pcsx2/plugins/GSdx/GPUDrawScanline.h

147 lines
3.3 KiB
C++

/*
* Copyright (C) 2007-2009 Gabest
* http://www.gabest.org
*
* 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; either version 2, or (at your option)
* any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#pragma once
#include "GPUState.h"
#include "GSRasterizer.h"
#include "GSAlignedClass.h"
union GPUScanlineSelector
{
struct
{
DWORD iip:1; // 0
DWORD me:1; // 1
DWORD abe:1; // 2
DWORD abr:2; // 3
DWORD tge:1; // 5
DWORD tme:1; // 6
DWORD twin:1; // 7
DWORD tlu:1; // 8
DWORD dtd:1; // 9
DWORD ltf:1; // 10
// DWORD dte:1: // 11
};
struct
{
DWORD _pad1:1; // 0
DWORD rfb:2; // 1
DWORD _pad2:2; // 3
DWORD tfx:2; // 5
};
DWORD key;
operator DWORD() {return key & 0xff;}
};
__declspec(align(16)) struct GPUScanlineEnvironment
{
GPUScanlineSelector sel;
GPULocalMemory* mem;
const void* tex;
const WORD* clut;
GSVector4i u[3];
GSVector4i v[3];
GSVector4i a;
GSVector4i md; // similar to gs fba
GSVector4i ds, dt, dst8;
GSVector4i dr, dg, db, dc8;
};
__declspec(align(16)) struct GPUScanlineParam
{
GPUScanlineSelector sel;
const void* tex;
const WORD* clut;
};
class GPUDrawScanline : public GSAlignedClass<16>, public IDrawScanline
{
GPUScanlineEnvironment m_env;
//
class GPUDrawScanlineMap : public GSFunctionMap<DWORD, DrawScanlinePtr>
{
DrawScanlinePtr m_default[256];
public:
GPUDrawScanlineMap();
DrawScanlinePtr GetDefaultFunction(DWORD key);
};
GPUDrawScanlineMap m_ds;
//
class GPUSetupPrimMap : public GSFunctionMap<DWORD, SetupPrimPtr>
{
SetupPrimPtr m_default[2][2][2];
public:
GPUSetupPrimMap();
SetupPrimPtr GetDefaultFunction(DWORD key);
};
GPUSetupPrimMap m_sp;
//
template<DWORD sprite, DWORD tme, DWORD iip>
void SetupPrim(const GSVertexSW* vertices, const GSVertexSW& dscan);
//
__forceinline void SampleTexture(DWORD ltf, DWORD tlu, DWORD twin, GSVector4i& test, const GSVector4i& s, const GSVector4i& t, GSVector4i* c);
__forceinline void ColorTFX(DWORD tfx, const GSVector4i& r, const GSVector4i& g, const GSVector4i& b, GSVector4i* c);
__forceinline void AlphaBlend(UINT32 abr, UINT32 tme, const GSVector4i& d, GSVector4i* c);
__forceinline void WriteFrame(WORD* RESTRICT fb, const GSVector4i& test, const GSVector4i* c, int pixels);
void DrawScanline(int top, int left, int right, const GSVertexSW& v);
template<DWORD sel>
void DrawScanlineEx(int top, int left, int right, const GSVertexSW& v);
protected:
GPUState* m_state;
int m_id;
public:
GPUDrawScanline(GPUState* state, int id);
virtual ~GPUDrawScanline();
// IDrawScanline
void BeginDraw(const GSRasterizerData* data, Functions* f);
void EndDraw(const GSRasterizerStats& stats) {}
void PrintStats() {}
};