64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/*
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* Copyright © 2016 Red Hat.
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* Copyright © 2016 Bas Nieuwenhuizen
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*
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* Based on u_format.h which is:
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* Copyright 2009-2010 VMware, Inc.
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef VK_FORMAT_H
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#define VK_FORMAT_H
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#include <assert.h>
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#include <util/macros.h>
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#include <util/format/u_format.h>
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#include <vulkan/util/vk_format.h>
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#include <vulkan/vulkan.h>
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static inline bool
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vk_format_has_alpha(VkFormat format)
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{
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return util_format_has_alpha(vk_format_to_pipe_format(format));
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}
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static inline unsigned
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vk_format_get_component_bits(VkFormat format,
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enum util_format_colorspace colorspace,
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unsigned component)
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{
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switch (format) {
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case VK_FORMAT_G8B8G8R8_422_UNORM:
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case VK_FORMAT_B8G8R8G8_422_UNORM:
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case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
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case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
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/* util_format_get_component_bits doesn't return what we want */
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return 8;
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default:
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break;
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}
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return util_format_get_component_bits(vk_format_to_pipe_format(format),
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colorspace, component);
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}
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#endif /* VK_FORMAT_H */
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