CS2401 COMPUTER GRAPHICS important questions

0
CS2401 COMPUTER GRAPHICS
Year : IV FINAL YEAR
department of IT And CSE Students
subject code : CS2401
subject name : Computer Graphics
Regulaton 2008


UNIT I

1. Derive Bresenham.s algorithm for line with slope magnitudes in detail
2. Explain Two dimensional scaling and translation with an example
3. Explain Cohen sutherland line clipping algorithm in detail

PROBLEM:

1. At R be Rectangular window whose lower left head corner is at L(-3,1) and
upper right head corner is at R(2,6). Find the region codes for the endpoints A(-4,2),B(-1,7),C(-1,5),D(3,8),G(1,-2),H(3,3),I(-4,7) and J(-2,10)
2. Use the Bresenham.s algorithm to find all Points on a triangle in the first quadrant
with vertices at (0,2), (6,2) and (3,6).

UNIT II

1. Explain 3D transformation with an example
2. Compare HLS and HSV color models
3. Define Animation. Explain in detail about the animation language
4. Discuss about the Properties of light

UNIT III

1. Explain Back face detection method and depth buffer method
2. Explain RGB color model and CMY color model
3. How to draw a 3-D object using OPENGL ?Explain it with an example.

UNIT IV

1. Write in details about the rendering techniques for shadow images
2. Describe about flat and smooth shading.
3. Write briefly about adding textures to faces and shadows of objects

UNIT V

1. How to create image by iterated functions.
2. Explain in details about transparency
3. Describe in detail about ray tracing methods.
“Work hard in silence, let your success be your noise...”

    CS2401 COMPUTER GRAPHICS important questions