Changeset 3215 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/lenseFlare.cg

Timestamp:

12/08/08 23:13:38 (16 years ago)

Author:

mattausch

Message:

worked on lense flare, cleaned up code a little bit

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/lenseFlare.cg (modified) (2 diffs)

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

@@ -34 +34 @@
                                   uniform sampler2D flareTex5,
                                   uniform float2 vectorToLight, // vector to current light position
-                                  uniform float distanceToLight // distance to current light position
+                                  uniform float distanceToLight, // distance to current light position
+                                  uniform float sunVisiblePixels
                                   ): COLOR
 {
@@ -58 +59 @@
 
         //result.xyz = float3(0);
+        sunVisiblePixels = clamp(sunVisiblePixels, .0f, 100.0f) * 0.01f;
+
         for (int i = 0; i < 8; ++ i)
-                result.xyz += flare[i].xyz;
+                result.xyz += flare[i].xyz * sunVisiblePixels;
 
         return result;