The rasterizer does not have StoreTile support for these, so just mark
them as unsupported. They may still be used for texturing if necessary.
Fixes fbo-blending-formats piglit test.
Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
---
src/gallium/drivers/swr/swr_screen.cpp | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/src/gallium/drivers/swr/swr_screen.cpp
b/src/gallium/drivers/swr/swr_screen.cpp
index fa16edd..c4b46b9 100644
--- a/src/gallium/drivers/swr/swr_screen.cpp
+++ b/src/gallium/drivers/swr/swr_screen.cpp
@@ -114,6 +114,20 @@ swr_is_format_supported(struct pipe_screen *screen,
return FALSE;
/*
+ * Don't allow any luminance/intensity formats
+ */
+ if (format_desc->swizzle[0] == format_desc->swizzle[1] &&
+ format_desc->swizzle[0] != PIPE_SWIZZLE_0)
+ return FALSE;
+
+ /*
+ * There's also currently no support for rendering to BGR5X1 or BGR10X2
+ */
+ if (format == PIPE_FORMAT_B5G5R5X1_UNORM ||
+ format == PIPE_FORMAT_B10G10R10X2_UNORM)
+ return FALSE;
+
+ /*
* Although possible, it is unnatural to render into compressed or YUV
* surfaces. So disable these here to avoid going into weird paths
* inside the state trackers.
--
2.7.3
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