0639244d85
OpenGL does not natively support BGR internal formats, which causes many BGR textures to render incorrectly, with Red and Blue channels swapped. This commit aims to address this by swizzling the blue and red channels on texture copies when a BGR format is encountered.
74 lines
2 KiB
C++
74 lines
2 KiB
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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#pragma once
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#include <span>
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#include <glad/glad.h>
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#include "common/common_types.h"
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#include "video_core/renderer_opengl/gl_resource_manager.h"
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#include "video_core/texture_cache/types.h"
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namespace OpenGL {
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class Image;
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class ProgramManager;
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struct ImageBufferMap;
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class Bgr565CopyPass {
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public:
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Bgr565CopyPass() = default;
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~Bgr565CopyPass() = default;
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void Execute(const Image& dst_image, const Image& src_image,
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const VideoCommon::ImageCopy& copy);
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private:
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[[nodiscard]] bool CopyBufferCreationNeeded(const VideoCommon::ImageCopy& copy);
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void CreateNewCopyBuffer(const VideoCommon::ImageCopy& copy, GLenum target, GLuint format);
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OGLBuffer bgr16_pbo;
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size_t bgr16_pbo_size{};
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};
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class UtilShaders {
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public:
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explicit UtilShaders(ProgramManager& program_manager);
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~UtilShaders();
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void BlockLinearUpload2D(Image& image, const ImageBufferMap& map,
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std::span<const VideoCommon::SwizzleParameters> swizzles);
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void BlockLinearUpload3D(Image& image, const ImageBufferMap& map,
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std::span<const VideoCommon::SwizzleParameters> swizzles);
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void PitchUpload(Image& image, const ImageBufferMap& map,
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std::span<const VideoCommon::SwizzleParameters> swizzles);
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void CopyBC4(Image& dst_image, Image& src_image,
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std::span<const VideoCommon::ImageCopy> copies);
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void CopyBGR(Image& dst_image, Image& src_image,
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std::span<const VideoCommon::ImageCopy> copies);
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private:
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ProgramManager& program_manager;
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OGLBuffer swizzle_table_buffer;
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OGLProgram block_linear_unswizzle_2d_program;
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OGLProgram block_linear_unswizzle_3d_program;
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OGLProgram pitch_unswizzle_program;
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OGLProgram copy_bgra_program;
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OGLProgram copy_bc4_program;
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Bgr565CopyPass bgr_copy_pass;
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};
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GLenum StoreFormat(u32 bytes_per_block);
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} // namespace OpenGL
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