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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
302 lines
8.9 KiB
C++
302 lines
8.9 KiB
C++
// 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 <DrawTrSurf_BSplineSurface.ixx>
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#include <DrawTrSurf_BSplineCurve.hxx>
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#include <Geom_BSplineSurface.hxx>
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#include <Draw_MarkerShape.hxx>
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#include <GeomAdaptor_HSurface.hxx>
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#include <GeomAdaptor_Surface.hxx>
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#include <Adaptor3d_IsoCurve.hxx>
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#include <gp_Pnt2d.hxx>
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#include <TColgp_Array2OfPnt.hxx>
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#include <TColStd_Array1OfReal.hxx>
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DrawTrSurf_BSplineSurface::DrawTrSurf_BSplineSurface (
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const Handle(Geom_BSplineSurface)& S)
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: DrawTrSurf_Surface (S, S->NbUKnots()-2, S->NbVKnots()-2,
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Draw_jaune, Draw_bleu, 30, 0.05, 0){
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drawPoles = Standard_True;
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drawKnots = Standard_True;
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knotsIsos = Standard_True;
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knotsForm = Draw_Losange;
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knotsLook = Draw_violet;
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knotsDim = 5;
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polesLook = Draw_rouge;
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}
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DrawTrSurf_BSplineSurface::DrawTrSurf_BSplineSurface (
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const Handle(Geom_BSplineSurface)& S, const Draw_Color& BoundsColor,
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const Draw_Color& IsosColor, const Draw_Color& PolesColor,
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const Draw_Color& KnotsColor, const Draw_MarkerShape KnotsShape,
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const Standard_Integer KnotsSize, const Standard_Boolean ShowPoles, const Standard_Boolean ShowKnots,
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const Standard_Integer Discret, const Standard_Real Deflection, const Standard_Integer DrawMode)
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: DrawTrSurf_Surface (S, S->NbUKnots()-2, S->NbVKnots()-2, BoundsColor,
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IsosColor, Discret, Deflection, DrawMode){
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knotsIsos = Standard_True;
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drawPoles = ShowPoles;
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drawKnots = ShowKnots;
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knotsForm = KnotsShape;
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knotsLook = KnotsColor;
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knotsDim = KnotsSize;
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polesLook = PolesColor;
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}
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DrawTrSurf_BSplineSurface::DrawTrSurf_BSplineSurface (
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const Handle(Geom_BSplineSurface)& S, const Standard_Integer NbUIsos,
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const Standard_Integer NbVIsos, const Draw_Color& BoundsColor,
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const Draw_Color& IsosColor, const Draw_Color& PolesColor,
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const Draw_Color& KnotsColor, const Draw_MarkerShape KnotsShape,
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const Standard_Integer KnotsSize, const Standard_Boolean ShowPoles, const Standard_Boolean ShowKnots,
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const Standard_Integer Discret, const Standard_Real Deflection, const Standard_Integer DrawMode)
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: DrawTrSurf_Surface (S, Abs(NbUIsos), Abs(NbVIsos), BoundsColor,
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IsosColor, Discret, Deflection, DrawMode){
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knotsIsos = Standard_False;
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drawPoles = ShowPoles;
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drawKnots = ShowKnots;
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knotsForm = KnotsShape;
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knotsLook = KnotsColor;
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knotsDim = KnotsSize;
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polesLook = PolesColor;
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}
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void DrawTrSurf_BSplineSurface::DrawOn (Draw_Display& dis) const {
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Handle(Geom_BSplineSurface) S = Handle(Geom_BSplineSurface)::DownCast(surf);
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Standard_Integer i, j;
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Standard_Real Ua,Ub,Va,Vb;
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S->Bounds(Ua,Ub,Va,Vb);
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if (drawPoles) {
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Standard_Integer NbUPoles = S->NbUPoles();
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Standard_Integer NbVPoles = S->NbVPoles();
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dis.SetColor(polesLook);
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TColgp_Array2OfPnt SPoles (1, NbUPoles, 1, NbVPoles);
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S->Poles (SPoles);
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for (j = 1; j <= NbVPoles; j++) {
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dis.MoveTo(SPoles(1, j));
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for (i = 2; i <= NbUPoles; i++) {
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dis.DrawTo(SPoles(i, j));
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}
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if (S->IsUPeriodic())
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dis.DrawTo(SPoles(1,j));
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}
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for (i = 1; i <= NbUPoles; i++) {
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dis.MoveTo(SPoles(i, 1));
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for (j = 2; j <= NbVPoles; j++) {
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dis.DrawTo(SPoles(i, j));
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}
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if (S->IsVPeriodic())
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dis.DrawTo(SPoles(i,1));
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}
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}
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if (knotsIsos) {
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Standard_Integer first, last;
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Handle(GeomAdaptor_HSurface) HS = new GeomAdaptor_HSurface();
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HS->ChangeSurface().Load(surf);
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Adaptor3d_IsoCurve C(HS);
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dis.SetColor(isosLook);
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first = S->FirstUKnotIndex() + 1;
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last = S->LastUKnotIndex() - 1;
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for (i = first; i <= last; i++) {
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DrawIsoCurveOn(C,GeomAbs_IsoU,S->UKnot(i),Va,Vb,dis);
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}
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first = S->FirstVKnotIndex() + 1;
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last = S->LastVKnotIndex() - 1;
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for (j = first; j <= last; j++) {
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DrawIsoCurveOn(C,GeomAbs_IsoV,S->VKnot(j),Ua,Ub,dis);
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}
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}
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DrawTrSurf_Surface::DrawOn(dis,!knotsIsos);
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if (drawKnots) {
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Standard_Integer first, last;
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Standard_Integer NbUKnots = S->NbUKnots();
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TColStd_Array1OfReal SUKnots (1, NbUKnots);
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S->UKnots (SUKnots);
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dis.SetColor(knotsLook);
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first = S->FirstUKnotIndex();
