mirror of
https://github.com/libretro/Mesen.git
synced 2024-11-30 12:30:52 +00:00
31 lines
825 B
C++
31 lines
825 B
C++
#pragma once
|
|
#include "stdafx.h"
|
|
#include "BaseMapper.h"
|
|
|
|
class JalecoJf16 : public BaseMapper
|
|
{
|
|
protected:
|
|
virtual uint16_t GetPRGPageSize() override { return 0x4000; }
|
|
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
|
|
virtual bool HasBusConflicts() override { return true; }
|
|
|
|
void InitMapper() override
|
|
{
|
|
SelectPRGPage(0, GetPowerOnByte());
|
|
SelectPRGPage(1, -1);
|
|
|
|
SelectCHRPage(0, GetPowerOnByte());
|
|
}
|
|
|
|
void WriteRegister(uint16_t addr, uint8_t value) override
|
|
{
|
|
SelectPRGPage(0, value & 0x07);
|
|
SelectCHRPage(0, (value >> 4) & 0x0F);
|
|
if(_romInfo.SubMapperID == 3) {
|
|
//078: 3 Holy Diver
|
|
SetMirroringType(value & 0x08 ? MirroringType::Vertical : MirroringType::Horizontal);
|
|
} else {
|
|
SetMirroringType(value & 0x08 ? MirroringType::ScreenBOnly : MirroringType::ScreenAOnly);
|
|
}
|
|
}
|
|
}; |