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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 menu on the screen through moving the stylus on the tablet, in a sense utilizing the stylus and tablet as pen on the paper.
(ii) For giving a command or to input a parameter through pressing the stylus at particular pre-programmed locations of a menu on the tablet.
(iii) For digitizing the location on a map or drawing placed upon the tablet along with the stylus or puck.
Perspective Projections - Transformation In this projection the center of projection is at limited distance. This projection is termed as perspective projection since in this
What is bitmap and what is pixmap? The frame buffer used in the black and white system is called as bitmap which take one bit per pixel. For systems with many bits per pixel,
Can you list at least three important applications of computer graphics? There are lots of interesting applications of computer graphics. Three common applications are compute
Write a C program which takes points as input from mouse clicks (left button) and then performs an action. Apply your program to generate a closed polygon as follows: Every time a
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Important points about the illumination Model An illumination model is also termed as lighting model and sometimes considered to as shading model, that is utilized to compute
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How can I perform feature extraction on images of different classes? How to obtain a vector of each class that contains its features?
Application Interlacing is utilized through all the analogue TV broadcast systems in recent use as: NTSC: 59.94 fields per second, 525 lines, still field drawn first
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