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last = S->LastUKnotIndex();
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for (i = first; i <= last; i++) {
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dis.DrawMarker (S->Value (SUKnots(i), Va), knotsForm, knotsDim);
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}
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Standard_Integer NbVKnots = S->NbVKnots();
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TColStd_Array1OfReal SVKnots (1, NbVKnots);
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S->VKnots (SVKnots);
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dis.SetColor(knotsLook);
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first = S->FirstVKnotIndex();
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last = S->LastVKnotIndex();
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for (j = first; j <= last; j++) {
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dis.DrawMarker (S->Value (Ua, SVKnots(j)), knotsForm, knotsDim);
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}
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}
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}
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void DrawTrSurf_BSplineSurface::ShowPoles () { drawPoles = Standard_True; }
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void DrawTrSurf_BSplineSurface::ShowKnots () { drawKnots = Standard_True; }
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void DrawTrSurf_BSplineSurface::ClearPoles () { drawPoles = Standard_False; }
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void DrawTrSurf_BSplineSurface::ShowKnotsIsos () {
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knotsIsos = Standard_True;
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Handle(Geom_BSplineSurface) S = Handle(Geom_BSplineSurface)::DownCast(surf);
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nbUIsos = S->NbUKnots()-2;
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nbVIsos = S->NbVKnots()-2;
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}
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void DrawTrSurf_BSplineSurface::ClearIsos () {
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knotsIsos = Standard_False;
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nbUIsos = 0;
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nbVIsos = 0;
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}
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void DrawTrSurf_BSplineSurface::ShowIsos (
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const Standard_Integer Nu, const Standard_Integer Nv) {
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knotsIsos = Standard_False;
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nbUIsos = Abs(Nu);
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nbVIsos = Abs(Nv);
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}
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void DrawTrSurf_BSplineSurface::ClearKnots () { drawKnots = Standard_False; }
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void DrawTrSurf_BSplineSurface::FindPole (
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const Standard_Real X, const Standard_Real Y, const Draw_Display& D, const Standard_Real XPrec,
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Standard_Integer& UIndex, Standard_Integer& VIndex) const {
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Handle(Geom_BSplineSurface) bs = Handle(Geom_BSplineSurface)::DownCast(surf);
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gp_Pnt2d p1(X/D.Zoom(),Y/D.Zoom());
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Standard_Real Prec = XPrec / D.Zoom();
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UIndex++;
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VIndex++;
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Standard_Integer NbUPoles = bs->NbUPoles();
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Standard_Integer NbVPoles = bs->NbVPoles();
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while (VIndex <= NbVPoles) {
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while (UIndex <= NbUPoles) {
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if (D.Project(bs->Pole(UIndex, VIndex)).Distance(p1) <= Prec)
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return;
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UIndex++;
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}
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UIndex = 1;
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VIndex++;
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}
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UIndex = VIndex = 0;
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}
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void DrawTrSurf_BSplineSurface::FindUKnot (
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const Standard_Real X, const Standard_Real Y, const Draw_Display& D, const Standard_Real Prec,
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Standard_Integer& UIndex) const {
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Handle(Geom_BSplineSurface) bs = Handle(Geom_BSplineSurface)::DownCast(surf);
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gp_Pnt2d p1(X,Y);
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UIndex++;
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Standard_Integer NbUKnots = bs->NbUKnots();
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Standard_Real U1, U2, V1, V2;
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surf->Bounds (U1, U2, V1, V2);
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while (UIndex <= NbUKnots) {
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if (D.Project(bs->Value(bs->UKnot(UIndex), V1)).Distance(p1) <= Prec)
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return;
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UIndex++;
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}
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UIndex = 0;
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}
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void DrawTrSurf_BSplineSurface::FindVKnot (
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const Standard_Real X, const Standard_Real Y, const Draw_Display& D, const Standard_Real Prec,
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Standard_Integer& VIndex) const {
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Handle(Geom_BSplineSurface) bs = Handle(Geom_BSplineSurface)::DownCast(surf);
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gp_Pnt2d p1(X,Y);
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VIndex++;
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Standard_Integer NbVKnots = bs->NbVKnots();
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Standard_Real U1, U2, V1, V2;
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surf->Bounds (U1, U2, V1, V2);
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while (VIndex <= NbVKnots) {
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if (D.Project(bs->Value(U1, bs->VKnot(VIndex))).Distance(p1) <= Prec)
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return;
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VIndex++;
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}
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VIndex = 0;
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}
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//=======================================================================
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//function : Copy
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//purpose :
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//=======================================================================
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Handle(Draw_Drawable3D) DrawTrSurf_BSplineSurface::Copy()const
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{
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Handle(DrawTrSurf_BSplineSurface) DS;
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if (!knotsIsos)
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DS = new DrawTrSurf_BSplineSurface
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(Handle(Geom_BSplineSurface)::DownCast(surf->Copy()),
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nbUIsos,nbVIsos,
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boundsLook,isosLook,polesLook,knotsLook,
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knotsForm,knotsDim,drawPoles,drawKnots,
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GetDiscretisation(),GetDeflection(),GetDrawMode());
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else
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DS = new DrawTrSurf_BSplineSurface
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(Handle(Geom_BSplineSurface)::DownCast(surf->Copy()),
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boundsLook,isosLook,polesLook,knotsLook,
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knotsForm,knotsDim,drawPoles,drawKnots,
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GetDiscretisation(),GetDeflection(),GetDrawMode());
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return DS;
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}
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