dolphin/Source/Core/VideoBackends/Vulkan/TextureCache.h

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// Copyright 2016 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include "Common/CommonTypes.h"
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#include "VideoBackends/Vulkan/StreamBuffer.h"
#include "VideoCommon/TextureCacheBase.h"
namespace Vulkan
{
class TextureConverter;
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class StateTracker;
class Texture2D;
class TextureCache : public TextureCacheBase
{
public:
struct TCacheEntry : TCacheEntryBase
{
TCacheEntry(const TCacheEntryConfig& config_, std::unique_ptr<Texture2D> texture,
VkFramebuffer framebuffer);
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~TCacheEntry();
Texture2D* GetTexture() const { return m_texture.get(); }
VkFramebuffer GetFramebuffer() const { return m_framebuffer; }
void Load(u32 level, u32 width, u32 height, u32 row_length, const u8* buffer,
size_t buffer_size) override;
void FromRenderTarget(bool is_depth_copy, const EFBRectangle& src_rect, bool scale_by_half,
unsigned int cbufid, const float* colmat) override;
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void CopyRectangleFromTexture(const TCacheEntryBase* source,
const MathUtil::Rectangle<int>& src_rect,
const MathUtil::Rectangle<int>& dst_rect) override;
void Bind(unsigned int stage) override;
bool Save(const std::string& filename, unsigned int level) override;
private:
std::unique_ptr<Texture2D> m_texture;
VkFramebuffer m_framebuffer;
};
TextureCache();
~TextureCache();
static TextureCache* GetInstance();
TextureConverter* GetTextureConverter() const { return m_texture_converter.get(); }
bool Initialize();
bool CompileShaders() override;
void DeleteShaders() override;
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TCacheEntryBase* CreateTexture(const TCacheEntryConfig& config) override;
void ConvertTexture(TCacheEntryBase* base_entry, TCacheEntryBase* base_unconverted, void* palette,
TlutFormat format) override;
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void CopyEFB(u8* dst, const EFBCopyFormat& format, u32 native_width, u32 bytes_per_row,
u32 num_blocks_y, u32 memory_stride, bool is_depth_copy,
const EFBRectangle& src_rect, bool scale_by_half) override;
void CopyRectangleFromTexture(TCacheEntry* dst_texture, const MathUtil::Rectangle<int>& dst_rect,
Texture2D* src_texture, const MathUtil::Rectangle<int>& src_rect);
bool SupportsGPUTextureDecode(TextureFormat format, TlutFormat palette_format) override;
void DecodeTextureOnGPU(TCacheEntryBase* entry, u32 dst_level, const u8* data, size_t data_size,
TextureFormat format, u32 width, u32 height, u32 aligned_width,
u32 aligned_height, u32 row_stride, const u8* palette,
TlutFormat palette_format) override;
private:
bool CreateRenderPasses();
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// Copies the contents of a texture using vkCmdCopyImage
void CopyTextureRectangle(TCacheEntry* dst_texture, const MathUtil::Rectangle<int>& dst_rect,
Texture2D* src_texture, const MathUtil::Rectangle<int>& src_rect);
// Copies (and optionally scales) the contents of a texture using a framgent shader.
void ScaleTextureRectangle(TCacheEntry* dst_texture, const MathUtil::Rectangle<int>& dst_rect,
Texture2D* src_texture, const MathUtil::Rectangle<int>& src_rect);
VkRenderPass m_render_pass = VK_NULL_HANDLE;
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std::unique_ptr<StreamBuffer> m_texture_upload_buffer;
std::unique_ptr<TextureConverter> m_texture_converter;
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VkShaderModule m_copy_shader = VK_NULL_HANDLE;
VkShaderModule m_efb_color_to_tex_shader = VK_NULL_HANDLE;
VkShaderModule m_efb_depth_to_tex_shader = VK_NULL_HANDLE;
};
} // namespace Vulkan