acfdcf79782530">gf::GraphicsInfo::getMaxCombinedTextureImageUnits</a></div><div class="ttdeci">static int getMaxCombinedTextureImageUnits()</div><div class="ttdoc">Get the maximum supported texture image units. </div></div>
<div class="ttc" id="structgf_1_1_graphics_info_1_1_format_html_a232b056c85a908f6e2e907b796476c06"><div class="ttname"><a href="structgf_1_1_graphics_info_1_1_format.html#a232b056c85a908f6e2e907b796476c06">gf::GraphicsInfo::Format::name</a></div><div class="ttdeci">std::string name</div><div class="ttdoc">Name of the constant for the format or "UNKNOWN". </div><div class="ttdef"><b>Definition:</b> GraphicsInfo.h:93</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_ac4cbbe5588c7e6a2cc5d8a9a82198a63"><div class="ttname"><a href="classgf_1_1_graphics_info.html#ac4cbbe5588c7e6a2cc5d8a9a82198a63">gf::GraphicsInfo::getSubpixelBits</a></div><div class="ttdeci">static int getSubpixelBits()</div><div class="ttdoc">Get an estimate of the number of bits of subpixel resolution. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_aaaea364b12cc0f3db1db2c85b7c0911e"><div class="ttname"><a href="classgf_1_1_graphics_info.html#aaaea364b12cc0f3db1db2c85b7c0911e">gf::GraphicsInfo::getVersion</a></div><div class="ttdeci">static std::string getVersion()</div><div class="ttdoc">Get OpenGL version string. </div></div>
<div class="ttc" id="_portability_8h_html_a0169111e0ff1d9fe0f23dee89e904d57"><div class="ttname"><a href="_portability_8h.html#a0169111e0ff1d9fe0f23dee89e904d57">GF_API</a></div><div class="ttdeci">#define GF_API</div><div class="ttdef"><b>Definition:</b> Portability.h:35</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html"><div class="ttname"><a href="classgf_1_1_graphics_info.html">gf::GraphicsInfo</a></div><div class="ttdoc">A class for graphics info. </div><div class="ttdef"><b>Definition:</b> GraphicsInfo.h:46</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_a089dfe48c3b4482c87f1a77d789f8677"><div class="ttname"><a href="classgf_1_1_graphics_info.html#a089dfe48c3b4482c87f1a77d789f8677">gf::GraphicsInfo::getMaxVertexUniformVectors</a></div><div class="ttdeci">static int getMaxVertexUniformVectors()</div><div class="ttdoc">Get the maximum number of four-element vectors that can be held in uniform variable storage for a ver...</div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_aaa3c6c30e01b07c6ccdc0a4ec958e8d5"><div class="ttname"><a href="classgf_1_1_graphics_info.html#aaa3c6c30e01b07c6ccdc0a4ec958e8d5">gf::GraphicsInfo::getMaxCubeMapTextureSize</a></div><div class="ttdeci">static int getMaxCubeMapTextureSize()</div><div class="ttdoc">Get a rough estimate of the largest cube-map texture. </div></div>
<div class="ttc" id="classgf_1_1_graphics_info_html_ad9dc7aa254d785eca8737ac1063c6036"><div class="ttname"><a href="classgf_1_1_graphics_info.html#ad9dc7aa254d785eca8737ac1063c6036">gf::GraphicsInfo::getMaxRenderbufferSize</a></div><div class="ttdeci">static int getMaxRenderbufferSize()</div><div class="ttdoc">Get the largest renderbuffer width and height. </div></div>
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