SfmlSound.hpp

Go to the documentation of this file.

 
#ifndef SFMLSOUND_HPP_
#define SFMLSOUND_HPP_
 
//Sfml
#include <SFML/Audio.hpp>
 
//Interface
#include "ISound.hpp"
 
//encapsulation
#include "SfmlSoundBuffer.hpp"
 
class SfmlSound : public audio::ISound {
 
    public:
        SfmlSound(SfmlSoundBuffer &buffer) : _buffer(buffer), _sound(buffer.handle()) {
            _sound.setVolume(100.f);
        }
 
        ~SfmlSound() override = default;
 
        bool isReady() const override {
            return _buffer.isReady();
        }
 
        void play() override {
            //sfml already restarts a sound that's already playing - matches
            //the contract's documented play() semantics natively
            _sound.play();
        }
 
        void pause() override {
            _sound.pause();
        }
 
        void stop() override {
            _sound.stop();
        }
 
        void setVolume(float volume) override {
            _sound.setVolume(volume * 100.f);
        }
 
        float getVolume() const override {
            return _sound.getVolume() * 0.01f;
        }
 
        //sfml (OpenAL) genuinely supports positional audio, unlike raylib
        void setPosition(Vector3f position) override {
            _position = position;
            _sound.setPosition({static_cast<float>(position.x), static_cast<float>(position.y), static_cast<float>(position.z)});
        }
        Vector3f getPosition() const override {
            return _position;
        }
 
        //sfml has no velocity/doppler API on sf::Sound : graceful no-op
        void setVelocity(Vector3f velocity) override {
            _velocity = velocity;
        }
        Vector3f getVelocity() const override {
            return _velocity;
        }
 
    private:
        SfmlSoundBuffer &_buffer;
        sf::Sound _sound;
        Vector3f _position{};
        Vector3f _velocity{};
};
 
#endif /* !SFMLSOUND_HPP_ */