Changeset 2881 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/globillum.cg

Timestamp:

08/29/08 00:00:59 (16 years ago)

Author:

mattausch

Message:

working quite well

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/globillum.cg (modified) (4 diffs)

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

@@ -29 +29 @@
 
 
-struct pixel
+struct pixel2
 {
         float4 ssao_col: COLOR0;
         float4 illum_col: COLOR1;
+};
+
+
+struct pixel
+{
+        float4 illum_col: COLOR0;
 };
 
@@ -85 +91 @@
                 float2 texcoord = IN.texCoord.xy + offsetTransformed * AREA_SIZE * w;
 
+                // use lower lod level to improve cache coherence
                 float3 sample_position = tex2Dlod(positions, float4(texcoord, 0, 1)).xyz;
                 float3 sample_color = tex2Dlod(colors, float4(texcoord, 0, 2)).xyz;
@@ -114 +121 @@
 /** The mrt shader for screen space ambient occlusion + indirect illumination
 */
-pixel main(fragment IN, 
+pixel2 main(fragment IN, 
                    uniform sampler2D colors,
                    uniform sampler2D positions,
@@ -128 +135 @@
                    )
 {
-        pixel OUT;
+        pixel2 OUT;
 
         float4 norm = tex2D(normals, IN.texCoord.xy);