Added VR libraries

Assets/GoogleVR/Legacy/Editor/Audio.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 18dada7f02ed69f4fa13405a9eb6c1e9
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioListenerEditor.cs

@@ -0,0 +1,71 @@
+// Copyright 2016 Google Inc. All rights reserved.
+//
+// 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.
+
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+#pragma warning disable 0618 // Ignore GvrAudio* deprecation
+
+/// A custom editor for properties on the GvrAudioListener script. This appears in the Inspector
+/// window of a GvrAudioListener object.
+[CustomEditor(typeof(GvrAudioListener))]
+public class GvrAudioListenerEditor : Editor {
+  private SerializedProperty globalGainDb = null;
+  private SerializedProperty occlusionMask = null;
+  private SerializedProperty quality = null;
+
+  private GUIContent globalGainLabel = new GUIContent("Global Gain (dB)",
+     "Sets the global gain of the system. Can be used to adjust the overall output volume.");
+  private GUIContent occlusionMaskLabel = new GUIContent("Occlusion Mask",
+     "Sets the global layer mask for occlusion detection.");
+  private GUIContent qualityLabel = new GUIContent("Quality",
+     "Sets the quality mode in which the spatial audio will be rendered. " +
+     "Higher quality modes allow for increased fidelity at the cost of greater CPU usage.");
+
+  void OnEnable () {
+    globalGainDb = serializedObject.FindProperty("globalGainDb");
+    occlusionMask = serializedObject.FindProperty("occlusionMask");
+    quality = serializedObject.FindProperty("quality");
+  }
+
+  /// @cond
+  public override void OnInspectorGUI () {
+    serializedObject.Update();
+
+    // Add clickable script field, as would have been provided by DrawDefaultInspector()
+    MonoScript script = MonoScript.FromMonoBehaviour (target as MonoBehaviour);
+    EditorGUI.BeginDisabledGroup (true);
+    EditorGUILayout.ObjectField ("Script", script, typeof(MonoScript), false);
+    EditorGUI.EndDisabledGroup ();
+
+    // Rendering quality can only be modified through the Inspector in Edit mode.
+    EditorGUI.BeginDisabledGroup (EditorApplication.isPlaying);
+    EditorGUILayout.PropertyField(quality, qualityLabel);
+    EditorGUI.EndDisabledGroup ();
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.Slider(globalGainDb, GvrAudio.minGainDb, GvrAudio.maxGainDb, globalGainLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(occlusionMask, occlusionMaskLabel);
+
+    serializedObject.ApplyModifiedProperties();
+  }
+  /// @endcond
+}
+
+#pragma warning restore 0618 // Restore warnings

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioListenerEditor.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 846f7b1b78d8e4eb2a0db361797b6e76
+timeCreated: 1447979035
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioRoomEditor.cs

@@ -0,0 +1,118 @@
+// Copyright 2016 Google Inc. All rights reserved.
+//
+// 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.
+
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+#pragma warning disable 0618 // Ignore GvrAudio* deprecation
+
+/// A custom editor for properties on the GvrAudioRoom script. This appears in the Inspector window
+/// of a GvrAudioRoom object.
