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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.
Exceptional cases - Orthographic Projection 1) We have an Orthographic projection, if f=0, then cot (β) =0 that is β=90 0 . 2) β =cot-1 (1)=450 and this Oblique projec
Categories of Line Segments It categorizes line segments into three categories (i) trivially rejected (ii) trivially selected (iii) may be partially visible or totally invisibl
Question: (a) After having worked for several years as a graphic designer you decide to start a company of your own; MediaDesign ltd. The most valuable asset of a company is i
what is zooming and panning in computer graph please explan??
Types of Light Resources - illumination Model Let us discuss about the types of light resources. The light sources can not merely be natural like light from Sun or Moon or Sta
What is a Blobby object? Some objects do not handle a fixed shape, but change their surface characteristics in sure motions or when in proximity to other objects. That is call
Points and Lines - Graphic primitives In the previous section, we have seen to draw primitive objects; one has to firstly scan convert the objects. This concern to the operat
Q. Describe briefly phong shading algorithm. OR Write short note on phong shading. Phong shading Phong shading or normal vector interpo
To transform from the world coordinate system to viewing coordinate system you need to perform the following operations. a) Translate the viewing coordinate origin to the worl
QUESTION a) Differentiate between raster and vector images. b) Explain the concept of bit depth. What is the minimum number if bits required for a one-colour digital image t
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