Changeset 1085 for GTP/trunk/App/Demos/Illum/Ogre/Media/materials/programs/GameTools_Caustic.hlsl

Timestamp:

07/06/06 10:03:46 (18 years ago)

Author:

szirmay

Message:

 

File:

• GTP/trunk/App/Demos/Illum/Ogre/Media/materials/programs/GameTools_Caustic.hlsl (modified) (2 diffs)

GTP/trunk/App/Demos/Illum/Ogre/Media/materials/programs/GameTools_Caustic.hlsl

@@ -30 +30 @@
                                 uniform samplerCUBE CubeMap : register(s0),
                                 uniform samplerCUBE distanceCube : register(s1),
-                                uniform float3 cubeMapCameraPosition):COLOR
+                                uniform float3 cubeMapCameraPosition,
+                                uniform float attenuation):COLOR
 {
         float4 Color = float4(1,1,1,1); 
@@ -39 +40 @@
         float dist = readDistanceCubeMap(distanceCube, dir);
         
-        float EPSILON = 20.0;
+        float EPSILON = 0.1;
 
-        if(mydist > dist + EPSILON) caustic = 0;
-                        
+        //if(mydist > dist + EPSILON) caustic = 0;
+         caustic *= max(attenuation - mydist, 0) / attenuation;
+                
         Color = caustic;