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<div class="title">texture.hpp</div> </div>
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<a href="a00062.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include "<a class="code" href="a00037.html">image.hpp</a>"</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "<a class="code" href="a00061.html">target.hpp</a>"</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "<a class="code" href="a00038.html">levels.hpp</a>"</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <array></span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="keyword">namespace </span><a class="code" href="a00074.html">gli</a></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> {</div>
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<div class="line"><a name="l00014"></a><span class="lineno"><a class="line" href="a00012.html"> 14</a></span>  <span class="keyword">class </span><a class="code" href="a00012.html">texture</a></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  {</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="keyword">typedef</span> <span class="keywordtype">size_t</span> size_type;</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keyword">typedef</span> <a class="code" href="a00074.html#a5d2c023108742a1ce78ba9823c06ea35">gli::target</a> <a class="code" href="a00074.html#a5d2c023108742a1ce78ba9823c06ea35">target_type</a>;</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keyword">typedef</span> <a class="code" href="a00074.html#a387137c43ed9616d39ba90e890d181eb">gli::format</a> <a class="code" href="a00074.html#a387137c43ed9616d39ba90e890d181eb">format_type</a>;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keyword">typedef</span> gli::swizzles swizzles_type;</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keyword">typedef</span> storage_linear storage_type;</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">typedef</span> storage_type::data_type data_type;</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">typedef</span> storage_type::extent_type extent_type;</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <a class="code" href="a00012.html#a9921e1ac4df78bce54d328affd59da28">texture</a>();</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <a class="code" href="a00012.html#a9921e1ac4df78bce54d328affd59da28">texture</a>(</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  target_type Target,</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  format_type Format,</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  extent_type <span class="keyword">const</span>& Extent,</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  size_type Layers,</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  size_type Faces,</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  size_type Levels,</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  swizzles_type <span class="keyword">const</span>& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="a00012.html#a9921e1ac4df78bce54d328affd59da28">texture</a>(</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="a00012.html">texture</a> <span class="keyword">const</span>& Texture,</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  target_type Target,</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  format_type Format,</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  size_type BaseLayer, size_type MaxLayer,</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  size_type BaseFace, size_type MaxFace,</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  size_type BaseLevel, size_type MaxLevel,</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  swizzles_type <span class="keyword">const</span>& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="a00012.html#a9921e1ac4df78bce54d328affd59da28">texture</a>(</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="a00012.html">texture</a> <span class="keyword">const</span>& Texture,</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  target_type Target,</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  format_type Format,</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  swizzles_type <span class="keyword">const</span>& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">virtual</span> ~<a class="code" href="a00012.html">texture</a>(){}</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">bool</span> <a class="code" href="a00012.html#ac6e61de369e994009e36f344f99c15ad">empty</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div>
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<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="a00012.html#a59d3d7946e94bc294444c5f55db70c21"> 74</a></span>  target_type <a class="code" href="a00012.html#a59d3d7946e94bc294444c5f55db70c21">target</a>()<span class="keyword"> const</span>{<span class="keywordflow">return</span> this->Target;}</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  format_type <a class="code" href="a00012.html#ad94928ca00873970455c1fb2d3c03fd8">format</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  swizzles_type swizzles() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  size_type <a class="code" href="a00012.html#a1aeb020d8f82035e607b209c3841dee2">base_layer</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  size_type <a class="code" href="a00012.html#af8ae0072dcfb583fcd278650b3f55ec6">max_layer</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  size_type <a class="code" href="a00012.html#aac4e6a627c907856620b7eb161c9b85d">layers</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  size_type <a class="code" href="a00012.html#ae7c1f35cf657c7bbe9eae2b39e44f728">base_face</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  size_type <a class="code" href="a00012.html#aa18daf8e8534d4cefabf3b7dfd43a6f3">max_face</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  size_type <a class="code" href="a00012.html#a3914cdf138e9267662ac7147fe71d644">faces</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  