Don't use "sample" as variable name in GLSL

[libs/gl.git] / builtin_data / _ambientocclusion_occlude.glsl

diff --git a/builtin_data/_ambientocclusion_occlude.glsl b/builtin_data/_ambientocclusion_occlude.glsl
index e1900323a6cc9a66432f4d70e29312dcaa5a92c0..62fd153b712589e205f73738887a7db4e05f05c9 100644 (file)
--- a/builtin_data/_ambientocclusion_occlude.glsl
+++ b/builtin_data/_ambientocclusion_occlude.glsl
@@ -1,7 +1,8 @@
-import postprocess;
+import flat_effect;
 import _ambientocclusion;
 
 #pragma MSP stage(fragment)
+layout(location=0) out float frag_out;
 void main()
 {
        vec4 rv = texture(rotate, gl_FragCoord.xy/4.0)*2.0-1.0;
@@ -13,13 +14,13 @@ void main()
        for(int i=0; i<n_samples; ++i)
        {
                vec3 psp = project(center+transform*sample_points[i]);
-               float sample = texture(depth, psp.xy*0.5+0.5).r;
-               if(sample>=min_depth)
+               float sample_depth = texture(depth, psp.xy*0.5+0.5).r;
+               if(sample_depth>=min_depth)
                {
-                       if(sample<psp.z)
+                       if(sample_depth<psp.z)
                                occlusion_sum += 1.0;
                        count += 1.0;
                }
        }
-       frag_color = vec4(1.0-occlusion_sum/count, 0.0, 0.0, 1.0);
+       frag_out = 1.0-occlusion_sum/count;
 }