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authorJason Ekstrand <jason.ekstrand@intel.com>2016-05-16 11:02:57 -0700
committerJason Ekstrand <jason.ekstrand@intel.com>2016-05-17 12:17:22 -0700
commitb6c4d46a580df5e1c9c21adae70fc0879190d53a (patch)
tree6b64ca7832570633c809a07d3ff8675bd23b8832 /src/intel/vulkan/anv_formats.c
parent45c93384e519aefba1d28388955b2638f4d26ea3 (diff)
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anv/formats: Add support for VK_FORMAT_B4G4R4A4_UNORM pre-gen8
Diffstat (limited to 'src/intel/vulkan/anv_formats.c')
-rw-r--r--src/intel/vulkan/anv_formats.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/intel/vulkan/anv_formats.c b/src/intel/vulkan/anv_formats.c
index bd8d11f..b52c7ca 100644
--- a/src/intel/vulkan/anv_formats.c
+++ b/src/intel/vulkan/anv_formats.c
@@ -287,6 +287,16 @@ anv_get_format(const struct brw_device_info *devinfo, VkFormat vk_format,
}
}
+ /* The B4G4R4A4 format isn't available prior to Sky Lake so we have to fall
+ * back to a format with a more complex swizzle.
+ */
+ if (vk_format == VK_FORMAT_B4G4R4A4_UNORM_PACK16 && devinfo->gen < 9) {
+ return (struct anv_format) {
+ .isl_format = ISL_FORMAT_B4G4R4A4_UNORM,
+ .swizzle = ISL_SWIZZLE(GREEN, RED, ALPHA, BLUE),
+ };
+ }
+
return format;
}