Setting sweep period to 0 cancels pending calculate event

This commit is contained in:
Lior Halphon 2017-09-22 14:53:24 +03:00
parent 2ffce49e16
commit e0a6edac35
1 changed files with 6 additions and 0 deletions

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@ -483,6 +483,12 @@ void GB_apu_write(GB_gameboy_t *gb, uint8_t reg, uint8_t value)
gb->apu.is_active[GB_SQUARE_1] = false; gb->apu.is_active[GB_SQUARE_1] = false;
update_sample(gb, GB_SQUARE_1, 0, 0); update_sample(gb, GB_SQUARE_1, 0, 0);
gb->apu.sweep_enabled = false; gb->apu.sweep_enabled = false;
gb->apu.square_sweep_calculate_countdown = 0;
}
if ((gb->io_registers[GB_IO_NR10] & 0x70) == 0) {
/* Todo: what happens if we set period to 0 while a calculate event is scheduled, and then
re-set it to non-zero? */
gb->apu.square_sweep_calculate_countdown = 0;
} }
break; break;