Mesen2/Core/NES/Input/TwoPlayerAdapter.h
2022-09-08 21:29:52 -04:00

31 lines
686 B
C++

#pragma once
#include "pch.h"
#include "Shared/BaseControlDevice.h"
#include "Shared/ControllerHub.h"
#include "Utilities/Serializer.h"
class TwoPlayerAdapter : public ControllerHub<2>
{
public:
TwoPlayerAdapter(Emulator* emu, ControllerType type, ControllerConfig controllers[]) : ControllerHub(emu, type, BaseControlDevice::ExpDevicePort, controllers)
{}
void WriteRam(uint16_t addr, uint8_t value) override
{
value &= 0x01;
ControllerHub::WriteRam(addr, value);
}
uint8_t ReadRam(uint16_t addr) override
{
StrobeProcessRead();
uint8_t output = 0;
uint8_t i = addr - 0x4016;
if(_ports[i]) {
output |= (ReadPort(i) & 0x01) << 1;
}
return output;
}
};