aFirstAngle: PlaneAngle from Quantity = 0;
aSecondAngle: PlaneAngle from Quantity = 0;
aRotationAngle: PlaneAngle from Quantity = 0)
- returns mutable RectangularGrid from Aspect
+ returns RectangularGrid from Aspect
---Purpose: creates a new grid. By default this grid is not
-- active.
-- The first angle is given relatively to the horizontal.