size_type <a class="code" href="a00012.html#a01c07293e367b293736943e92f6a9e98">base_level</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  size_type <a class="code" href="a00012.html#ae174e356683cee9bf9d3e11df4d6f78a">max_level</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  size_type <a class="code" href="a00012.html#a9b85eb415046f5a31b2d9eff8cefc24c">levels</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  extent_type <a class="code" href="a00012.html#aa9122bf87edd23bd731bd9eaf072e757">extent</a>(size_type Level = 0) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  size_type <a class="code" href="a00012.html#a503ab01f6c0142145d3434f6924714e7">size</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> genType></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  size_type <a class="code" href="a00012.html#a503ab01f6c0142145d3434f6924714e7">size</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  size_type <a class="code" href="a00012.html#a503ab01f6c0142145d3434f6924714e7">size</a>(size_type Level) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  size_type <a class="code" href="a00012.html#a503ab01f6c0142145d3434f6924714e7">size</a>(size_type Level) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">void</span>* <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>();</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  gen_type* <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>();</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordtype">void</span> <span class="keyword">const</span>* <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  gen_type <span class="keyword">const</span>* <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordtype">void</span>* <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>(size_type Layer, size_type Face, size_type Level);</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordtype">void</span> <span class="keyword">const</span>* <span class="keyword">const</span> <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>(size_type Layer, size_type Face, size_type Level) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  gen_type* <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>(size_type Layer, size_type Face, size_type Level);</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  gen_type <span class="keyword">const</span>* <span class="keyword">const</span> <a class="code" href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">data</a>(size_type Layer, size_type Face, size_type Level) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>();</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>(gen_type <span class="keyword">const</span>& Texel);</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>(size_type Layer, size_type Face, size_type Level, gen_type <span class="keyword">const</span>& BlockData);</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>(size_type Layer, size_type Face, size_type Level, extent_type <span class="keyword">const</span>& TexelOffset, extent_type <span class="keyword">const</span>& TexelExtent, gen_type <span class="keyword">const</span>& BlockData);</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#ade92aae99ac3524a83809acdfd8c0715">copy</a>(</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="a00012.html">texture</a> <span class="keyword">const</span>& TextureSrc,</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">size_t</span> LayerSrc, <span class="keywordtype">size_t</span> FaceSrc, <span class="keywordtype">size_t</span> LevelSrc,</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">size_t</span> LayerDst, <span class="keywordtype">size_t</span> FaceDst, <span class="keywordtype">size_t</span> LevelDst);</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#ade92aae99ac3524a83809acdfd8c0715">copy</a>(</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="a00012.html">texture</a> <span class="keyword">const</span>& TextureSrc,</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">size_t</span> LayerSrc, <span class="keywordtype">size_t</span> FaceSrc, <span class="keywordtype">size_t</span> LevelSrc, extent_type <span class="keyword">const</span>& OffsetSrc,</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">size_t</span> LayerDst, <span class="keywordtype">size_t</span> FaceDst, <span class="keywordtype">size_t</span> LevelDst, extent_type <span class="keyword">const</span>& OffsetDst,</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  extent_type <span class="keyword">const</span>& Extent);</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#aa2c92d09106b13d3d20dd0909ada8a68">swizzle</a>(gli::swizzles <span class="keyword">const</span>& Swizzles);</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  gen_type <a class="code" href="a00012.html#a643d8893b84d50b7a3c7fc53b218da8a">load</a>(extent_type <span class="keyword">const</span> & TexelCoord, size_type Layer, size_type Face, size_type Level) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> gen_type></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">void</span> <a class="code" href="a00012.html#a290419a437522cfe1981880fbfd9f810">store</a>(extent_type <span class="keyword">const</span>& TexelCoord, size_type Layer, size_type Face, size_type Level, gen_type <span class="keyword">const</span>& Texel);</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  std::shared_ptr<storage_type> Storage;</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  target_type Target;</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  format_type Format;</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  size_type BaseLayer;</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  size_type MaxLayer;</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  size_type BaseFace;</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  size_type MaxFace;</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  size_type