+[CustomEditor(typeof(GvrAudioRoom))]
+[CanEditMultipleObjects]
+public class GvrAudioRoomEditor : Editor {
+  private SerializedProperty leftWall = null;
+  private SerializedProperty rightWall = null;
+  private SerializedProperty floor = null;
+  private SerializedProperty ceiling = null;
+  private SerializedProperty backWall = null;
+  private SerializedProperty frontWall = null;
+  private SerializedProperty reflectivity = null;
+  private SerializedProperty reverbGainDb = null;
+  private SerializedProperty reverbBrightness = null;
+  private SerializedProperty reverbTime = null;
+  private SerializedProperty size = null;
+
+  private GUIContent surfaceMaterialsLabel = new GUIContent("Surface Materials",
+      "Room surface materials to calculate the acoustic properties of the room.");
+  private GUIContent surfaceMaterialLabel = new GUIContent("Surface Material",
+      "Surface material used to calculate the acoustic properties of the room.");
+  private GUIContent reflectivityLabel = new GUIContent("Reflectivity",
+      "Adjusts what proportion of the direct sound is reflected back by each surface, after an " +
+      "appropriate delay. Reverberation is unaffected by this setting.");
+  private GUIContent reverbGainLabel = new GUIContent("Gain (dB)",
+      "Applies a gain adjustment to the reverberation in the room. The default value will leave " +
+      "reverb unaffected.");
+  private GUIContent reverbPropertiesLabel = new GUIContent("Reverb Properties",
+      "Parameters to adjust the reverb properties of the room.");
+  private GUIContent reverbBrightnessLabel = new GUIContent("Brightness",
+      "Adjusts the balance between high and low frequencies in the reverb.");
+  private GUIContent reverbTimeLabel = new GUIContent("Time",
+      "Adjusts the overall duration of the reverb by a positive scaling factor.");
+  private GUIContent sizeLabel = new GUIContent("Size", "Sets the room dimensions.");
+
+  void OnEnable () {
+    leftWall = serializedObject.FindProperty("leftWall");
+    rightWall = serializedObject.FindProperty("rightWall");
+    floor = serializedObject.FindProperty("floor");
+    ceiling = serializedObject.FindProperty("ceiling");
+    backWall = serializedObject.FindProperty("backWall");
+    frontWall = serializedObject.FindProperty("frontWall");
+    reflectivity = serializedObject.FindProperty("reflectivity");
+    reverbGainDb = serializedObject.FindProperty("reverbGainDb");
+    reverbBrightness = serializedObject.FindProperty("reverbBrightness");
+    reverbTime = serializedObject.FindProperty("reverbTime");
+    size = serializedObject.FindProperty("size");
+  }
+
+  /// @cond
+  public override void OnInspectorGUI () {
+    serializedObject.Update();
+
+    // Add clickable script field, as would have been provided by DrawDefaultInspector()
+    MonoScript script = MonoScript.FromMonoBehaviour (target as MonoBehaviour);
+    EditorGUI.BeginDisabledGroup (true);
+    EditorGUILayout.ObjectField ("Script", script, typeof(MonoScript), false);
+    EditorGUI.EndDisabledGroup ();
+
+    EditorGUILayout.LabelField(surfaceMaterialsLabel);
+    ++EditorGUI.indentLevel;
+    DrawSurfaceMaterial(leftWall);
+    DrawSurfaceMaterial(rightWall);
+    DrawSurfaceMaterial(floor);
+    DrawSurfaceMaterial(ceiling);
+    DrawSurfaceMaterial(backWall);
+    DrawSurfaceMaterial(frontWall);
+    --EditorGUI.indentLevel;
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.Slider(reflectivity, 0.0f, GvrAudio.maxReflectivity, reflectivityLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.LabelField(reverbPropertiesLabel);
+    ++EditorGUI.indentLevel;
+    EditorGUILayout.Slider(reverbGainDb, GvrAudio.minGainDb, GvrAudio.maxGainDb, reverbGainLabel);
+    EditorGUILayout.Slider(reverbBrightness, GvrAudio.minReverbBrightness,
+                           GvrAudio.maxReverbBrightness, reverbBrightnessLabel);
+    EditorGUILayout.Slider(reverbTime, 0.0f, GvrAudio.maxReverbTime, reverbTimeLabel);
+    --EditorGUI.indentLevel;
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(size, sizeLabel);
+
+    serializedObject.ApplyModifiedProperties();
+  }
+  /// @endcond
+
+  private void DrawSurfaceMaterial (SerializedProperty surfaceMaterial) {
+    surfaceMaterialLabel.text = surfaceMaterial.displayName;
+    EditorGUILayout.PropertyField(surfaceMaterial, surfaceMaterialLabel);
+  }
+}
+
+#pragma warning restore 0618 // Restore warnings

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioRoomEditor.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 2e20199949e8e4ecd992d68cf09fc902
+timeCreated: 1447979493
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioSoundfieldEditor.cs

@@ -0,0 +1,161 @@
+// Copyright 2016 Google Inc. All rights reserved.
