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////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia 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 of the License, or
// (at your option) any later version.
//
// Nestopia 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 Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
////////////////////////////////////////////////////////////////////////////////////////
#ifndef NST_VSSYSTEM_H
#define NST_VSSYSTEM_H
#include "../api/NstApiInput.hpp"
#include "../NstDipSwitches.hpp"
#include "../NstCartridge.hpp"
#ifdef NST_PRAGMA_ONCE
#pragma once
#endif
namespace Nes
{
namespace Core
{
class Cartridge::VsSystem
{
public:
enum Mode
{
MODE_STD,
MODE_RBI,
MODE_TKO,
MODE_XEV
};
static VsSystem* Create(Cpu&,Ppu&,PpuModel,dword);
static void Destroy(VsSystem*);
void Reset(bool);
void SaveState(State::Saver&,dword) const;
void LoadState(State::Loader&);
protected:
struct Context;
explicit VsSystem(Context&);
virtual ~VsSystem();
private:
class RbiBaseball;
class SuperXevious;
class TkoBoxing;
virtual void Reset() {}
virtual void SubSave(State::Saver&) const {}
virtual void SubLoad(State::Loader&,dword) {}
class Dip;
class VsDipSwitches : public DipSwitches
{
public:
VsDipSwitches(Dip*&,uint);
~VsDipSwitches();
inline uint Reg(uint) const;
inline void Reset();
void BeginFrame(Input::Controllers*);
private:
uint NumDips() const;
uint NumValues(uint) const;
cstring GetDipName(uint) const;
cstring GetValueName(uint,uint) const;
uint GetValue(uint) const;
void SetValue(uint,uint);
uint coinTimer;
Dip* const table;
const uint size;
uint regs[2];
};
enum
{
DIPSWITCH_4016_MASK = 0x03,
DIPSWITCH_4016_SHIFT = 3,
DIPSWITCH_4017_MASK = 0xFC,
DIPSWITCH_4017_SHIFT = 0,
COIN_1 = Input::Controllers::VsSystem::COIN_1,
COIN_2 = Input::Controllers::VsSystem::COIN_2,
COIN = COIN_1|COIN_2,
STATUS_4016_MASK = uint(DIPSWITCH_4016_MASK) << DIPSWITCH_4016_SHIFT | COIN,
STATUS_4017_MASK = uint(DIPSWITCH_4017_MASK) << DIPSWITCH_4017_SHIFT
};
NES_DECL_PEEK( Nop );
NES_DECL_POKE( Nop );
NES_DECL_PEEK( 4016 );
NES_DECL_POKE( 4016 );
NES_DECL_PEEK( 4017 );
NES_DECL_POKE( 4017 );
NES_DECL_PEEK( 4020 );
NES_DECL_POKE( 4020 );
protected:
Cpu& cpu;
Ppu& ppu;
private:
class InputMapper
{
typedef Input::Controllers::Pad Pad;
virtual void Fix(Pad (&)[4],const uint (&)[2]) const = 0;
void* userData;
Pad::PollCallback userCallback;
struct Type1;
struct Type2;
struct Type3;
struct Type4;
struct Type5;
public:
enum Type
{
TYPE_NONE,
TYPE_1,
TYPE_2,
TYPE_3,
TYPE_4,
TYPE_5
};
static InputMapper* Create(Type);
virtual ~InputMapper() {}
void Begin(const Api::Input,Input::Controllers*);
void End() const;
};
InputMapper* const inputMapper;
Io::Port p4016;
Io::Port p4017;
VsDipSwitches dips;
uint coin;
const PpuModel ppuModel;
public:
void BeginFrame(const Api::Input& input,Input::Controllers* controllers)
{
dips.BeginFrame( controllers );
if (inputMapper)
inputMapper->Begin( input, controllers );
}
void VSync() const
{
if (inputMapper)
inputMapper->End();
}
PpuModel GetPpuModel() const
{
return ppuModel;
}
DipSwitches& GetDipSwiches()
{
return dips;
}
};
}
}
#endif
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