OpenAL support

1 files changed, 80 insertions, 0 deletions

diff --git a/src/audio/audio.cc b/src/audio/audio.cc
new file mode 100644
index 0000000..063a079
--- /dev/null
+++ b/src/audio/audio.cc
@@ -0,0 +1,80 @@
+/*
+   audio/audio.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include "AL/al.h"
+#include "AL/alc.h"
+
+#include "audio/audio.h"
+#include "audio/buffers.h"
+#include "audio/pcm.h"
+#include "sys/sys.h"
+
+namespace audio
+{
+
+ALCdevice 			*audio_device = 0;
+ALCcontext			*audio_context = 0;
+
+ALuint 				source = 0;
+
+void init()
+{
+	con_print << "^BInitializing audio...";
+
+	// open the default audio device
+	audio_device = alcOpenDevice(0);
+
+	if (!audio_device) {
+		con_warn << "Could not initialize audio!";
+		return;
+	}
+
+	// create the audio context
+	audio_context = alcCreateContext(audio_device ,0);
+	alcMakeContextCurrent(audio_context);
+
+	// clear errors
+	alGetError();
+	
+	Buffers::init();
+	
+	//con_debug << "  device  ^B" << alcGetString(audio_device, ALC_DEFAULT_DEVICE_SPECIFIER) << std::endl;
+	load("ui/chat");
+	
+	// default sound source
+	alGenSources(1, &source);
+}
+
+void load (const char *name)
+{
+	Buffers::load(std::string(name));
+}
+
+void shutdown()
+{
+	con_print << "^BShutting down audio...";
+
+	if (audio_context) {
+		alcMakeContextCurrent(0);
+		alcDestroyContext(audio_context);
+		audio_context = 0;
+	}
+
+	if (audio_device) {
+		alcCloseDevice(audio_device);
+		audio_device = 0;
+	}	
+
+	alDeleteSources(1, &source);
+}
+
+void play(const char *name)
+{
+	Buffers::bind(source, std::string(name));
+	alSourcePlay(source);
+}
+
+}