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Differential D16243 Diff 58431 source/blender/draw/engines/eevee/shaders/irradiance_lib.glsl

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source/blender/draw/engines/eevee/shaders/irradiance_lib.glsl

Show All 18 Linesstruct IrradianceData {
vec3 cubesides[3]; vec3 cubesides[3];
}; };
#endif #endif
/** \} */ /** \} */
/* ---------------------------------------------------------------------- */ /* ---------------------------------------------------------------------- */
/** \name Resources
* \{ */
uniform sampler2DArray irradianceGrid;
/** \} */
/* ---------------------------------------------------------------------- */
/** \name Functions /** \name Functions
* \{ */ * \{ */
vec4 irradiance_encode(vec3 rgb) vec4 irradiance_encode(vec3 rgb)
{ {
float maxRGB = max_v3(rgb); float maxRGB = max_v3(rgb);
float fexp = ceil(log2(maxRGB)); float fexp = ceil(log2(maxRGB));
return vec4(rgb / exp2(fexp), (fexp + 128.0) / 255.0); return vec4(rgb / exp2(fexp), (fexp + 128.0) / 255.0);
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