BaseLevel;</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  size_type MaxLevel;</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  swizzles_type Swizzles;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Pre compute at texture instance creation some information for faster access to texels</span></div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">struct </span>cache</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  {</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keyword">enum</span> ctor</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  {</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  DEFAULT</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  };</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">explicit</span> cache(ctor)</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  {}</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  cache</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  (</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  storage_type& Storage,</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  format_type Format,</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  size_type BaseLayer, size_type Layers,</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  size_type BaseFace, size_type MaxFace,</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  size_type BaseLevel, size_type MaxLevel</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  )</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  : Faces(MaxFace - BaseFace + 1)</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  , Levels(MaxLevel - BaseLevel + 1)</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  {</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  GLI_ASSERT(static_cast<size_t>(<a class="code" href="a00074.html#a1c292c3cc635f296fb6a37dfba2fae65">gli::levels</a>(Storage.extent(0))) < this->ImageMemorySize.size());</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  this->BaseAddresses.resize(Layers * this->Faces * this->Levels);</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">for</span>(size_type Layer = 0; Layer < Layers; ++Layer)</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">for</span>(size_type Face = 0; Face < this->Faces; ++Face)</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">for</span>(size_type Level = 0; Level < this->Levels; ++Level)</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  {</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  size_type <span class="keyword">const</span> Index = index_cache(Layer, Face, Level);</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  this->BaseAddresses[Index] = Storage.data() + Storage.base_offset(</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  BaseLayer + Layer, BaseFace + Face, BaseLevel + Level);</div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">for</span>(size_type Level = 0; Level < this->Levels; ++Level)</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  {</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  extent_type <span class="keyword">const</span>& SrcExtent = Storage.extent(BaseLevel + Level);</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  extent_type <span class="keyword">const</span>& DstExtent = SrcExtent * <a class="code" href="a00074.html#a8ed69f83293f50cafb2d147d609e2a96">block_extent</a>(Format) / Storage.block_extent();</div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  this->ImageExtent[Level] = glm::max(DstExtent, extent_type(1));</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  this->ImageMemorySize[Level] = Storage.level_size(BaseLevel + Level);</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  }</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  </div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  this->GlobalMemorySize = Storage.layer_size(BaseFace, MaxFace, BaseLevel, MaxLevel) * Layers;</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  }</div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// Base addresses of each images of a texture.</span></div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  data_type* get_base_address(size_type Layer, size_type Face, size_type Level)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">return</span> this->BaseAddresses[index_cache(Layer, Face, Level)];</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// In texels</span></div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  extent_type get_extent(size_type Level)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">return</span> this->ImageExtent[Level];</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  };</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// In bytes</span></div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  size_type get_memory_size(size_type Level)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">return</span> this->ImageMemorySize[Level];</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  };</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// In bytes</span></div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  size_type get_memory_size()<span class="keyword"> const</span></div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">return</span> this->GlobalMemorySize;</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  };</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  size_type index_cache(size_type Layer, size_type Face, size_type Level)<span class="keyword"> const</span></div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="keyword"> </span>{</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">return</span> ((Layer * this->Faces) + Face) * this->Levels + Level;</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  }</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  size_type Faces;</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  size_type Levels;</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  std::vector<data_type*> BaseAddresses;</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  std::array<extent_type, 16> ImageExtent;</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  std::array<size_type, 16> ImageMemorySize;</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  size_type GlobalMemorySize;</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  } Cache;</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  };</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> }<span class="comment">//namespace gli</span></div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="preprocessor">#include "./core/texture.inl"</span></div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div>
