Scale class public functions

Additional functions inherited from Filter.

Scale(sampleType value = 1);
Sets the scale to value.
void action(void);
Multiplies the scale value by the input signals.
sampleType getScale(void);
Returns the scale value of the object.
sampleType output(int channel);
Returns the result of action(). Channel is the output related to the scaling of each input index.
void setScale(sampleType newScale);
Sets the scale value to newScale.