-#ifndef __SOUND_MANAGER_H__
-#define __SOUND_MANAGER_H__
+// SuperTux
+// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef HEADER_SUPERTUX_AUDIO_SOUND_MANAGER_HPP
+#define HEADER_SUPERTUX_AUDIO_SOUND_MANAGER_HPP
-#include "math/vector.hpp"
+#include <map>
+#include <memory>
#include <string>
#include <vector>
-#include <map>
-#include <AL/alc.h>
-#include <AL/al.h>
+#include <al.h>
+#include <alc.h>
-typedef void* SoundHandle;
+#include "math/vector.hpp"
+#include "util/currenton.hpp"
class SoundFile;
class SoundSource;
class StreamSoundSource;
+class OpenALSoundSource;
-class SoundManager
+class SoundManager : public Currenton<SoundManager>
{
public:
SoundManager();
* Creates a new sound source object which plays the specified soundfile.
* You are responsible for deleting the sound source later (this will stop the
* sound).
- * This function might throw exceptions. It returns 0 if no audio device is
- * available.
+ * This function never throws exceptions, but might return a DummySoundSource
*/
- SoundSource* create_sound_source(const std::string& filename);
+ std::unique_ptr<SoundSource> create_sound_source(const std::string& filename);
/**
* Convenience function to simply play a sound at a given position.
*/
void play(const std::string& name, const Vector& pos = Vector(-1, -1));
+ /**
+ * Adds the source to the list of managed sources (= the source gets deleted
+ * when it finished playing)
+ */
+ void manage_source(std::unique_ptr<SoundSource> source);
+ /// preloads a sound, so that you don't get a lag later when playing it
+ void preload(const std::string& name);
- void set_listener_position(Vector position);
- void set_listener_velocity(Vector velocity);
+ void set_listener_position(const Vector& position);
+ void set_listener_velocity(const Vector& velocity);
void enable_music(bool music_enabled);
- void play_music(const std::string& filename);
-
+ void play_music(const std::string& filename, bool fade = false);
+ void pause_music(float fadetime = 0);
+ void resume_music(float fadetime = 0);
+ void stop_music(float fadetime = 0);
+
+ bool is_music_enabled() const { return music_enabled; }
+ bool is_sound_enabled() const { return sound_enabled; }
+
+ bool is_audio_enabled() const {
+ return device != 0 && context != 0;
+ }
+ std::string get_current_music() const {
+ return current_music;
+ }
void update();
+ /*
+ * Tell soundmanager to call update() for stream_sound_source.
+ */
+ void register_for_update( StreamSoundSource* sss );
+ /*
+ * Unsubscribe from updates for stream_sound_source.
+ */
+ void remove_from_update( StreamSoundSource* sss );
+
private:
- friend class SoundSource;
+ friend class OpenALSoundSource;
friend class StreamSoundSource;
- static ALuint load_file_into_buffer(const std::string& filename);
- static ALenum get_sample_format(SoundFile* file);
+ /** creates a new sound source, might throw exceptions, never returns NULL */
+ std::unique_ptr<OpenALSoundSource> intern_create_sound_source(const std::string& filename);
+ static ALuint load_file_into_buffer(SoundFile& file);
+ static ALenum get_sample_format(const SoundFile& file);
void print_openal_version();
void check_alc_error(const char* message);
typedef std::map<std::string, ALuint> SoundBuffers;
SoundBuffers buffers;
- typedef std::vector<SoundSource*> SoundSources;
+ typedef std::vector<std::unique_ptr<OpenALSoundSource> > SoundSources;
SoundSources sources;
- StreamSoundSource* music_source;
+ typedef std::vector<StreamSoundSource*> StreamSoundSources;
+ StreamSoundSources update_list;
+
+ std::unique_ptr<StreamSoundSource> music_source;
bool music_enabled;
std::string current_music;
+
+private:
+ SoundManager(const SoundManager&);
+ SoundManager& operator=(const SoundManager&);
};
#endif
+/* EOF */