02/21/2002
15-462 Graphics I
28
Evaluating Coordinates
•Use a fixed number of points, num_points
void display()
{ ...
  glBegin(GL_LINE_STRIP);
      for (i = 0; i <= num_points; i++)
         glEvalCoord1f((GLfloat)i/(GLfloat)num_points);
   glEnd();
   ...
}