mirror of https://github.com/PCSX2/pcsx2.git
279 lines
8.3 KiB
C++
279 lines
8.3 KiB
C++
/*
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* Copyright (C) 2007-2009 Gabest
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* http://www.gabest.org
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*
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* This Program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This Program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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*/
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#pragma once
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#include "GSFastList.h"
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#include "Window/GSWnd.h"
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#include "GSTexture.h"
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#include "GSVertex.h"
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#include "GSAlignedClass.h"
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#include "GSOsdManager.h"
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enum ShaderConvert
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{
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ShaderConvert_COPY = 0,
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ShaderConvert_RGBA8_TO_16_BITS,
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ShaderConvert_DATM_1,
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ShaderConvert_DATM_0,
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ShaderConvert_MOD_256,
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ShaderConvert_SCANLINE = 5,
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ShaderConvert_DIAGONAL_FILTER,
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ShaderConvert_TRANSPARENCY_FILTER,
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ShaderConvert_TRIANGULAR_FILTER,
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ShaderConvert_COMPLEX_FILTER,
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ShaderConvert_FLOAT32_TO_32_BITS = 10,
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ShaderConvert_FLOAT32_TO_RGBA8,
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ShaderConvert_FLOAT16_TO_RGB5A1,
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ShaderConvert_RGBA8_TO_FLOAT32 = 13,
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ShaderConvert_RGBA8_TO_FLOAT24,
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ShaderConvert_RGBA8_TO_FLOAT16,
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ShaderConvert_RGB5A1_TO_FLOAT16,
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ShaderConvert_RGBA_TO_8I = 17,
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ShaderConvert_YUV,
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ShaderConvert_OSD,
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ShaderConvert_Count
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};
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enum ChannelFetch
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{
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ChannelFetch_NONE = 0,
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ChannelFetch_RED = 1,
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ChannelFetch_GREEN = 2,
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ChannelFetch_BLUE = 3,
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ChannelFetch_ALPHA = 4,
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ChannelFetch_RGB = 5,
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ChannelFetch_GXBY = 6,
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};
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#pragma pack(push, 1)
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class MergeConstantBuffer
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{
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public:
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GSVector4 BGColor;
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MergeConstantBuffer() {memset(this, 0, sizeof(*this));}
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};
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class InterlaceConstantBuffer
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{
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public:
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GSVector2 ZrH;
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float hH;
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float _pad[1];
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InterlaceConstantBuffer() {memset(this, 0, sizeof(*this));}
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};
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class ExternalFXConstantBuffer
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{
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public:
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GSVector2 xyFrame;
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GSVector4 rcpFrame;
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GSVector4 rcpFrameOpt;
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ExternalFXConstantBuffer() { memset(this, 0, sizeof(*this)); }
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};
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class FXAAConstantBuffer
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{
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public:
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GSVector4 rcpFrame;
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GSVector4 rcpFrameOpt;
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FXAAConstantBuffer() {memset(this, 0, sizeof(*this));}
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};
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class ShadeBoostConstantBuffer
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{
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public:
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GSVector4 rcpFrame;
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GSVector4 rcpFrameOpt;
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ShadeBoostConstantBuffer() {memset(this, 0, sizeof(*this));}
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};
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#pragma pack(pop)
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enum HWBlendFlags
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{
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// A couple of flag to determine the blending behavior
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BLEND_A_MAX = 0x100, // Impossible blending uses coeff bigger than 1
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BLEND_C_CLR = 0x200, // Clear color blending (use directly the destination color as blending factor)
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BLEND_NO_REC = 0x400, // Doesn't require sampling of the RT as a texture
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BLEND_ACCU = 0x800, // Allow to use a mix of SW and HW blending to keep the best of the 2 worlds
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};
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// Determines the HW blend function for DX11/OGL
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struct HWBlend { uint16 flags, op, src, dst; };
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class GSDevice : public GSAlignedClass<32>
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{
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private:
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FastList<GSTexture*> m_pool;
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static std::array<HWBlend, 3*3*3*3 + 1> m_blendMap;
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protected:
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enum : uint16
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{
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// HW blend factors
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SRC_COLOR, INV_SRC_COLOR, DST_COLOR, INV_DST_COLOR,
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SRC1_COLOR, INV_SRC1_COLOR, SRC_ALPHA, INV_SRC_ALPHA,
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DST_ALPHA, INV_DST_ALPHA, SRC1_ALPHA, INV_SRC1_ALPHA,
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CONST_COLOR, INV_CONST_COLOR, CONST_ONE, CONST_ZERO,
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// HW blend operations
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OP_ADD, OP_SUBTRACT, OP_REV_SUBTRACT
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};
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static const int m_NO_BLEND = 0;
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static const int m_MERGE_BLEND = m_blendMap.size() - 1;
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std::shared_ptr<GSWnd> m_wnd;
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int m_vsync;
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bool m_rbswapped;
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GSTexture* m_backbuffer;
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GSTexture* m_merge;
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GSTexture* m_weavebob;
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GSTexture* m_blend;
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GSTexture* m_target_tmp;
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GSTexture* m_current;
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struct {size_t stride, start, count, limit;} m_vertex;
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struct {size_t start, count, limit;} m_index;
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unsigned int m_frame; // for ageing the pool
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bool m_linear_present;
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virtual GSTexture* CreateSurface(int type, int w, int h, int format) = 0;
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virtual GSTexture* FetchSurface(int type, int w, int h, int format);
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virtual void DoMerge(GSTexture* sTex[3], GSVector4* sRect, GSTexture* dTex, GSVector4* dRect, const GSRegPMODE& PMODE, const GSRegEXTBUF& EXTBUF, const GSVector4& c) = 0;
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virtual void DoInterlace(GSTexture* sTex, GSTexture* dTex, int shader, bool linear, float yoffset) = 0;
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virtual void DoFXAA(GSTexture* sTex, GSTexture* dTex) {}
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virtual void DoShadeBoost(GSTexture* sTex, GSTexture* dTex) {}
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virtual void DoExternalFX(GSTexture* sTex, GSTexture* dTex) {}
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virtual uint16 ConvertBlendEnum(uint16 generic) = 0; // Convert blend factors/ops from the generic enum to DX11/OGl specific.
