From: José Fonseca <jfonseca@vmware.com>
Date: Sat, 6 Mar 2010 12:49:14 +0000 (+0000)
Subject: util: Fix the maximum value computation for SSCALED channels.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f342ceca3852d5b9607d1f375be26de9304a11f6;p=mesa.git

util: Fix the maximum value computation for SSCALED channels.
---

diff --git a/src/gallium/auxiliary/util/u_format_parse.py b/src/gallium/auxiliary/util/u_format_parse.py
index 80bae6fc955..f74dc5e88a4 100755
--- a/src/gallium/auxiliary/util/u_format_parse.py
+++ b/src/gallium/auxiliary/util/u_format_parse.py
@@ -78,7 +78,7 @@ class Channel:
         if self.type == UNSIGNED:
             return (1 << self.size) - 1
         if self.type == SIGNED:
-            return self.size - 1
+            return (1 << (self.size - 1)) - 1
         assert False
     
     def min(self):