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how to compute U value based on 3d p

Other usage issuesWed, 08/07/2002 - 19:552 replies

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QuestionAuthor

Hi,

I encountered a simple problem: how to compute u value of a bspline given the value of its 3d point? i.e. something similar to

static Standard_Real Parameter
(const gp_Circ& C,
const gp_Pnt& P) for bspline. Any suggestions will be appreciated.

Jim

Discussion

2 archived replies

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01Commenter-1

Hi Jim,
Maybe you can use GeomAPI_ProjectPointOnCurve::LowerDistanceParameter to find out the u value.

Sincerely,
Commenter-1

02Author

Hi Angel,

Thanks a lot for your reply. I will try it.

Have a very nice day.

Jim