audio system basic interface

src/audio/audio.cpp

@@ -0,0 +1,32 @@
+#include "audio.h"
+
+#include <iostream>
+
+#include "ALAudio.h"
+#include "NoAudio.h"
+
+audio::Backend* audio::backend = nullptr;
+
+void audio::initialize(bool enabled) {
+    if (enabled) {
+        audio::backend = ALAudio::create();
+    }
+    if (audio::backend == nullptr) {
+        std::cerr << "could not to initialize audio" << std::endl;
+        audio::backend = NoAudio::create();
+    }
+}
+
+void audio::setListener(
+    glm::vec3 position, 
+    glm::vec3 velocity, 
+    glm::vec3 lookAt, 
+    glm::vec3 up
+) {
+    audio::backend->setListener(position, velocity, lookAt, up);
+}
+
+void audio::close() {
+    delete audio::backend;
+    audio::backend = nullptr;
+}