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1 | // Created on: 1995-07-24 |
2 | // Created by: Modelistation |
3 | // Copyright (c) 1995-1999 Matra Datavision |
4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS |
5 | // |
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. |
10 | // |
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. |
13 | // |
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. |
20 | |
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21 | #include <StdPrs_Plane.ixx> |
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22 | #include <Graphic3d_ArrayOfSegments.hxx> |
23 | #include <Graphic3d_ArrayOfPolylines.hxx> |
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24 | #include <Graphic3d_Vertex.hxx> |
25 | #include <Graphic3d_Group.hxx> |
26 | #include <Prs3d_Arrow.hxx> |
27 | #include <Prs3d_ArrowAspect.hxx> |
28 | #include <gp_Pnt.hxx> |
29 | #include <gp_Vec.hxx> |
30 | #include <gp_Pln.hxx> |
31 | #include <gp_Dir.hxx> |
32 | #include <Prs3d_LineAspect.hxx> |
33 | #include <Prs3d_PlaneAspect.hxx> |
34 | #include <Prs3d.hxx> |
35 | #include <Geom_Plane.hxx> |
36 | |
37 | |
38 | void StdPrs_Plane::Add (const Handle (Prs3d_Presentation)& aPresentation, |
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39 | const Adaptor3d_Surface& aPlane, |
40 | const Handle (Prs3d_Drawer)& aDrawer) |
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41 | { |
42 | // Prs3d_Root::NewGroup(aPresentation); |
43 | Handle(Graphic3d_Group) TheGroup = Prs3d_Root::CurrentGroup(aPresentation); |
44 | if (aPlane.GetType() != GeomAbs_Plane) return; |
45 | Handle(Geom_Plane) thegeom = new Geom_Plane(aPlane.Plane()); |
46 | |
47 | Handle(Prs3d_PlaneAspect) theaspect = aDrawer->PlaneAspect(); |
48 | |
49 | gp_Pnt p1; |
50 | Standard_Real Xmax,Ymax; |
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51 | Xmax = 0.5*Standard_Real(theaspect->PlaneXLength()); |
52 | Ymax = 0.5*Standard_Real(theaspect->PlaneYLength()); |
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53 | if (theaspect->DisplayEdges()) { |
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54 | TheGroup->SetPrimitivesAspect(theaspect->EdgesAspect()->Aspect()); |
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55 | Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(5); |
56 | p1 = thegeom->Value(-Xmax,Ymax); |
57 | aPrims->AddVertex(p1); |
58 | aPrims->AddVertex(thegeom->Value( Xmax, Ymax)); |
59 | aPrims->AddVertex(thegeom->Value( Xmax,-Ymax)); |
60 | aPrims->AddVertex(thegeom->Value(-Xmax,-Ymax)); |
61 | aPrims->AddVertex(p1); |
62 | TheGroup->AddPrimitiveArray(aPrims); |
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63 | } |
64 | |
65 | if (theaspect->DisplayIso()) { |
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66 | TheGroup->SetPrimitivesAspect(theaspect->IsoAspect()->Aspect()); |
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67 | const Standard_Real dist = theaspect->IsoDistance(); |
68 | const Standard_Integer nbx = Standard_Integer(Abs(2.*Xmax) / dist) - 1; |
69 | const Standard_Integer nby = Standard_Integer(Abs(2.*Ymax) / dist) - 1; |
70 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2*(nbx+nby)); |
71 | Standard_Integer i; |
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72 | Standard_Real cur = -Xmax+dist; |
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73 | for (i = 0; i < nbx; i++, cur += dist) { |
74 | aPrims->AddVertex(thegeom->Value(cur, Ymax)); |
75 | aPrims->AddVertex(thegeom->Value(cur,-Ymax)); |
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76 | } |
77 | cur = -Ymax+dist; |
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78 | for (i = 0; i < nby; i++, cur += dist) { |
79 | aPrims->AddVertex(thegeom->Value( Xmax,cur)); |
80 | aPrims->AddVertex(thegeom->Value(-Xmax,cur)); |
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81 | } |
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82 | TheGroup->AddPrimitiveArray(aPrims); |
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83 | } |
84 | |
85 | gp_Dir norm = thegeom->Pln().Axis().Direction(); |
86 | gp_Pnt loc; |
87 | Quantity_Length siz = theaspect->ArrowsSize(); |
88 | Quantity_Length len = theaspect->ArrowsLength(); |
89 | Quantity_PlaneAngle ang = theaspect->ArrowsAngle(); |
90 | gp_Vec trans(norm); |
91 | trans.Scale(Standard_Real(siz)); |
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92 | |
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93 | TheGroup->SetPrimitivesAspect(theaspect->ArrowAspect()->Aspect()); |
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94 | if (theaspect->DisplayCenterArrow()) { |
95 | loc = thegeom->Location(); |
96 | p1 = loc.Translated(trans); |
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97 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2); |
98 | aPrims->AddVertex(loc); |
99 | aPrims->AddVertex(p1); |
100 | TheGroup->AddPrimitiveArray(aPrims); |
101 | Prs3d_Arrow::Draw(aPresentation,p1,norm,ang,len); |
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102 | } |
103 | if (theaspect->DisplayEdgesArrows()) { |
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104 | Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(8); |
105 | // |
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106 | thegeom->D0(-Xmax,-Ymax,loc); |
107 | p1 = loc.Translated(trans); |
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108 | aPrims->AddVertex(loc); |
109 | aPrims->AddVertex(p1); |
110 | Prs3d_Arrow::Draw(aPresentation,p1,norm,ang,len); |
111 | // |
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112 | thegeom->D0(-Xmax,Ymax,loc); |
113 | p1 = loc.Translated(trans); |
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114 | aPrims->AddVertex(loc); |
115 | aPrims->AddVertex(p1); |
116 | Prs3d_Arrow::Draw(aPresentation,p1,norm,ang,len); |
117 | // |
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118 | thegeom->D0(Xmax,Ymax,loc); |
119 | p1 = loc.Translated(trans); |
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120 | aPrims->AddVertex(loc); |
121 | aPrims->AddVertex(p1); |
122 | Prs3d_Arrow::Draw(aPresentation,p1,norm,ang,len); |
123 | // |
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124 | thegeom->D0(Xmax,-Ymax,loc); |
125 | p1 = loc.Translated(trans); |
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126 | aPrims->AddVertex(loc); |
127 | aPrims->AddVertex(p1); |
128 | Prs3d_Arrow::Draw(aPresentation,p1,norm,ang,len); |
129 | // |
130 | TheGroup->AddPrimitiveArray(aPrims); |
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131 | } |
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132 | } |
133 | |
134 | Standard_Boolean StdPrs_Plane::Match |
135 | (const Quantity_Length X, |
136 | const Quantity_Length Y, |
137 | const Quantity_Length Z, |
138 | const Quantity_Length aDistance, |
139 | const Adaptor3d_Surface& aPlane, |
140 | const Handle (Prs3d_Drawer)&) |
141 | { |
142 | if (aPlane.GetType() == GeomAbs_Plane) { |
143 | gp_Pln theplane = aPlane.Plane(); |
144 | gp_Pnt thepoint (X,Y,Z); |
145 | |
146 | return (Abs(theplane.Distance(thepoint)) <= aDistance); |
147 | } |
148 | else return Standard_False; |
149 | } |