diff options
| author | Neil Roberts <neil@linux.intel.com> | 2015-09-09 14:38:08 +0100 |
|---|---|---|
| committer | Neil Roberts <neil@linux.intel.com> | 2015-11-05 10:33:16 +0100 |
| commit | bf6bd7eaf09fadc516a1e46635ed8590f4d88535 (patch) | |
| tree | d43b580a94daf8b62597f40f6db06634f21fa226 | |
| parent | b4c2e6054fe830c299113b143622bcd2158cd257 (diff) | |
i965: Support allocating the MCS buffer for 16x MSAA
When 16 samples are used the MCS buffer needs 64 bits per pixel.
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c index 0802b92502..b1a7632d82 100644 --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c @@ -1427,6 +1427,12 @@ intel_miptree_alloc_mcs(struct brw_context *brw, */ format = MESA_FORMAT_R_UINT32; break; + case 16: + /* 64 bits/pixel are required for MCS data when using 16x MSAA (4 bits + * for each sample). + */ + format = MESA_FORMAT_RG_UINT32; + break; default: unreachable("Unrecognized sample count in intel_miptree_alloc_mcs"); }; |