1 -- Created on: 1993-05-12
2 -- Created by: Jacques GOUSSARD
3 -- Copyright (c) 1993-1999 Matra Datavision
4 -- Copyright (c) 1999-2012 OPEN CASCADE SAS
6 -- The content of this file is subject to the Open CASCADE Technology Public
7 -- License Version 6.5 (the "License"). You may not use the content of this file
8 -- except in compliance with the License. Please obtain a copy of the License
9 -- at http://www.opencascade.org and read it completely before using this file.
11 -- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
12 -- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
14 -- The Original Code and all software distributed under the License is
15 -- distributed on an "AS IS" basis, without warranty of any kind, and the
16 -- Initial Developer hereby disclaims all such warranties, including without
17 -- limitation, any warranties of merchantability, fitness for a particular
18 -- purpose or non-infringement. Please see the License for the specific terms
19 -- and conditions governing the rights and limitations under the License.
23 deferred generic class ArcTool from Contap
27 ---Purpose: Template class for a tool on the restriction of
29 -- It is possible to implement this class with an instantiation
30 -- of the class CurveTool from Adaptor3d.
38 Value(myclass; A: TheArc; X: Real from Standard)
40 ---Purpose: Returns the value in the parametric space
41 -- of the surface S, of the point of parameter X
44 returns Pnt2d from gp;
47 D1(myclass; A: TheArc; X: Real from Standard;
48 P : out Pnt2d from gp;
49 D2D : out Vec2d from gp);
51 ---Purpose: Returns the value and the first derivatives in
52 -- the parametric space of the surface S of the point
53 -- at parameter X on the arc A.
56 Resolution(myclass; A: TheArc; Tol3d: Real from Standard)
58 ---Purpose : Returns the parametric resolution corresponding
59 -- to the space resolution Tol3d.
61 returns Real from Standard;