From bc3d9a8b187eb0756f4666a13dbc2dc1c01b0299 Mon Sep 17 00:00:00 2001
From: Marek Olšák <maraeo@gmail.com>
Date: Mon, 3 May 2010 19:19:02 +0200
Subject: util: add util_format_is_plain

---
 src/gallium/auxiliary/util/u_format.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/gallium/auxiliary/util')

diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
index fb6ade5c06..6514315ea2 100644
--- a/src/gallium/auxiliary/util/u_format.h
+++ b/src/gallium/auxiliary/util/u_format.h
@@ -338,6 +338,21 @@ util_format_name(enum pipe_format format)
    return desc->name;
 }
 
+/**
+ * Whether this format is plain, see UTIL_FORMAT_LAYOUT_PLAIN for more info.
+ */
+static INLINE boolean
+util_format_is_plain(enum pipe_format format)
+{
+   const struct util_format_description *desc = util_format_description(format);
+
+   if (!format) {
+      return FALSE;
+   }
+
+   return desc->layout == UTIL_FORMAT_LAYOUT_PLAIN ? TRUE : FALSE;
+}
+
 static INLINE boolean 
 util_format_is_s3tc(enum pipe_format format)
 {
-- 
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