/***************************************************/ /*! \class Function \brief STK abstract function parent class. This class provides common functionality for STK classes which implement tables or other types of input to output function mappings. by Perry R. Cook and Gary P. Scavone, 1995 - 2005. */ /***************************************************/ #include "Function.h" Function :: Function() : Stk() { lastOutput_ = (StkFloat) 0.0; } Function :: ~Function() { } StkFloat Function :: tick( StkFloat input ) { return computeSample( input ); } StkFrames& Function :: tick( StkFrames& frames, unsigned int channel ) { if ( channel >= frames.channels() ) { #if !defined(SYMBIAN) errorString_ handleError( StkError::FUNCTION_ARGUMENT ); #endif } if ( frames.channels() == 1 ) { for ( unsigned int i=0; i frames[i] = computeSample( frames[i] ); } else if ( frames.interleaved() ) { unsigned int hop = frames.channels(); unsigned int index = channel; for ( unsigned int i=0; i frames[index] = computeSample( frames[index] ); index += hop; } } else { unsigned int iStart = channel * frames.frames(); for ( unsigned int i=0; i frames[iStart] = computeSample( frames[iStart] ); } return frames; }
