diff options
| author | Christoph Bumiller <[email protected]> | 2011-08-27 17:31:04 +0200 |
|---|---|---|
| committer | Christoph Bumiller <[email protected]> | 2011-08-30 13:55:07 +0200 |
| commit | 9f4998639c3c47f0b7ee3e2a29b7f3609d3f7796 (patch) | |
| tree | c305c22b3828851eb12a233c70e4f0f01a44d8bb /src | |
| parent | fb92fc25b00beda4df48865670c8769c7a669aac (diff) | |
nv50,nvc0: reject R8G8B8A8/X8_UNORM for multisample surfaces
The window system buffer will be BGRA and applications will try to
directly resolve to it, which would trigger an INVALID_OPERATION in
BlitFramebuffer if the multisample renderbuffer is RGBA.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_screen.c | 7 | ||||
| -rw-r--r-- | src/gallium/drivers/nvc0/nvc0_screen.c | 12 |
2 files changed, 17 insertions, 2 deletions
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c index 581aad19627..985a55c3223 100644 --- a/src/gallium/drivers/nv50/nv50_screen.c +++ b/src/gallium/drivers/nv50/nv50_screen.c @@ -43,7 +43,7 @@ nv50_screen_is_format_supported(struct pipe_screen *pscreen, unsigned sample_count, unsigned bindings) { - if (sample_count > 2 && sample_count != 4 && sample_count != 8) + if (!(0x117 & (1 << sample_count))) /* 0, 1, 2, 4 or 8 */ return FALSE; if (sample_count == 8 && util_format_get_blocksizebits(format) >= 128) return FALSE; @@ -56,6 +56,11 @@ nv50_screen_is_format_supported(struct pipe_screen *pscreen, if (nv50_screen(pscreen)->tesla->grclass < NVA0_3D) return FALSE; break; + case PIPE_FORMAT_R8G8B8A8_UNORM: + case PIPE_FORMAT_R8G8B8X8_UNORM: + /* HACK: GL requires equal formats for MS resolve and window is BGRA */ + if (sample_count > 1) + return FALSE; default: break; } diff --git a/src/gallium/drivers/nvc0/nvc0_screen.c b/src/gallium/drivers/nvc0/nvc0_screen.c index c79256a6ba2..204887d2e8b 100644 --- a/src/gallium/drivers/nvc0/nvc0_screen.c +++ b/src/gallium/drivers/nvc0/nvc0_screen.c @@ -40,12 +40,22 @@ nvc0_screen_is_format_supported(struct pipe_screen *pscreen, unsigned sample_count, unsigned bindings) { - if (sample_count > 2 && sample_count != 4 && sample_count != 8) + if (!(0x117 & (1 << sample_count))) /* 0, 1, 2, 4 or 8 */ return FALSE; if (!util_format_is_supported(format, bindings)) return FALSE; + switch (format) { + case PIPE_FORMAT_R8G8B8A8_UNORM: + case PIPE_FORMAT_R8G8B8X8_UNORM: + /* HACK: GL requires equal formats for MS resolve and window is BGRA */ + if (sample_count > 1) + return FALSE; + default: + break; + } + /* transfers & shared are always supported */ bindings &= ~(PIPE_BIND_TRANSFER_READ | PIPE_BIND_TRANSFER_WRITE | |