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public:
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GSOsdManager m_osd;
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GSDevice();
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virtual ~GSDevice();
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void Recycle(GSTexture* t);
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enum {Windowed, Fullscreen, DontCare};
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virtual bool Create(const std::shared_ptr<GSWnd> &wnd);
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virtual bool Reset(int w, int h);
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virtual bool IsLost(bool update = false) {return false;}
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virtual void Present(const GSVector4i& r, int shader);
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virtual void Present(GSTexture* sTex, GSTexture* dTex, const GSVector4& dRect, int shader = 0);
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virtual void Flip() {}
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virtual void SetVSync(int vsync) {m_vsync = vsync;}
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virtual void BeginScene() {}
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virtual void DrawPrimitive() {};
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virtual void DrawIndexedPrimitive() {}
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virtual void DrawIndexedPrimitive(int offset, int count) {}
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virtual void EndScene();
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virtual bool HasDepthSparse() { return false; }
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virtual bool HasColorSparse() { return false; }
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virtual void ClearRenderTarget(GSTexture* t, const GSVector4& c) {}
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virtual void ClearRenderTarget(GSTexture* t, uint32 c) {}
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virtual void ClearDepth(GSTexture* t) {}
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virtual void ClearStencil(GSTexture* t, uint8 c) {}
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GSTexture* CreateSparseRenderTarget(int w, int h, int format = 0);
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GSTexture* CreateSparseDepthStencil(int w, int h, int format = 0);
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GSTexture* CreateRenderTarget(int w, int h, int format = 0);
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GSTexture* CreateDepthStencil(int w, int h, int format = 0);
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GSTexture* CreateTexture(int w, int h, int format = 0);
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GSTexture* CreateOffscreen(int w, int h, int format = 0);
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virtual GSTexture* CopyOffscreen(GSTexture* src, const GSVector4& sRect, int w, int h, int format = 0, int ps_shader = 0) {return NULL;}
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virtual void CopyRect(GSTexture* sTex, GSTexture* dTex, const GSVector4i& r) {}
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virtual void StretchRect(GSTexture* sTex, const GSVector4& sRect, GSTexture* dTex, const GSVector4& dRect, int shader = 0, bool linear = true) {}
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virtual void StretchRect(GSTexture* sTex, const GSVector4& sRect, GSTexture* dTex, const GSVector4& dRect, bool red, bool green, bool blue, bool alpha) {}
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void StretchRect(GSTexture* sTex, GSTexture* dTex, const GSVector4& dRect, int shader = 0, bool linear = true);
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virtual void PSSetShaderResources(GSTexture* sr0, GSTexture* sr1) {}
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virtual void PSSetShaderResource(int i, GSTexture* sRect) {}
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virtual void OMSetRenderTargets(GSTexture* rt, GSTexture* ds, const GSVector4i* scissor = NULL) {}
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GSTexture* GetCurrent();
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void Merge(GSTexture* sTex[3], GSVector4* sRect, GSVector4* dRect, const GSVector2i& fs, const GSRegPMODE& PMODE, const GSRegEXTBUF& EXTBUF, const GSVector4& c);
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void Interlace(const GSVector2i& ds, int field, int mode, float yoffset);
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void FXAA();
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void ShadeBoost();
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void ExternalFX();
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virtual void RenderOsd(GSTexture* dt) {};
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bool ResizeTexture(GSTexture** t, int type, int w, int h);
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bool ResizeTexture(GSTexture** t, int w, int h);
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bool ResizeTarget(GSTexture** t, int w, int h);
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bool ResizeTarget(GSTexture** t);
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bool IsRBSwapped() {return m_rbswapped;}
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void AgePool();
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void PurgePool();
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virtual void PrintMemoryUsage();
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// Convert the GS blend equations to HW specific blend factors/ops
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// Index is computed as ((((A * 3 + B) * 3) + C) * 3) + D. A, B, C, D taken from ALPHA register.
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HWBlend GetBlend(size_t index);
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uint16 GetBlendFlags(size_t index);
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};
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struct GSAdapter
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{
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uint32 vendor;
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uint32 device;
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uint32 subsys;
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uint32 rev;
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operator std::string() const;
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bool operator==(const GSAdapter&) const;
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bool operator==(const std::string &s) const
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{
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return (std::string)*this == s;
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}
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bool operator==(const char *s) const
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{
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return (std::string)*this == s;
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}
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#ifdef _WIN32
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GSAdapter(const DXGI_ADAPTER_DESC1 &desc_dxgi);
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#endif
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#ifdef __linux__
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// TODO
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#endif
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};
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