ppsspp/GPU/D3D11/ShaderManagerD3D11.h
2023-02-26 15:58:58 -08:00

140 lines
4.4 KiB
C++

// Copyright (c) 2017- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include <map>
#include <d3d11.h>
#include "Common/CommonTypes.h"
#include "GPU/Common/ShaderCommon.h"
#include "GPU/Common/ShaderId.h"
#include "GPU/Common/ShaderUniforms.h"
#include "GPU/Common/FragmentShaderGenerator.h"
class D3D11Context;
class D3D11PushBuffer;
class D3D11FragmentShader {
public:
D3D11FragmentShader(ID3D11Device *device, D3D_FEATURE_LEVEL featureLevel, FShaderID id, const char *code, bool useHWTransform);
~D3D11FragmentShader();
const std::string &source() const { return source_; }
bool Failed() const { return failed_; }
bool UseHWTransform() const { return useHWTransform_; }
std::string GetShaderString(DebugShaderStringType type) const;
ID3D11PixelShader *GetShader() const { return module_; }
protected:
ID3D11PixelShader *module_ = nullptr;
ID3D11Device *device_;
std::string source_;
bool failed_ = false;
bool useHWTransform_;
FShaderID id_;
};
class D3D11VertexShader {
public:
D3D11VertexShader(ID3D11Device *device, D3D_FEATURE_LEVEL featureLevel, VShaderID id, const char *code, bool useHWTransform);
~D3D11VertexShader();
const std::string &source() const { return source_; }
const std::vector<uint8_t> &bytecode() const { return bytecode_; }
bool Failed() const { return failed_; }
bool UseHWTransform() const { return useHWTransform_; }
std::string GetShaderString(DebugShaderStringType type) const;
ID3D11VertexShader *GetShader() const { return module_; }
protected:
ID3D11VertexShader *module_ = nullptr;
ID3D11Device *device_;
std::string source_;
std::vector<uint8_t> bytecode_;
bool failed_ = false;
bool useHWTransform_;
VShaderID id_;
};
class D3D11PushBuffer;
class ShaderManagerD3D11 : public ShaderManagerCommon {
public:
ShaderManagerD3D11(Draw::DrawContext *draw, ID3D11Device *device, ID3D11DeviceContext *context, D3D_FEATURE_LEVEL featureLevel);
~ShaderManagerD3D11();
void GetShaders(int prim, VertexDecoder *decoder, D3D11VertexShader **vshader, D3D11FragmentShader **fshader, const ComputedPipelineState &pipelineState, bool useHWTransform, bool useHWTessellation, bool weightsAsFloat, bool useSkinInDecode);
void ClearShaders() override;
void DirtyLastShader() override;
void DeviceLost() override { draw_ = nullptr; }
void DeviceRestore(Draw::DrawContext *draw) override { draw_ = draw; }
int GetNumVertexShaders() const { return (int)vsCache_.size(); }
int GetNumFragmentShaders() const { return (int)fsCache_.size(); }
std::vector<std::string> DebugGetShaderIDs(DebugShaderType type) override;
std::string DebugGetShaderString(std::string id, DebugShaderType type, DebugShaderStringType stringType) override;
uint64_t UpdateUniforms(bool useBufferedRendering);
void BindUniforms();
// TODO: Avoid copying these buffers if same as last draw, can still point to it assuming we're still in the same pushbuffer.
// Applies dirty changes and copies the buffer.
bool IsBaseDirty() { return true; }
bool IsLightDirty() { return true; }
bool IsBoneDirty() { return true; }
private:
void Clear();
ID3D11Device *device_;
ID3D11DeviceContext *context_;
D3D_FEATURE_LEVEL featureLevel_;
typedef std::map<FShaderID, D3D11FragmentShader *> FSCache;
FSCache fsCache_;
typedef std::map<VShaderID, D3D11VertexShader *> VSCache;
VSCache vsCache_;
char *codeBuffer_;
// Uniform block scratchpad. These (the relevant ones) are copied to the current pushbuffer at draw time.
UB_VS_FS_Base ub_base;
UB_VS_Lights ub_lights;
UB_VS_Bones ub_bones;
// Not actual pushbuffers, requires D3D11.1, let's try to live without that first.
ID3D11Buffer *push_base;
ID3D11Buffer *push_lights;
ID3D11Buffer *push_bones;
D3D11FragmentShader *lastFShader_ = nullptr;
D3D11VertexShader *lastVShader_ = nullptr;
FShaderID lastFSID_;
VShaderID lastVSID_;
};