Steam Audio tryout

2025-11-21 22:37:24 +02:00
parent ab737e016c
commit b25bde77fc
279 changed files with 18620 additions and 63 deletions
--- a/Assets/Plugins/SteamAudio/Scripts/Runtime/UnityAudioEngineSource.cs
+++ b/Assets/Plugins/SteamAudio/Scripts/Runtime/UnityAudioEngineSource.cs
@@ -0,0 +1,99 @@
+//
+// 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 sealed class UnityAudioEngineSource : AudioEngineSource
+    {
+        AudioSource mAudioSource = null;
+        SteamAudioSource mSteamAudioSource = null;
+        int mHandle = -1;
+
+        public override void Initialize(GameObject gameObject)
+        {
+            mAudioSource = gameObject.GetComponent<AudioSource>();
+
+            mSteamAudioSource = gameObject.GetComponent<SteamAudioSource>();
+            if (mSteamAudioSource)
+            {
+                mHandle = API.iplUnityAddSource(mSteamAudioSource.GetSource().Get());
+            }
+        }
+
+        public override void Destroy()
+        {
+            var index = 28;
+
+            if (mAudioSource != null)
+            {
+                mAudioSource.SetSpatializerFloat(index, -1);
+            }
+
+            if (mSteamAudioSource)
+            {
+                API.iplUnityRemoveSource(mHandle);
+            }
+        }
+
+        public override void UpdateParameters(SteamAudioSource source)
+        {
+            if (!mAudioSource)
+                return;
+
+            var index = 0;
+            mAudioSource.SetSpatializerFloat(index++, (source.distanceAttenuation) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.airAbsorption) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.directivity) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.occlusion) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.transmission) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.reflections) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.pathing) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (float) source.interpolation);
+            mAudioSource.SetSpatializerFloat(index++, source.distanceAttenuationValue);
+            mAudioSource.SetSpatializerFloat(index++, (source.distanceAttenuationInput == DistanceAttenuationInput.CurveDriven) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, source.airAbsorptionLow);
+            mAudioSource.SetSpatializerFloat(index++, source.airAbsorptionMid);
+            mAudioSource.SetSpatializerFloat(index++, source.airAbsorptionHigh);
+            mAudioSource.SetSpatializerFloat(index++, (source.airAbsorptionInput == AirAbsorptionInput.UserDefined) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, source.directivityValue);
+            mAudioSource.SetSpatializerFloat(index++, source.dipoleWeight);
+            mAudioSource.SetSpatializerFloat(index++, source.dipolePower);
+            mAudioSource.SetSpatializerFloat(index++, (source.directivityInput == DirectivityInput.UserDefined) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, source.occlusionValue);
+            mAudioSource.SetSpatializerFloat(index++, (float) source.transmissionType);
+            mAudioSource.SetSpatializerFloat(index++, source.transmissionLow);
+            mAudioSource.SetSpatializerFloat(index++, source.transmissionMid);
+            mAudioSource.SetSpatializerFloat(index++, source.transmissionHigh);
+            mAudioSource.SetSpatializerFloat(index++, source.directMixLevel);
+            mAudioSource.SetSpatializerFloat(index++, (source.applyHRTFToReflections) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, source.reflectionsMixLevel);
+            mAudioSource.SetSpatializerFloat(index++, (source.applyHRTFToPathing) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, source.pathingMixLevel);
+            index++; // Skip 2 deprecated params.
+            index++;
+            mAudioSource.SetSpatializerFloat(index++, (source.directBinaural) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, mHandle);
+            mAudioSource.SetSpatializerFloat(index++, (source.perspectiveCorrection) ? 1.0f : 0.0f);
+            mAudioSource.SetSpatializerFloat(index++, (source.normalizePathingEQ) ? 1.0f : 0.0f);
+        }
+    }
+}
+
+#endif