by Dinesh Thakur Category: Basic of Computer Graphics

The following are also considered graphics applications

Paint programs: Allow you to create rough freehand drawings. The images are stored as bit maps and can easily be edited. It is a graphics program that enables you to draw pictures on the display screen which is represented as bit maps (bit-mapped graphics). In contrast, draw programs use vector graphics (object-oriented images), which scale better.

 
by Dinesh Thakur Category: Basic of Computer Graphics

Computer graphics is an art of drawing pictures, lines, charts, etc using computers with the help of programming. Computer graphics is made up of number of pixels. Pixel is the smallest graphical picture or unit represented on the computer screen. Basically there are two types of computer graphics namely.



 
by Dinesh Thakur Category: Basic of Computer Graphics

A frame buffer is a large, contiguous piece of computer memory. At a minimum  there is one memory bit for each pixel in the rater; this amount of memory is called a bit  plane. The picture is built up in the frame buffer one bit at a time.



 
by Dinesh Thakur Category: Basic of Computer Graphics

The primary output device in a graphics system is a video monitor. The operation of most video monitors is based on the standard cathode ray tube (CRT) design.



 
by Dinesh Thakur Category: Basic of Computer Graphics

Today there are very few aspects of our lives not affected by computers. Practically every cash or monetary transaction that takes place daily involves a computer. In many cases, the same is true of computer graphics. Whether you see them on television, in newspapers, in weather reports or while at the doctor’s surgery, computer images are all around you.



 
by Dinesh Thakur Category: Basic of Computer Graphics

As ancient says “ a pixel is worth thousand words”, graphics is essential everywhere to understand the things, concepts, etc easily. Computer graphics is useful in almost all part of our life. In the following sections we are discussing some of the popular areas of computer graphics.



 
by Dinesh Thakur Category: Basic of Computer Graphics

A pixel (short for picture element, using the common abbreviation "pix" for "picture") is one of the many tiny dots that make up the representation of a picture in a computer's memory. Each such information element is not really a dot, nor a square, but an abstract sample.



 
by Dinesh Thakur Category: Basic of Computer Graphics

In Shadow Mask CRT tiny holes in a metal plate separate the colored phosphors in the layer behind the front glass of the screen. The holes are placed in a manner ensuring that electrons from each of the tube's three cathode guns reach only the appropriately-colored phosphors on the display.

 
by Dinesh Thakur Category: Basic of Computer Graphics

Interactive graphics display consists of three components

 

a) A display controller

b) A digital memory or frame buffer

c) A television monitor

d) A video controller

 
by Dinesh Thakur Category: Basic of Computer Graphics

Data compression is the function of presentation layer in OSI reference model. Compression is often used to maximize the use of bandwidth across a network or to optimize disk space when saving data.

 

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About Dinesh Thakur

Dinesh ThakurDinesh Thakur holds an B.SC (Computer Science), MCSE, MCDBA, CCNA, CCNP, A+, SCJP certifications. Dinesh authors the hugely popular blog. Where he writes how-to guides around Computer fundamental , computer software, Computer programming, and web apps. For any type of query or something that you think is missing, please feel free to Contact us.



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