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fix background reflection in low light level areas with dh/voxy

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Merlin1809
2025-12-02 03:51:55 +01:00
parent dd1b4d88f7
commit 7c1e6c0261
1 changed files with 10 additions and 11 deletions
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shaders/lib/specular.glsl
+10 -11
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@@ -193,27 +193,26 @@ vec3 rayTraceSpeculars(vec3 dir, vec3 position, float dither, float quality, boo
float sp = invLinZ(sqrt(sampleDepth));
#else
#ifdef FULLRESDEPTH
float sp = texelFetch(depthtex0, ivec2(spos.xy/texelSize),0).r;
float sp = texelFetch(depthtex0, ivec2(spos.xy/texelSize),0).r;
#else
float sp = texelFetch(depthtex1, ivec2(spos.xy/texelSize),0).r;
float sp = texelFetch(depthtex1, ivec2(spos.xy/texelSize),0).r;
#endif
#endif
#if (defined VOXY && defined VOXY_REFLECTIONS) || (defined DISTANT_HORIZONS && defined DH_SCREENSPACE_REFLECTIONS)
bool DHrange = sp >= 1.0;
if (DHrange){
if (sp >= 1.0){
#ifdef QUARTER_RES_SSR
#ifdef FULLRESDEPTH
sp = texelFetch(dhVoxyDepthTex, ivec2(spos2.xy/texelSize),0).r;
sp = texelFetch(dhVoxyDepthTex, ivec2(spos2.xy/texelSize),0).r;
#else
sampleDepth = texelFetch(colortex12, ivec2(spos2.xy/texelSize/4.0),0).a/65000.0;
sp = DH_invLinZ(sqrt(sampleDepth));
sampleDepth = texelFetch(colortex12, ivec2(spos2.xy/texelSize/4.0),0).a/65000.0;
sp = DH_invLinZ(sqrt(sampleDepth));
#endif
#else
#ifdef FULLRESDEPTH
sp = texelFetch(dhVoxyDepthTex, ivec2(spos2.xy/texelSize),0).r;
sp = texelFetch(dhVoxyDepthTex, ivec2(spos2.xy/texelSize),0).r;
#else
sp = texelFetch(dhVoxyDepthTex1, ivec2(spos2.xy/texelSize),0).r;
sp = texelFetch(dhVoxyDepthTex1, ivec2(spos2.xy/texelSize),0).r;
#endif
#endif
@@ -293,7 +292,7 @@ vec4 screenSpaceReflections(
bool depthCheck = false;
vec3 raytracePos = rayTraceSpeculars(reflectedVector, viewPos, noise, quality, isHand, reflectionLength, depthCheck);
if (raytracePos.z > 1.0) return reflection;
if (raytracePos.z > 1.001) return reflection;
// use higher LOD as the reflection goes on, to blur it. this helps denoise a little.
@@ -315,7 +314,7 @@ vec4 screenSpaceReflections(
if (previousPosition.x > 0.0 && previousPosition.y > 0.0 && previousPosition.x < 1.0 && previousPosition.y < 1.0) {
if(raytracePos.z > 0.9999999) backgroundReflectMask = 1.0;
#if defined OVERWORLD_SHADER
#if defined OVERWORLD_SHADER
reflection.a = raytracePos.z > 0.9999999 ? (isHand || isEyeInWater == 1 ? 1.0 : 0.0) : 1.0;
#else
reflection.a = 1.0;