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#pragma once
#include "../api/AudioSource.h"
#include "../facade/Sound.h"
#include "../facade/SoundContext.h"
#include "System.h"
namespace crepe {
class AudioSystem : public System {
public:
using System::System;
void update() override;
private:
/**
* \brief Private data stored by AudioSystem on AudioSource component
*/
struct ComponentPrivate {
//! This sample's voice handle
Sound::Handle handle;
/**
* \name State diffing variables
* \{
*/
typeof(AudioSource::active) last_active;
typeof(AudioSource::volume) last_volume;
typeof(AudioSource::loop) last_loop;
//! \}
};
void update_last(const AudioSource & component, ComponentPrivate & data);
void diff_update(AudioSource & component, ComponentPrivate & data, Sound & resource);
protected:
virtual SoundContext & get_context();
private:
Private context;
};
} // namespace crepe
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