Mesen-X/Core/Mapper200.h
2022-03-17 01:03:20 +08:00

28 lines
602 B
C++

#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class Mapper200 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() override { return 0x4000; }
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
void InitMapper() override
{
SelectPRGPage(0, 0);
SelectPRGPage(1, 0);
SelectCHRPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
uint8_t bank = addr & 0x07;
SelectPRGPage(0, bank);
SelectPRGPage(1, bank);
SelectCHRPage(0, bank);
SetMirroringType(addr & 0x08 ? MirroringType::Horizontal : MirroringType::Vertical);
}
};