Changeset 3000 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/mrt.cg

Timestamp:

10/03/08 16:25:43 (16 years ago)

Author:

mattausch

Message:

something shitty

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/mrt.cg (modified) (7 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/mrt.cg

@@ -39 +39 @@
   float4 col: COLOR0;
   //float4 pos: COLOR1;
-  float2 pos: COLOR1;
+  float4 pos: COLOR1;
   float4 norm: COLOR2;
 };
@@ -85 +85 @@
                           uniform float3 br,
                           uniform float3 tl,
-                          uniform float3 tr)
+                          uniform float3 tr
+                          )
 {
         float4 texColor = tex2D(tex, IN.texCoord.xy);
@@ -97 +98 @@
         // hack: use combination of emmisive + diffuse (emmisive used as constant ambient term)
         pix.col = (glstate.material.emission + glstate.material.diffuse) * texColor; 
-
-        // save world position in second render target
-        //pix.pos = IN.worldPos * maxDepth;
         // save world space normal in third rt
         pix.norm.xyz = IN.normal;
-
         // store projection coordinates with positions (used for ssao)
         pix.norm.w = IN.projPos.w;
 
         const float4 projPos = IN.mypos / IN.mypos.w;
-        // store the projected depth
-        pix.pos.y = projPos.z;
-
-        float2 screenCoord = projPos.xy * 0.5f + 0.5f;
+        
+        const float2 screenCoord = projPos.xy * 0.5f + 0.5f;
         const float magView = length(Interpol(screenCoord, bl, br, tl, tr));
 
@@ -117 +112 @@
 
         // eye linear depth
-        pix.col.w = (length(eyePos - IN.worldPos.xyz) * maxDepth) / magView;
-        pix.pos.x = pix.col.x;
+        pix.col.w = length(eyePos - IN.worldPos.xyz) * maxDepth / magView;
+
+        // save world position in second render target
+        pix.pos = IN.worldPos * maxDepth;
+        //pix.pos.x = pix.col.w;
+        // store the projected depth
+        pix.pos.w = projPos.z;
 
         return pix;
@@ -136 +136 @@
         // hack: use comination of emmisive + diffuse (emmisive used as constant ambient term)
         pix.col = glstate.material.diffuse + glstate.material.emission;
-        //pix.pos = IN.worldPos * maxDepth;
 
         pix.norm.xyz = IN.normal;
@@ -144 +143 @@
 
         const float4 projPos = IN.mypos / IN.mypos.w;
-        // store the projected depth
-        pix.pos.y = projPos.z;
-
+        
         float2 screenCoord = projPos.xy * 0.5f + 0.5f;
         const float magView = length(Interpol(screenCoord, bl, br, tl, tr));
@@ -152 +149 @@
         // hack: squeeze some information about the ambient term into the target
         //pix.col.w = glstate.material.emission.x;
-        pix.col.w = (length(eyePos - IN.worldPos.xyz) * maxDepth) / magView;
-        pix.pos.x = pix.col.x;
+        pix.col.w = length(eyePos - IN.worldPos.xyz) * maxDepth / magView;
+
+        pix.pos = IN.worldPos * maxDepth;
+        //pix.pos.x = pix.col.w;
+        // store the projected depth
+        pix.pos.w = projPos.z;
 
         return pix;