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-rw-r--r--src/vulkan/anv_formats.c23
-rw-r--r--src/vulkan/anv_private.h3
2 files changed, 26 insertions, 0 deletions
diff --git a/src/vulkan/anv_formats.c b/src/vulkan/anv_formats.c
index abbf667a079..19de40b52c2 100644
--- a/src/vulkan/anv_formats.c
+++ b/src/vulkan/anv_formats.c
@@ -221,6 +221,29 @@ anv_format_for_vk_format(VkFormat format)
return &anv_formats[format];
}
+/**
+ * Exactly one bit must be set in \a aspect.
+ */
+enum isl_format
+anv_get_isl_format(VkFormat format, VkImageAspectFlags aspect)
+{
+ const struct anv_format *anv_fmt = &anv_formats[format];
+
+ switch (aspect) {
+ case VK_IMAGE_ASPECT_COLOR_BIT:
+ return anv_fmt->surface_format;
+ case VK_IMAGE_ASPECT_DEPTH_BIT:
+ assert(anv_fmt->depth_format != 0);
+ return anv_fmt->surface_format;
+ case VK_IMAGE_ASPECT_STENCIL_BIT:
+ assert(anv_fmt->has_stencil);
+ return ISL_FORMAT_R8_UINT;
+ default:
+ unreachable("bad VkImageAspect");
+ return ISL_FORMAT_UNSUPPORTED;
+ }
+}
+
// Format capabilities
void anv_validate_GetPhysicalDeviceFormatProperties(
diff --git a/src/vulkan/anv_private.h b/src/vulkan/anv_private.h
index c1b777e5973..156905ffa5d 100644
--- a/src/vulkan/anv_private.h
+++ b/src/vulkan/anv_private.h
@@ -1385,6 +1385,9 @@ extern const struct anv_format *const anv_format_s8_uint;
const struct anv_format *
anv_format_for_vk_format(VkFormat format);
+enum isl_format
+anv_get_isl_format(VkFormat format, VkImageAspectFlags aspect);
+
static inline bool
anv_format_is_color(const struct anv_format *format)
{