1 files changed, 68 insertions, 0 deletions
diff --git a/audio.h b/audio.h
new file mode 100644
index 0000000..96dd11e
--- /dev/null
+++ b/audio.h
@@ -0,0 +1,68 @@
+extern i32 load_vorbis(arena_t *arena, sound_t *sounds, const char *filename);
+extern void play_sound(sound_t *sounds, sound_queue_t *queue, sound_queue_node_t *nodes, i32 id);
+
+i32 find_sound(sound_t *sounds, const char *name)
+{
+	for (i32 i = 0; i < MAX_SOUNDS_LOADED; i++) {
+		sound_t *sound = sounds+i;
+		if (streq(sound->name, name))
+			return i;
+	}
+	return -1;
+}
+
+i32 load_sound(sound_t *sounds, sound_t new_sound)
+{
+	assert(sounds);
+
+	i32 i;
+	sound_t *sound;
+	for (i = 0; i < MAX_SOUNDS_LOADED; ++i) {
+		sound = sounds+i;
+		if (!sound->data)
+			break;
+	}
+
+	if (i == MAX_SOUNDS_LOADED) {
+		printf("warning: max sounds loaded\n");
+		return -1;
+	}
+
+	*sound = new_sound;
+
+	return i;
+}
+
+i32 enqueue_sound(sound_queue_t *queue, sound_queue_node_t *nodes, sound_t *sound)
+{
+	if (queue->count == MAX_SOUNDS_PLAYING)
+		return 0;
+
+	sound_queue_node_t *node;
+	for (i32 i = 0; i < MAX_SOUNDS_PLAYING; ++i) {
+		node = nodes+i;
+		if (!node->sound)
+			break;
+	}
+
+	node->sound = sound;
+
+	dllpushfront(queue->first, queue->last, node);
+
+	queue->count++;
+
+	return 1;
+}
+
+sound_t *dequeue_sound(sound_queue_t *queue)
+{
+	if (queue->count == 0)
+		return 0;
+	
+	sound_t *sound = queue->first->sound;
+	queue->first->sound = 0;
+	dllremove(queue->first, queue->last, queue->first);
+	queue->count--;
+
+	return sound;
+}