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authorCorbin Simpson <MostAwesomeDude@gmail.com>2009-06-27 10:57:03 -0700
committerCorbin Simpson <MostAwesomeDude@gmail.com>2009-06-27 12:07:59 -0700
commitf150e05afcbce73ff8422ffef2ce02536f691f2c (patch)
treedaef75b5de51560b4c3db1d40033af18f7332300 /src
parent1ac72aedb24c56c7158f770f4297516b3bf1899d (diff)
r300g: Fix EXT_packed_depth_stencil functionality.
Allow Z24S8 to be a true texture.
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/r300/r300_screen.c8
-rw-r--r--src/gallium/drivers/r300/r300_texture.h4
2 files changed, 10 insertions, 2 deletions
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 6817d7163d..42a7009481 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -214,10 +214,14 @@ static boolean check_tex_2d_format(enum pipe_format format, uint32_t usage,
/* Z buffer */
case PIPE_FORMAT_Z16_UNORM:
- /* Z buffer with stencil */
- case PIPE_FORMAT_Z24S8_UNORM:
return usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
+ /* Z buffer with stencil or texture */
+ case PIPE_FORMAT_Z24S8_UNORM:
+ return usage &
+ (PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
+ PIPE_TEXTURE_USAGE_SAMPLER);
+
/* Definitely unsupported formats. */
/* Non-usable Z buffer/stencil formats. */
case PIPE_FORMAT_Z24X8_UNORM:
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index 28157de57b..5511cca48c 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -55,10 +55,14 @@ static INLINE uint32_t r300_translate_texformat(enum pipe_format format)
/* DXT5 */
case PIPE_FORMAT_DXT5_RGBA:
return R300_EASY_TX_FORMAT(Y, Z, W, X, DXT5);
+ /* W24_FP */
+ case PIPE_FORMAT_Z24S8_UNORM:
+ return R300_EASY_TX_FORMAT(X, X, X, X, W24_FP);
default:
debug_printf("r300: Implementation error: "
"Got unsupported texture format %s in %s\n",
pf_name(format), __FUNCTION__);
+ assert(0);
break;
}
return 0;