TTAudioSignalArray.cpp

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/** @file
 *
 * @ingroup dspLibrary
 *
 * @brief Container for an array of #TTAudioSignal pointers.
 *
 * @details TODO: put more info here
 *
 * @see TTAudioSignal
 *
 * @authors Tim Place
 *
 * @copyright Copyright © 2008 by Timothy Place @n
 * This code is licensed under the terms of the "New BSD License" @n
 * http://creativecommons.org/licenses/BSD/
 */

#include "TTDSP.h"

#define thisTTClass         TTAudioSignalArray
#define thisTTClassName     "audiosignalarray"
#define thisTTClassTags     "dspLibrary, audio, processor, dynamics, envelope"


/****************************************************************************************************/

TT_OBJECT_CONSTRUCTOR, 
    mAudioSignals(NULL),
    mAudioSignalMaxCount(0),
    numAudioSignals(0)
{
    TTChannelCount initialMaxNumAudioSignals = arguments;
    
    // TT_ASSERT(audio_signal_array_has_valid arg, initialMaxNumAudioSignals > 0);
    // Can't assert because, for example, an audio graph can have objects with no inlets
    // So we just enforce a lower-limit of 1:

    if (initialMaxNumAudioSignals < 1)
        initialMaxNumAudioSignals = 1;
    setMaxNumAudioSignals(initialMaxNumAudioSignals);
    numAudioSignals = initialMaxNumAudioSignals;
}


TTAudioSignalArray::~TTAudioSignalArray()
{
    chuck();
}


void TTAudioSignalArray::chuck()
{
    for (TTChannelCount i=0; i<mAudioSignalMaxCount ;i++) {
        if (mAudioSignals[i])
            ttEnvironment->releaseInstance((TTObjectBase**)&mAudioSignals[i]);
    }
    delete[] mAudioSignals;
}


void TTAudioSignalArray::init()
{
    mAudioSignals = new TTAudioSignalPtr[mAudioSignalMaxCount];
    for (TTChannelCount i=0; i<mAudioSignalMaxCount ;i++)
        mAudioSignals[i] = NULL;
    numAudioSignals = 0;
}


void TTAudioSignalArray::releaseAll()
{
    for (TTChannelCount i=0; i<mAudioSignalMaxCount; i++)
        TTObjectBaseRelease(&mAudioSignals[i]);
}

void TTAudioSignalArray::allocAllWithVectorSize(TTUInt16 vs)
{
    for (TTChannelCount i=0; i<mAudioSignalMaxCount; i++)
        mAudioSignals[i]->allocWithVectorSize(vs);
}

TTUInt16 TTAudioSignalArray::getVectorSize()
{
    return mAudioSignals[0]->getVectorSizeAsInt();
}

void TTAudioSignalArray::setAllMaxNumChannels(TTChannelCount newMaxNumChannels)
{
    for (TTChannelCount i=0; i<mAudioSignalMaxCount; i++)
        mAudioSignals[i]->setMaxNumChannels(newMaxNumChannels);
}

void TTAudioSignalArray::setAllNumChannels(TTChannelCount newNumChannels)
{
    for (TTChannelCount i=0; i<mAudioSignalMaxCount; i++)
        mAudioSignals[i]->setNumChannels(newNumChannels);
}


TTErr TTAudioSignalArray::setSignal(TTChannelCount index, const TTAudioSignalPtr aSignal)
{
    if (mAudioSignals[index] != aSignal) {
        TTObjectBaseRelease((TTObjectBase**)&mAudioSignals[index]);
        mAudioSignals[index] = (TTAudioSignal*)TTObjectBaseReference(aSignal);
    }
    return kTTErrNone;
}