// Returns room properties of the given |room|.
private static RoomProperties GetRoomProperties(GvrAudioRoom room)
{
RoomProperties roomProperties;
Vector3 position = room.transform.position;
Quaternion rotation = room.transform.rotation;
Vector3 scale = Vector3.Scale(room.transform.lossyScale, room.size);
ConvertAudioTransformFromUnity(ref position, ref rotation);
roomProperties.positionX = position.x;
roomProperties.positionY = position.y;
roomProperties.positionZ = position.z;
roomProperties.rotationX = rotation.x;
roomProperties.rotationY = rotation.y;
roomProperties.rotationZ = rotation.z;
roomProperties.rotationW = rotation.w;
roomProperties.dimensionsX = scale.x;
roomProperties.dimensionsY = scale.y;
roomProperties.dimensionsZ = scale.z;
roomProperties.materialLeft = room.leftWall;
roomProperties.materialRight = room.rightWall;
roomProperties.materialBottom = room.floor;
roomProperties.materialTop = room.ceiling;
roomProperties.materialFront = room.frontWall;
roomProperties.materialBack = room.backWall;
roomProperties.reverbGain = ConvertAmplitudeFromDb(room.reverbGainDb);
roomProperties.reverbTime = room.reverbTime;
roomProperties.reverbBrightness = room.reverbBrightness;
roomProperties.reflectionScalar = room.reflectivity;
return(roomProperties);
}
/// Updates the room effects of the environment with given |room| properties.
/// @note This should only be called from the main Unity thread.
public static void UpdateAudioRoom(GvrAudioRoom room, bool roomEnabled)
{
// Update the enabled rooms list.
if (roomEnabled)
{
if (!enabledRooms.Contains(room))
{
enabledRooms.Add(room);
}
}
else
{
enabledRooms.Remove(room);
}
// Update the current room effects to be applied.
if (initialized)
{
if (enabledRooms.Count > 0)
{
GvrAudioRoom currentRoom = enabledRooms[enabledRooms.Count - 1];
RoomProperties roomProperties = GetRoomProperties(currentRoom);
// Pass the room properties into a pointer.
IntPtr roomPropertiesPtr = Marshal.AllocHGlobal(Marshal.SizeOf(roomProperties));
Marshal.StructureToPtr(roomProperties, roomPropertiesPtr, false);
SetRoomProperties(roomPropertiesPtr);
Marshal.FreeHGlobal(roomPropertiesPtr);
}
else
{
// Set the room properties to null, which will effectively disable the room effects.
SetRoomProperties(IntPtr.Zero);
}
}
}
void Start()
{
room = GetComponent <GvrAudioRoom>();
if (!room)
{
Debug.Log(gameObject.name + " doesn't have a AudioRoom on it");
}
}
/// Returns whether the listener is currently inside the given |room| boundaries.
public static bool IsListenerInsideRoom(GvrAudioRoom room)
{
bool isInside = false;
if (initialized)
{
Vector3 relativePosition = listenerTransform.position - room.transform.position;
Quaternion rotationInverse = Quaternion.Inverse(room.transform.rotation);
bounds.size = Vector3.Scale(room.transform.lossyScale, room.size);
isInside = bounds.Contains(rotationInverse * relativePosition);
}
return(isInside);
}
/// Updates the room effects of the environment with given |room| properties.
/// @note This should only be called from the main Unity thread.
public static void UpdateAudioRoom(GvrAudioRoom room, bool roomEnabled)
{
// Update the enabled rooms list.
if (roomEnabled)
{
if (!enabledRooms.Contains(room))
{
enabledRooms.Add(room);
}
}
else
{
enabledRooms.Remove(room);
}
// Update the current room effects to be applied.
if (initialized)
{
if (enabledRooms.Count > 0)
{
GvrAudioRoom currentRoom = enabledRooms[enabledRooms.Count - 1];
Vector3 position = currentRoom.transform.position;
Quaternion rotation = currentRoom.transform.rotation;
Vector3 scale = Vector3.Scale(currentRoom.transform.lossyScale, currentRoom.size);
ConvertAudioTransformFromUnity(ref position, ref rotation);
float reverbGain = ConvertAmplitudeFromDb(currentRoom.reverbGainDb);
SetRoomProperties(position.x, position.y, position.z, rotation.x, rotation.y, rotation.z,
rotation.w, scale.x, scale.y, scale.z, currentRoom.GetSurfaceMaterials(),
currentRoom.reflectivity, reverbGain, currentRoom.reverbBrightness,
currentRoom.reverbTime);
}
else
{
// Set room properties to default, which will effectively disable the room effects.
