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#endif |
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// Reference Lambert diffuse / GGX Specular for IBL and area lights |
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#ifdef HAS_LIGHTLOOP // Both reference define below need to be define only if LightLoop is present, else we get a compile error |
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#endif |
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// Use Lambert diffuse instead of Disney diffuse |
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// #define LIT_DIFFUSE_LAMBERT_BRDF |
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// Use optimization of Precomputing LambdaV |
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// TODO: I haven't configure this sampler in the code, we should be able to do it (but Unity don't allow it for now...) |
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// By default Unity provide MIG_MAG_LINEAR_POINT sampler, so it fit with our need. |
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#ifdef LIT_DISPLAY_REFERENCE_IBL |
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// When reference mode is enabled, then we need to chose another sampler not related to cubemap code... |
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SAMPLER2D(sampler_LtcGGXMatrix); |
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#define SRL_BilinearSampler sampler_LtcGGXMatrix // Used for all textures |
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#else |
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#endif |
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// TODO: This one should be set into a constant Buffer at pass frequency (with _Screensize) |
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TEXTURE2D(_PreIntegratedFGD); |
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//----------------------------------------------------------------------------- |
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// Helper functions/variable specific to this material |
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sebastienlagarde