OpenGL Curve Functions GLu(OpengL Utility) functions BD Quadrics(Spheres, Cylinders) Rational B-Splines(circles, ellipse, Bezier curve) (有理B樣條) gluSphere/ glu cylinder/ gluDisk NURBS(non-uniform rational B-splines) GLuT (Open gL Utility Toolkit)functions BD QuadricsSpheres, Cones etc. glutSolidSphere/glut Wire Sphere glutSolid Cone, glut SolidTorus Approximate a simple curve using a polyline o The more line sections, the smoother appearance of the curve. Write your own curve-generation algorithms Camputer Graphics with Open GL, Third Edition, by Donald Hearn and M. Pauline Baker ISBN0-13-0-15390-7o 2004 Pearson Education, Inc, Upper Saddle River, NJ. All rights reserveOpenGL Curve Functions  GLU (OpenGL Utility) functions: 3D Quadrics (Spheres,Cylinders) Rational B-Splines (circles, ellipse, Beziercurve) (有理B樣條) NURBS (non-uniform rational B-splines)  GLUT (OpenGL UtilityToolkit) functions: 3D Quadrics (Spheres, Cones etc.)  Approximate a simple curve using a polyline  The more line sections, the smootherappearance of the curve.  Write your own curve-generation algorithms (By Mark Kilgard) gluSphere/gluCylinder/gluDisk… 4 glutSolidSphere/glutWireSphere, glutSolidCone, glutSolidTorus,…