Mesen/Core/Bmc190in1.h
2016-12-17 23:14:47 -05:00

23 lines
559 B
C++

#pragma once
#include "stdafx.h"
#include "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);
}
};