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DrawEngineD3D11.h
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DrawEngineD3D11.h
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// Copyright (c) 2012- 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 <d3d11_1.h>
#include "Common/Hashmaps.h"
#include "GPU/GPUState.h"
#include "GPU/Common/GPUDebugInterface.h"
#include "GPU/Common/IndexGenerator.h"
#include "GPU/Common/VertexDecoderCommon.h"
#include "GPU/Common/DrawEngineCommon.h"
#include "GPU/Common/GPUStateUtils.h"
#include "GPU/D3D11/FragmentShaderGeneratorD3D11.h"
#include "GPU/D3D11/StateMappingD3D11.h"
#include "GPU/D3D11/D3D11Util.h"
struct DecVtxFormat;
struct UVScale;
class D3D11VertexShader;
class ShaderManagerD3D11;
class TextureCacheD3D11;
class FramebufferManagerD3D11;
// States transitions:
// On creation: DRAWN_NEW
// DRAWN_NEW -> DRAWN_HASHING
// DRAWN_HASHING -> DRAWN_RELIABLE
// DRAWN_HASHING -> DRAWN_UNRELIABLE
// DRAWN_ONCE -> UNRELIABLE
// DRAWN_RELIABLE -> DRAWN_SAFE
// UNRELIABLE -> death
// DRAWN_ONCE -> death
// DRAWN_RELIABLE -> death
enum {
VAI11_FLAG_VERTEXFULLALPHA = 1,
};
// Try to keep this POD.
class VertexArrayInfoD3D11 {
public:
VertexArrayInfoD3D11() {
status = VAI_NEW;
vbo = 0;
ebo = 0;
prim = GE_PRIM_INVALID;
numDraws = 0;
numFrames = 0;
lastFrame = gpuStats.numFlips;
numVerts = 0;
drawsUntilNextFullHash = 0;
flags = 0;
}
~VertexArrayInfoD3D11();
enum Status : uint8_t {
VAI_NEW,
VAI_HASHING,
VAI_RELIABLE, // cache, don't hash
VAI_UNRELIABLE, // never cache
};
ReliableHashType hash;
u32 minihash;
ID3D11Buffer *vbo;
ID3D11Buffer *ebo;
// Precalculated parameter for drawRangeElements
u16 numVerts;
u16 maxIndex;
s8 prim;
Status status;
// ID information
int numDraws;
int numFrames;
int lastFrame; // So that we can forget.
u16 drawsUntilNextFullHash;
u8 flags;
};
// Handles transform, lighting and drawing.
class DrawEngineD3D11 : public DrawEngineCommon {
public:
DrawEngineD3D11(Draw::DrawContext *draw, ID3D11Device *device, ID3D11DeviceContext *context);
virtual ~DrawEngineD3D11();
void SubmitPrim(void *verts, void *inds, GEPrimitiveType prim, int vertexCount, u32 vertType, int *bytesRead);
void SetShaderManager(ShaderManagerD3D11 *shaderManager) {
shaderManager_ = shaderManager;
}
void SetTextureCache(TextureCacheD3D11 *textureCache) {
textureCache_ = textureCache;
}
void SetFramebufferManager(FramebufferManagerD3D11 *fbManager) {
framebufferManager_ = fbManager;
}
void InitDeviceObjects();
void DestroyDeviceObjects();
void BeginFrame();
void SetupVertexDecoder(u32 vertType);
void SetupVertexDecoderInternal(u32 vertType);
// So that this can be inlined
void Flush() {
if (!numDrawCalls)
return;
DoFlush();
}
void FinishDeferred() {
if (!numDrawCalls)
return;
DecodeVerts();
}
void DispatchFlush() override { Flush(); }
void DispatchSubmitPrim(void *verts, void *inds, GEPrimitiveType prim, int vertexCount, u32 vertType, int *bytesRead) override {
SubmitPrim(verts, inds, prim, vertexCount, vertType, bytesRead);
}
void ClearTrackedVertexArrays() override;
void Resized() override;
void ClearInputLayoutMap();
private:
void DecodeVerts();
void DoFlush();
void ApplyDrawState(int prim);
void ApplyDrawStateLate(bool applyStencilRef, uint8_t stencilRef);
void ResetShaderBlending();
ID3D11InputLayout *SetupDecFmtForDraw(D3D11VertexShader *vshader, const DecVtxFormat &decFmt, u32 pspFmt);
void MarkUnreliable(VertexArrayInfoD3D11 *vai);
Draw::DrawContext *draw_; // Used for framebuffer related things exclusively.
ID3D11Device *device_;
ID3D11Device1 *device1_;
ID3D11DeviceContext *context_;
ID3D11DeviceContext1 *context1_;
PrehashMap<VertexArrayInfoD3D11 *, nullptr> vai_;
struct InputLayoutKey {
D3D11VertexShader *vshader;
u32 vertType;
bool operator <(const InputLayoutKey &other) const {
if (vertType < other.vertType)
return true;
if (vertType > other.vertType)
return false;
return vshader < other.vshader;
}
};
DenseHashMap<InputLayoutKey, ID3D11InputLayout *, nullptr> inputLayoutMap_;
// Other
ShaderManagerD3D11 *shaderManager_ = nullptr;
TextureCacheD3D11 *textureCache_ = nullptr;
FramebufferManagerD3D11 *framebufferManager_ = nullptr;
// Pushbuffers
PushBufferD3D11 *pushVerts_;
PushBufferD3D11 *pushInds_;
// D3D11 state object caches.
// TODO: Change them to DenseHashMaps.
std::map<uint64_t, ID3D11BlendState *> blendCache_;
std::map<uint64_t, ID3D11BlendState1 *> blendCache1_;
std::map<uint64_t, ID3D11DepthStencilState *> depthStencilCache_;
std::map<uint32_t, ID3D11RasterizerState *> rasterCache_;
// Keep the depth state between ApplyDrawState and ApplyDrawStateLate
ID3D11RasterizerState *rasterState_ = nullptr;
ID3D11BlendState *blendState_ = nullptr;
ID3D11BlendState1 *blendState1_ = nullptr;
ID3D11DepthStencilState *depthStencilState_ = nullptr;
// State keys
D3D11StateKeys keys_{};
D3D11DynamicState dynState_{};
// Hardware tessellation
class TessellationDataTransferD3D11 : public TessellationDataTransfer {
private:
ID3D11DeviceContext *context_;
ID3D11Device *device_;
ID3D11Texture1D *data_tex[3];
ID3D11ShaderResourceView *view[3];
D3D11_TEXTURE1D_DESC desc;
D3D11_BOX dstBox;
public:
TessellationDataTransferD3D11(ID3D11DeviceContext *context_, ID3D11Device *device_)
: TessellationDataTransfer(), context_(context_), device_(device_), data_tex(), view(), desc(), dstBox{0, 0, 0, 1, 1, 1} {
desc.CPUAccessFlags = 0;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.ArraySize = 1;
desc.MipLevels = 1;
desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;
}
~TessellationDataTransferD3D11() {
for (int i = 0; i < 3; i++) {
if (data_tex[i]) {
data_tex[i]->Release();
view[i]->Release();
}
}
}
void SendDataToShader(const float *pos, const float *tex, const float *col, int size, bool hasColor, bool hasTexCoords) override;
};
};