FLAT 2 FAT : NURBS surfaces • Offer one common mathematical form for both standard analytical shapes and free-form shapes • Flexible for designing a large variety of shapes • Can be described Implicitly or Parametrically
FLAT 2 FAT : surface creation
FLAT 2 FAT : loft
FLAT 2 FAT : extrude
FLAT 2 FAT : revolve
FLAT 2 FAT : sweep
FLAT 2 FAT : third degree surface Described by cubic polynomial
FLAT 2 FAT : first degree surface Described by linear polynomial
FLAT 2 FAT : surface anatomy U Direction V Direction Isopar ms
FLAT 2 FAT : doubly curved vs ruled surfaces
FLAT 2 FAT : gaussian curvature analysis
FLAT 2 FAT : gaussian curvature analysis
FLAT 2 FAT : ruled surfaces
FLAT 2 FAT : developable surfaces
FLAT 2 FAT : extracting curves from surfaces Extracting Isoparms or Edge Curves