mirror of
https://github.com/dolphin-emu/dolphin
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124 lines
4 KiB
C++
124 lines
4 KiB
C++
// Copyright 2017 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <memory>
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#include <string>
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#include <string_view>
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#include <vector>
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#include "Common/GL/GLUtil.h"
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#include "VideoCommon/AbstractFramebuffer.h"
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#include "VideoCommon/AbstractStagingTexture.h"
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#include "VideoCommon/AbstractTexture.h"
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namespace OGL
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{
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class OGLTexture final : public AbstractTexture
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{
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public:
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explicit OGLTexture(const TextureConfig& tex_config, std::string_view name);
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~OGLTexture();
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void CopyRectangleFromTexture(const AbstractTexture* src,
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const MathUtil::Rectangle<int>& src_rect, u32 src_layer,
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u32 src_level, const MathUtil::Rectangle<int>& dst_rect,
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u32 dst_layer, u32 dst_level) override;
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void ResolveFromTexture(const AbstractTexture* src, const MathUtil::Rectangle<int>& rect,
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u32 layer, u32 level) override;
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void Load(u32 level, u32 width, u32 height, u32 row_length, const u8* buffer, size_t buffer_size,
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u32 layer) override;
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GLuint GetGLTextureId() const { return m_texId; }
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GLenum GetGLTarget() const
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{
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if (m_config.type == AbstractTextureType::Texture_2DArray)
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{
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if (m_config.IsMultisampled())
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return GL_TEXTURE_2D_MULTISAMPLE_ARRAY;
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else
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return GL_TEXTURE_2D_ARRAY;
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}
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else if (m_config.type == AbstractTextureType::Texture_2D)
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{
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if (m_config.IsMultisampled())
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return GL_TEXTURE_2D_MULTISAMPLE;
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else
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return GL_TEXTURE_2D;
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}
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else if (m_config.type == AbstractTextureType::Texture_CubeMap)
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{
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return GL_TEXTURE_CUBE_MAP;
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}
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return GL_TEXTURE_2D_ARRAY;
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}
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static GLenum GetGLInternalFormatForTextureFormat(AbstractTextureFormat format, bool storage);
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GLenum GetGLFormatForImageTexture() const;
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private:
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void BlitFramebuffer(OGLTexture* srcentry, const MathUtil::Rectangle<int>& src_rect,
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u32 src_layer, u32 src_level, const MathUtil::Rectangle<int>& dst_rect,
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u32 dst_layer, u32 dst_level);
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GLuint m_texId;
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std::string m_name;
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};
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class OGLStagingTexture final : public AbstractStagingTexture
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{
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public:
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OGLStagingTexture() = delete;
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~OGLStagingTexture();
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void CopyFromTexture(const AbstractTexture* src, const MathUtil::Rectangle<int>& src_rect,
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u32 src_layer, u32 src_level,
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const MathUtil::Rectangle<int>& dst_rect) override;
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void CopyToTexture(const MathUtil::Rectangle<int>& src_rect, AbstractTexture* dst,
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const MathUtil::Rectangle<int>& dst_rect, u32 dst_layer,
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u32 dst_level) override;
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bool Map() override;
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void Unmap() override;
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void Flush() override;
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static std::unique_ptr<OGLStagingTexture> Create(StagingTextureType type,
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const TextureConfig& config);
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private:
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OGLStagingTexture(StagingTextureType type, const TextureConfig& config, GLenum target,
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GLuint buffer_name, size_t buffer_size, char* map_ptr, size_t map_stride);
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private:
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GLenum m_target;
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GLuint m_buffer_name;
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size_t m_buffer_size;
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GLsync m_fence = nullptr;
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};
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class OGLFramebuffer final : public AbstractFramebuffer
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{
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public:
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OGLFramebuffer(AbstractTexture* color_attachment, AbstractTexture* depth_attachment,
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std::vector<AbstractTexture*> additional_color_attachments,
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AbstractTextureFormat color_format, AbstractTextureFormat depth_format, u32 width,
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u32 height, u32 layers, u32 samples, GLuint fbo);
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~OGLFramebuffer() override;
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static std::unique_ptr<OGLFramebuffer>
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Create(OGLTexture* color_attachment, OGLTexture* depth_attachment,
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std::vector<AbstractTexture*> additional_color_attachments);
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GLuint GetFBO() const { return m_fbo; }
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// Used for updating the dimensions of the system/window framebuffer.
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void UpdateDimensions(u32 width, u32 height);
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protected:
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GLuint m_fbo;
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};
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} // namespace OGL
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