Changeset 2471 for GTP/trunk/App/Demos/Illum/Ogre/Media/materials/GTPCaustic/GTPCaustic.hlsl

Timestamp:

07/02/07 04:04:08 (17 years ago)

Author:

szirmay

Message:

 

File:

• GTP/trunk/App/Demos/Illum/Ogre/Media/materials/GTPCaustic/GTPCaustic.hlsl (modified) (5 diffs)

GTP/trunk/App/Demos/Illum/Ogre/Media/materials/GTPCaustic/GTPCaustic.hlsl

@@ -62 +62 @@
                 
         float3 R = refract(V, wNormal, refIndex);               
-        
+        if(dot(R,R) == 0)
+          R = reflect(V, wNormal);              
+
         dir = R;                        
         dir = Hit(cubeMapPos, R, DistanceMap);
@@ -140 +142 @@
   IN.color = CausticColor;
   float intens = tex2D(intensityTex, IN.texCoord).r;
-  IN.color.a *= intens;
+  //IN.color.a *= intens;
+  IN.color *= IN.color.a * intens;
+  IN.color.a = IN.dist;
   return IN.color;  
 }
@@ -149 +153 @@
 {
         float4 hPosition        : POSITION;
-        float4 color            : COLOR0;       
+        float4 color            : COLOR0;
+        float dist              : TEXCOORD0;    
 };
 
@@ -231 +236 @@
                         OUT.color = float4(1,1,1,1);            
         }  
-   
+  
+   OUT.dist = length(pos.xyz);
    return OUT;
 }
@@ -238 +244 @@
                 uniform float4 CausticColor ):COLOR
 { 
-  return IN.color * CausticColor;  
+
+  return float4(IN.color.rgb * CausticColor.rgb * IN.color.a, IN.dist);  
 }