Re: C64 GRAPHICS CARD

From: Groepaz (groepaz_at_gmx.net)
Date: 2004-11-06 17:08:37

> So if I used this method my hardware would have 320 X coordinates
> and 200 Y coordinates.  What if one of the points is outside of this
> area, say -20,50?  Is the hardware expected to be able to deal with
> points outside off 200 x 320 and fill the part of the triangle that is in
> the
> visible area or does the coder somehow take care of this?

thats usually encapsulated (?) by the underlaying API - depends on the
GPU if that operation is hardware-accelerated or if triangle subdividing
is done in software. you probably dont want to implement this in hardware,
since the operation isnt exactly simple.

gpz

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