Fixed alpha test.

1 files changed, 5 insertions, 3 deletions

diff --git a/xc/lib/GL/mesa/src/drv/savage/savagestate.c b/xc/lib/GL/mesa/src/drv/savage/savagestate.c
index 793a8b76e..6db00a0c8 100755
--- a/xc/lib/GL/mesa/src/drv/savage/savagestate.c
+++ b/xc/lib/GL/mesa/src/drv/savage/savagestate.c
@@ -232,7 +232,9 @@ static void savageBlendFunc(GLcontext *ctx)
     if(ctx->Color.AlphaEnabled) 
     {
         int a;
-	GLint alphaRef = (GLint) (ctx->Color.AlphaRef * 255.0);
+	GLubyte alphaRef;
+
+	CLAMPED_FLOAT_TO_UBYTE(alphaRef,ctx->Color.AlphaRef);
          
         switch(ctx->Color.AlphaFunc)  { 
             case GL_NEVER: a = LCS_A_NEVER; break;
@@ -262,9 +264,9 @@ static void savageBlendFunc(GLcontext *ctx)
 
         /* looks like rounding control is different on katmai than p2*/
 
-        if (imesa->Registers.DrawCtrl0.ni.alphaRefVal != (alphaRef&0xFF))
+        if (imesa->Registers.DrawCtrl0.ni.alphaRefVal != alphaRef)
         {
-            imesa->Registers.DrawCtrl0.ni.alphaRefVal = ctx->Color.AlphaRef;
+            imesa->Registers.DrawCtrl0.ni.alphaRefVal = alphaRef;
             imesa->Registers.changed.ni.fDrawCtrl0Changed = GL_TRUE;
         }