From cedffd5cf24c1a3ed64161475c806c55135406be Mon Sep 17 00:00:00 2001
From: =?utf8?q?Patrick=20Sch=C3=B6nberger?= <patrick.schoenberger@posteo.de>
Date: Wed, 10 Feb 2021 12:04:44 +0100
Subject: [PATCH] fix shader

---
 shaders/fbo_frag.glsl | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/shaders/fbo_frag.glsl b/shaders/fbo_frag.glsl
index e199245..7463fc8 100644
--- a/shaders/fbo_frag.glsl
+++ b/shaders/fbo_frag.glsl
@@ -17,7 +17,7 @@ void main()
         FragColor = texture(shadowmapTexture, TexCoords);
     }
     // stencil buffer
-    else if (renderState == 1 || texture(irradianceTexture, TexCoords).rgb == vec3(0, 0, 0)) {
+    else if (renderState == 1) {
         FragColor = texture(irradianceTexture, TexCoords);
     }
     else if (renderState == 2) {
@@ -26,9 +26,9 @@ void main()
     else if (renderState == 3) {
         vec4 result = vec4(0, 0, 0, 1);
         for (int i = 0; i < 13; i++) {
-            float oneX = 1.0/screenWidth;
-            float oneY = 1.0/screenHeight;
-            vec4 sample = texture(irradianceTexture, TexCoords + samplePositions[i] * vec2(oneX, oneY));
+            vec2 sampleCoords = TexCoords + samplePositions[i] * vec2(1.0/screenWidth, 1.0/screenHeight);
+            vec4 sample = texture(irradianceTexture, sampleCoords)
+                        * texture(shadowmapTexture, sampleCoords);
             vec4 weight = vec4(sampleWeights[i], 1);
             result += sample * weight;
         }
-- 
2.50.1