X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=shaderlib%2Fphong.glsl;h=5ce5cb91c1cf0a9d4f00be8a6c51e9aa50c28fbd;hb=0a46a7d359656759a0a39a20ebffb2d214ec0ac7;hp=28e9e5007be0af9c7e706353d2a67c16ea965ab2;hpb=a741acd5c501c03de5181656498d2bcbe0df9157;p=libs%2Fgl.git

diff --git a/shaderlib/phong.glsl b/shaderlib/phong.glsl
index 28e9e500..5ce5cb91 100644
--- a/shaderlib/phong.glsl
+++ b/shaderlib/phong.glsl
@@ -1,6 +1,7 @@
 import msp_interface;
 import common;
 import shadow;
+import environment;
 
 struct BasicMaterialParameters
 {
@@ -14,7 +15,7 @@ struct BasicMaterialParameters
 layout(set=1) uniform BasicMaterial
 {
 	BasicMaterialParameters basic_material;
-	float alpha_cutoff;
+	AlphaCutoffParams alpha_cutoff;
 };
 
 layout(set=1) uniform sampler2D diffuse_map;
@@ -31,7 +32,6 @@ layout(constant_id=auto) const bool use_emission = false;
 layout(constant_id=auto) const bool use_emission_map = false;
 layout(constant_id=auto) const bool use_reflectivity = false;
 layout(constant_id=auto) const bool use_reflectivity_map = false;
-layout(constant_id=auto) const bool use_alpha_cutoff = false;
 
 #pragma MSP stage(fragment)
 virtual vec4 get_diffuse_color()
@@ -115,8 +115,7 @@ vec3 phong_lighting(vec3 normal, vec3 look, vec3 surface_diffuse, vec3 surface_s
 void main()
 {
 	vec4 surface_diffuse = get_diffuse_color();
-	if(use_alpha_cutoff && surface_diffuse.a<alpha_cutoff)
-		discard;
+	float alpha = apply_alpha_cutoff(surface_diffuse.a, alpha_cutoff);
 
 	vec3 normal = get_fragment_normal();
 	vec3 look = normalize(world_look_dir);
@@ -126,5 +125,5 @@ void main()
 
 	vec3 lit_color = phong_lighting(normal, look, surface_diffuse.rgb, surface_specular, shininess);
 
-	frag_color = vec4(lit_color, surface_diffuse.a);
+	frag_color = vec4(lit_color, alpha);
 }