+//
+// 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.
+
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+#pragma warning disable 0618 // Ignore GvrAudio* deprecation
+
+/// A custom editor for properties on the GvrAudioSoundfield script. This appears in the Inspector
+/// window of a GvrAudioSoundfield object.
+[CustomEditor(typeof(GvrAudioSoundfield))]
+[CanEditMultipleObjects]
+public class GvrAudioSoundfieldEditor : Editor {
+  private SerializedProperty clip0102 = null;
+  private SerializedProperty clip0304 = null;
+  private SerializedProperty loop = null;
+  private SerializedProperty mute = null;
+  private SerializedProperty pitch = null;
+  private SerializedProperty playOnAwake = null;
+  private SerializedProperty priority = null;
+  private SerializedProperty spatialBlend = null;
+  private SerializedProperty volume = null;
+  private SerializedProperty dopplerLevel = null;
+  private SerializedProperty rolloffMode = null;
+  private SerializedProperty maxDistance = null;
+  private SerializedProperty minDistance = null;
+  private SerializedProperty bypassRoomEffects = null;
+  private SerializedProperty gainDb = null;
+
+  private GUIContent clip0102Label = new GUIContent("Channels 1 & 2 (WY)",
+      "The AudioClip asset for the 1 & 2 channels (W & Y components) of the first-order " +
+      "ambisonic soundfield. Channels must be in Ambix (ACN/SN3D) format.");
+  private GUIContent clip0304Label = new GUIContent("Channels 3 & 4 (ZX)",
+      "The AudioClip asset for the 3 & 4 channels (Z & X components) of the first-order " +
+      "ambisonic soundfield. Channels must be in Ambix (ACN/SN3D) format.");
+  private GUIContent loopLabel = new GUIContent("Loop",
+      "Sets the soundfield to loop.");
+  private GUIContent muteLabel = new GUIContent("Mute",
+      "Mutes the sound.");
+  private GUIContent pitchLabel = new GUIContent("Pitch",
+      "Sets the frequency of the sound. Use this to slow down or speed up the sound.");
+  private GUIContent priorityLabel = new GUIContent("Priority",
+      "Sets the priority of the soundfield. Note that a sound with a larger priority value will " +
+      "more likely be stolen by sounds with smaller priority values.");
+  private GUIContent spatialBlendLabel = new GUIContent("Spatial Blend",
+      "Sets how much this soundfield is treated as a 3D source. Setting this value to 0 will " +
+      "ignore distance attenuation and doppler effects. However, it does not affect panning the " +
+      "sound around the listener.");
+  private GUIContent volumeLabel = new GUIContent("Volume",
+      "Sets the overall volume of the soundfield.");
+  private GUIContent dopplerLevelLabel = new GUIContent("Doppler Level",
+      "Specifies how much the pitch is changed based on the relative velocity between the " +
+      "soundfield and the listener.");
+  private GUIContent rolloffModeLabel = new GUIContent("Volume Rolloff",
+      "Which type of rolloff curve to use.");
+  private GUIContent maxDistanceLabel = new GUIContent("Max Distance",
+      "Max distance is the distance a sound stops attenuating at.");
+  private GUIContent minDistanceLabel = new GUIContent("Min Distance",
+      "Within the min distance, the volume will stay at the loudest possible. " +
+      "Outside this min distance it will begin to attenuate.");
+  private GUIContent playOnAwakeLabel = new GUIContent("Play On Awake",
+      "Play the sound when the scene loads.");
+  private GUIContent bypassRoomEffectsLabel = new GUIContent("Bypass Room Effects",
+    "Sets whether the room effects for the soundfield should be bypassed.");
+  private GUIContent gainLabel = new GUIContent("Gain (dB)",
+      "Applies a gain to the soundfield for adjustment of relative loudness.");
+