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<div class="ttc" id="a00074_html_a8ed69f83293f50cafb2d147d609e2a96"><div class="ttname"><a href="a00074.html#a8ed69f83293f50cafb2d147d609e2a96">gli::block_extent</a></div><div class="ttdeci">ivec3 block_extent(format Format)</div><div class="ttdoc">Return the dimensions in texels of the block for a format. </div></div>
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<div class="ttc" id="a00012_html_aa2c92d09106b13d3d20dd0909ada8a68"><div class="ttname"><a href="a00012.html#aa2c92d09106b13d3d20dd0909ada8a68">gli::texture::swizzle</a></div><div class="ttdeci">void swizzle(gli::swizzles const &Swizzles)</div><div class="ttdoc">Reorder the component in texture memory. </div></div>
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<div class="ttc" id="a00012_html_a59d3d7946e94bc294444c5f55db70c21"><div class="ttname"><a href="a00012.html#a59d3d7946e94bc294444c5f55db70c21">gli::texture::target</a></div><div class="ttdeci">target_type target() const </div><div class="ttdoc">Return the target of a texture instance. </div><div class="ttdef"><b>Definition:</b> <a href="a00062_source.html#l00074">texture.hpp:74</a></div></div>
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<div class="ttc" id="a00012_html_a9b85eb415046f5a31b2d9eff8cefc24c"><div class="ttname"><a href="a00012.html#a9b85eb415046f5a31b2d9eff8cefc24c">gli::texture::levels</a></div><div class="ttdeci">size_type levels() const </div><div class="ttdoc">Return max_level() - base_level() + 1. </div></div>
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<div class="ttc" id="a00012_html_a643d8893b84d50b7a3c7fc53b218da8a"><div class="ttname"><a href="a00012.html#a643d8893b84d50b7a3c7fc53b218da8a">gli::texture::load</a></div><div class="ttdeci">gen_type load(extent_type const &TexelCoord, size_type Layer, size_type Face, size_type Level) const </div><div class="ttdoc">Fetch a texel from a texture. The texture format must be uncompressed. </div></div>
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<div class="ttc" id="a00074_html_a387137c43ed9616d39ba90e890d181eb"><div class="ttname"><a href="a00074.html#a387137c43ed9616d39ba90e890d181eb">gli::format</a></div><div class="ttdeci">format</div><div class="ttdoc">Texture data format. </div><div class="ttdef"><b>Definition:</b> <a href="a00033_source.html#l00012">format.hpp:12</a></div></div>
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<div class="ttc" id="a00012_html_a290419a437522cfe1981880fbfd9f810"><div class="ttname"><a href="a00012.html#a290419a437522cfe1981880fbfd9f810">gli::texture::store</a></div><div class="ttdeci">void store(extent_type const &TexelCoord, size_type Layer, size_type Face, size_type Level, gen_type const &Texel)</div><div class="ttdoc">Write a texel to a texture. The texture format must be uncompressed. </div></div>
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<div class="ttc" id="a00012_html_a1aeb020d8f82035e607b209c3841dee2"><div class="ttname"><a href="a00012.html#a1aeb020d8f82035e607b209c3841dee2">gli::texture::base_layer</a></div><div class="ttdeci">size_type base_layer() const </div><div class="ttdoc">Return the base layer of the texture instance, effectively a memory offset in the actual texture stor...</div></div>
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<div class="ttc" id="a00012_html_af8ae0072dcfb583fcd278650b3f55ec6"><div class="ttname"><a href="a00012.html#af8ae0072dcfb583fcd278650b3f55ec6">gli::texture::max_layer</a></div><div class="ttdeci">size_type max_layer() const </div><div class="ttdoc">Return the max layer of the texture instance, effectively a memory offset to the beginning of the las...</div></div>
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<div class="ttc" id="a00012_html_ac6e61de369e994009e36f344f99c15ad"><div class="ttname"><a href="a00012.html#ac6e61de369e994009e36f344f99c15ad">gli::texture::empty</a></div><div class="ttdeci">bool empty() const </div><div class="ttdoc">Return whether the texture instance is empty, no storage_type or description have been assigned to th...</div></div>
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<div class="ttc" id="a00012_html_a9921e1ac4df78bce54d328affd59da28"><div class="ttname"><a href="a00012.html#a9921e1ac4df78bce54d328affd59da28">gli::texture::texture</a></div><div class="ttdeci">texture()</div><div class="ttdoc">Create an empty texture instance. </div></div>
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<div class="ttc" id="a00038_html"><div class="ttname"><a href="a00038.html">levels.hpp</a></div><div class="ttdoc">Include to compute the number of mipmaps levels necessary to create a mipmap complete texture...</div></div>
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<div class="ttc" id="a00061_html"><div class="ttname"><a href="a00061.html">target.hpp</a></div><div class="ttdoc">Include to use the target enum and query properties of targets. </div></div>
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<div class="ttc" id="a00012_html_aa18daf8e8534d4cefabf3b7dfd43a6f3"><div class="ttname"><a href="a00012.html#aa18daf8e8534d4cefabf3b7dfd43a6f3">gli::texture::max_face</a></div><div class="ttdeci">size_type max_face() const </div><div class="ttdoc">Return the max face of the texture instance, effectively a memory offset to the beginning of the last...</div></div>
