Fixed a bug where LYC would be compared to the wrong value in the first cycle of a frame

This commit is contained in:
Lior Halphon 2017-02-20 22:52:34 +02:00
parent b0dfb8c5ac
commit aca7687edd

View File

@ -380,7 +380,7 @@ static void update_display_state(GB_gameboy_t *gb, uint8_t cycles)
gb->io_registers[GB_IO_STAT] &= ~3;
gb->io_registers[GB_IO_STAT] |= 2;
}
else if (position_in_line == 0) {
else if (position_in_line == 0 && gb->display_cycles != 0) {
should_compare_ly = gb->is_cgb;
ly_for_comparison--;
}