private bool CreateImageTargets()
{
int num = VuforiaWrapper.Instance.DataSetGetNumTrackableType((int)TypeMapping.GetTypeID(typeof(ImageTarget)), this.mDataSetPtr);
if (num <= 0)
{
return(false);
}
IntPtr intPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(ImageTargetData)) * num);
if (VuforiaWrapper.Instance.DataSetGetTrackablesOfType((int)TypeMapping.GetTypeID(typeof(ImageTarget)), intPtr, num, this.mDataSetPtr) == 0)
{
Debug.LogError("Could not create Image Targets");
return(false);
}
for (int i = 0; i < num; i++)
{
ImageTargetData imageTargetData = (ImageTargetData)Marshal.PtrToStructure(new IntPtr(intPtr.ToInt64() + (long)(i * Marshal.SizeOf(typeof(ImageTargetData)))), typeof(ImageTargetData));
if (!this.mTrackablesDict.ContainsKey(imageTargetData.id))
{
StringBuilder stringBuilder = new StringBuilder(128);
VuforiaWrapper.Instance.DataSetGetTrackableName(this.mDataSetPtr, imageTargetData.id, stringBuilder, 128);
ImageTarget value = new ImageTargetImpl(stringBuilder.ToString(), imageTargetData.id, ImageTargetType.PREDEFINED, this);
this.mTrackablesDict[imageTargetData.id] = value;
}
}
Marshal.FreeHGlobal(intPtr);
return(true);
}
public override ImageTargetAbstractBehaviour EnableTracking(TargetFinder.TargetSearchResult result, GameObject gameObject)
{
IntPtr intPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(ImageTargetData)));
int num = VuforiaWrapper.Instance.TargetFinderEnableTracking(result.TargetSearchResultPtr, intPtr);
ImageTargetData imageTargetData = (ImageTargetData)Marshal.PtrToStructure(intPtr, typeof(ImageTargetData));
Marshal.FreeHGlobal(intPtr);
StateManagerImpl stateManagerImpl = (StateManagerImpl)TrackerManager.Instance.GetStateManager();
ImageTargetAbstractBehaviour result2 = null;
if (imageTargetData.id == -1)
{
Debug.LogError("TargetSearchResult " + result.TargetName + " could not be enabled for tracking.");
}
else
{
ImageTarget imageTarget = new CloudRecoImageTargetImpl(result.TargetName, imageTargetData.id, imageTargetData.size);
this.mImageTargets[imageTargetData.id] = imageTarget;
result2 = stateManagerImpl.FindOrCreateImageTargetBehaviourForTrackable(imageTarget, gameObject);
}
IntPtr intPtr2 = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(int)) * num);
VuforiaWrapper.Instance.TargetFinderGetImageTargets(intPtr2, num);
List <int> list = new List <int>();
for (int i = 0; i < num; i++)
{
int item = Marshal.ReadInt32(new IntPtr(intPtr2.ToInt64() + (long)(i * Marshal.SizeOf(typeof(int)))));
list.Add(item);
}
Marshal.FreeHGlobal(intPtr2);
ImageTarget[] array = this.mImageTargets.Values.ToArray <ImageTarget>();
for (int j = 0; j < array.Length; j++)
{
ImageTarget imageTarget2 = array[j];
if (!list.Contains(imageTarget2.ID))
{
stateManagerImpl.DestroyTrackableBehavioursForTrackable(imageTarget2, true);
this.mImageTargets.Remove(imageTarget2.ID);
}
}
return(result2);
}