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https://git.dev.opencascade.org/repos/occt.git
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ee2be2a881
Quantity_Factor, Quantity_Parameter, Quantity_Ratio, Quantity_Coefficient, Quantity_PlaneAngle, Quantity_Length, V3d_Parameter and V3d_Coordinate have been replaced by Standard_Real in visualization classes.
169 lines
5.2 KiB
C++
169 lines
5.2 KiB
C++
// Created on: 1995-07-24
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// Created by: Modelistation
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// Copyright (c) 1995-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Adaptor3d_Curve.hxx>
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#include <Geom_BezierCurve.hxx>
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#include <Geom_BSplineCurve.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#include <Graphic3d_ArrayOfPolylines.hxx>
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#include <Graphic3d_Group.hxx>
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#include <Prs3d_Arrow.hxx>
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#include <Prs3d_ArrowAspect.hxx>
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#include <Prs3d_LineAspect.hxx>
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#include <Prs3d_Presentation.hxx>
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#include <StdPrs_PoleCurve.hxx>
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#include <TColgp_Array1OfPnt.hxx>
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//=======================================================================
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//function : Add
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//purpose :
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//=======================================================================
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void StdPrs_PoleCurve::Add (const Handle (Prs3d_Presentation)& aPresentation,
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const Adaptor3d_Curve& aCurve,
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const Handle (Prs3d_Drawer)& aDrawer)
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{
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Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(aDrawer->LineAspect()->Aspect());
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GeomAbs_CurveType CType = aCurve.GetType();
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if (CType == GeomAbs_BezierCurve || CType == GeomAbs_BSplineCurve) {
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Standard_Integer i, Nb;
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if (CType == GeomAbs_BezierCurve) {
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Handle(Geom_BezierCurve) Bz = aCurve.Bezier();
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Nb = Bz->NbPoles();
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Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(Nb);
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for (i = 1; i <= Nb; i++)
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aPrims->AddVertex(Bz->Pole(i));
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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}
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else if (CType == GeomAbs_BSplineCurve) {
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Handle(Geom_BSplineCurve) Bs = aCurve.BSpline();
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Nb = Bs->NbPoles();
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Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(Nb);
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for (i = 1; i <= Nb; i++)
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aPrims->AddVertex(Bs->Pole(i));
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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}
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}
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if (aDrawer->LineArrowDraw()) {
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gp_Pnt Location;
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gp_Vec Direction;
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aCurve.D1(aCurve.LastParameter(),Location,Direction);
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Prs3d_Arrow::Draw (Prs3d_Root::CurrentGroup (aPresentation),
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Location,
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gp_Dir(Direction),
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aDrawer->ArrowAspect()->Angle(),
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aDrawer->ArrowAspect()->Length());
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}
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}
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//=======================================================================
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//function : Match
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//purpose :
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//=======================================================================
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Standard_Boolean StdPrs_PoleCurve::Match(const Standard_Real X,
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const Standard_Real Y,
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const Standard_Real Z,
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const Standard_Real aDistance,
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const Adaptor3d_Curve& aCurve,
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const Handle (Prs3d_Drawer)& /*aDrawer*/)
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{
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GeomAbs_CurveType CType = aCurve.GetType();
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Standard_Integer i, Nb = 0;
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Standard_Real x,y,z;
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if (CType == GeomAbs_BezierCurve) {
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Handle(Geom_BezierCurve) Bz = aCurve.Bezier();
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Nb = Bz->NbPoles();
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for (i = 1; i <= Nb; i++) {
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Bz->Pole(i).Coord(x,y,z);
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if ( Abs(X-x) +Abs(Y-y)+Abs(Z-z) <= aDistance) return Standard_True;
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}
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return Standard_False;
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}
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else if (CType == GeomAbs_BSplineCurve) {
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Handle(Geom_BSplineCurve) Bs = aCurve.BSpline();
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Nb = Bs->NbPoles();
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for (i = 1; i <= Nb; i++) {
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Bs->Pole(i).Coord(x,y,z);
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if ( Abs(X-x) +Abs(Y-y)+Abs(Z-z) <= aDistance) return Standard_True;
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}
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return Standard_False;
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}
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return Standard_False;
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}
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//=======================================================================
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//function : Pick
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//purpose :
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//=======================================================================
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Standard_Integer StdPrs_PoleCurve::Pick
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(const Standard_Real X,
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const Standard_Real Y,
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const Standard_Real Z,
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const Standard_Real aDistance,
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const Adaptor3d_Curve& aCurve,
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const Handle(Prs3d_Drawer)& /*aDrawer*/)
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{
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Standard_Real x, y, z, DistMin = RealLast();
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Standard_Integer num = 0, i, Nb = 0;
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Standard_Real dist;
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GeomAbs_CurveType CType = aCurve.GetType();
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if (CType == GeomAbs_BezierCurve) {
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Handle(Geom_BezierCurve) Bz = aCurve.Bezier();
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Nb = Bz->NbPoles();
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for (i = 1; i <= Nb; i++) {
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Bz->Pole(i).Coord(x,y,z);
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dist = Abs(X-x) +Abs(Y-y)+Abs(Z-z);
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if ( dist <= aDistance) {
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if (dist < DistMin) {
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DistMin = dist;
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num = i;
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}
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}
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}
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}
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else if (CType == GeomAbs_BSplineCurve) {
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Handle(Geom_BSplineCurve) Bs = aCurve.BSpline();
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Nb = Bs->NbPoles();
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for (i = 1; i <= Nb; i++) {
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Bs->Pole(i).Coord(x,y,z);
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dist = Abs(X-x) +Abs(Y-y)+Abs(Z-z);
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if (dist <= aDistance) {
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if (dist < DistMin) {
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DistMin = dist;
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num = i;
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}
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}
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}
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}
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return num;
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}
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