Jamoma API  0.6.0.a19
TTLowpassFunction.h
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1 /** @file
2  *
3  * @ingroup dspFunctionLib
4  *
5  * @brief #TTLowpassFunction Unit for Jamoms DSP
6  *
7  * @details
8  *
9  * @authors Tim Place, Trond Lossius
10  *
11  * @copyright Copyright © 2007 by Tim Place @n
12  * This code is licensed under the terms of the "New BSD License" @n
13  * http://creativecommons.org/licenses/BSD/
14  */
15 
16 
17 #ifndef __TTLOWPASSFUNCTION_H__
18 #define __TTLOWPASSFUNCTION_H__
19 
20 #include "TTDSP.h"
21 
22 
23 /** A simple one-pole lowpass function.
24  This is most useful as a way of smoothing the input according to a coefficient.
25  At a basic level it is the same as the TTLowpassOnepole class, however this version
26  is much simpler and is optimized for calls to calculate a single output rather than
27  multichannel audio signals.
28  */
31 
32 protected:
33 
34  TTFloat64 mCoefficient;
35  TTFloat64 mOneMinusCoefficient;
36  TTFloat64* mFeedback;
37 
38  TTErr updateMaxNumChannels(const TTValue& oldMaxNumChannels, TTValue&);
39  TTErr clear();
40  TTErr setCoefficient(const TTValue& newValue);
41 
42  /** y = f(x) for a single value */
44 
45  /** A standard audio processing method as used by TTBlue objects.*/
47 
48 };
49 
50 
51 #endif // __LOWPASSFUNCTION_H__
TTAudioObjectBase is the base class for all audio generating and processing objects in Jamoma DSP...
TTErr calculateValue(const TTFloat64 &x, TTFloat64 &y, TTPtrSizedInt data)
y = f(x) for a single value
Jamoma DSP Library.
TTErr processAudio(TTAudioSignalArrayPtr inputs, TTAudioSignalArrayPtr outputs)
A standard audio processing method as used by TTBlue objects.
double TTFloat64
64 bit floating point number
Definition: TTBase.h:188
#define TTCLASS_SETUP(className)
TODO Doxygen: need more comments here.
Definition: TTFoundation.h:54
A simple one-pole lowpass function.
A simple container for an array of TTAudioSignal pointers.
long TTPtrSizedInt
An integer that is the same size as a pointer.
Definition: TTBase.h:240
TTErr
Jamoma Error Codes Enumeration of error codes that might be returned by any of the TTBlue functions a...
Definition: TTBase.h:342
[doxygenAppendixC_copyExample]
Definition: TTValue.h:34