From: Mikko Rasa <tdb@tdb.fi>
Date: Fri, 6 Jan 2017 14:26:53 +0000 (+0200)
Subject: Fix some errors in the ambient occlusion shader
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=12f65b4a7cd9739d399c685d22862297f325ca91

Fix some errors in the ambient occlusion shader
---

diff --git a/shaderlib/ambientocclusion_combine.glsl b/shaderlib/ambientocclusion_combine.glsl
index f33520f8..f56bddbc 100644
--- a/shaderlib/ambientocclusion_combine.glsl
+++ b/shaderlib/ambientocclusion_combine.glsl
@@ -15,11 +15,11 @@ void main()
 		{
 			vec2 offset = vec2(float(i)-1.5, float(j)-1.5)*tex_scale;
 			float occ = texture(occlusion, texcoord+offset).r;
-			float depth = texture(depth, texcoord+offset).r;
-			if(depth>=min_depth && depth<=max_depth)
+			float sample = texture(depth, texcoord+offset).r;
+			if(sample>=min_depth && sample<=max_depth)
 			{
 				sum += occ;
-				count += 1;
+				count += 1.0;
 			}
 		}
 	vec4 src_color = texture(source, texcoord);