// Converts uuid to string in this format "e875df5e-3f47-4a8f-b0a5-9ca79280b27d"
private string GetUuidString(OVRPlugin.SpatialEntityUuid uuid)
{
byte[] uuidData = new byte[16];
BitConverter.GetBytes(uuid.Value_0).CopyTo(uuidData, 0);
BitConverter.GetBytes(uuid.Value_1).CopyTo(uuidData, 8);
return(AnchorHelpers.UuidToString(uuidData));
}
public void QueryAnchorByUuid()
{
// Get number of saved anchor uuids
if (!PlayerPrefs.HasKey(numUuids))
{
PlayerPrefs.SetInt(numUuids, 0);
}
int playerNumUuids = PlayerPrefs.GetInt("numUuids");
Log("numUuids to query with: " + numUuids + " uuids ");
if (playerNumUuids == 0)
{
return;
}
OVRPlugin.SpatialEntityUuid[] uuidArr = new OVRPlugin.SpatialEntityUuid[playerNumUuids];
for (int i = 0; i < playerNumUuids; ++i)
{
string uuidKey = "uuid" + i;
string currentUuid = PlayerPrefs.GetString(uuidKey);
Log("QueryAnchorByUuid: " + currentUuid);
var byteArray = AnchorHelpers.StringToUuid(currentUuid);
uuidArr[i] = new OVRPlugin.SpatialEntityUuid
{
Value_0 = BitConverter.ToUInt64(byteArray, 0),
Value_1 = BitConverter.ToUInt64(byteArray, 8)
};
}
var uuidInfo = new OVRPlugin.SpatialEntityFilterInfoIds
{
NumIds = playerNumUuids,
Ids = uuidArr
};
var queryInfo = new OVRPlugin.SpatialEntityQueryInfo()
{
QueryType = OVRPlugin.SpatialEntityQueryType.Action,
MaxQuerySpaces = 20,
Timeout = 0,
Location = OVRPlugin.SpatialEntityStorageLocation.Local,
ActionType = OVRPlugin.SpatialEntityQueryActionType.Load,
FilterType = OVRPlugin.SpatialEntityQueryFilterType.Ids,
IdInfo = uuidInfo
};
ulong newReqId = 0;
if (!OVRPlugin.SpatialEntityQuerySpatialEntity(queryInfo, ref newReqId))
{
Log("OVRPlugin.SpatialEntityQuerySpatialEntity initiated");
}
}
// Save callback
private void SpatialAnchorSaved(UInt64 requestId, UInt64 space, bool result, OVRPlugin.SpatialEntityUuid uuid)
{
Log("SpatialAnchorSaved requestId: " + requestId + " space: " + space + " result: " + result + " uuid: " + GetUuidString(uuid));
// Write uuid of saved anchor to file
if (!PlayerPrefs.HasKey(numUuids))
{
PlayerPrefs.SetInt(numUuids, 0);
}
int playerNumUuids = PlayerPrefs.GetInt(numUuids);
PlayerPrefs.SetString("uuid" + playerNumUuids, GetUuidString(uuid));
PlayerPrefs.SetInt(numUuids, ++playerNumUuids);
// Toggle local save icon
if (handleToAnchor.ContainsKey(space))
{
handleToAnchor[space].ShowSaveIcon();
}
}
// Erase callback
private void SpatialEntityStorageErase(UInt64 requestId, bool result, OVRPlugin.SpatialEntityUuid uuid, OVRPlugin.SpatialEntityStorageLocation location)
{
Log("SpatialEntityStorageErase requestID: " + requestId + " result: " + result + " uuid: " + GetUuidString(uuid) + " location: " + location);
}