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1 | // Created on: 1995-07-24 |
2 | // Created by: Modelistation |
3 | // Copyright (c) 1995-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
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16 | |
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17 | |
18 | #include <Adaptor3d_Surface.hxx> |
19 | #include <Geom_Plane.hxx> |
20 | #include <gp_Dir.hxx> |
21 | #include <gp_Pln.hxx> |
22 | #include <gp_Pnt.hxx> |
23 | #include <gp_Vec.hxx> |
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24 | #include <Graphic3d_ArrayOfPolylines.hxx> |
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25 | #include <Graphic3d_ArrayOfSegments.hxx> |
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26 | #include <Graphic3d_Group.hxx> |
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27 | #include <Prs3d.hxx> |
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28 | #include <Prs3d_Arrow.hxx> |
29 | #include <Prs3d_ArrowAspect.hxx> |
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30 | #include <Prs3d_LineAspect.hxx> |
31 | #include <Prs3d_PlaneAspect.hxx> |
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32 | #include <Prs3d_Presentation.hxx> |
33 | #include <StdPrs_Plane.hxx> |
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34 | |
35 | void StdPrs_Plane::Add (const Handle (Prs3d_Presentation)& aPresentation, |
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36 | const Adaptor3d_Surface& aPlane, |
37 | const Handle (Prs3d_Drawer)& aDrawer) |
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38 | { |
39 | // Prs3d_Root::NewGroup(aPresentation); |
40 | Handle(Graphic3d_Group) TheGroup = Prs3d_Root::CurrentGroup(aPresentation); |
41 | if (aPlane.GetType() != GeomAbs_Plane) return; |
42 | Handle(Geom_Plane) thegeom = new Geom_Plane(aPlane.Plane()); |
43 | |
44 | Handle(Prs3d_PlaneAspect) theaspect = aDrawer->PlaneAspect(); |
45 | |
46 | gp_Pnt p1; |
47 | Standard_Real Xmax,Ymax; |
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48 | Xmax = 0.5*Standard_Real(theaspect->PlaneXLength()); |
49 | Ymax = 0.5*Standard_Real(theaspect->PlaneYLength()); |
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50 | if (theaspect->DisplayEdges()) { |
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51 | TheGroup->SetPrimitivesAspect(theaspect->EdgesAspect()->Aspect()); |
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52 | Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(5); |
53 | p1 = thegeom->Value(-Xmax,Ymax); |
54 | aPrims->AddVertex(p1); |
55 | aPrims->AddVertex(thegeom->Value( Xmax, Ymax)); |
56 | aPrims->AddVertex(thegeom->Value( Xmax,-Ymax)); |
57 | aPrims->AddVertex(thegeom->Value(-Xmax,-Ymax)); |
58 | aPrims->AddVertex(p1); |
59 | TheGroup->AddPrimitiveArray(aPrims); |
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60 | } |
61 | |
62 | if (theaspect->DisplayIso()) { |
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63 | TheGroup->SetPrimitivesAspect(theaspect->IsoAspect()->Aspect()); |
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64 | const Standard_Real dist = theaspect->IsoDistance(); |
65 | const Standard_Integer nbx = Standard_Integer(Abs(2.*Xmax) / dist) - 1; |
66 | const Standard_Integer nby = Standard_Integer(Abs(2.*Ymax) / dist) - 1; |
67 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2*(nbx+nby)); |
68 | Standard_Integer i; |
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69 | Standard_Real cur = -Xmax+dist; |
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70 | for (i = 0; i < nbx; i++, cur += dist) { |
71 | aPrims->AddVertex(thegeom->Value(cur, Ymax)); |
72 | aPrims->AddVertex(thegeom->Value(cur,-Ymax)); |
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73 | } |
74 | cur = -Ymax+dist; |
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75 | for (i = 0; i < nby; i++, cur += dist) { |
76 | aPrims->AddVertex(thegeom->Value( Xmax,cur)); |
77 | aPrims->AddVertex(thegeom->Value(-Xmax,cur)); |
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78 | } |
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79 | TheGroup->AddPrimitiveArray(aPrims); |
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80 | } |
81 | |
82 | gp_Dir norm = thegeom->Pln().Axis().Direction(); |
83 | gp_Pnt loc; |
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84 | Standard_Real siz = theaspect->ArrowsSize(); |
85 | Standard_Real len = theaspect->ArrowsLength(); |
86 | Standard_Real ang = theaspect->ArrowsAngle(); |
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87 | gp_Vec trans(norm); |
88 | trans.Scale(Standard_Real(siz)); |
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89 | |
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90 | TheGroup->SetPrimitivesAspect(theaspect->ArrowAspect()->Aspect()); |
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91 | if (theaspect->DisplayCenterArrow()) { |
92 | loc = thegeom->Location(); |
93 | p1 = loc.Translated(trans); |
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94 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2); |
95 | aPrims->AddVertex(loc); |
96 | aPrims->AddVertex(p1); |
97 | TheGroup->AddPrimitiveArray(aPrims); |
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98 | Prs3d_Arrow::Draw (Prs3d_Root::CurrentGroup (aPresentation), p1, norm, ang, len); |
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99 | } |
100 | if (theaspect->DisplayEdgesArrows()) { |
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101 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(8); |
102 | // |
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103 | thegeom->D0(-Xmax,-Ymax,loc); |
104 | p1 = loc.Translated(trans); |
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105 | aPrims->AddVertex(loc); |
106 | aPrims->AddVertex(p1); |
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107 | Prs3d_Arrow::Draw (Prs3d_Root::CurrentGroup (aPresentation), p1, norm, ang, len); |
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108 | // |
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109 | thegeom->D0(-Xmax,Ymax,loc); |
110 | p1 = loc.Translated(trans); |
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111 | aPrims->AddVertex(loc); |
112 | aPrims->AddVertex(p1); |
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113 | Prs3d_Arrow::Draw (Prs3d_Root::CurrentGroup (aPresentation), p1, norm, ang, len); |
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114 | // |
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115 | thegeom->D0(Xmax,Ymax,loc); |
116 | p1 = loc.Translated(trans); |
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117 | aPrims->AddVertex(loc); |
118 | aPrims->AddVertex(p1); |
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119 | Prs3d_Arrow::Draw (Prs3d_Root::CurrentGroup (aPresentation), p1, norm, ang, len); |
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120 | // |
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121 | thegeom->D0(Xmax,-Ymax,loc); |
122 | p1 = loc.Translated(trans); |
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123 | aPrims->AddVertex(loc); |
124 | aPrims->AddVertex(p1); |
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125 | Prs3d_Arrow::Draw (Prs3d_Root::CurrentGroup (aPresentation), p1, norm, ang, len); |
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126 | // |
127 | TheGroup->AddPrimitiveArray(aPrims); |
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128 | } |
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129 | } |
130 | |
131 | Standard_Boolean StdPrs_Plane::Match |
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132 | (const Standard_Real X, |
133 | const Standard_Real Y, |
134 | const Standard_Real Z, |
135 | const Standard_Real aDistance, |
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136 | const Adaptor3d_Surface& aPlane, |
137 | const Handle (Prs3d_Drawer)&) |
138 | { |
139 | if (aPlane.GetType() == GeomAbs_Plane) { |
140 | gp_Pln theplane = aPlane.Plane(); |
141 | gp_Pnt thepoint (X,Y,Z); |
142 | |
143 | return (Abs(theplane.Distance(thepoint)) <= aDistance); |
144 | } |
145 | else return Standard_False; |
146 | } |