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Define pixel and frame buffer?
Pixel is shortened forms of picture element. Every screen point is referred to as pixel or pel.
Picture definition is kept in a memory area called frame buffer or refresh buffer.
What are the features found in CAD Features generally found in a CAD package involve: - 2D and 3D modelling - Wire frame - Library of parts that can be used in new dra
types of character generation techniques
Assumption for Diffuse Reflection - Polygon Rendering i) the diffuse reflections by the surface are scattered along with equal intensity in each direction, independent of vie
Differentiate between z-buffer method and scan-line method. What is the visibility test made in these methods? Solution : In depth buffer algorithm every pixel location on the
What are the advantages of Bresenham's line drawing algorithm over DDA line drawing algorithm? DDA and Bresenham algorithms both are efficient line drawing algorithm. Breaenham
refreh buffer
Define Aspect ratio- Aspect ratio: The ratio of vertical points to horizontal points necessary to produce equal –length lines in both directions on the screen, is called as
What is Computer Graphics. Computer graphics remains most existing and rapidly growing computer fields. Computer graphics may be explained as a pictorial representation or gra
What is surface patch? A single surface element can be explained as the surface traced out as two parameters (u, v) take all possible values between 0 and 1 in a two-parameter
Explain Positioning Techniques in computer Graphics in detail
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