+  void OnEnable () {
+    clip0102 = serializedObject.FindProperty("soundfieldClip0102");
+    clip0304 = serializedObject.FindProperty("soundfieldClip0304");
+    loop = serializedObject.FindProperty("soundfieldLoop");
+    mute = serializedObject.FindProperty("soundfieldMute");
+    pitch = serializedObject.FindProperty("soundfieldPitch");
+    playOnAwake = serializedObject.FindProperty("playOnAwake");
+    priority = serializedObject.FindProperty("soundfieldPriority");
+    spatialBlend = serializedObject.FindProperty("soundfieldSpatialBlend");
+    volume = serializedObject.FindProperty("soundfieldVolume");
+    dopplerLevel = serializedObject.FindProperty("soundfieldDopplerLevel");
+    rolloffMode = serializedObject.FindProperty("soundfieldRolloffMode");
+    maxDistance = serializedObject.FindProperty("soundfieldMaxDistance");
+    minDistance = serializedObject.FindProperty("soundfieldMinDistance");
+    bypassRoomEffects = serializedObject.FindProperty("bypassRoomEffects");
+    gainDb = serializedObject.FindProperty("gainDb");
+  }
+
+  /// @cond
+  public override void OnInspectorGUI () {
+    serializedObject.Update();
+
+    // Add clickable script field, as would have been provided by DrawDefaultInspector()
+    MonoScript script = MonoScript.FromMonoBehaviour (target as MonoBehaviour);
+    EditorGUI.BeginDisabledGroup (true);
+    EditorGUILayout.ObjectField ("Script", script, typeof(MonoScript), false);
+    EditorGUI.EndDisabledGroup ();
+
+    EditorGUILayout.LabelField("AudioClip");
+    EditorGUI.indentLevel++;
+    EditorGUILayout.PropertyField(clip0102, clip0102Label);
+    EditorGUILayout.PropertyField(clip0304, clip0304Label);
+    EditorGUI.indentLevel--;
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(mute, muteLabel);
+    EditorGUILayout.PropertyField(bypassRoomEffects, bypassRoomEffectsLabel);
+    EditorGUILayout.PropertyField(playOnAwake, playOnAwakeLabel);
+    EditorGUILayout.PropertyField(loop, loopLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(priority, priorityLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(volume, volumeLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(pitch, pitchLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(spatialBlend, spatialBlendLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.Slider(gainDb, GvrAudio.minGainDb, GvrAudio.maxGainDb, gainLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(dopplerLevel, dopplerLevelLabel);
+    EditorGUILayout.PropertyField(rolloffMode, rolloffModeLabel);
+    ++EditorGUI.indentLevel;
+    EditorGUILayout.PropertyField(minDistance, minDistanceLabel);
+    EditorGUILayout.PropertyField(maxDistance, maxDistanceLabel);
+    --EditorGUI.indentLevel;
+    if (rolloffMode.enumValueIndex == (int)AudioRolloffMode.Custom) {
+      EditorGUILayout.HelpBox("Custom rolloff mode is not supported, no distance attenuation " +
+                              "will be applied.", MessageType.Warning);
+    }
+
+    EditorGUILayout.Separator();
+
+    serializedObject.ApplyModifiedProperties();
+  }
+  /// @endcond
+}
+
+#pragma warning restore 0618 // Restore warnings

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioSoundfieldEditor.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 95b832a777470485b891baa8026133ce
+timeCreated: 1466541793
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioSourceEditor.cs

@@ -0,0 +1,257 @@
+// Copyright 2016 Google Inc. All rights reserved.
+//
+// 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.
+
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+#pragma warning disable 0618 // Ignore GvrAudio* deprecation
+
+/// A custom editor for properties on the GvrAudioSource script. This appears in the Inspector
+/// window of a GvrAudioSource object.
