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jangou.cpp: slight improvements to luckygrl decryption (nw)

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This commit is contained in:
Ivan Vangelista 2018-07-05 16:59:00 +02:00
parent 009d3f8b1c
commit c709bebef0
1 changed files with 6 additions and 6 deletions
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12
src/mame/drivers/jangou.cpp
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@ -1270,12 +1270,12 @@ void jangou_state::init_luckygrl()
{
case 0x000: x = bitswap<8>(x ^ 0x00, 7, 6, 5, 4, 3, 2, 1, 0); break;
case 0x001: x = bitswap<8>(x ^ 0xa0, 3, 6, 5, 4, 7, 2, 1, 0); break;
case 0x010: x = bitswap<8>(x ^ 0x88, 7, 6, 5, 4, 3, 2, 1, 0); break;
case 0x011: x = bitswap<8>(x ^ 0x28, 7, 6, 3, 4, 5, 2, 1, 0); break;
case 0x100: x = bitswap<8>(x ^ 0x28, 7, 6, 3, 4, 5, 2, 1, 0); break;
case 0x101: x = bitswap<8>(x ^ 0x20, 7, 6, 5, 4, 3, 2, 1, 0); break;
case 0x110: x = bitswap<8>(x ^ 0x28, 3, 6, 5, 4, 7, 2, 1, 0); break;
case 0x111: x = bitswap<8>(x ^ 0x88, 7, 6, 5, 4, 3, 2, 1, 0); break;
case 0x010: x = bitswap<8>(x ^ 0x88, 5, 6, 7, 4, 3, 2, 1, 0); break;
case 0x011: x = bitswap<8>(x ^ 0x28, 3, 6, 7, 4, 5, 2, 1, 0); break;
case 0x100: x = bitswap<8>(x ^ 0x28, 3, 6, 7, 4, 5, 2, 1, 0); break;
case 0x101: x = bitswap<8>(x ^ 0x20, 5, 6, 7, 4, 3, 2, 1, 0); break;
case 0x110: x = bitswap<8>(x ^ 0x28, 5, 6, 3, 4, 7, 2, 1, 0); break;
case 0x111: x = bitswap<8>(x ^ 0x88, 5, 6, 7, 4, 3, 2, 1, 0); break;
}
ROM[A] = x;