From c13b9a141d77845517bf7cab20cff6115c31e67d Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Tue, 6 Oct 2009 19:00:09 -0600
Subject: [PATCH] mesa: added MESA_FORMAT_SIGNED_RGBA_16 for accum buffers

---
 src/mesa/main/formats.c  | 9 ++++++++-
 src/mesa/main/formats.h  | 1 +
 src/mesa/main/texfetch.c | 7 +++++++
 src/mesa/main/texstore.c | 1 +
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
index d1d84913912..a1a8ea88359 100644
--- a/src/mesa/main/formats.c
+++ b/src/mesa/main/formats.c
@@ -540,7 +540,14 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
       0, 0, 0, 0, 0,
       1, 1, 4
    },
-
+   {
+      MESA_FORMAT_SIGNED_RGBA_16,
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      16, 16, 16, 16,
+      0, 0, 0, 0, 0,
+      1, 1, 8
+   }
 };
 
 
diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h
index fcedbe9be21..9da6d5d9795 100644
--- a/src/mesa/main/formats.h
+++ b/src/mesa/main/formats.h
@@ -131,6 +131,7 @@ typedef enum
    MESA_FORMAT_DUDV8,
    MESA_FORMAT_SIGNED_RGBA8888,
    MESA_FORMAT_SIGNED_RGBA8888_REV,
+   MESA_FORMAT_SIGNED_RGBA_16,
    /*@}*/
 
    MESA_FORMAT_COUNT,
diff --git a/src/mesa/main/texfetch.c b/src/mesa/main/texfetch.c
index fbb3170ff5d..63b2eacf552 100644
--- a/src/mesa/main/texfetch.c
+++ b/src/mesa/main/texfetch.c
@@ -333,6 +333,13 @@ texfetch_funcs[MESA_FORMAT_COUNT] =
       fetch_texel_3d_signed_rgba8888_rev,
       store_texel_signed_rgba8888_rev
    },
+   {
+      MESA_FORMAT_SIGNED_RGBA_16,
+      NULL, /* XXX to do */
+      NULL,
+      NULL,
+      NULL
+   },
    {
       MESA_FORMAT_RGBA8888,
       fetch_texel_1d_f_rgba8888,
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 83e349d0103..7754644da91 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -3026,6 +3026,7 @@ texstore_funcs[MESA_FORMAT_COUNT] =
    { MESA_FORMAT_DUDV8, _mesa_texstore_dudv8 },
    { MESA_FORMAT_SIGNED_RGBA8888, _mesa_texstore_signed_rgba8888 },
    { MESA_FORMAT_SIGNED_RGBA8888_REV, _mesa_texstore_signed_rgba8888 },
+   { MESA_FORMAT_SIGNED_RGBA_16, NULL },
 };
 
 
-- 
2.30.2