[Mesa-dev] [PATCH] radv/meta: fix image clears for r4g4 format.
Dave Airlie
airlied at gmail.com
Fri Mar 17 04:24:58 UTC 2017
From: Dave Airlie <airlied at redhat.com>
This just uses an 8-bit clear and packs the values.
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
src/amd/vulkan/radv_meta_clear.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/src/amd/vulkan/radv_meta_clear.c b/src/amd/vulkan/radv_meta_clear.c
index c07775f..6583d64 100644
--- a/src/amd/vulkan/radv_meta_clear.c
+++ b/src/amd/vulkan/radv_meta_clear.c
@@ -1175,6 +1175,14 @@ radv_cmd_clear_image(struct radv_cmd_buffer *cmd_buffer,
internal_clear_value.color.uint32[0] = value;
}
+ if (format == VK_FORMAT_R4G4_UNORM_PACK8) {
+ uint8_t r, g;
+ format = VK_FORMAT_R8_UINT;
+ r = float_to_ubyte(clear_value->color.float32[0]) >> 4;
+ g = float_to_ubyte(clear_value->color.float32[1]) >> 4;
+ internal_clear_value.color.uint32[0] = (r << 4) | (g & 0xf);
+ }
+
for (uint32_t r = 0; r < range_count; r++) {
const VkImageSubresourceRange *range = &ranges[r];
for (uint32_t l = 0; l < radv_get_levelCount(image, range); ++l) {
--
2.9.3
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