From 90cc83e2aca641471f711788678db7913e21c2da Mon Sep 17 00:00:00 2001
From: offtkp <parisoplop@gmail.com>
Date: Tue, 16 Jul 2024 15:48:34 +0300
Subject: [PATCH] Fix Luigi's flashlight in Luigi's Mansion

---
 src/host_shaders/opengl_fragment_shader.frag | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/host_shaders/opengl_fragment_shader.frag b/src/host_shaders/opengl_fragment_shader.frag
index 1b8e97511..f7f49f466 100644
--- a/src/host_shaders/opengl_fragment_shader.frag
+++ b/src/host_shaders/opengl_fragment_shader.frag
@@ -347,7 +347,7 @@ void calcLighting(out vec4 primary_color, out vec4 secondary_color) {
 	vec3 half_vector;
 
 	for (uint i = 0u; i < GPUREG_LIGHTING_NUM_LIGHTS; i++) {
-		light_id = bitfieldExtract(GPUREG_LIGHTING_LIGHT_PERMUTATION, int(i * 3u), 3);
+		light_id = bitfieldExtract(GPUREG_LIGHTING_LIGHT_PERMUTATION, int(i * 4u), 3);
 
 		uint GPUREG_LIGHTi_SPECULAR0 = readPicaReg(0x0140u + 0x10u * light_id);
 		uint GPUREG_LIGHTi_SPECULAR1 = readPicaReg(0x0141u + 0x10u * light_id);