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1. What do you understood by the term graphic primitives?
Ans. Graphic primitives are the basic graphic objects that can be united in any number and method to produce a new image or object.
2 What is the Staircase effect?
Ans. Because of low resolution and inappropriate approximation of pixel positions the images are usually distorted and the Zig-Zags that is called distortions which produced in the display of straight line or the other graphic primitive is the staircase effect.
Distinguish between bitBlt and pixBlt? Raster functions that manipulate rectangular pixel arrays are usually referred to as raster ops. Moving a block of pixels from one locat
what is interlaced and non interlaced?
Scan Line Polygon Fill Algorithm - Raster Graphics In such algorithm, the information for a solid body is stored in the frame buffer and utilizing that information each pixel
Types of Polygon tables curves and surfaces Attribute tables: This table has object information as transparency, surface reflexivity, texture features of an object in the vi
What is uniform rational splines
Geometric tables - Polygon Tables 1) Vertex table: Keep vertices' coordinates values in the object. 2) Edge table: Keep pointers back in to the vertex table for identif
What is persistence? The time it takes the emitted light from the screen to decompose one tenth of its original intensity is known as persistence.
The hand-held pointer and tablet in the form of a stylus i.e. pen or puck can function one or more of these three functions: (i) For choosing positions on a drawing or on a men
what is Transformation ?
What are the side effects due to scan conversion? How can the effects be minimized? Aliasing Effects (Side effects of scan conversion) Scan conversion is essentially a syst
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