C++ (Cpp) NodeRef::trigger Examples

Example #1

File: trigger-example.cpp Project: cequencer/signal

int main()
{
	AudioGraphRef graph = new AudioGraph();

	/*------------------------------------------------------------------------
	 * Create a simple envelope-modulated triangle wave.
	 *-----------------------------------------------------------------------*/
	NodeRef triangle = new Triangle(1000);
	NodeRef envelope = new ASR(0.01, 0.0, 0.1);
	NodeRef output = triangle * envelope;

	/*------------------------------------------------------------------------
	 * Pan the output across the stereo field.
	 *-----------------------------------------------------------------------*/
	NodeRef panned = new Pan(2, output);

	graph->add_output(panned);
	graph->start();

	while (true)
	{
		/*------------------------------------------------------------------------
		 * Periodically, retrigger the envelope, panned to a random location.
		 *-----------------------------------------------------------------------*/
		usleep(random_integer(1e4, 1e6));
		panned->set_input("pan", random_uniform(-1, 1));
		envelope->trigger();
	}
}