Eyeshot Nurbs Edition provides Nurbs based curve and surface modeling functions. With a growing set of modeling methods, this component includes a state of the art Nurbs formulation.

Key Benefits

• The first NURBS library written in a modern programming language
• NURBS construction and manipulation
• IGES import

Detailed Feature List in addition to Professional Edition ones

Creation of NURBS curves

• Circles and circular arcs
• Straight line segments

Creation of NURBS surfaces

• Bilinear surfaces and planes
• General extruded surfaces
• Surfaces of revolution (full or partial)
• Ruled
• Loft
• Sweep

Evaluation of NURBS curves and surfaces

• Compute point and derivatives of arbitrary order on a NURBS curve
• Compute point and partial derivatives of arbitrary order on a NURBS surface
• Compute the surface normal vector at a given point
• Compute curvature on curves and surfaces

B-spline and NURBS basis functions

• Evaluation of rational and non-rational basis functions
• Computation of single or all nonzero functions
• Derivatives of arbitrary order
• Global maximum and maximum in each span

Creation of curves by data fitting

• Global curve interpolation to point data (arbitrary degree)
• Global curve interpolation to point and end derivative data (arbitrary degree)
• Cubic spline curve interpolation
• Global curve approximation (arbitrary degree)

Additional Import module

• IGES import

Curves and surfaces trim / intersection

Total area and volume calculation of closed surface models