csl::WavetableOscillator Class Reference

#include <Oscillator.h>

Inheritance diagram for csl::WavetableOscillator:

List of all members.

Public Member Functions
	WavetableOscillator (Buffer &wave)
	WavetableOscillator (float frequency=1, float ampl=1.0, float offset=0.0, float phase=0.0)
void	setWaveform (Buffer &wave)
	plug in waveforms
void	setInterpolate (InterpolationPolicy whether)
	set the interpolation flag
virtual void	nextBuffer (Buffer &outputBuffer, unsigned outBufNum) throw (CException)
void	fillSine ()
	fill the wavetable with 1 cycle of a sine wave
Public Attributes
InterpolationPolicy	mInterpolate
	whether/how I should interpolate between samples
Buffer	mWavetable
	the stored wave form

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Detailed Description

WavetableOscillator -- Oscillator with a stored wave table that does table look-up. The default wave table is an 8192-sample sine. (perhaps accept a vector of freqs and a multichannel buffer?)

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Constructor & Destructor Documentation

WavetableOscillator::WavetableOscillator

(

Buffer &

wave

)

References csl::kTruncate, mInterpolate, csl::Buffer::mNumFrames, mWavetable, csl::Buffer::setSize(), and setWaveform().

WavetableOscillator::WavetableOscillator	(	float	frequency = 1,
		float	ampl = 1.0,
		float	offset = 0.0,
		float	phase = 0.0
	)

References DEFAULT_WAVETABLE_SIZE, csl::kTruncate, mInterpolate, mWavetable, and csl::Buffer::setSize().

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Member Function Documentation

void WavetableOscillator::setWaveform

(

Buffer &

wave

)

plug in waveforms

References csl::Buffer::freeBuffers(), csl::Buffer::mAreBuffersAllocated, csl::Buffer::mAreBuffersZero, csl::Buffer::mBuffers, csl::Buffer::mDidIAllocateBuffers, csl::Buffer::mIsPopulated, csl::Buffer::mMonoBufferByteSize, csl::Buffer::mNumChannels, csl::Buffer::mNumFrames, and mWavetable.

Referenced by csl::Abst_SoundFile::Abst_SoundFile(), and WavetableOscillator().

void csl::WavetableOscillator::setInterpolate

(

InterpolationPolicy

whether

)

[inline]

set the interpolation flag

References mInterpolate.

void WavetableOscillator::nextBuffer	(	Buffer &	outputBuffer,
		unsigned	outBufNum
	)			throw (CException) [virtual]

really compute the next buffer given an offset base channel; this is called by nextBuffer, possibly multiple times

Reimplemented from csl::UnitGenerator.

Reimplemented in csl::CompOrCacheOscillator.

References DECLARE_PHASED_CONTROLS, DECLARE_SCALABLE_CONTROLS, csl::kLinear, csl::kTruncate, LOAD_PHASED_CONTROLS, LOAD_SCALABLE_CONTROLS, csl::logMsg(), mFrameRate, UPDATE_PHASED_CONTROLS, and UPDATE_SCALABLE_CONTROLS.

Referenced by csl::CompOrCacheOscillator::nextBuffer(), csl::LSoundFile::nextBuffer(), and csl::Abst_SoundFile::nextBuffer().

void WavetableOscillator::fillSine

(

)

fill the wavetable with 1 cycle of a sine wave

References csl::Buffer::allocateBuffers(), CSL_TWOPI, DEFAULT_WTABLE_SIZE, csl::Buffer::mAreBuffersAllocated, csl::Buffer::mBuffers, csl::Buffer::mDidIAllocateBuffers, csl::Buffer::monoBuffer(), mWavetable, and csl::Buffer::setSize().

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Member Data Documentation

InterpolationPolicy csl::WavetableOscillator::mInterpolate

whether/how I should interpolate between samples

Referenced by setInterpolate(), and WavetableOscillator().

Buffer csl::WavetableOscillator::mWavetable

the stored wave form

Referenced by csl::Abst_SoundFile::Abst_SoundFile(), csl::Abst_SoundFile::checkBuffer(), csl::CompOrCacheOscillator::createCache(), fillSine(), csl::Abst_SoundFile::freeBuffer(), csl::Abst_SoundFile::isCached(), csl::Abst_SoundFile::mergeToMono(), csl::LSoundFile::openForRead(), csl::LSoundFile::readBufferFromFile(), csl::JSoundFile::readBufferFromFile(), csl::CASoundFile::readBufferFromFile(), setWaveform(), and WavetableOscillator().

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The documentation for this class was generated from the following files:

• CSL/Sources/Oscillator.h
• CSL/Sources/Oscillator.cpp