Steam Audio tryout

Assets/Plugins/SteamAudio/Scripts/Runtime/AudioEngineState.cs

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+//
+// Copyright 2017-2023 Valve Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+#if STEAMAUDIO_ENABLED
+
+using System;
+using UnityEngine;
+
+namespace SteamAudio
+{
+    public abstract class AudioEngineState
+    {
+        public virtual void Initialize(IntPtr context, IntPtr defaultHRTF, SimulationSettings simulationSettings, PerspectiveCorrection correction)
+        { }
+
+        public virtual void Destroy()
+        { }
+
+        public virtual void SetHRTF(IntPtr hrtf)
+        { }
+
+        public virtual void SetPerspectiveCorrection(PerspectiveCorrection correction)
+        { }
+
+        public virtual void SetReverbSource(Source reverbSource)
+        { }
+
+        public static AudioEngineState Create(AudioEngineType type)
+        {
+            switch (type)
+            {
+            case AudioEngineType.Unity:
+                return new UnityAudioEngineState();
+            case AudioEngineType.FMODStudio:
+                return CreateFMODStudioAudioEngineState();
+            case AudioEngineType.Wwise:
+                return CreateWwiseAudioEngineState();
+            default:
+                return null;
+            }
+        }
+
+        private static AudioEngineState CreateFMODStudioAudioEngineState()
+        {
+            var type = Type.GetType("SteamAudio.FMODStudioAudioEngineState,SteamAudioFMODStudio");
+            return (type != null) ? (AudioEngineState) Activator.CreateInstance(type) : null;
+        }
+
+        private static AudioEngineState CreateWwiseAudioEngineState()
+        {
+            var type = Type.GetType("SteamAudio.WwiseAudioEngineState,SteamAudioWwiseUnity");
+            if (type == null)
+                return null;
+
+            return (AudioEngineState) Activator.CreateInstance(type);
+        }
+
+        public virtual void SetHRTFDisabled(bool disabled) 
+        { }
+    }
+
+    public abstract class AudioEngineStateHelpers
+    {
+        public abstract Transform GetListenerTransform();
+
+        public abstract SteamAudio.AudioSettings GetAudioSettings();
+
+        public static AudioEngineStateHelpers Create(AudioEngineType type)
+        {
+            switch (type)
+            {
+                case AudioEngineType.Unity:
+                    return new UnityAudioEngineStateHelpers();
+                case AudioEngineType.FMODStudio:
+                    return CreateFMODStudioAudioEngineStateHelpers();
+                case AudioEngineType.Wwise:
+                    return CreateWwiseAudioEngineStateHelpers();
+                default:
+                    return null;
+            }
+        }
+
+        private static AudioEngineStateHelpers CreateFMODStudioAudioEngineStateHelpers()
+        {
+            var type = Type.GetType("SteamAudio.FMODStudioAudioEngineStateHelpers,SteamAudioFMODStudio");
+            return (type != null) ? (AudioEngineStateHelpers) Activator.CreateInstance(type) : null;
+        }
+
+        private static AudioEngineStateHelpers CreateWwiseAudioEngineStateHelpers()
+        {
+            var type = Type.GetType("SteamAudio.WwiseAudioEngineStateHelpers,SteamAudioWwiseUnity");
+            if (type == null)
+                return null;
+
+            return (AudioEngineStateHelpers) Activator.CreateInstance(type);
+        }
+    }
+}
+
+#endif