From b2ccd962c94041fae72e1729e0435c5b465b8b8e Mon Sep 17 00:00:00 2001
From: crumblingstatue <radiantstatue@gmail.com>
Date: Thu, 6 Apr 2023 19:29:00 +0200
Subject: [PATCH] Credit where credit is due, fix alpha issue with light shader

---
 shaders/lighting.glsl | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/shaders/lighting.glsl b/shaders/lighting.glsl
index cd07e60..850c930 100644
--- a/shaders/lighting.glsl
+++ b/shaders/lighting.glsl
@@ -1,3 +1,5 @@
+// Based on https://github.com/romrz/Basic-2D-lighting
+
 uniform sampler2D texture;
 uniform vec2 resolution;
 uniform vec2 mouse;
@@ -38,7 +40,7 @@ void main() {
 
   // Applies the light to the pixel
   vec3 intensity = ambient + light;
-  vec3 final = pixel.rgb * intensity;
+  vec4 final = pixel * vec4(intensity.r, intensity.g, intensity.b, 1.0);
 
-  gl_FragColor = vec4(final, 1.0);
+  gl_FragColor = final;
 }
\ No newline at end of file