From: Jim Brain (brain_at_jbrain.com)
Date: 2004-11-01 04:33:20
>>Want to know one of the more time-consuming operations in 3D graphics?
>>Clearing the screen. No matter how fast of a plotting algorithm I have,
>>it still takes at least 8*40*25*4=32000 cycles to clear a full screen --
>>about two frames. If you had a way to instantly clear out a section of
>>memory...
>>
>>
Since we're talking about extra HW here anyway, you can do this in 8000
cycles with an REU, correct, by tying the source address in the REU to a
zero byte, and DMAing 8000 copies.
Jim
--
Jim Brain, Brain Innovations
brain@jbrain.com http://www.jbrain.com
Dabbling in WWW, Embedded Systems, Old CBM computers, and Good Times!
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