From: Brian Paul <brianp@vmware.com>
Date: Thu, 1 Dec 2011 23:37:49 +0000 (-0700)
Subject: mesa: add casts to fix unpack_SIGNED_GR1616()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=19b102517234cc28056ce366a159d18eadab043f;p=mesa.git

mesa: add casts to fix unpack_SIGNED_GR1616()

We were passing unsigned values to the macro before.
---

diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c
index 565a8d05989..f821c2be4f4 100644
--- a/src/mesa/main/format_unpack.c
+++ b/src/mesa/main/format_unpack.c
@@ -1195,8 +1195,8 @@ unpack_SIGNED_GR1616(const void *src, GLfloat dst[][4], GLuint n)
    const GLuint *s = ((const GLuint *) src);
    GLuint i;
    for (i = 0; i < n; i++) {
-      dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( s[i] & 0xffff );
-      dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( s[i] >> 16 );
+      dst[i][RCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] & 0xffff) );
+      dst[i][GCOMP] = SHORT_TO_FLOAT_TEX( (GLshort) (s[i] >> 16) );
       dst[i][BCOMP] = 0.0F;
       dst[i][ACOMP] = 1.0F;
    }