diff options
| author | Samuel Pitoiset <[email protected]> | 2018-04-06 15:32:25 +0200 |
|---|---|---|
| committer | Samuel Pitoiset <[email protected]> | 2018-04-09 11:21:08 +0200 |
| commit | 32f5174ce825d13ed3b1cb6e8c5f8091ddc5045f (patch) | |
| tree | 036dc7acb216bf354a3a1197e5d36108f9bb97d5 /src/amd/vulkan | |
| parent | f882c62218fdb184c57e65b9d84b6214d8eef156 (diff) | |
radv: add radv_get_cmask_fast_clear_value() helper
DCC for MSAA textures are currently unsupported but that will
be used later on.
Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/amd/vulkan')
| -rw-r--r-- | src/amd/vulkan/radv_meta_clear.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/src/amd/vulkan/radv_meta_clear.c b/src/amd/vulkan/radv_meta_clear.c index 678de4275fa..7de2f2d0133 100644 --- a/src/amd/vulkan/radv_meta_clear.c +++ b/src/amd/vulkan/radv_meta_clear.c @@ -859,6 +859,22 @@ fail: return res; } +static uint32_t +radv_get_cmask_fast_clear_value(const struct radv_image *image) +{ + uint32_t value = 0; /* Default value when no DCC. */ + + /* The fast-clear value is different for images that have both DCC and + * CMASK metadata. + */ + if (image->surface.dcc_size) { + /* DCC fast clear with MSAA should clear CMASK to 0xC. */ + return image->info.samples > 1 ? 0xcccccccc : 0xffffffff; + } + + return value; +} + uint32_t radv_clear_cmask(struct radv_cmd_buffer *cmd_buffer, struct radv_image *image, uint32_t value) @@ -970,6 +986,7 @@ emit_fast_color_clear(struct radv_cmd_buffer *cmd_buffer, const struct radv_image_view *iview = fb->attachments[pass_att].attachment; VkClearColorValue clear_value = clear_att->clearValue.color; uint32_t clear_color[2], flush_bits; + uint32_t cmask_clear_value; bool ret; if (!iview->image->cmask.size && !iview->image->surface.dcc_size) @@ -1030,6 +1047,9 @@ emit_fast_color_clear(struct radv_cmd_buffer *cmd_buffer, } else cmd_buffer->state.flush_bits |= RADV_CMD_FLAG_FLUSH_AND_INV_CB | RADV_CMD_FLAG_FLUSH_AND_INV_CB_META; + + cmask_clear_value = radv_get_cmask_fast_clear_value(iview->image); + /* clear cmask buffer */ if (iview->image->surface.dcc_size) { uint32_t reset_value; @@ -1043,7 +1063,8 @@ emit_fast_color_clear(struct radv_cmd_buffer *cmd_buffer, radv_set_dcc_need_cmask_elim_pred(cmd_buffer, iview->image, !can_avoid_fast_clear_elim); } else { - flush_bits = radv_clear_cmask(cmd_buffer, iview->image, 0); + flush_bits = radv_clear_cmask(cmd_buffer, iview->image, + cmask_clear_value); } if (post_flush) { |