SetRoomProperties(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, null, 1.0f,
0.0f, 0.0f, 1.0f);
}
}
}
private static extern void SetRoomProperties (int roomId, float px, float py, float pz, float qx,
float qy, float qz, float qw, float dx, float dy,
float dz,
GvrAudioRoom.SurfaceMaterial[] materialNames,
float reflectionScalar, float reverbGain,
float reverbBrightness, float reverbTime);
/// Updates the room effects of the environment with given |room| properties.
/// @note This should only be called from the main Unity thread.
public static void UpdateAudioRoom (int id, Transform transform,
GvrAudioRoom.SurfaceMaterial[] materials, float reflectivity,
float reverbGainDb, float reverbBrightness, float reverbTime,
Vector3 size) {
if (initialized) {
// Update room transform.
Vector3 position = transform.position;
Quaternion rotation = transform.rotation;
Vector3 scale = Vector3.Scale(size, transform.lossyScale);
scale = worldScaleInverse * new Vector3(Mathf.Abs(scale.x), Mathf.Abs(scale.y),
Mathf.Abs(scale.z));
ConvertAudioTransformFromUnity(ref position, ref rotation);
float reverbGain = ConvertAmplitudeFromDb(reverbGainDb);
SetRoomProperties(id, position.x, position.y, position.z, rotation.x, rotation.y, rotation.z,
rotation.w, scale.x, scale.y, scale.z, materials, reflectivity, reverbGain,
reverbBrightness, reverbTime);
}
}
// Returns room properties of the given |room|.
private static RoomProperties GetRoomProperties(GvrAudioRoom room) {
RoomProperties roomProperties;
Vector3 position = room.transform.position;
Quaternion rotation = room.transform.rotation;
Vector3 scale = Vector3.Scale(room.transform.lossyScale, room.size);
ConvertAudioTransformFromUnity(ref position, ref rotation);
roomProperties.positionX = position.x;
roomProperties.positionY = position.y;
roomProperties.positionZ = position.z;
roomProperties.rotationX = rotation.x;
roomProperties.rotationY = rotation.y;
roomProperties.rotationZ = rotation.z;
roomProperties.rotationW = rotation.w;
roomProperties.dimensionsX = scale.x;
roomProperties.dimensionsY = scale.y;
roomProperties.dimensionsZ = scale.z;
roomProperties.materialLeft = room.leftWall;
roomProperties.materialRight = room.rightWall;
roomProperties.materialBottom = room.floor;
roomProperties.materialTop = room.ceiling;
roomProperties.materialFront = room.frontWall;
roomProperties.materialBack = room.backWall;
roomProperties.reverbGain = ConvertAmplitudeFromDb(room.reverbGainDb);
roomProperties.reverbTime = room.reverbTime;
roomProperties.reverbBrightness = room.reverbBrightness;
roomProperties.reflectionScalar = room.reflectivity;
return roomProperties;
}
/// Returns whether the listener is currently inside the given |room| boundaries.
public static bool IsListenerInsideRoom(GvrAudioRoom room) {
bool isInside = false;
if(initialized) {
Vector3 relativePosition = listenerTransform.position - room.transform.position;
Quaternion rotationInverse = Quaternion.Inverse(room.transform.rotation);
bounds.size = Vector3.Scale(room.transform.lossyScale, room.size);
isInside = bounds.Contains(rotationInverse * relativePosition);
}
return isInside;
}
/// Updates the room effects of the environment with given |room| properties.
/// @note This should only be called from the main Unity thread.
public static void UpdateAudioRoom(GvrAudioRoom room, bool roomEnabled) {
// Update the enabled rooms list.
if (roomEnabled) {
if (!enabledRooms.Contains(room)) {
enabledRooms.Add(room);
}
} else {
enabledRooms.Remove(room);
}
// Update the current room effects to be applied.
if(initialized) {
if (enabledRooms.Count > 0) {
GvrAudioRoom currentRoom = enabledRooms[enabledRooms.Count - 1];
RoomProperties roomProperties = GetRoomProperties(currentRoom);
// Pass the room properties into a pointer.
IntPtr roomPropertiesPtr = Marshal.AllocHGlobal(Marshal.SizeOf(roomProperties));
Marshal.StructureToPtr(roomProperties, roomPropertiesPtr, false);
SetRoomProperties(roomPropertiesPtr);
Marshal.FreeHGlobal(roomPropertiesPtr);
} else {
// Set the room properties to null, which will effectively disable the room effects.
SetRoomProperties(IntPtr.Zero);
}
}
}
