Q1. What do you mean by uniform periodic B-spline curves? Describe the periodic blending functions.
Q2. Write down the openGL code for defining a 2-dimensional straight line segment with co-ordinates (120, 20) and (30, 110).
Q3. Describe how a general two-dimensional fixed point scaling is taken out. Give the matrix for the operation.
Q4. Describe why we require line drawing algorithms to display a line on the raster monitor.
Q5. Describe how back faces are detected by using the front-back tests.
Q6. What are the key frame systems and how do they function? What are cells and how are they employed in animation?
Q7. Illustrate self-similar and self-affine fractals?