-#include "sound_manager.h"
+// $Id$
+//
+// 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 2
+// 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, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+#include "sound_manager.hpp"
#include <stdexcept>
#include <iostream>
#include <sstream>
#include <memory>
-#include "sound_file.h"
-#include "sound_source.h"
-#include "stream_sound_source.h"
+#include "sound_file.hpp"
+#include "sound_source.hpp"
+#include "stream_sound_source.hpp"
+#include "log.hpp"
+#include "timer.hpp"
+
+SoundManager* sound_manager = 0;
SoundManager::SoundManager()
- : device(0), context(0), sound_enabled(false), music_source(0)
+ : device(0), context(0), sound_enabled(false), music_source(0),
+ music_enabled(true)
{
try {
device = alcOpenDevice(0);
- if(device == 0) {
- print_openal_version();
+ if (device == 0) {
throw std::runtime_error("Couldn't open audio device.");
}
} catch(std::exception& e) {
device = 0;
context = 0;
- std::cerr << "Couldn't initialize audio device:" << e.what() << "\n";
+ log_warning << "Couldn't initialize audio device: " << e.what() << std::endl;
print_openal_version();
}
}
SoundManager::~SoundManager()
{
- delete music_source;
+ if(music_source)
+ delete music_source;
for(SoundSources::iterator i = sources.begin(); i != sources.end(); ++i) {
delete *i;
}
if(context != 0) {
- alcMakeContextCurrent(0);
alcDestroyContext(context);
}
if(device != 0) {
}
ALuint
-SoundManager::load_file_into_buffer(const std::string& filename)
+SoundManager::load_file_into_buffer(SoundFile* file)
{
- // open sound file
- std::auto_ptr<SoundFile> file (load_sound_file(filename));
-
- ALenum format = get_sample_format(file.get());
+ ALenum format = get_sample_format(file);
ALuint buffer;
alGenBuffers(1, &buffer);
check_al_error("Couldn't create audio buffer: ");
if(i != buffers.end()) {
buffer = i->second;
} else {
- buffer = load_file_into_buffer(filename);
- buffers.insert(std::make_pair(filename, buffer));
+ // Load sound file
+ std::auto_ptr<SoundFile> file (load_sound_file(filename));
+
+ if(file->size < 100000) {
+ buffer = load_file_into_buffer(file.get());
+ buffers.insert(std::make_pair(filename, buffer));
+ } else {
+ StreamSoundSource* source = new StreamSoundSource();
+ source->set_sound_file(file.release());
+ return source;
+ }
}
SoundSource* source = new SoundSource();
source->play();
sources.push_back(source);
} catch(std::exception& e) {
- std::cout << "Couldn't play sound " << filename << ": " << e.what() << "\n";
+ log_warning << "Couldn't play sound " << filename << ": " << e.what() << std::endl;
}
}
}
void
-SoundManager::play_music(const std::string& filename)
+SoundManager::stop_music(float fadetime)
{
- if(filename == current_music)
+ if(fadetime > 0) {
+ if(music_source
+ && music_source->get_fade_state() != StreamSoundSource::FadingOff)
+ music_source->set_fading(StreamSoundSource::FadingOff, fadetime);
+ } else {
+ delete music_source;
+ music_source = 0;
+ }
+ current_music = "";
+}
+
+void
+SoundManager::play_music(const std::string& filename, bool fade)
+{
+ if(filename == current_music && music_source != NULL)
return;
current_music = filename;
if(!music_enabled)
return;
- try {
- StreamSoundSource* newmusic
- = new StreamSoundSource(load_sound_file(filename));
+ if(filename == "") {
+ delete music_source;
+ music_source = 0;
+ return;
+ }
+ try {
+ std::auto_ptr<StreamSoundSource> newmusic (new StreamSoundSource());
alSourcef(newmusic->source, AL_ROLLOFF_FACTOR, 0);
+ newmusic->set_sound_file(load_sound_file(filename));
+ newmusic->set_looping(true);
+ if(fade)
+ newmusic->set_fading(StreamSoundSource::FadingOn, .5f);
newmusic->play();
-
+
delete music_source;
- music_source = newmusic;
+ music_source = newmusic.release();
} catch(std::exception& e) {
- std::cerr << "Couldn't play music file '" << filename << "': "
- << e.what() << "\n";
+ log_warning << "Couldn't play music file '" << filename << "': " << e.what() << std::endl;
}
}
void
-SoundManager::set_listener_position(Vector pos)
+SoundManager::set_listener_position(const Vector& pos)
{
+ static Uint32 lastticks = 0;
+
+ Uint32 current_ticks = SDL_GetTicks();
+ if(current_ticks - lastticks < 300)
+ return;
+ lastticks = current_ticks;
+
alListener3f(AL_POSITION, pos.x, pos.y, 0);
}
void
-SoundManager::set_listener_velocity(Vector vel)
+SoundManager::set_listener_velocity(const Vector& vel)
{
alListener3f(AL_VELOCITY, vel.x, vel.y, 0);
}
void
SoundManager::update()
{
- // check for finished sound sources
+ static float lasttime = real_time;
+
+ if(real_time - lasttime < 0.3)
+ return;
+ lasttime = real_time;
+
+ // update and check for finished sound sources
for(SoundSources::iterator i = sources.begin(); i != sources.end(); ) {
SoundSource* source = *i;
+
+ source->update();
+
if(!source->playing()) {
delete source;
i = sources.erase(i);
}
}
// check streaming sounds
- if(music_source)
+ if(music_source) {
music_source->update();
-
- alcProcessContext(context);
- check_alc_error("Error while processing audio context: ");
+ }
+
+ if (context)
+ {
+ alcProcessContext(context);
+ check_alc_error("Error while processing audio context: ");
+ }
}
ALenum
void
SoundManager::print_openal_version()
{
- std::cout << "OpenAL Vendor: " << alGetString(AL_VENDOR) << "\n"
- << "OpenAL Version: " << alGetString(AL_VERSION) << "\n"
- << "OpenAL Renderer: " << alGetString(AL_RENDERER) << "\n"
- << "OpenAl Extensions: " << alGetString(AL_RENDERER) << "\n";
+ log_info << "OpenAL Vendor: " << alGetString(AL_VENDOR) << std::endl;
+ log_info << "OpenAL Version: " << alGetString(AL_VERSION) << std::endl;
+ log_info << "OpenAL Renderer: " << alGetString(AL_RENDERER) << std::endl;
+ log_info << "OpenAl Extensions: " << alGetString(AL_EXTENSIONS) << std::endl;
}
void