Mesa (master): mesa: implement unpack_SIGNED_GR1616 in format_unpack.c

[Brian Paul]

Module: Mesa
Branch: master
Commit: f0f28548c29690fc9e44a2f7b0d1965d9fc564fa
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f0f28548c29690fc9e44a2f7b0d1965d9fc564fa

Author: Brian Paul <brianp at vmware.com>
Date:   Sat Sep 17 13:33:04 2011 -0600

mesa: implement unpack_SIGNED_GR1616 in format_unpack.c

---

 src/mesa/main/format_unpack.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c
index 02b5720..dadff05 100644
--- a/src/mesa/main/format_unpack.c
+++ b/src/mesa/main/format_unpack.c
@@ -921,7 +921,11 @@ unpack_SIGNED_R16(const void *src, GLfloat dst[4])
 static void
 unpack_SIGNED_GR1616(const void *src, GLfloat dst[4])
 {
-   /* XXX TODO */
+   const GLuint s = *((const GLuint *) src);
+   dst[RCOMP] = SHORT_TO_FLOAT_TEX( s & 0xffff );
+   dst[GCOMP] = SHORT_TO_FLOAT_TEX( s >> 16 );
+   dst[BCOMP] = 0.0F;
+   dst[ACOMP] = 1.0F;
 }
 
 static void