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Output Primitives and Geometric Transformations
You learnt how some basic geometric objects such as line segments, circles, ellipses and other curves are processed for plotting on a display unit. In most of the graphics packages you will find that polygons are also used as standard output primitives. Filled polygons with single solid color (or other alternatives for filling the interior) are provided as shape primitives.
Ray Casting -polygon rendering and ray tracing methods It is a method wherein the surfaces of objects visible to the camera are determined by throwing or say casting rays of
Explain the merits and demerits of Plasma panel display. Advantages: Refreshing is not needed. Produce a very steady image free of Flicker. Less bulky than a CRT.
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
Describe any two methods for drawing thick lines. Two method for drawing thick lines are: (1) Using the line- width command: "setline width scale factor (iw)" Line width param
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Video controller : A Fixed area of the system memory controller for the frame buffer, and the video controller is given direct access to the frame – buffer memory, frame – buffer
QUESTION a) What is a color management system? Briefly explain how it works. b) What are the three major factors affecting print permanence? c) Briefly explain three ways
Graphics Hardware - Computer aided Design Despite with which advance graphic software you are working along with, if your output device is not well or hardware handling which
What is Aspect ratio? The ratio of vertical points to the horizontal points essential to produce length of lines in both directions of the screen is known as the Aspect ratio.
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