mirror of
https://github.com/Open-Cascade-SAS/OCCT.git
synced 2026-06-15 20:17:41 +08:00
91 lines
3.1 KiB
Plaintext
Executable File
91 lines
3.1 KiB
Plaintext
Executable File
-- Created on: 1996-01-25
|
|
-- Created by: Laurent PAINNOT
|
|
-- Copyright (c) 1996-1999 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 GenLocateExtCS from Extrema
|
|
|
|
---Purpose: With two close points it calculates the distance
|
|
-- between two surfaces.
|
|
-- This distance can be a minimum or a maximum.
|
|
|
|
uses POnSurf from Extrema,
|
|
POnCurv from Extrema,
|
|
Pnt from gp,
|
|
Surface from Adaptor3d,
|
|
Curve from Adaptor3d
|
|
|
|
raises DomainError from Standard,
|
|
NotDone from StdFail
|
|
|
|
|
|
is
|
|
Create returns GenLocateExtCS;
|
|
|
|
Create (C:Curve from Adaptor3d; S: Surface from Adaptor3d;
|
|
T, U,V: Real; Tol1,Tol2: Real)
|
|
returns GenLocateExtCS
|
|
---Purpose: Calculates the distance with two close points.
|
|
-- The close points are defined by the parameter values
|
|
-- T for C and (U,V) for S.
|
|
-- The function F(t,u,v)=distance(C(t),S(u,v))
|
|
-- has an extremun when gradient(F)=0. The algorithm searchs
|
|
-- a zero near the close points.
|
|
raises DomainError;
|
|
-- if T,U,V are outside the definition ranges of the
|
|
-- curve and surface.
|
|
|
|
Perform(me: in out; C: Curve from Adaptor3d; S: Surface from Adaptor3d;
|
|
T, U,V: Real; Tol1,Tol2: Real)
|
|
is static;
|
|
|
|
|
|
IsDone (me) returns Boolean
|
|
---Purpose: Returns True if the distance is found.
|
|
is static;
|
|
|
|
SquareDistance (me) returns Real
|
|
---Purpose: Returns the value of the extremum square distance.
|
|
raises NotDone from StdFail
|
|
-- if IsDone(me)=False.
|
|
is static;
|
|
|
|
PointOnCurve (me) returns POnCurv
|
|
---Purpose: Returns the point of the extremum distance on C.
|
|
---C++: return const&
|
|
raises NotDone from StdFail
|
|
-- if IsDone(me)=False.
|
|
is static;
|
|
|
|
|
|
PointOnSurface (me) returns POnSurf
|
|
---Purpose: Returns the point of the extremum distance on S.
|
|
---C++: return const&
|
|
raises NotDone from StdFail
|
|
-- if IsDone(me)=False.
|
|
is static;
|
|
|
|
fields
|
|
myDone : Boolean;
|
|
mySqDist: Real;
|
|
myPoint1: POnCurv from Extrema;
|
|
myPoint2: POnSurf from Extrema;
|
|
|
|
end GenLocateExtCS;
|