From 465c42170704e6f03d8f550b27635be6efb65103 Mon Sep 17 00:00:00 2001
From: kd-11 <karokidii@gmail.com>
Date: Tue, 4 Jul 2023 14:06:10 +0300
Subject: [PATCH] rsx: Wrap MSAA coordinates before texelFetch

---
 .../RSXProg/RSXFragmentTextureMSAAOpsInternal.glsl             | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXFragmentTextureMSAAOpsInternal.glsl b/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXFragmentTextureMSAAOpsInternal.glsl
index 7f9370ba49..4509a66e50 100644
--- a/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXFragmentTextureMSAAOpsInternal.glsl
+++ b/rpcs3/Emu/RSX/Program/GLSLSnippets/RSXProg/RSXFragmentTextureMSAAOpsInternal.glsl
@@ -11,7 +11,8 @@ vec4 texelFetch2DMS(in _MSAA_SAMPLER_TYPE_ tex, const in vec2 sample_count, cons
 vec4 sampleTexture2DMS(in _MSAA_SAMPLER_TYPE_ tex, const in vec2 coords, const in int index)
 {
 	const uint flags = TEX_FLAGS(index);
-	const vec2 normalized_coords = COORD_SCALE2(index, coords);
+	const vec2 scaled_coords = COORD_SCALE2(index, coords);
+	const vec2 normalized_coords = mod(scaled_coords, vec2(1.0));
 	const vec2 sample_count = vec2(2., textureSamples(tex) * 0.5);
 	const vec2 image_size = textureSize(tex) * sample_count;
 	const ivec2 icoords = ivec2(normalized_coords * image_size);