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authorJosé Fonseca <jfonseca@vmware.com>2009-11-10 17:51:06 -0800
committerJosé Fonseca <jfonseca@vmware.com>2009-11-24 14:25:20 +0000
commitb375526b50271317868a20484c8a1f36707e6005 (patch)
tree47c0f44e44f9dc03c835555457a736e690994f0d /src/gallium/drivers/llvmpipe/lp_screen.c
parentc6d663e6dc8799a178b03bc3059ef5c5c3d7f629 (diff)
llvmpipe: Be more conservative with the supported formats.
We'll likely support much more formats, but doing this allows to run more testsuites without immediately hit assertion failures.
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_screen.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_screen.c58
1 files changed, 51 insertions, 7 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index 05189274589..0fb133486aa 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -27,6 +27,7 @@
#include "util/u_memory.h"
+#include "util/u_format.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
@@ -131,17 +132,17 @@ llvmpipe_is_format_supported( struct pipe_screen *_screen,
{
struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
struct llvmpipe_winsys *winsys = screen->winsys;
+ const struct util_format_description *format_desc;
+
+ format_desc = util_format_description(format);
+ if(!format_desc)
+ return FALSE;
assert(target == PIPE_TEXTURE_1D ||
target == PIPE_TEXTURE_2D ||
target == PIPE_TEXTURE_3D ||
target == PIPE_TEXTURE_CUBE);
- if(format == PIPE_FORMAT_Z16_UNORM)
- return FALSE;
- if(format == PIPE_FORMAT_S8_UNORM)
- return FALSE;
-
switch(format) {
case PIPE_FORMAT_DXT1_RGB:
case PIPE_FORMAT_DXT1_RGBA:
@@ -152,8 +153,51 @@ llvmpipe_is_format_supported( struct pipe_screen *_screen,
break;
}
- if(tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET)
- return winsys->is_displaytarget_format_supported(winsys, format);
+ if(tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) {
+ if(format_desc->block.width != 1 ||
+ format_desc->block.height != 1)
+ return FALSE;
+
+ if(format_desc->layout != UTIL_FORMAT_LAYOUT_SCALAR &&
+ format_desc->layout != UTIL_FORMAT_LAYOUT_ARITH &&
+ format_desc->layout != UTIL_FORMAT_LAYOUT_ARRAY)
+ return FALSE;
+
+ if(format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB &&
+ format_desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB)
+ return FALSE;
+ }
+
+ if(tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) {
+ if(!winsys->is_displaytarget_format_supported(winsys, format))
+ return FALSE;
+ }
+
+ if(tex_usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL) {
+ if(format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
+ return FALSE;
+
+ /* FIXME: Temporary restriction. See lp_state_fs.c. */
+ if(format_desc->block.bits != 32)
+ return FALSE;
+ }
+
+ /* FIXME: Temporary restrictions. See lp_bld_sample_soa.c */
+ if(tex_usage & PIPE_TEXTURE_USAGE_SAMPLER) {
+ if(format_desc->block.width != 1 ||
+ format_desc->block.height != 1)
+ return FALSE;
+
+ if(format_desc->layout != UTIL_FORMAT_LAYOUT_SCALAR &&
+ format_desc->layout != UTIL_FORMAT_LAYOUT_ARITH &&
+ format_desc->layout != UTIL_FORMAT_LAYOUT_ARRAY)
+ return FALSE;
+
+ if(format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB &&
+ format_desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB &&
+ format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
+ return FALSE;
+ }
return TRUE;
}