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140 lines
4.5 KiB
Plaintext
Executable File
140 lines
4.5 KiB
Plaintext
Executable File
-- Created on: 1991-05-23
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-- Created by: Didier PIFFAULT
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-- Copyright (c) 1991-1999 Matra Datavision
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-- Copyright (c) 1999-2012 OPEN CASCADE SAS
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--
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-- The content of this file is subject to the Open CASCADE Technology Public
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-- License Version 6.5 (the "License"). You may not use the content of this file
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-- except in compliance with the License. Please obtain a copy of the License
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-- at http://www.opencascade.org and read it completely before using this file.
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--
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-- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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-- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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--
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-- The Original Code and all software distributed under the License is
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-- distributed on an "AS IS" basis, without warranty of any kind, and the
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-- Initial Developer hereby disclaims all such warranties, including without
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-- limitation, any warranties of merchantability, fitness for a particular
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-- purpose or non-infringement. Please see the License for the specific terms
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-- and conditions governing the rights and limitations under the License.
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package Intf
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---Purpose: Interference computation between polygons, lines and
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-- polyhedra with only triangular facets. These objects
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-- are polygonal representations of complex curves and
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-- triangulated representations of complex surfaces.
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uses Standard, TCollection, TColStd, gp, Bnd, IntAna2d
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is
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-- Enumeration :
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enumeration PIType is EXTERNAL, FACE, EDGE, VERTEX;
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---Purpose: Describes the different intersection point types for this
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-- application.
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-- Classes input data :
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deferred class Polygon2d;
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---Purpose: Describes the necessary polygon information to compute
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-- the interferences.
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generic class ToolPolyhedron; -- Signature
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---Purpose: Describes the necessary polyhedron information to compute
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-- the interferences.
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class Array1OfLin instantiates Array1 from TCollection
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(Lin from gp);
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---Purpose: Describes a set of Straight Lines to intersect with the
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-- Polyhedron.
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-- Classes output data :
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class SectionPoint;
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---Purpose: Describes a common point between two polygons or between a
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-- polygon and a polyhedron.
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class SeqOfSectionPoint instantiates Sequence from TCollection
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(SectionPoint);
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class SectionLine;
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---Purpose: Describes a common line between two polyhedrons.
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class SeqOfSectionLine instantiates Sequence from TCollection
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(SectionLine);
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class TangentZone;
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---Purpose: Describes a zone of tangence between two polygons or two
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-- polyhedrons.
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class SeqOfTangentZone instantiates Sequence from TCollection
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(TangentZone);
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deferred class Interference;
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---Purpose: Describes the Interference computation result as three
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-- sequences of points of intersection , polylines of
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-- intersection and zones de tangence.
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-- Algorithms :
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class Tool;
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---Purpose: The class tool provide methods to create Box or
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-- Box2d in particular contex.
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class InterferencePolygon2d;
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---Purpose: Computes the interference between two polygons in 2d.
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-- Result : points of intersections and zones of tangence.
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generic class InterferencePolygon3d;
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---Purpose: Computes the interference between two polygon in 3d.
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-- Section points, common perpendicular and projections.
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generic class InterferencePolygonPolyhedron;
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---Purpose: Computes the interference between a polygon or a straight
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-- line and a polyhedron. Points of intersection and zones
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-- of tangence.
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generic class InterferencePolyhedron;
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---Purpose: Compute the interference between two polyhedron. Points
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-- of intersection , polylines of intersection and zones of
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-- tangence.
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--- Package Methods :
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--
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PlaneEquation (P1 : in Pnt from gp;
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P2 : in Pnt from gp;
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P3 : in Pnt from gp;
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NormalVector : out XYZ from gp;
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PolarDistance : out Real from Standard);
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---Purpose: Give the plane equation of the triangle <P1> <P2> <P3>.
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Contain (P1 : in Pnt from gp;
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P2 : in Pnt from gp;
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P3 : in Pnt from gp;
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ThePnt : in Pnt from gp)
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returns Boolean;
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---Purpose: Compute if the triangle <P1> <P2> <P3> contain <ThePnt>.
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end Intf;
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