mirror of https://github.com/PCSX2/pcsx2.git
151 lines
4.0 KiB
C++
151 lines
4.0 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, 675 Mass Ave, Cambridge, MA 02139, 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 "GS.h"
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#include "GSVertexSW.h"
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#include "GSFunctionMap.h"
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__declspec(align(16)) class GSRasterizerData
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{
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public:
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GSVector4i scissor;
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GS_PRIM_CLASS primclass;
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const GSVertexSW* vertices;
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int count;
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const void* param;
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};
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class IRasterizer
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{
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public:
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virtual ~IRasterizer() {}
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virtual void Draw(const GSRasterizerData* data) = 0;
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virtual void GetStats(GSRasterizerStats& stats) = 0;
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virtual void PrintStats() = 0;
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};
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class IDrawScanline
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{
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public:
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typedef void (IDrawScanline::*DrawSolidRectPtr)(const GSVector4i& r, const GSVertexSW& v);
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typedef void (__fastcall *DrawScanlineStaticPtr)(int right, int left, int top, const GSVertexSW& v);
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typedef void (__fastcall *SetupPrimStaticPtr)(const GSVertexSW* vertices, const GSVertexSW& dscan);
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struct Functions
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{
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DrawSolidRectPtr sr; // TODO
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DrawScanlineStaticPtr ssl;
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SetupPrimStaticPtr ssp;
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};
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virtual ~IDrawScanline() {}
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virtual void BeginDraw(const GSRasterizerData* data, Functions* dsf) = 0;
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virtual void EndDraw(const GSRasterizerStats& stats) = 0;
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virtual void PrintStats() = 0;
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};
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class GSRasterizer : public IRasterizer
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{
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protected:
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IDrawScanline* m_ds;
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IDrawScanline::Functions m_dsf;
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int m_id;
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int m_threads;
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GSRasterizerStats m_stats;
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void DrawPoint(const GSVertexSW* v, const GSVector4i& scissor);
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void DrawLine(const GSVertexSW* v, const GSVector4i& scissor);
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void DrawTriangle(const GSVertexSW* v, const GSVector4i& scissor);
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void DrawSprite(const GSVertexSW* v, const GSVector4i& scissor);
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void DrawTriangleTop(GSVertexSW* v, const GSVector4i& scissor);
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void DrawTriangleBottom(GSVertexSW* v, const GSVector4i& scissor);
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void DrawTriangleTopBottom(GSVertexSW* v, const GSVector4i& scissor);
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__forceinline void DrawTriangleSection(int top, int bottom, GSVertexSW& l, const GSVertexSW& dl, GSVector4& r, const GSVector4& dr, const GSVertexSW& dscan, const GSVector4& scissor);
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__forceinline void DrawTriangleSection(int top, int bottom, GSVertexSW& l, const GSVertexSW& dl, const GSVertexSW& dscan, const GSVector4& scissor);
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public:
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GSRasterizer(IDrawScanline* ds, int id = 0, int threads = 0);
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virtual ~GSRasterizer();
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// IRasterizer
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void Draw(const GSRasterizerData* data);
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void GetStats(GSRasterizerStats& stats);
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void PrintStats() {m_ds->PrintStats();}
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};
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class GSRasterizerMT : public GSRasterizer
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{
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long* m_sync;
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bool m_exit;
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DWORD m_ThreadId;
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HANDLE m_hThread;
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const GSRasterizerData* m_data;
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static DWORD WINAPI StaticThreadProc(LPVOID lpParam);
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DWORD ThreadProc();
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public:
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GSRasterizerMT(IDrawScanline* ds, int id, int threads, long* sync);
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virtual ~GSRasterizerMT();
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// IRasterizer
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void Draw(const GSRasterizerData* data);
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};
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class GSRasterizerList : protected CAtlList<IRasterizer*>, public IRasterizer
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{
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long* m_sync;
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GSRasterizerStats m_stats;
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void FreeRasterizers();
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public:
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GSRasterizerList();
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virtual ~GSRasterizerList();
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template<class DS, class T> void Create(T* parent, int threads)
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{
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FreeRasterizers();
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threads = max(threads, 1); // TODO: min(threads, number of cpu cores)
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for(int i = 0; i < threads; i++)
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{
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AddTail(new GSRasterizerMT(new DS(parent, i), i, threads, m_sync));
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}
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}
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// IRasterizer
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void Draw(const GSRasterizerData* data);
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void GetStats(GSRasterizerStats& stats);
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void PrintStats();
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};
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