cg imp questions

CG MID IMPORTANT QUESTIONS

UNIT - 1

1)       Write about different Application area of cg

2)     Explain about raster scan display & it’s implementation

3)     Explain about random scan display & it’s implementation

4)    Consider the following raster scan system with resolutions as follows            i) 640 x 480

                          ii) 1280 x 1024

                         iii) 1269 x 2048.

What size of frame buffer is needed for the system

a)     Share 12 bits/pixel?

b)     Share 24 bits/pixel?

5)     Write about different input devices

UNIT - 2

1)       Explain Bresenhams line drawing Algorithm with it’s implementation

2)     Explain mid-point circle Algorithm with it’s implementation

3)     Explain scan line polygon fill Algorithm with a neat sketch

4)    Explain & Write mid-ellipse?

5)     Write inside-outside test & Explain & Write boundary fill Algorithm

UNIT – 3

1)       Write about basic 2d-transformation technique & represent them in homogeneous matrix representation

2)     Write about general pivot point rotation

3)     Reflection & sharing transformation

4)     Write about transformation b/w co-ordinate system

5)     Find the reflection of the point (x, y) in the line y= mx+c

UNIT – 4

1)       Explain about 2d - viewing pipeline & Write about window to viewpoint co-ordinate transformation

2)     Write & Explain cohen’s sutherland Algorithm

3)     Write & Explain cyrus-back Algorithm

4)    Write about Sutherland - hodgeman Algorithm for polygon clipping with an edge.

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