From 84407d7365e101c36a83fd0a58c58b0c0c57db14 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Mon, 26 Apr 2010 20:35:19 -0600
Subject: mesa: start adding GL 3.1 signed normalized texture formats

---
 src/mesa/main/formats.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

(limited to 'src/mesa/main/formats.c')

diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
index d0c9c0028b..b9796e4a42 100644
--- a/src/mesa/main/formats.c
+++ b/src/mesa/main/formats.c
@@ -637,6 +637,35 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
       0, 0, 0, 0, 0,
       1, 1, 2
    },
+
+   /* Signed 8 bits / channel */
+   {
+      MESA_FORMAT_SIGNED_R8,        /* Name */
+      "MESA_FORMAT_SIGNED_R8",      /* StrName */
+      GL_RGBA,                      /* BaseFormat */
+      GL_SIGNED_NORMALIZED,         /* DataType */
+      8, 0, 0, 0,                   /* Red/Green/Blue/AlphaBits */
+      0, 0, 0, 0, 0,                /* Lum/Int/Index/Depth/StencilBits */
+      1, 1, 1                       /* BlockWidth/Height,Bytes */
+   },
+   {
+      MESA_FORMAT_SIGNED_RG88,
+      "MESA_FORMAT_SIGNED_RG88",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      8, 8, 0, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_SIGNED_RGBX8888,
+      "MESA_FORMAT_SIGNED_RGBX8888",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      8, 8, 8, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 4                       /* 4 bpp, but no alpha */
+   },
    {
       MESA_FORMAT_SIGNED_RGBA8888,
       "MESA_FORMAT_SIGNED_RGBA8888",
@@ -655,6 +684,35 @@ static struct gl_format_info format_info[MESA_FORMAT_COUNT] =
       0, 0, 0, 0, 0,
       1, 1, 4
    },
+
+   /* Signed 16 bits / channel */
+   {
+      MESA_FORMAT_SIGNED_R_16,
+      "MESA_FORMAT_SIGNED_R_16",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      16, 0, 0, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 2
+   },
+   {
+      MESA_FORMAT_SIGNED_RG_16,
+      "MESA_FORMAT_SIGNED_RG_16",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      16, 16, 0, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 4
+   },
+   {
+      MESA_FORMAT_SIGNED_RGB_16,
+      "MESA_FORMAT_SIGNED_RGB_16",
+      GL_RGBA,
+      GL_SIGNED_NORMALIZED,
+      16, 16, 16, 0,
+      0, 0, 0, 0, 0,
+      1, 1, 6
+   },
    {
       MESA_FORMAT_SIGNED_RGBA_16,
       "MESA_FORMAT_SIGNED_RGBA_16",
-- 
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