Changeset 1546 for trunk/packages/vizservers/nanovis/shaders/heightcolor.cg

Timestamp:

Jul 7, 2009 3:52:10 PM (15 years ago)

Author:

gah

Message:

add transparency to heightmap

File:

• trunk/packages/vizservers/nanovis/shaders/heightcolor.cg (modified) (1 diff)

trunk/packages/vizservers/nanovis/shaders/heightcolor.cg

@@ -1 +1 @@
 
-float4 main(float4 texCoord : TEXCOORD0,
-        uniform sampler1D tf) : COLOR
+float4 main(
+    float4 texCoord : TEXCOORD0,
+    uniform float opacity, 
+    uniform sampler1D tf) : COLOR
 {
-        float4 color;
-        color.xyz = tex1D(tf, texCoord.z).xyz;
-        color.w = 1.0f;
-        return color;
+    float4 color = tex1D(tf, texCoord.z);
+    color.w = opacity;
+    return color;
 }