[Mesa-dev] [PATCH 2/5] radv: allocate CMASK for DCC fast clear with MSAA
Samuel Pitoiset
samuel.pitoiset at gmail.com
Tue Apr 17 14:05:15 UTC 2018
CMASK is required because it should be cleared to
0xCCCCCCCC for MSAA textures.
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
src/amd/vulkan/radv_image.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/amd/vulkan/radv_image.c b/src/amd/vulkan/radv_image.c
index a14e7c18b29..ba8f14d91bd 100644
--- a/src/amd/vulkan/radv_image.c
+++ b/src/amd/vulkan/radv_image.c
@@ -997,6 +997,13 @@ radv_image_create(VkDevice _device,
/* Try to enable DCC first. */
if (radv_image_can_enable_dcc(image)) {
radv_image_alloc_dcc(image);
+ if (image->info.samples > 1) {
+ /* CMASK should be enabled because DCC fast
+ * clear with MSAA needs it.
+ */
+ assert(radv_image_can_enable_cmask(image));
+ radv_image_alloc_cmask(device, image);
+ }
} else {
/* When DCC cannot be enabled, try CMASK. */
image->surface.dcc_size = 0;
--
2.17.0
More information about the mesa-dev
mailing list