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Extend BRDF

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Onek8
2026-07-27 12:10:11 -07:00
parent 0b4184ccc2
commit 7aeebf2008
24 changed files with 878 additions and 3 deletions
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15
leenkx/Shaders/std/gbuffer.glsl
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@ -170,4 +170,19 @@ void unpackFloatInt16(float val, out float f, out uint i) {
f = (bitsValue & ~(0xF << numBitFloat)) / maxValFloat;
}
#ifdef _ExtBRDF
// extended material parameters by material slot ID returns vec4s (28 floats) of extended BRDF parameters
void getMaterialParams(uint matid, out vec4 p0, out vec4 p1, out vec4 p2, out vec4 p3,
out vec4 p4, out vec4 p5, out vec4 p6) {
uint base = matid * 8u;
p0 = materialParams[base];
p1 = materialParams[base + 1u];
p2 = materialParams[base + 2u];
p3 = materialParams[base + 3u];
p4 = materialParams[base + 4u];
p5 = materialParams[base + 5u];
p6 = materialParams[base + 6u];
}
#endif
#endif