/*
* HalfNES by Andrew Hoffman
* Licensed under the GNU GPL Version 3. See LICENSE file
*/
package com.grapeshot.halfnes.mappers;
import com.grapeshot.halfnes.*;
public class AnromMapper extends Mapper {
@Override
public void loadrom() throws BadMapperException {
super.loadrom();
for (int i = 0; i < 32; ++i) {
prg_map[i] = (1024 * i) & (prgsize - 1);
}
for (int i = 0; i < 8; ++i) {
chr_map[i] = (1024 * i) & (chrsize - 1);
}
}
@Override
public final void cartWrite(final int addr, final int data) {
if (addr < 0x8000 || addr > 0xffff) {
super.cartWrite(addr, data);
return;
}
//remap all 32k of PRG to 32 x bank #
for (int i = 0; i < 32; ++i) {
prg_map[i] = (1024 * (i + (32 * (data & 15)))) & (prgsize - 1);
}
setmirroring(((data & (utils.BIT4)) != 0) ? MirrorType.SS_MIRROR1 : MirrorType.SS_MIRROR0);
}
}