package com.grapeshot.halfnes.mappers;
import com.grapeshot.halfnes.*;
public class Mapper60 extends Mapper {
int reg = 0;
@Override
public void loadrom() throws BadMapperException {
//needs to be in every mapper. Fill with initial cfg
super.loadrom();
//remap CHR bank
for (int i = 0; i < 8; ++i) {
chr_map[i] = (1024 * i) & (chrsize - 1);
}
//remap PRG bank
for (int i = 0; i < 16; ++i) {
prg_map[i] = (1024 * i) & (prgsize - 1);
}
for (int i = 0; i < 16; ++i) {
prg_map[i + 16] = (1024 * i) & (prgsize - 1);
}
}
@Override
public void reset() {
reg = (reg + 1) & 3;
//remap CHR bank
for (int i = 0; i < 8; ++i) {
chr_map[i] = (1024 * (i + 8 * reg)) & (chrsize - 1);
}
//remap PRG bank
for (int i = 0; i < 16; ++i) {
prg_map[i] = (1024 * (i + 16 * reg)) & (prgsize - 1);
}
for (int i = 0; i < 16; ++i) {
prg_map[i + 16] = (1024 * (i + 16 * reg)) & (prgsize - 1);
}
}
}