From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 24 Apr 2021 11:45:32 +0000 (+0300)
Subject: Don't use "sample" as variable name in GLSL
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=1e3b07299f798983ee0b861121a65ca2e8c8830a

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

In later versions it's a keyword.
---

diff --git a/builtin_data/_ambientocclusion_combine.glsl b/builtin_data/_ambientocclusion_combine.glsl
index 88929066..2e9f75fc 100644
--- a/builtin_data/_ambientocclusion_combine.glsl
+++ b/builtin_data/_ambientocclusion_combine.glsl
@@ -15,11 +15,11 @@ void main()
 			vec2 offset = vec2(float(i), float(j))-1.5;
 			vec2 sample_coord = texcoord+offset*tex_scale;
 			float occ = texture(occlusion, sample_coord).r;
-			float sample = texture(depth, sample_coord).r;
+			float sample_depth = texture(depth, sample_coord).r;
 			float z_range = occlusion_radius*length(offset)*edge_depth_threshold;
 			float min_depth = project(vec3(center.xy, center.z+z_range)).z;
 			float max_depth = project(vec3(center.xy, center.z-z_range)).z;
-			if(sample>=min_depth && sample<=max_depth)
+			if(sample_depth>=min_depth && sample_depth<=max_depth)
 			{
 				sum += occ;
 				count += 1.0;
diff --git a/builtin_data/_ambientocclusion_occlude.glsl b/builtin_data/_ambientocclusion_occlude.glsl
index 260f1efa..62fd153b 100644
--- a/builtin_data/_ambientocclusion_occlude.glsl
+++ b/builtin_data/_ambientocclusion_occlude.glsl
@@ -14,10 +14,10 @@ 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;
 		}