From 7c1e6c02616ce70e32aa8190135e065b95358428 Mon Sep 17 00:00:00 2001
From: Merlin1809 <88194861+Merlin1809@users.noreply.github.com>
Date: Tue, 2 Dec 2025 03:51:55 +0100
Subject: [PATCH] fix background reflection in low light level areas with
 dh/voxy

---
 shaders/lib/specular.glsl | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/shaders/lib/specular.glsl b/shaders/lib/specular.glsl
index bb110ad..989c1a0 100644
--- a/shaders/lib/specular.glsl
+++ b/shaders/lib/specular.glsl
@@ -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;