From ac0cb61927421f8e95b7e17c9742ce8d0d7aefbf Mon Sep 17 00:00:00 2001
From: castano <castano@95f4ed2b-212e-0410-8b90-d31948207fce>
Date: Thu, 17 Jan 2008 20:40:40 +0000
Subject: [PATCH] Eliminate W4 warning. Add assert.

---
 src/nvtt/FastCompressDXT.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/nvtt/FastCompressDXT.cpp b/src/nvtt/FastCompressDXT.cpp
index f5ae267..92b5b8f 100644
--- a/src/nvtt/FastCompressDXT.cpp
+++ b/src/nvtt/FastCompressDXT.cpp
@@ -1098,7 +1098,7 @@ static uint computeAlphaIndices(const ColorBlock & rgba, AlphaBlockDXT5 * block)
 		uint8 alpha = rgba.color(i).a;
 
 		uint besterror = 256*256;
-		uint best;
+		uint best = 8;
 		for(uint p = 0; p < 8; p++)
 		{
 			int d = alphas[p] - alpha;
@@ -1110,6 +1110,7 @@ static uint computeAlphaIndices(const ColorBlock & rgba, AlphaBlockDXT5 * block)
 				best = p;
 			}
 		}
+		nvDebugCheck(best < 8);
 
 		totalError += besterror;
 		block->setIndex(i, best);