Mesa (master): r600g: add BC4/5 to RGTC conversion

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 2a6cce09e356a33337dbc193d8a580d0faab8915
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2a6cce09e356a33337dbc193d8a580d0faab8915

Author: Dave Airlie <airlied at redhat.com>
Date:   Fri Feb 18 09:34:53 2011 +1000

r600g: add BC4/5 to RGTC conversion

this doesn't do anything much since the rest of mesa doesn't
support RGTC yet.

---

 src/gallium/drivers/r600/r600_texture.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_texture.c b/src/gallium/drivers/r600/r600_texture.c
index cc36d94..2321231 100644
--- a/src/gallium/drivers/r600/r600_texture.c
+++ b/src/gallium/drivers/r600/r600_texture.c
@@ -895,6 +895,14 @@ uint32_t r600_translate_texformat(enum pipe_format format,
 		case PIPE_FORMAT_DXT5_SRGBA:
 			result = FMT_BC3;
 			goto out_word4;
+		case PIPE_FORMAT_RGTC1_UNORM:
+		case PIPE_FORMAT_RGTC1_SNORM:
+			result = FMT_BC4;
+			goto out_word4;
+		case PIPE_FORMAT_RGTC2_UNORM:
+		case PIPE_FORMAT_RGTC2_SNORM:
+			result = FMT_BC5;
+			goto out_word4;
 		default:
 			goto out_unknown;
 		}