public override TargetFinder.UpdateState Update(TargetFinder.FilterMode filterMode)
{
VuforiaWrapper.Instance.TargetFinderUpdate(this.mTargetFinderStatePtr, (int)filterMode);
this.mTargetFinderState = (TargetFinderImpl.TargetFinderState)Marshal.PtrToStructure(this.mTargetFinderStatePtr, typeof(TargetFinderImpl.TargetFinderState));
if (this.mTargetFinderState.ResultCount > 0)
{
IntPtr intPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(TargetFinderImpl.InternalTargetSearchResult)) * this.mTargetFinderState.ResultCount);
if (VuforiaWrapper.Instance.TargetFinderGetResults(intPtr, this.mTargetFinderState.ResultCount) != 1)
{
Debug.LogError("TargetFinder: Could not retrieve new results!");
return(TargetFinder.UpdateState.UPDATE_NO_MATCH);
}
this.mNewResults = new List <TargetFinder.TargetSearchResult>();
for (int i = 0; i < this.mTargetFinderState.ResultCount; i++)
{
TargetFinderImpl.InternalTargetSearchResult internalTargetSearchResult = (TargetFinderImpl.InternalTargetSearchResult)Marshal.PtrToStructure(new IntPtr(intPtr.ToInt64() + (long)(i * Marshal.SizeOf(typeof(VuforiaManagerImpl.TrackableResultData)))), typeof(TargetFinderImpl.InternalTargetSearchResult));
this.mNewResults.Add(new TargetFinder.TargetSearchResult
{
TargetName = Marshal.PtrToStringAnsi(internalTargetSearchResult.TargetNamePtr),
UniqueTargetId = Marshal.PtrToStringAnsi(internalTargetSearchResult.UniqueTargetIdPtr),
TargetSize = internalTargetSearchResult.TargetSize,
MetaData = Marshal.PtrToStringAnsi(internalTargetSearchResult.MetaDataPtr),
TrackingRating = (byte)internalTargetSearchResult.TrackingRating,
TargetSearchResultPtr = internalTargetSearchResult.TargetSearchResultPtr
});
}
Marshal.FreeHGlobal(intPtr);
}
return((TargetFinder.UpdateState) this.mTargetFinderState.UpdateState);
}
public TargetFinderImpl()
{
this.mTargetFinderState = default(TargetFinderImpl.TargetFinderState);
this.mTargetFinderStatePtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(TargetFinderImpl.TargetFinderState)));
Marshal.StructureToPtr(this.mTargetFinderState, this.mTargetFinderStatePtr, false);
this.mImageTargets = new Dictionary <int, ImageTarget>();
}
