/***************************************************//*! \class SubNoise    \brief STK sub-sampled noise generator.    Generates a new random number every "rate" ticks    using the C rand() function.  The quality of the    rand() function varies from one OS to another.    by Perry R. Cook and Gary P. Scavone, 1995 - 2005.*//***************************************************/#include "SubNoise.h"    SubNoise :: SubNoise( int subRate ) : Noise(){  if ( subRate <= 0 ) {#if !defined(SYMBIAN)    errorString_ << "SubNoise: subRate argument is negative ... setting to 16!";    handleError( StkError::WARNING );#endif    rate_ = 16;  }  // Precompute an output.  Noise::computeSample();  counter_ = rate_;}SubNoise :: ~SubNoise(){}void SubNoise :: setRate( int subRate ){  if ( subRate > 0 )    rate_ = subRate;}StkFloat SubNoise :: computeSample(){  if ( counter_-- == 0 ) {    Noise::computeSample();    counter_ = rate_;  }  return lastOutput_;}