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38 StkFloat
lastOut(
void )
const {
return lastFrame_[0]; };
41 StkFloat
tick( StkFloat input );
68 unsigned long length_;
74 lastFrame_[0] = effectMix_ * ( delayLine_.
tick( input ) - input ) + input;
80 #if defined(_STK_DEBUG_)
81 if ( channel >= frames.
channels() ) {
82 oStream_ <<
"Echo::tick(): channel and StkFrames arguments are incompatible!";
87 StkFloat *samples = &frames[channel];
88 unsigned int hop = frames.
channels();
89 for (
unsigned int i=0; i<frames.
frames(); i++, samples += hop ) {
90 *samples = effectMix_ * ( delayLine_.
tick( *samples ) - *samples ) + *samples;
93 lastFrame_[0] = *(samples-hop);
99 #if defined(_STK_DEBUG_)
101 oStream_ <<
"Echo::tick(): channel and StkFrames arguments are incompatible!";
106 StkFloat *iSamples = &iFrames[iChannel];
107 StkFloat *oSamples = &oFrames[oChannel];
109 for (
unsigned int i=0; i<iFrames.
frames(); i++, iSamples += iHop, oSamples += oHop ) {
110 *oSamples = effectMix_ * ( delayLine_.
tick( *iSamples ) - *iSamples ) + *iSamples;
113 lastFrame_[0] = *(oSamples-oHop);
unsigned int frames(void) const
Return the number of sample frames represented by the data.
Definition: Stk.h:407
StkFloat tick(StkFloat input)
Input one sample to the filter and return one output.
Definition: Delay.h:124
static StkFloat sampleRate(void)
Static method that returns the current STK sample rate.
Definition: Stk.h:145
STK abstract effects parent class.
Definition: Effect.h:22
An STK class to handle vectorized audio data.
Definition: Stk.h:276
STK non-interpolating delay line class.
Definition: Delay.h:25
Echo(unsigned long maximumDelay=(unsigned long) Stk::sampleRate())
Class constructor, taking the longest desired delay length (one second default value).
void setMaximumDelay(unsigned long delay)
Set the maximum delay line length in samples.
void setDelay(unsigned long delay)
Set the delay line length in samples.
unsigned int channels(void) const
Return the number of channels represented by the data.
Definition: Stk.h:404
static void handleError(const char *message, StkError::Type type)
Static function for error reporting and handling using c-strings.
STK echo effect class.
Definition: Echo.h:20
StkFloat lastOut(void) const
Return the last computed output value.
Definition: Echo.h:38
The STK namespace.
Definition: ADSR.h:6
void clear()
Reset and clear all internal state.
StkFloat tick(StkFloat input)
Input one sample to the effect and return one output.
Definition: Echo.h:72