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<div class="ttc" id="a00012_html_ad94928ca00873970455c1fb2d3c03fd8"><div class="ttname"><a href="a00012.html#ad94928ca00873970455c1fb2d3c03fd8">gli::texture::format</a></div><div class="ttdeci">format_type format() const </div><div class="ttdoc">Return the texture instance format. </div></div>
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<div class="ttc" id="a00012_html"><div class="ttname"><a href="a00012.html">gli::texture</a></div><div class="ttdoc">Genetic texture class. It can support any target. </div><div class="ttdef"><b>Definition:</b> <a href="a00062_source.html#l00014">texture.hpp:14</a></div></div>
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<div class="ttc" id="a00012_html_a3f2c67dc864c6b6e705710853b5568ef"><div class="ttname"><a href="a00012.html#a3f2c67dc864c6b6e705710853b5568ef">gli::texture::data</a></div><div class="ttdeci">void * data()</div><div class="ttdoc">Return a pointer to the beginning of the texture instance data. </div></div>
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<div class="ttc" id="a00012_html_ae174e356683cee9bf9d3e11df4d6f78a"><div class="ttname"><a href="a00012.html#ae174e356683cee9bf9d3e11df4d6f78a">gli::texture::max_level</a></div><div class="ttdeci">size_type max_level() const </div><div class="ttdoc">Return the max level of the texture instance, effectively a memory offset to the beginning of the las...</div></div>
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<div class="ttc" id="a00037_html"><div class="ttname"><a href="a00037.html">image.hpp</a></div><div class="ttdoc">Include to use images, a representation of a single texture level. </div></div>
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<div class="ttc" id="a00012_html_a503ab01f6c0142145d3434f6924714e7"><div class="ttname"><a href="a00012.html#a503ab01f6c0142145d3434f6924714e7">gli::texture::size</a></div><div class="ttdeci">size_type size() const </div><div class="ttdoc">Return the memory size of a texture instance storage_type in bytes. </div></div>
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<div class="ttc" id="a00074_html_a5d2c023108742a1ce78ba9823c06ea35"><div class="ttname"><a href="a00074.html#a5d2c023108742a1ce78ba9823c06ea35">gli::target</a></div><div class="ttdeci">target</div><div class="ttdoc">Texture target: type/shape of the texture storage_linear. </div><div class="ttdef"><b>Definition:</b> <a href="a00061_source.html#l00009">target.hpp:9</a></div></div>
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<div class="ttc" id="a00012_html_aac4e6a627c907856620b7eb161c9b85d"><div class="ttname"><a href="a00012.html#aac4e6a627c907856620b7eb161c9b85d">gli::texture::layers</a></div><div class="ttdeci">size_type layers() const </div><div class="ttdoc">Return max_layer() - base_layer() + 1. </div></div>
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<div class="ttc" id="a00012_html_a3914cdf138e9267662ac7147fe71d644"><div class="ttname"><a href="a00012.html#a3914cdf138e9267662ac7147fe71d644">gli::texture::faces</a></div><div class="ttdeci">size_type faces() const </div><div class="ttdoc">Return max_face() - base_face() + 1. </div></div>
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<div class="ttc" id="a00074_html"><div class="ttname"><a href="a00074.html">gli</a></div><div class="ttdoc">Namespace where all the classes and functions provided by GLI are exposed. </div><div class="ttdef"><b>Definition:</b> <a href="a00020_source.html#l00006">clear.hpp:6</a></div></div>
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<div class="ttc" id="a00012_html_ade92aae99ac3524a83809acdfd8c0715"><div class="ttname"><a href="a00012.html#ade92aae99ac3524a83809acdfd8c0715">gli::texture::copy</a></div><div class="ttdeci">void copy(texture const &TextureSrc, size_t LayerSrc, size_t FaceSrc, size_t LevelSrc, size_t LayerDst, size_t FaceDst, size_t LevelDst)</div><div class="ttdoc">Copy a specific image of a texture. </div></div>
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<div class="ttc" id="a00012_html_aa9122bf87edd23bd731bd9eaf072e757"><div class="ttname"><a href="a00012.html#aa9122bf87edd23bd731bd9eaf072e757">gli::texture::extent</a></div><div class="ttdeci">extent_type extent(size_type Level=0) const </div><div class="ttdoc">Return the size of a texture instance: width, height and depth. </div></div>
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<div class="ttc" id="a00012_html_ae7c1f35cf657c7bbe9eae2b39e44f728"><div class="ttname"><a href="a00012.html#ae7c1f35cf657c7bbe9eae2b39e44f728">gli::texture::base_face</a></div><div class="ttdeci">size_type base_face() const </div><div class="ttdoc">Return the base face of the texture instance, effectively a memory offset in the actual texture stora...</div></div>
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<div class="ttc" id="a00012_html_a01c07293e367b293736943e92f6a9e98"><div class="ttname"><a href="a00012.html#a01c07293e367b293736943e92f6a9e98">gli::texture::base_level</a></div><div class="ttdeci">size_type base_level() const </div><div class="ttdoc">Return the base level of the texture instance, effectively a memory offset in the actual texture stor...</div></div>
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<div class="ttc" id="a00012_html_ac8bb3912a3ce86b15842e79d0b421204"><div class="ttname"><a href="a00012.html#ac8bb3912a3ce86b15842e79d0b421204">gli::texture::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clear the entire texture storage_linear with zeros. </div></div>
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<div class="ttc" id="a00074_html_a1c292c3cc635f296fb6a37dfba2fae65"><div class="ttname"><a href="a00074.html#a1c292c3cc635f296fb6a37dfba2fae65">gli::levels</a></div><div class="ttdeci">T levels(vecType< T, P > const &Extent)</div><div class="ttdoc">Compute the number of mipmaps levels necessary to create a mipmap complete texture. </div></div>
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