C++ (Cpp) set_music_clock Examples

Example #1

File: snk6502.cpp Project: fesh0r/mame-full

void snk6502_sound_device::device_start()
{
	// adjusted
	set_music_freq(43000);

	// 38.99 Hz update (according to schematic)
	set_music_clock(M_LN2 * (RES_K(18) * 2 + RES_K(1)) * CAP_U(1));

	m_tone_stream = machine().sound().stream_alloc(*this, 0, 1, SAMPLE_RATE);

	for (int i = 0; i < NUM_CHANNELS; i++)
	{
		save_item(NAME(m_tone_channels[i].mute), i);
		save_item(NAME(m_tone_channels[i].offset), i);
		save_item(NAME(m_tone_channels[i].base), i);
		save_item(NAME(m_tone_channels[i].mask), i);
		save_item(NAME(m_tone_channels[i].sample_step), i);
		save_item(NAME(m_tone_channels[i].sample_cur), i);
		save_item(NAME(m_tone_channels[i].form), i);
	}

	save_item(NAME(m_tone_clock));
	save_item(NAME(m_sound0_stop_on_rollover));
	save_item(NAME(m_hd38880_cmd));
	save_item(NAME(m_hd38880_addr));
	save_item(NAME(m_hd38880_data_bytes));
	save_item(NAME(m_hd38880_speed));
}

Example #2

File: snk6502.c Project: Ander-son/libretro-mame

void snk6502_sound_device::device_start()
{
	m_ROM = machine().root_device().memregion("snk6502")->base();

	// adjusted
	set_music_freq(43000);

	// 38.99 Hz update (according to schematic)
	set_music_clock(M_LN2 * (RES_K(18) * 2 + RES_K(1)) * CAP_U(1));

	m_tone_stream = machine().sound().stream_alloc(*this, 0, 1, SAMPLE_RATE);
}