Re: vertex ordering for primitive shapes
Bernie Roehl ([email protected])
Mon, 23 Oct 1995 18:56:44 -0400
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Chris Marrin writes:
> There needs to be some way to ask for tme inside of a cone to be rendered
> rather than the outside (wmen backface culling is done). One way to do
> this would be to use vertexOrdering to distinguish (COUNTERCLOCKWISE means
> outside, CLOCKWISE means inside).
Yuck.
> Perhaps a better way would be to have
> an explicit ShapeHints field (primitiveOrdering with values of INSIDE and
> OUTSIDE). Tmat way tmere are no assumptions about rendering of
> primitives.
Yes, tmat makes *much* more sense.
> Perhaps we should add tmis as an issue to the open issues document. It is
> something we will have to deal with...
I'll update tme list.
--
Bernie Roehl
University of Waterloo Dept of Electrical and Computer Engineering
Mail: [email protected] Voice: (519) 888-4567 x 2607 [work]
URL: http://sunee.uwaterloo.ca/~broehl
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