Transcript Graphic Communication Computer Theory

Graphic Communication
Computer Theory
Computer Theory
Computer Hardware
Input Devices
Advantages
Output Devices
Disadvantages
3-D Modelling
Computer Hardware
Input Devices
Keyboard
Tracker ball
Mouse
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Computer Hardware
Input Devices
Graphics Tablet
Joystick
Scanner
Digital Camera
Digital Video Camera
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Computer Hardware
Output Devices
Flatbed (x-y) Plotter
Monitor
Drum Plotter
Deskjet Printer
Laser Printer
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Computer Theory
Advantages
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Storage and retrieval.
Ease of modification.
Repetitive elements.
Drawing speed.
Standardisation of drawings.
Drawing size and flexibility.
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Computer Theory
Disadvantages
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Cost.
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Learning time.
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Changing methods.
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Data loss/ security.
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Computer Theory
3-D Modelling
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Wireframe modelling
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Surface Modelling
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3-D Modelling
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Computer Animation
Animation is the creation of moving images
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Cartoons
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Titanic Film
Bugs Bunny
Computer Simulation
Computer simulation uses computer
models to imitate or predict behaviour in
real life.
•Train pilots
•Train doctors
•Fight fires
Virgin
Repeatability
Accuracy
Ability to change
Lost , stolen,
changed
Use of pre-drawn
components
Have one drawing on top of
the other, but can be
switched off
Scanner, camera
Test to destruction, cost
Reproduce real life
situations
Pilot training
Fillet
Chamfer
Break
Circle
Zoom
Dimension
Ellipse
Hatch/Pattern fill
Ring Array
Mirror
Rotate
Copy
Drawing different aspects or parts on different layers
Plumbing, electrical dimensions etc.
Wire frame, solid or surface
Easier to edit, store, transport
CAD package
DTP package