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Update leenkx/Shaders/std/shadows.glsl

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Onek8 2025-04-07 14:41:53 +00:00
parent abe17870ce
commit 5153cff790
1 changed files with 1 additions and 35 deletions
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36
leenkx/Shaders/std/shadows.glsl
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@ -87,40 +87,6 @@ float lpToDepth(vec3 lp, const vec2 lightProj) {
return zcomp * 0.5 + 0.5; return zcomp * 0.5 + 0.5;
} }
#ifndef _ShadowMapAtlas
vec3 PCFCube(samplerCubeShadow shadowMapCube, samplerCube shadowMapCubeTransparent, vec3 lp, vec3 ml, float bias, vec2 lightProj, vec3 n, const bool transparent) {
const float s = shadowmapCubePcfSize;
float compare = lpToDepth(lp, lightProj) - bias * 1.5;
ml = ml + n * bias * 20;
#ifdef _InvY
ml.y = -ml.y;
#endif
float shadowFactor = 0.0;
shadowFactor = texture(shadowMapCube, vec4(ml, compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(s, s, s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(-s, s, s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(s, -s, s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(s, s, -s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(-s, -s, s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(s, -s, -s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(-s, s, -s), compare));
shadowFactor += texture(shadowMapCube, vec4(ml + vec3(-s, -s, -s), compare));
shadowFactor /= 9.0;
vec3 result = vec3(shadowFactor);
if (transparent == false) {
vec4 shadowmap_transparent = texture(shadowMapCubeTransparent, ml);
if (shadowmap_transparent.a < compare)
result *= shadowmap_transparent.rgb;
}
return result;
}
#endif
#ifdef _ShadowMapAtlas
vec3 PCFCube(samplerCubeShadow shadowMapCube, samplerCube shadowMapCubeTransparent, const vec3 lp, vec3 ml, const float bias, const vec2 lightProj, const vec3 n, const bool transparent) { vec3 PCFCube(samplerCubeShadow shadowMapCube, samplerCube shadowMapCubeTransparent, const vec3 lp, vec3 ml, const float bias, const vec2 lightProj, const vec3 n, const bool transparent) {
const float s = shadowmapCubePcfSize; // TODO: incorrect... const float s = shadowmapCubePcfSize; // TODO: incorrect...
float compare = lpToDepth(lp, lightProj) - bias * 1.5; float compare = lpToDepth(lp, lightProj) - bias * 1.5;
@ -149,7 +115,7 @@ vec3 PCFCube(samplerCubeShadow shadowMapCube, samplerCube shadowMapCubeTranspare
return result; return result;
} }
#ifdef _ShadowMapAtlas
// transform "out-of-bounds" coordinates to the correct face/coordinate system // transform "out-of-bounds" coordinates to the correct face/coordinate system
// https://www.khronos.org/opengl/wiki/File:CubeMapAxes.png // https://www.khronos.org/opengl/wiki/File:CubeMapAxes.png
vec2 transformOffsetedUV(const int faceIndex, out int newFaceIndex, vec2 uv) { vec2 transformOffsetedUV(const int faceIndex, out int newFaceIndex, vec2 uv) {