[Mesa-dev] [PATCH] radv: Add R16G16B16A16_SNORM fast clear support

Alex Smith asmith at feralinteractive.com
Tue Oct 10 16:00:09 UTC 2017


Signed-off-by: Alex Smith <asmith at feralinteractive.com>
---
 src/amd/vulkan/radv_formats.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/amd/vulkan/radv_formats.c b/src/amd/vulkan/radv_formats.c
index 88305abd04..5c79ea7406 100644
--- a/src/amd/vulkan/radv_formats.c
+++ b/src/amd/vulkan/radv_formats.c
@@ -961,6 +961,12 @@ bool radv_format_pack_clear_color(VkFormat format,
 		clear_vals[1] = ((uint16_t)util_iround(CLAMP(value->float32[2], 0.0f, 1.0f) * 0xffff)) & 0xffff;
 		clear_vals[1] |= ((uint16_t)util_iround(CLAMP(value->float32[3], 0.0f, 1.0f) * 0xffff)) << 16;
 		break;
+	case VK_FORMAT_R16G16B16A16_SNORM:
+		clear_vals[0] = ((uint16_t)util_iround(CLAMP(value->float32[0], -1.0f, 1.0f) * 0x7fff)) & 0xffff;
+		clear_vals[0] |= ((uint16_t)util_iround(CLAMP(value->float32[1], -1.0f, 1.0f) * 0x7fff)) << 16;
+		clear_vals[1] = ((uint16_t)util_iround(CLAMP(value->float32[2], -1.0f, 1.0f) * 0x7fff)) & 0xffff;
+		clear_vals[1] |= ((uint16_t)util_iround(CLAMP(value->float32[3], -1.0f, 1.0f) * 0x7fff)) << 16;
+		break;
 	case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
 		clear_vals[0] = ((uint16_t)util_iround(CLAMP(value->float32[0], 0.0f, 1.0f) * 0x3ff)) & 0x3ff;
 		clear_vals[0] |= (((uint16_t)util_iround(CLAMP(value->float32[1], 0.0f, 1.0f) * 0x3ff)) & 0x3ff) << 10;
-- 
2.13.6



More information about the mesa-dev mailing list