Computers are being used to draw drawings graphics and pictures.One need not depends on draftsman or artist for these purposes.For this work graphic packages are available.preparation of drawings is a time consuming task if it is done by draftsman. But computers can draw sophisticated drawings in multicolour in minutes.It can produced three-dimensional pictorial views.
Graphics packages are often integrated with spreadsheet,investment analysis and statistical analysis.Graphics such as bar graphs,pie charts and line graphs are plotted from spreadsheet data and other tabulated form of stored data.Graphics packages are also used to recognize picture,process images,draw pictures etc.
Drawing or picture can also be modified.They can be reduced,enlarged or rotated while displaying on the screen.When specifications and dimensions are given the computer will draw three-dimensional views or two-dimensional drawings.Moving pictures can be presented and analyzed.Drawing from different angles can be presented to designers.For example,a designer will like to see the different views of buildings,aircraft etc.All such facilities are provided by graphics packages.
Graphics packages in different categories are available,for example,design,paint,analysis and presentation packages.
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