+[CustomEditor(typeof(GvrAudioSource))]
+[CanEditMultipleObjects]
+public class GvrAudioSourceEditor : Editor {
+  private SerializedProperty clip = null;
+  private SerializedProperty loop = null;
+  private SerializedProperty mute = null;
+  private SerializedProperty pitch = null;
+  private SerializedProperty playOnAwake = null;
+  private SerializedProperty priority = null;
+  private SerializedProperty spatialBlend = null;
+  private SerializedProperty volume = null;
+  private SerializedProperty dopplerLevel = null;
+  private SerializedProperty spread = null;
+  private SerializedProperty rolloffMode = null;
+  private SerializedProperty maxDistance = null;
+  private SerializedProperty minDistance = null;
+  private SerializedProperty bypassRoomEffects = null;
+  private SerializedProperty directivityAlpha = null;
+  private SerializedProperty directivitySharpness = null;
+  private SerializedProperty listenerDirectivityAlpha = null;
+  private SerializedProperty listenerDirectivitySharpness = null;
+  private Texture2D directivityTexture = null;
+  private SerializedProperty gainDb = null;
+  private SerializedProperty hrtfEnabled = null;
+  private SerializedProperty occlusionEnabled = null;
+
+  private GUIContent clipLabel = new GUIContent("AudioClip",
+      "The AudioClip asset played by the GvrAudioSource.");
+  private GUIContent loopLabel = new GUIContent("Loop",
+      "Sets the source to loop.");
+  private GUIContent muteLabel = new GUIContent("Mute",
+      "Mutes the sound.");
+  private GUIContent pitchLabel = new GUIContent("Pitch",
+      "Sets the frequency of the sound. Use this to slow down or speed up the sound.");
+  private GUIContent priorityLabel = new GUIContent("Priority",
+      "Sets the priority of the source. Note that a sound with a larger priority value will more " +
+      "likely be stolen by sounds with smaller priority values.");
+  private GUIContent spatialBlendLabel = new GUIContent("Spatial Blend",
+      "Sets how much this source is treated as a 3D source. Setting this value to 0 will ignore " +
+      "distance attenuation and doppler effects. However, it does not affect panning the sound " +
+      "around the listener.");
+  private GUIContent volumeLabel = new GUIContent("Volume",
+      "Sets the overall volume of the sound.");
+  private GUIContent dopplerLevelLabel = new GUIContent("Doppler Level",
+      "Specifies how much the pitch is changed based on the relative velocity between the source " +
+      "and the listener.");
+  private GUIContent spreadLabel = new GUIContent("Spread",
+      "Source spread in degrees.");
+  private GUIContent rolloffModeLabel = new GUIContent("Volume Rolloff",
+      "Which type of rolloff curve to use.");
+  private GUIContent maxDistanceLabel = new GUIContent("Max Distance",
+      "Max distance is the distance a sound stops attenuating at.");
+  private GUIContent minDistanceLabel = new GUIContent("Min Distance",
+      "Within the min distance, the volume will stay at the loudest possible. " +
+      "Outside this min distance it will begin to attenuate.");
+  private GUIContent playOnAwakeLabel = new GUIContent("Play On Awake",
+      "Play the sound when the scene loads.");
+  private GUIContent bypassRoomEffectsLabel = new GUIContent("Bypass Room Effects",
+      "Sets whether the room effects for the source should be bypassed.");
+  private GUIContent directivityLabel = new GUIContent("Directivity",
+      "Controls the pattern of sound emission of the source. This can change the perceived " +
+      "loudness of the source depending on which way it is facing relative to the listener. " +
+      "Patterns are aligned to the 'forward' direction of the parent object.");
+  private GUIContent directivityAlphaLabel = new GUIContent("Alpha",
+      "Controls the balance between dipole pattern and omnidirectional pattern for source " +
+      "emission. By varying this value, differing directivity patterns can be formed.");
+  private GUIContent directivitySharpnessLabel = new GUIContent("Sharpness",
+      "Sets the sharpness of the directivity pattern. Higher values will result in increased " +
+      "directivity.");
+  private GUIContent listenerDirectivityLabel = new GUIContent("Listener Directivity",
+      "Controls the pattern of sound sensitivity of the listener for the source. This can " +
+      "change the perceived loudness of the source depending on which way the listener is facing " +
+      "relative to the source. Patterns are aligned to the 'forward' direction of the listener.");
