From 79553927aa1b609fd061084e59028445060602e4 Mon Sep 17 00:00:00 2001
From: Onek8 <mail@1k8.org>
Date: Mon, 7 Apr 2025 16:06:53 +0000
Subject: [PATCH] Update leenkx/Shaders/water_pass/water_pass.frag.glsl

---
 .../Shaders/water_pass/water_pass.frag.glsl   | 21 ++++++++++---------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/leenkx/Shaders/water_pass/water_pass.frag.glsl b/leenkx/Shaders/water_pass/water_pass.frag.glsl
index 2bf016b..cda7537 100644
--- a/leenkx/Shaders/water_pass/water_pass.frag.glsl
+++ b/leenkx/Shaders/water_pass/water_pass.frag.glsl
@@ -75,16 +75,17 @@ vec4 binarySearch(vec3 dir) {
 }
 
 vec4 rayCast(vec3 dir) {
-	#ifdef _CPostprocess
-		dir *= PPComp9.x;
-	#else
-		dir *= ssrRayStep;
-	#endif
-	for (int i = 0; i < maxSteps; i++) {
-		hitCoord += dir;
-		if (getDeltaDepth(hitCoord) > 0.0) return binarySearch(dir);
-	}
-	return vec4(0.0);
+    float ddepth;
+    dir *= ss_refractionRayStep;
+    for (int i = 0; i < maxSteps; i++) {
+        hitCoord += dir;
+        ddepth = getDeltaDepth(hitCoord);
+        if (ddepth > 0.0)
+            return binarySearch(dir);
+    }
+    // No hit — fallback to projecting the ray to UV space
+    vec2 fallbackUV = getProjectedCoord(hitCoord);
+    return vec4(fallbackUV, 0.0, 0.5); // We set .w lower to indicate fallback
 }
 #endif //SSR