pcsx2/plugins/GSdx/GPUDrawScanline.cpp

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/*
* 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
*
*/
#include "StdAfx.h"
#include "GPUDrawScanline.h"
GPUDrawScanline::GPUDrawScanline(GPUState* state, int id)
: m_state(state)
, m_id(id)
, m_sp(m_env)
, m_ds(m_env)
{
}
GPUDrawScanline::~GPUDrawScanline()
{
}
void GPUDrawScanline::BeginDraw(const GSRasterizerData* data, Functions* f)
{
GPUDrawingEnvironment& env = m_state->m_env;
const GPUScanlineParam* p = (const GPUScanlineParam*)data->param;
m_env.sel = p->sel;
m_env.vm = m_state->m_mem.GetPixelAddress(0, 0);
if(m_env.sel.tme)
{
m_env.tex = p->tex;
m_env.clut = p->clut;
if(m_env.sel.twin)
{
DWORD u, v;
u = ~(env.TWIN.TWW << 3) & 0xff;
v = ~(env.TWIN.TWH << 3) & 0xff;
m_env.twin[0].u = GSVector4i((u << 16) | u);
m_env.twin[0].v = GSVector4i((v << 16) | v);
u = env.TWIN.TWX << 3;
v = env.TWIN.TWY << 3;
m_env.twin[1].u = GSVector4i((u << 16) | u) & ~m_env.twin[0].u;
m_env.twin[1].v = GSVector4i((v << 16) | v) & ~m_env.twin[0].v;
}
}
//
f->ssl = m_ds.Lookup(m_env.sel);
f->sr = NULL; // TODO
// doesn't need all bits => less functions generated
GPUScanlineSelector sel;
sel.key = 0;
sel.iip = m_env.sel.iip;
sel.tfx = m_env.sel.tfx;
sel.twin = m_env.sel.twin;
sel.sprite = m_env.sel.sprite;
f->ssp = m_sp.Lookup(sel);
}
void GPUDrawScanline::EndDraw(const GSRasterizerStats& stats)
{
m_ds.UpdateStats(stats, m_state->m_perfmon.GetFrame());
}
//
GPUDrawScanline::GPUSetupPrimMap::GPUSetupPrimMap(GPUScanlineEnvironment& env)
: GSCodeGeneratorFunctionMap("GPUSetupPrim")
, m_env(env)
{
}
GPUSetupPrimCodeGenerator* GPUDrawScanline::GPUSetupPrimMap::Create(DWORD key, void* ptr, size_t maxsize)
{
return new GPUSetupPrimCodeGenerator(m_env, ptr, maxsize);
}
//
GPUDrawScanline::GPUDrawScanlineMap::GPUDrawScanlineMap(GPUScanlineEnvironment& env)
: GSCodeGeneratorFunctionMap("GPUDrawScanline")
, m_env(env)
{
}
GPUDrawScanlineCodeGenerator* GPUDrawScanline::GPUDrawScanlineMap::Create(DWORD key, void* ptr, size_t maxsize)
{
return new GPUDrawScanlineCodeGenerator(m_env, ptr, maxsize);
}