stella/src/emucore/Control.cxx

182 lines
4.6 KiB
C++

//============================================================================
//
// SSSS tt lll lll
// SS SS tt ll ll
// SS tttttt eeee ll ll aaaa
// SSSS tt ee ee ll ll aa
// SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator"
// SS SS tt ee ll ll aa aa
// SSSS ttt eeeee llll llll aaaaa
//
// Copyright (c) 1995-2014 by Bradford W. Mott, Stephen Anthony
// and the Stella Team
//
// See the file "License.txt" for information on usage and redistribution of
// this file, and for a DISCLAIMER OF ALL WARRANTIES.
//
// $Id$
//============================================================================
#include <cassert>
#include "System.hxx"
#include "Control.hxx"
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Controller::Controller(Jack jack, const Event& event, const System& system,
Type type)
: myJack(jack),
myEvent(event),
mySystem(system),
myType(type)
{
myDigitalPinState[One] =
myDigitalPinState[Two] =
myDigitalPinState[Three] =
myDigitalPinState[Four] =
myDigitalPinState[Six] = true;
myAnalogPinValue[Five] =
myAnalogPinValue[Nine] = maximumResistance;
switch(myType)
{
case Joystick:
myName = "Joystick";
break;
case Paddles:
myName = "Paddles";
break;
case BoosterGrip:
myName = "BoosterGrip";
break;
case Driving:
myName = "Driving";
break;
case Keyboard:
myName = "Keyboard";
break;
case TrackBall22:
myName = "TrackBall22";
break;
case TrackBall80:
myName = "TrackBall80";
break;
case AmigaMouse:
myName = "AmigaMouse";
break;
case AtariVox:
myName = "AtariVox";
break;
case SaveKey:
myName = "SaveKey";
break;
case KidVid:
myName = "KidVid";
break;
case Genesis:
myName = "Genesis";
break;
case MindLink:
myName = "MindLink";
break;
case CompuMate:
myName = "CompuMate";
break;
}
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Controller::~Controller()
{
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
uInt8 Controller::read()
{
uInt8 ioport = 0x00;
if(read(One)) ioport |= 0x01;
if(read(Two)) ioport |= 0x02;
if(read(Three)) ioport |= 0x04;
if(read(Four)) ioport |= 0x08;
return ioport;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
bool Controller::read(DigitalPin pin)
{
return myDigitalPinState[pin];
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Int32 Controller::read(AnalogPin pin)
{
return myAnalogPinValue[pin];
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void Controller::set(DigitalPin pin, bool value)
{
myDigitalPinState[pin] = value;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void Controller::set(AnalogPin pin, Int32 value)
{
myAnalogPinValue[pin] = value;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
bool Controller::save(Serializer& out) const
{
try
{
// Output the digital pins
out.putBool(myDigitalPinState[One]);
out.putBool(myDigitalPinState[Two]);
out.putBool(myDigitalPinState[Three]);
out.putBool(myDigitalPinState[Four]);
out.putBool(myDigitalPinState[Six]);
// Output the analog pins
out.putInt(myAnalogPinValue[Five]);
out.putInt(myAnalogPinValue[Nine]);
}
catch(...)
{
cerr << "ERROR: Controller::save() exception\n";
return false;
}
return true;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
bool Controller::load(Serializer& in)
{
try
{
// Input the digital pins
myDigitalPinState[One] = in.getBool();
myDigitalPinState[Two] = in.getBool();
myDigitalPinState[Three] = in.getBool();
myDigitalPinState[Four] = in.getBool();
myDigitalPinState[Six] = in.getBool();
// Input the analog pins
myAnalogPinValue[Five] = (Int32) in.getInt();
myAnalogPinValue[Nine] = (Int32) in.getInt();
}
catch(...)
{
cerr << "ERROR: Controller::load() exception\n";
return false;
}
return true;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
const Int32 Controller::maximumResistance = 0x7FFFFFFF;
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
const Int32 Controller::minimumResistance = 0x00000000;