Friday, 27 August 2010

Representing Graphics

Vector Graphics and Bitmap Graphics

Bitmap Graphics -
remembers the colour of each pixel, not objects
saves every individual pixel even if its blank
has fixed resolution
can zoom and edit individual pixels


Vector Graphics
Resolution Independance
saves images as objects and their attributes (circle, 5, x co, y co)


Increaseing the complexity of images will have what effect?

Bitmap - no effect on backing storage req. saves every pixel anyway
Vector - incresed in mem. req. more objects and more attributes to save.

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