+//--Length Voxels
+ first = _points->GetPoint(0);
+ firstWorld[0] = first[0];
+ firstWorld[1] = first[1];
+ firstWorld[2] = first[2];
+ for(i = 1; i<_points->GetNumberOfPoints();i++)
+ {
+ double* second;
+ second = _points->GetPoint(i);
+ double secondWorld[3];
+ secondWorld[0] = second[0];
+ secondWorld[1] = second[1];
+ secondWorld[2] = second[2];