Changeset 2975 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/tonemap.cg

Timestamp:

09/26/08 10:31:58 (16 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/tonemap.cg (modified) (1 diff)

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

@@ -90 +90 @@
         // obtain new image key from highest mipmap level
         float logLumScaled = tex2Dlod(colors, float4(.5f, .5f, 0, 99)).w;
-
-        float logLumRange = MAXLOGLUM + MINLOGLUM;
-        //float logLumOffset = MINLOGLUM * logLumRange;
-        float logLum = logLumScaled * logLumRange - MINLOGLUM;
+        float logLum = logLumScaled * LOGLUM_RANGE + MINLOGLUM;
 
         float newImageKey = exp(logLum);