X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=shaderlib%2Fsinglepass.glsl;h=50c3841f3b267afa665a869424030677cbe98dc8;hb=4bee7581168e0803dd24568b61e590d2a4830f96;hp=a1062fed7125bd2f69886e33c3d9a61bec25b7a3;hpb=a873639a9346082f9e71145a2b318bea32bfdeb6;p=libs%2Fgl.git

diff --git a/shaderlib/singlepass.glsl b/shaderlib/singlepass.glsl
index a1062fed..50c3841f 100644
--- a/shaderlib/singlepass.glsl
+++ b/shaderlib/singlepass.glsl
@@ -43,7 +43,7 @@ uniform Lighting
 	LightSourceParameters light_sources[1];
 	vec4 ambient_color;
 	vec4 sky_color;
-	vec3 eye_sky_dir;
+	vec3 eye_zenith_dir;
 	float horizon_limit;
 	vec4 fog_color;
 	float fog_density;
@@ -76,7 +76,7 @@ uniform Clipping
 	ClipPlane clip_planes[max_clip_planes];
 };
 
-////// vertex
+#pragma MSP stage(vertex)
 layout(location=0) in vec4 vertex;
 layout(location=8) in vec4 texcoord;
 layout(location=3) in vec4 color;
@@ -113,7 +113,7 @@ void singlepass_transform_and_lighting()
 		ldir = ldir*eye_tbn_matrix;
 	out vec3 light_dir = ldir;
 
-	out vec3 tbn_sky_dir = eye_sky_dir*eye_tbn_matrix;
+	out vec3 tbn_zenith_dir = eye_zenith_dir*eye_tbn_matrix;
 	out vec3 shadow_coord = (shd_eye_matrix*eye_vertex).xyz;
 	out float fog_coord = eye_vertex.z;
 
@@ -127,7 +127,7 @@ void main()
 	passthrough;
 }
 
-////// fragment
+#pragma MSP stage(fragment)
 layout(location=0) out vec4 frag_color;
 
 vec4 get_diffuse_sample()
@@ -156,12 +156,12 @@ vec3 singlepass_lighting()
 	vec3 ambient_light = ambient_color.rgb;
 	if(use_sky)
 	{
-		vec3 sky_dir;
+		vec3 zenith_dir;
 		if(use_normal_map)
-			sky_dir = tbn_sky_dir;
+			zenith_dir = tbn_zenith_dir;
 		else
-			sky_dir = eye_sky_dir;
-		float skylight_intensity = dot(normal, sky_dir)*0.5+0.5;
+			zenith_dir = eye_zenith_dir;
+		float skylight_intensity = dot(normal, zenith_dir)*0.5+0.5;
 		ambient_light += skylight_intensity*sky_color.rgb;
 	}