void Initialize ( const [UPCGSpatialData](API\Plugins\PCG\Data\UPCGSpatialData) * InSource, const [UPCGSpatialData](API\Plugins\PCG\Data\UPCGSpatialData) * InTarget, const [FPCGProjectionParams](API\Plugins\PCG\Elements\FPCGProjectionParams) & InProjectionParams )