-- Created on: 1991-02-21 -- Created by: Isabelle GRIGNON -- Copyright (c) 1991-1999 Matra Datavision -- Copyright (c) 1999-2012 OPEN CASCADE SAS -- -- The content of this file is subject to the Open CASCADE Technology Public -- License Version 6.5 (the "License"). You may not use the content of this file -- except in compliance with the License. Please obtain a copy of the License -- at http://www.opencascade.org and read it completely before using this file. -- -- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its -- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. -- -- The Original Code and all software distributed under the License is -- distributed on an "AS IS" basis, without warranty of any kind, and the -- Initial Developer hereby disclaims all such warranties, including without -- limitation, any warranties of merchantability, fitness for a particular -- purpose or non-infringement. Please see the License for the specific terms -- and conditions governing the rights and limitations under the License. class ExtPElS from Extrema ---Purpose: It calculates all the extremum distances -- between a point and a surface. -- These distances can be minimum or maximum. uses POnSurf from Extrema, Cone from gp, Pln from gp, Cylinder from gp, Pnt from gp, Sphere from gp, Torus from gp raises NotDone from StdFail, OutOfRange is Create returns ExtPElS; Create (P: Pnt; S: Cylinder; Tol: Real) returns ExtPElS; ---Purpose: It calculates all the distances between a point -- and a cylinder from gp. -- Tol is used to test if the point is on the axis. Perform(me: in out; P: Pnt; S: Cylinder; Tol: Real) is static; Create (P: Pnt; S: Pln; Tol: Real) returns ExtPElS; ---Purpose: It calculates all the distances between a point -- and a plane from gp. -- Tol is used to test if the point is on the plane. Perform(me: in out; P: Pnt; S: Pln; Tol: Real) is static; Create (P: Pnt; S: Cone; Tol: Real) returns ExtPElS; ---Purpose: It calculates all the distances between a point -- and a cone from gp. -- Tol is used to test if the point is at the apex or -- on the axis. Perform(me: in out;P: Pnt; S: Cone; Tol: Real) is static; Create (P: Pnt; S: Torus; Tol: Real) returns ExtPElS; ---Purpose: It calculates all the distances between a point -- and a torus from gp. -- Tol is used to test if the point is on the axis. Perform(me: in out; P: Pnt; S: Torus; Tol: Real) is static; Create (P: Pnt; S: Sphere; Tol: Real) returns ExtPElS; ---Purpose: It calculates all the distances between a point -- and a sphere from gp. -- Tol is used to test if the point is at the center. Perform(me: in out; P: Pnt; S: Sphere; Tol: Real) is static; IsDone (me) returns Boolean ---Purpose: Returns True if the distances are found. is static; NbExt (me) returns Integer ---Purpose: Returns the number of extremum distances. raises NotDone from StdFail -- if IsDone(me)=False. is static; SquareDistance (me; N: Integer) returns Real ---Purpose: Returns the value of the Nth resulting square distance. raises NotDone from StdFail, -- if IsDone(me)=False. OutOfRange -- if N < 1 or N > NbPoints(me). is static; Point (me; N: Integer) returns POnSurf ---Purpose: Returns the point of the Nth resulting distance. raises NotDone from StdFail, -- if IsDone(me)=False. OutOfRange -- if N < 1 or N > NbPoints(me). is static; fields myDone : Boolean; myNbExt: Integer; mySqDist: Real [4]; myPoint: POnSurf from Extrema [4]; end ExtPElS;