From 5b37d13616c303538a61b520e6930b322e4ff378 Mon Sep 17 00:00:00 2001 From: mick grierson Date: Thu, 27 Aug 2015 13:33:41 +0100 Subject: redoing tutorials a bit --- maximilian_examples/4.AM2.cpp | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) (limited to 'maximilian_examples/4.AM2.cpp') diff --git a/maximilian_examples/4.AM2.cpp b/maximilian_examples/4.AM2.cpp index 4e783d3..7e80f38 100755 --- a/maximilian_examples/4.AM2.cpp +++ b/maximilian_examples/4.AM2.cpp @@ -1,16 +1,24 @@ #include "maximilian.h" -//This shows how to use maximilian to do basic amplitude modulation +//This shows how to use maximilian to do basic amplitude modulation. +//It also shows what happens when you modulate waves with waves that have frequencies over 20 hz. +//You start to get interesting effects. maxiOsc mySine,myOtherSine,myPhasor;//Three oscillators. They can be called anything. They can be any of the available waveforms. void setup() {//some inits - //nothing to go here this time + //nothing to go here this time } void play(double *output) { - - *output=mySine.sinewave(440)*myOtherSine.sinewave(myPhasor.phasor(0.1,0,440)); - + + //Using the phasor we can create a ramp, and use this ramp to set the frequency of one of the waves. + //When the frequency of the lower waveform passes over the threshold of 20hz, we start to hear two new waveforms. + //The frequency of the first new wave is the sum of the two original waves. + //The frequency of the second new wave is the difference of the two original waves. + //So you hear two new waves, one going up, one going down. + + output[0]=mySine.sinewave(440)*myOtherSine.sinewave(myPhasor.phasor(0.01,0,440)); + } -- cgit v1.3