1d6be9febf
Add a flat table to test if it's legal to create a texture view between two formats or copy betweem them. This table is based on ARB_copy_image and ARB_texture_view. Copies are more permissive than views.
32 lines
815 B
C++
32 lines
815 B
C++
// Copyright 2020 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <array>
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#include <bitset>
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#include <cstddef>
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#include "video_core/surface.h"
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namespace VideoCore::Surface {
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class FormatCompatibility {
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public:
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using Table = std::array<std::bitset<MaxPixelFormat>, MaxPixelFormat>;
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explicit FormatCompatibility();
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bool TestView(PixelFormat format_a, PixelFormat format_b) const noexcept {
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return view[static_cast<size_t>(format_a)][static_cast<size_t>(format_b)];
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}
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bool TestCopy(PixelFormat format_a, PixelFormat format_b) const noexcept {
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return copy[static_cast<size_t>(format_a)][static_cast<size_t>(format_b)];
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}
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private:
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Table view;
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Table copy;
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};
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} // namespace VideoCore::Surface
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