From: José Fonseca <jfonseca@vmware.com>
Date: Fri, 17 Sep 2010 10:13:37 +0000 (+0100)
Subject: util: linearized sRGB values don't fit into 8bits
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;ds=sidebyside;h=903a66abaf91d143a12d72348c0be463b73506e6;p=mesa.git

util: linearized sRGB values don't fit into 8bits

Fixes glean texture_srgb test.
---

diff --git a/src/gallium/auxiliary/util/u_format.c b/src/gallium/auxiliary/util/u_format.c
index a4ee91b0cf9..4896faa12bf 100644
--- a/src/gallium/auxiliary/util/u_format.c
+++ b/src/gallium/auxiliary/util/u_format.c
@@ -173,6 +173,14 @@ util_format_fits_8unorm(const struct util_format_description *format_desc)
 {
    unsigned chan;
 
+   /*
+    * After linearized sRGB values require more than 8bits.
+    */
+
+   if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
+      return FALSE;
+   }
+
    switch (format_desc->layout) {
 
    case UTIL_FORMAT_LAYOUT_S3TC: