What is an Image

نویسنده

  • Harold Cohen
چکیده

Displays and Real Devices In the earlier versions of the program all the development work was done exclusively on a graphic display, and the "pen" was handled as an abstract, dimensionless entity without real-world constraints upon its movements. Conceptually, however, I always thought of the problem of moving the pen from point A facing direction alpha, to point B facing direction beta, as being rather like the task of driving a car off a main road into a narrow driveway

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تاریخ انتشار 2000