surface of a polygon

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On 15/05/2010 at 09:41, xxxxxxxx wrote:

User Information:
Cinema 4D Version:   11.5 
Platform:   Windows  ;   
Language(s) :     C++  ;

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Does anyone know how I would determine if a certain point in space falls on the plane of a polygon?  Is there an SDK function for this?

Wishful thinking I'm sure but I fiugured I'd ask.

~Shawn

THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

On 18/05/2010 at 05:09, xxxxxxxx wrote:

Hi,

there's lots of resources about that on the net, just search for point poly intersect / point plane intersect.

THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

On 18/05/2010 at 06:38, xxxxxxxx wrote:

I am looking for this in google but I am not finding a specific page that discusses point/polygon intersection.  I see a lot that discusses line/plane intersection.  Is this the same idea?

~Shawn

THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

On 18/05/2010 at 09:54, xxxxxxxx wrote:

okay so I got a formula for determining the distance of a point from a plane..   which looks like this

D = |ax0 + by0 + cz0 + d|
    _____________________
  Sqrt(a2 + b2 + c2)

I am wondering how do I determine the numbers needed for the plane which is the numerator in this equation.

Anyone have any idea?  :)

~Shawn