AudioBufferManager.cpp

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#include <tdme/audio/AudioBufferManager.h>
 
#include <string>
#include <unordered_map>
 
#include <tdme/tdme.h>
#include <tdme/audio/Audio.h>
#include <tdme/audio/AudioBufferManager_AudioBufferManaged.h>
#include <tdme/utilities/Console.h>
 
using std::string;
using std::unordered_map;
 
using tdme::audio::Audio;
using tdme::audio::AudioBufferManager;
using tdme::audio::AudioBufferManager_AudioBufferManaged;
using tdme::utilities::Console;
 
AudioBufferManager::AudioBufferManager()
{
}
 
AudioBufferManager_AudioBufferManaged* AudioBufferManager::addAudioBuffer(const string& id)
{
    // check if we already manage this audio buffer
    auto audioBufferManagedIt = audioBuffers.find(id);
    AudioBufferManager_AudioBufferManaged* audioBufferManaged = audioBufferManagedIt != audioBuffers.end()?audioBufferManagedIt->second:nullptr;
    if (audioBufferManaged != nullptr) {
        audioBufferManaged->incrementReferenceCounter();
        // yep, return buffer
        return audioBufferManaged;
    }
    // not yet, create managed audio buffer with no AL id attached yet
    audioBufferManaged = new AudioBufferManager_AudioBufferManaged(this, id, Audio::ALBUFFERID_NONE);
    audioBufferManaged->incrementReferenceCounter();
    // add it to our audioBuffers
    audioBuffers[audioBufferManaged->getId()] = audioBufferManaged;
    // return audio buffer
    return audioBufferManaged;
}
 
bool AudioBufferManager::removeAudioBuffer(const string& id)
{
    auto audioBufferManagedIt = audioBuffers.find(id);
    AudioBufferManager_AudioBufferManaged* audioBufferManaged = audioBufferManagedIt != audioBuffers.end()?audioBufferManagedIt->second:nullptr;
    if (audioBufferManaged != nullptr) {
        if (audioBufferManaged->decrementReferenceCounter()) {
            // remove from our list
            audioBuffers.erase(audioBufferManagedIt);
            delete audioBufferManaged;
            // report to called that this audio buffer can be removed
            return true;
        } else {
            return false;
        }
    }
    // should never happen
    Console::println(string("Warning: audio buffer not loaded by audio buffer manager"));
    return false;
}