From 2a7f58c187d24b628a10c817da5af42f8ebf3346 Mon Sep 17 00:00:00 2001
From: kichikuou <KichikuouChrome@gmail.com>
Date: Thu, 19 Sep 2024 12:55:21 +0900
Subject: [PATCH] Fix compile error of dungeon_raster.f.glsl on WebGL

`sample` is a reserved word in GLSL ES 3.0.
---
 shaders/dungeon_raster.f.glsl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/shaders/dungeon_raster.f.glsl b/shaders/dungeon_raster.f.glsl
index 2588eea..d8361f3 100644
--- a/shaders/dungeon_raster.f.glsl
+++ b/shaders/dungeon_raster.f.glsl
@@ -24,7 +24,7 @@ const float PI = 3.14159265;
 in vec2 tex_coord;
 out vec4 frag_color;
 
-vec4 sample(float offset_x) {
+vec4 sample_texture(float offset_x) {
 	return texture(tex, vec2(tex_coord.x + offset_x, tex_coord.y));
 }
 
@@ -35,5 +35,5 @@ void main() {
 	float offset1 = cos(p1 * 2.0 * PI) * a;
 	float offset2 = cos(p2 * 2.0 * PI) * a;
 
-	frag_color = mix(sample(offset1), sample(offset2), 0.5);
+	frag_color = mix(sample_texture(offset1), sample_texture(offset2), 0.5);
 }