| Geant4 Cross Reference |
1 //
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24 // ********************************************************************
25
26 #include "G4VtkCutterPipeline.hh"
27
28 #include "G4String.hh"
29 #include "G4VtkViewer.hh"
30 #include "G4VtkVisContext.hh"
31
32 #include <vtkActor.h>
33 #include <vtkCutter.h>
34 #include <vtkPlane.h>
35 #include <vtkPolyDataAlgorithm.h>
36 #include <vtkPolyDataMapper.h>
37 #include <vtkProperty.h>
38 #include <vtkSmartPointer.h>
39
40 G4VtkCutterPipeline::G4VtkCutterPipeline(G4String nameIn, const G4VtkVisContext& vcIn,
41 vtkSmartPointer<vtkPolyDataAlgorithm> filter,
42 G4bool useVcColour)
43 : G4VVtkPipeline(nameIn, G4String("G4VtkCutterPipeline"), vcIn, false, vcIn.fViewer->renderer)
44 {
45 // cutter plane
46 plane = vtkSmartPointer<vtkPlane>::New();
47 plane->SetOrigin(0, 0, 0);
48 plane->SetNormal(0, 1, 0);
49
50 // cutter
51 cutter = vtkSmartPointer<vtkCutter>::New();
52 cutter->SetCutFunction(plane);
53 cutter->SetInputConnection(filter->GetOutputPort());
54
55 // mapper
56 mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
57 mapper->SetInputConnection(cutter->GetOutputPort());
58 mapper->SetColorModeToDirectScalars();
59 mapper->ScalarVisibilityOn();
60
61 // add to actor
62 actor = vtkSmartPointer<vtkActor>::New();
63 actor->SetMapper(mapper);
64 actor->SetVisibility(1);
65
66 // want the actor not to have shading
67 actor->GetProperty()->SetAmbient(1);
68 actor->GetProperty()->SetDiffuse(1);
69 actor->GetProperty()->SetSpecular(0.0);
70 actor->GetProperty()->SetSpecularPower(0);
71
72 actor->GetProperty()->SetLineWidth(10);
73
74 // colour parameters
75 if (useVcColour) {
76 actor->GetProperty()->SetOpacity(vc.alpha);
77 actor->GetProperty()->SetColor(vc.red, vc.green, vc.blue);
78 }
79
80 // add to renderer
81 vc.fViewer->renderer->AddActor(actor);
82 }
83
84 void G4VtkCutterPipeline::SetPlane(const G4Plane3D& planeIn)
85 {
86 auto normal = planeIn.normal();
87 auto point = planeIn.point();
88 this->SetPlane(point.x(), point.y(), point.z(), normal.x(), normal.y(), normal.z());
89 }
90
91 void G4VtkCutterPipeline::SetPlane(G4double x, G4double y, G4double z, G4double nx, G4double ny,
92 G4double nz)
93 {
94 plane->SetOrigin(x, y, z);
95 plane->SetNormal(nx, ny, nz);
96 Modified();
97 }
98
99 void G4VtkCutterPipeline::TransformPlane(G4double dx, G4double dy, G4double dz, G4double r00,
100 G4double r01, G4double r02, G4double r10, G4double r11,
101 G4double r12, G4double r20, G4double r21, G4double r22)
102 {
103 auto o = plane->GetOrigin();
104 auto n = plane->GetNormal();
105
106 SetPlane(r00 * o[0] + r01 * o[1] + r02 * o[2] + dx, r10 * o[0] + r11 * o[1] + r12 * o[2] + dy,
107 r20 * o[0] + r21 * o[1] + r22 * o[2] + dz, r00 * n[0] + r01 * n[1] + r02 * n[2],
108 r10 * n[0] + r11 * n[1] + r12 * n[2], r20 * n[0] + r21 * n[1] + r22 * n[2]);
109 }
110
111 void G4VtkCutterPipeline::Enable()
112 {
113 actor->SetVisibility(1);
114 }
115 void G4VtkCutterPipeline::Disable()
116 {
117 actor->SetVisibility(0);
118 }