dolphin/Source/Core/VideoBackends/D3D/VertexManager.h

74 lines
1.8 KiB
C++

// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <d3d11.h>
#include <array>
#include <atomic>
#include <memory>
#include <vector>
#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/VertexManagerBase.h"
struct ID3D11Buffer;
namespace DX11
{
class D3DBlob;
class D3DVertexFormat : public NativeVertexFormat
{
public:
D3DVertexFormat(const PortableVertexDeclaration& vtx_decl);
~D3DVertexFormat();
ID3D11InputLayout* GetInputLayout(D3DBlob* vs_bytecode);
private:
std::array<D3D11_INPUT_ELEMENT_DESC, 32> m_elems{};
UINT m_num_elems = 0;
std::atomic<ID3D11InputLayout*> m_layout{nullptr};
};
class VertexManager : public VertexManagerBase
{
public:
VertexManager();
~VertexManager();
std::unique_ptr<NativeVertexFormat>
CreateNativeVertexFormat(const PortableVertexDeclaration& vtx_decl) override;
void UploadUtilityUniforms(const void* uniforms, u32 uniforms_size) override;
protected:
void CreateDeviceObjects() override;
void DestroyDeviceObjects() override;
void ResetBuffer(u32 vertex_stride, bool cull_all) override;
void CommitBuffer(u32 num_vertices, u32 vertex_stride, u32 num_indices, u32* out_base_vertex,
u32* out_base_index) override;
void UploadConstants() override;
void DrawCurrentBatch(u32 base_index, u32 num_indices, u32 base_vertex) override;
private:
enum
{
MAX_BUFFER_COUNT = 2
};
ID3D11Buffer* m_buffers[MAX_BUFFER_COUNT] = {};
u32 m_current_buffer = 0;
u32 m_buffer_cursor = 0;
std::vector<u8> m_staging_vertex_buffer;
std::vector<u16> m_staging_index_buffer;
ID3D11Buffer* m_vertex_constant_buffer = nullptr;
ID3D11Buffer* m_geometry_constant_buffer = nullptr;
ID3D11Buffer* m_pixel_constant_buffer = nullptr;
};
} // namespace DX11