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https://github.com/SourMesen/Mesen2.git
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097e2d40c7
* Delete libevdev as well with `make clean` * Fix explicit specialization is non-namespace scope * Fix declaration of CgbFlag changing its meaning * Fix declaration of NesHeader changing its meaning
31 lines
958 B
C++
31 lines
958 B
C++
#pragma once
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#include "NES/BaseMapper.h"
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class MagicFloor218 : public BaseMapper
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{
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protected:
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uint16_t GetPrgPageSize() override { return 0x8000; }
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uint16_t GetChrPageSize() override { return 0x2000; }
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void InitMapper() override
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{
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SelectPrgPage(0, 0);
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if(GetMirroringType() == MirroringType::FourScreens) {
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SetMirroringType(_romInfo.Header.Byte6 & 0x01 ? MirroringType::ScreenBOnly : MirroringType::ScreenAOnly);
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}
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uint16_t mask = 0;
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switch(GetMirroringType()) {
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case MirroringType::Vertical: mask = 0x400; break;
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case MirroringType::Horizontal: mask = 0x800; break;
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case MirroringType::ScreenAOnly: mask = 0x1000; break;
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case MirroringType::ScreenBOnly: mask = 0x2000; break;
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case MirroringType::FourScreens: break; //Will never be FourScreens, see InitMapper() above
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}
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for(int i = 0; i < 8; i++) {
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SetPpuMemoryMapping(i*0x400, i*0x400+0x3FF, ((i * 0x400) & mask) ? 1 : 0, ChrMemoryType::NametableRam);
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}
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}
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};
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