AmbisonicPanner.cpp

Go to the documentation of this file.

//
//  AmbisonicPanner.h -- Ambisonic effects and panners.
//  See the copyright notice and acknowledgment of authors in the file COPYRIGHT
//  Higher Order Ambisonic classes written by Jorge Castellanos, Graham Wakefield, Florian Hollerweger, 2005
//

#include "AmbisonicPanner.h"

using namespace csl;

// Default constructor

AmbisonicPanner::AmbisonicPanner(unsigned order, SpeakerLayout *layout) : SpatialPanner(layout) {
                    // This is needed so the default kCopy doesn't 
                    // overide the multiple channel panning done here.
    setCopyPolicy(kIgnore); 
    mMixer = new AmbisonicMixer(order);
    mRotator = new AmbisonicRotator(*mMixer);
    mDecoder = new AmbisonicDecoder(*mRotator, layout);
}

AmbisonicPanner::AmbisonicPanner(unsigned hOrder, unsigned vOrder, SpeakerLayout *layout) 
            : SpatialPanner(layout) {
    setCopyPolicy(kIgnore);     mMixer = new AmbisonicMixer(hOrder, vOrder);
    mRotator = new AmbisonicRotator(*mMixer);
    mDecoder = new AmbisonicDecoder(*mRotator, layout);
}

AmbisonicPanner::~AmbisonicPanner() {
    delete mDecoder;
    delete mRotator;
    delete mMixer;
}

//void AmbisonicPanner::initialize() {
//  
//}

void AmbisonicPanner::addSource(SpatialSource &soundSource) {
    mMixer->addInput(*(new AmbisonicEncoder(soundSource)));
}

// delete from the list, shifting if necessary

void AmbisonicPanner::removeSource(SpatialSource &soundSource) {
//  unsigned count = mSources.size();
//  SpatialSource *tempSource;
//  
//  for (unsigned i = 0; i < count; i++) {
//      tempSource = mSources[i]->input();
//      if (tempSource ==  &soundSource) {
//          mSources.erase(mSources.begin() + i);
//          break;
//      }
//  }       
}


void AmbisonicPanner::rotate(float amount) {
    mRotator->setRotate(amount);
}

//void AmbisonicPanner::speakerLayoutChanged() {
//
//}

void AmbisonicPanner::nextBuffer(Buffer &outputBuffer /*, unsigned outBufNum */) throw(CException) {

#ifdef CSL_DEBUG
    logMsg("AmbisonicPanner::nextBuffer");
#endif
                // Ask the decoder to fill the buffer with the data to be processed
    ((UnitGenerator *)mDecoder)->nextBuffer(outputBuffer);
}