Mesen2/Core/NES/Mappers/Unlicensed/Bmc190in1.h
2022-09-08 21:29:52 -04:00

23 lines
No EOL
560 B
C++

#pragma once
#include "pch.h"
#include "NES/BaseMapper.h"
class Bmc190in1 : public BaseMapper
{
protected:
uint16_t GetPrgPageSize() override { return 0x4000; }
uint16_t GetChrPageSize() override { return 0x2000; }
void InitMapper() override
{
WriteRegister(0x8000, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
SelectPrgPage(0, (value >> 2) & 0x07);
SelectPrgPage(1, (value >> 2) & 0x07);
SelectChrPage(0, (value >> 2) & 0x07);
SetMirroringType(value & 0x01 ? MirroringType::Horizontal : MirroringType::Vertical);
}
};