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small tweak to SSR

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Xonk
2026-07-15 23:09:14 -04:00
parent fab413d2bb
commit 561cc995f9
1 changed files with 12 additions and 4 deletions
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shaders/lib/specular.glsl
+12 -4
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@@ -103,9 +103,17 @@ float shlickFresnelRoughness(float XdotN, float roughness){
return shlickFresnel;
}
vec3 rayTraceSpeculars(vec3 dir, vec3 position, float dither, float quality, bool hand, inout float reflectionLength){
vec3 rayTraceSpeculars(
vec3 dir,
vec3 position,
float dither,
float quality,
bool hand,
inout float reflectionLength
,in float roughness
){
float biasAmount = 0.000075;
float biasAmount = mix(0.000075, 0.00035, roughness);
vec3 clipPosition = toClipSpace3(position);
float rayLength = ((position.z + dir.z * far*sqrt(3.)) > -near) ? (-near -position.z) / dir.z : far*sqrt(3.);
@@ -124,7 +132,7 @@ vec3 rayTraceSpeculars(vec3 dir, vec3 position, float dither, float quality, boo
clipPosition.xy *= RENDER_SCALE;
stepv.xy *= RENDER_SCALE;
vec3 spos = clipPosition + stepv*dither;
vec3 spos = clipPosition + stepv*mix(dither, dither*0.5+0.5, roughness);
spos += vec3(0.5*texelSize,0.0); // small offsets to reduce artifacts from precision differences.
#if defined DEFERRED_SPECULAR && TAA_MODE > 0
@@ -190,7 +198,7 @@ vec4 screenSpaceReflections(
quality = float(DEFERRED_SSR_QUALITY);
#endif
vec3 raytracePos = rayTraceSpeculars(reflectedVector, viewPos, noise, quality, isHand, reflectionLength);
vec3 raytracePos = rayTraceSpeculars(reflectedVector, viewPos, noise, quality, isHand, reflectionLength, roughness);
if (raytracePos.z > 1.0
#ifdef SSR_SELF_REFLECT_FIX