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vulkan: add plane aspect format helper

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Acked-by: Simon Perretta <simon.perretta@imgtec.com>
Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39231>
This commit is contained in:
Ella Stanforth 2026-01-02 11:18:22 +00:00 • committed by Marge Bot
parent a05fc97bc9
commit b4457dd5d0
2 changed files with 22 additions and 3 deletions
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22
src/vulkan/util/vk_format.c
View file

@ -649,6 +649,24 @@ vk_format_get_plane_format(VkFormat format, unsigned plane_id)
}
}
VkFormat
vk_format_get_plane_aspect_format(VkFormat format, const VkImageAspectFlags aspect)
{
assert(aspect & vk_format_aspects(format));
switch(aspect) {
case VK_IMAGE_ASPECT_PLANE_0_BIT:
return vk_format_get_plane_format(format, 0);
case VK_IMAGE_ASPECT_PLANE_1_BIT:
return vk_format_get_plane_format(format, 1);
case VK_IMAGE_ASPECT_PLANE_2_BIT:
return vk_format_get_plane_format(format, 2);
default:
assert(vk_format_get_plane_count(format) == 1);
return format;
}
}
VkFormat
vk_format_get_aspect_format(VkFormat format, const VkImageAspectFlags aspect)
{
@ -663,11 +681,9 @@ vk_format_get_aspect_format(VkFormat format, const VkImageAspectFlags aspect)
case VK_IMAGE_ASPECT_STENCIL_BIT:
return vk_format_stencil_only(format);
case VK_IMAGE_ASPECT_PLANE_0_BIT:
return vk_format_get_plane_format(format, 0);
case VK_IMAGE_ASPECT_PLANE_1_BIT:
return vk_format_get_plane_format(format, 1);
case VK_IMAGE_ASPECT_PLANE_2_BIT:
return vk_format_get_plane_format(format, 2);
return vk_format_get_plane_aspect_format(format, aspect);
default:
UNREACHABLE("Cannot translate format aspect");
}

3
src/vulkan/util/vk_format.h
View file

@ -307,6 +307,9 @@ vk_format_get_bpc(VkFormat format)
VkFormat
vk_format_get_plane_format(VkFormat format, unsigned plane_id);
VkFormat
vk_format_get_plane_aspect_format(VkFormat format, const VkImageAspectFlags aspect);
VkFormat
vk_format_get_aspect_format(VkFormat format, const VkImageAspectFlags aspect);