+  private GUIContent listenerDirectivityAlphaLabel = new GUIContent("Alpha",
+      "Controls the balance between dipole pattern and omnidirectional pattern for listener " +
+      "sensitivity. By varying this value, differing directivity patterns can be formed.");
+  private GUIContent listenerDirectivitySharpnessLabel = new GUIContent("Sharpness",
+      "Sets the sharpness of the listener directivity pattern. Higher values will result in " +
+      "increased directivity.");
+  private GUIContent gainLabel = new GUIContent("Gain (dB)",
+      "Applies a gain to the source for adjustment of relative loudness.");
+  private GUIContent hrtfEnabledLabel = new GUIContent("Enable HRTF",
+      "Sets HRTF binaural rendering for the source. Note that this setting has no effect when " +
+      "stereo quality mode is selected globally.");
+  private GUIContent occlusionLabel = new GUIContent("Enable Occlusion",
+      "Sets whether the sound of the source should be occluded when there are other objects " +
+      "between the source and the listener.");
+
+  void OnEnable () {
+    clip = serializedObject.FindProperty("sourceClip");
+    loop = serializedObject.FindProperty("sourceLoop");
+    mute = serializedObject.FindProperty("sourceMute");
+    pitch = serializedObject.FindProperty("sourcePitch");
+    playOnAwake = serializedObject.FindProperty("playOnAwake");
+    priority = serializedObject.FindProperty("sourcePriority");
+    spatialBlend = serializedObject.FindProperty("sourceSpatialBlend");
+    volume = serializedObject.FindProperty("sourceVolume");
+    dopplerLevel = serializedObject.FindProperty("sourceDopplerLevel");
+    spread = serializedObject.FindProperty("sourceSpread");
+    rolloffMode = serializedObject.FindProperty("sourceRolloffMode");
+    maxDistance = serializedObject.FindProperty("sourceMaxDistance");
+    minDistance = serializedObject.FindProperty("sourceMinDistance");
+    bypassRoomEffects = serializedObject.FindProperty("bypassRoomEffects");
+    directivityAlpha = serializedObject.FindProperty("directivityAlpha");
+    directivitySharpness = serializedObject.FindProperty("directivitySharpness");
+    listenerDirectivityAlpha = serializedObject.FindProperty("listenerDirectivityAlpha");
+    listenerDirectivitySharpness = serializedObject.FindProperty("listenerDirectivitySharpness");
+    directivityTexture = Texture2D.blackTexture;
+    gainDb = serializedObject.FindProperty("gainDb");
+    hrtfEnabled = serializedObject.FindProperty("hrtfEnabled");
+    occlusionEnabled = serializedObject.FindProperty("occlusionEnabled");
+  }
+
+  /// @cond
+  public override void OnInspectorGUI () {
+    serializedObject.Update();
+
+    // Add clickable script field, as would have been provided by DrawDefaultInspector()
+    MonoScript script = MonoScript.FromMonoBehaviour (target as MonoBehaviour);
+    EditorGUI.BeginDisabledGroup (true);
+    EditorGUILayout.ObjectField ("Script", script, typeof(MonoScript), false);
+    EditorGUI.EndDisabledGroup ();
+
+    EditorGUILayout.PropertyField(clip, clipLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(mute, muteLabel);
+    EditorGUILayout.PropertyField(bypassRoomEffects, bypassRoomEffectsLabel);
+    EditorGUILayout.PropertyField(playOnAwake, playOnAwakeLabel);
+    EditorGUILayout.PropertyField(loop, loopLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(priority, priorityLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(volume, volumeLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(pitch, pitchLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(spatialBlend, spatialBlendLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.Slider(gainDb, GvrAudio.minGainDb, GvrAudio.maxGainDb, gainLabel);
+
+    EditorGUILayout.Separator();
+
+    EditorGUILayout.PropertyField(dopplerLevel, dopplerLevelLabel);
+    EditorGUILayout.PropertyField(spread, spreadLabel);
+    EditorGUILayout.PropertyField(rolloffMode, rolloffModeLabel);
+    ++EditorGUI.indentLevel;
+    EditorGUILayout.PropertyField(minDistance, minDistanceLabel);
+    EditorGUILayout.PropertyField(maxDistance, maxDistanceLabel);
+    --EditorGUI.indentLevel;
+    if (rolloffMode.enumValueIndex == (int)AudioRolloffMode.Custom) {
+      EditorGUILayout.HelpBox("Custom rolloff mode is not supported, no distance attenuation " +
+                              "will be applied.", MessageType.Warning);
+    }
+
+    EditorGUILayout.Separator();
+
+    // Draw the listener directivity properties.
