From eb312ccb0a21afa8cf40879f3b9644b6962e4102 Mon Sep 17 00:00:00 2001
From: Pavel Krajcevski <pavel@cs.unc.edu>
Date: Mon, 9 Sep 2013 14:16:45 -0400
Subject: [PATCH] Small refactor

---
 PVRTCEncoder/src/Decompressor.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/PVRTCEncoder/src/Decompressor.cpp b/PVRTCEncoder/src/Decompressor.cpp
index a4b90ab..5bed541 100644
--- a/PVRTCEncoder/src/Decompressor.cpp
+++ b/PVRTCEncoder/src/Decompressor.cpp
@@ -174,11 +174,11 @@ namespace PVRTCC {
           const uint8 lerpVals[3] = { 8, 4, 0 };
           uint8 modVal = b.GetLerpValue(texelIndex);
 
-          if(modVal == 2) {
-            modVal = 1;
-            punchThrough = true;
-          } else if(modVal == 3) {
-            modVal = 2;
+          if(modVal >= 2) {
+            if(modVal == 2) {
+              punchThrough = true;
+            }
+            modVal -= 1;
           }
 
           lerpVal = lerpVals[modVal];