+    EditorGUILayout.BeginHorizontal();
+    EditorGUILayout.BeginVertical();
+    GUILayout.Label(listenerDirectivityLabel);
+    ++EditorGUI.indentLevel;
+    EditorGUILayout.Slider(listenerDirectivityAlpha, 0.0f, 1.0f, listenerDirectivityAlphaLabel);
+    EditorGUILayout.Slider(listenerDirectivitySharpness, 1.0f, 10.0f,
+                           listenerDirectivitySharpnessLabel);
+    --EditorGUI.indentLevel;
+    EditorGUILayout.EndVertical();
+    DrawDirectivityPattern(listenerDirectivityAlpha.floatValue,
+                           listenerDirectivitySharpness.floatValue,
+                           GvrAudio.listenerDirectivityColor,
+                           (int)(3.0f * EditorGUIUtility.singleLineHeight));
+    EditorGUILayout.EndHorizontal();
+
+    EditorGUILayout.Separator();
+
+    // Draw the source directivity properties.
+    EditorGUILayout.BeginHorizontal();
+    EditorGUILayout.BeginVertical();
+    GUILayout.Label(directivityLabel);
+    ++EditorGUI.indentLevel;
+    EditorGUILayout.Slider(directivityAlpha, 0.0f, 1.0f, directivityAlphaLabel);
+    EditorGUILayout.Slider(directivitySharpness, 1.0f, 10.0f, directivitySharpnessLabel);
+    --EditorGUI.indentLevel;
+    EditorGUILayout.EndVertical();
+    DrawDirectivityPattern(directivityAlpha.floatValue, directivitySharpness.floatValue,
+                           GvrAudio.sourceDirectivityColor,
+                           (int)(3.0f * EditorGUIUtility.singleLineHeight));
+    EditorGUILayout.EndHorizontal();
+    EditorGUILayout.PropertyField(occlusionEnabled, occlusionLabel);
+
+    EditorGUILayout.Separator();
+
+    // HRTF toggle can only be modified through the Inspector in Edit mode.
+    EditorGUI.BeginDisabledGroup (EditorApplication.isPlaying);
+    EditorGUILayout.PropertyField(hrtfEnabled, hrtfEnabledLabel);
+    EditorGUI.EndDisabledGroup ();
+
+    serializedObject.ApplyModifiedProperties();
+  }
+  /// @endcond
+
+  private void DrawDirectivityPattern (float alpha, float sharpness, Color color, int size) {
+    directivityTexture.Resize(size, size);
+    // Draw the axes.
+    Color axisColor = color.a * Color.black;
+    for (int i = 0; i < size; ++i) {
+      directivityTexture.SetPixel(i, size / 2, axisColor);
+      directivityTexture.SetPixel(size / 2, i, axisColor);
+    }
+    // Draw the 2D polar directivity pattern.
+    float offset = 0.5f * size;
+    float cardioidSize = 0.45f * size;
+    Vector2[] vertices = GvrAudio.Generate2dPolarPattern(alpha, sharpness, 180);
+    for (int i = 0; i < vertices.Length; ++i) {
+      directivityTexture.SetPixel((int)(offset + cardioidSize * vertices[i].x),
+                                  (int)(offset + cardioidSize * vertices[i].y), color);
+    }
+    directivityTexture.Apply();
+    // Show the texture.
+    GUILayout.Box(directivityTexture);
+  }
+}
+
+#pragma warning restore 0618 // Restore warnings

Assets/GoogleVR/Legacy/Editor/Audio/GvrAudioSourceEditor.cs.meta

@@ -0,0 +1,12 @@
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