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cxMeshHelpers.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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7 Redistribution and use in source and binary forms, with or without
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31 =========================================================================*/
32 
33 #include "cxMeshHelpers.h"
34 
35 #include <QColor>
36 
37 #include <vtkPoints.h>
38 #include <vtkCellArray.h>
39 
40 #include "cxPatientModelService.h"
41 #include "cxMesh.h"
42 #include "cxTypeConversions.h"
43 #include "cxTime.h"
44 
45 namespace cx
46 {
48 {
49  vtkPolyDataPtr retval = vtkPolyDataPtr::New();
50 
51  vtkPointsPtr points = vtkPointsPtr::New();
52  vtkCellArrayPtr lines = vtkCellArrayPtr::New();
53 
54  points->Allocate(transformMap_prMt.size());
55 
56  TimedTransformMap::iterator mapIter = transformMap_prMt.begin();
57  while(mapIter != transformMap_prMt.end())
58  {
59  Vector3D point_t = Vector3D(0,0,0);
60 
61  Transform3D prMt = mapIter->second;
62  Transform3D rMt = rMpr * prMt;
63  Vector3D p = rMt.coord(point_t);
64  points->InsertNextPoint(p.begin());
65 
66  ++mapIter;
67  }
68 
69  lines->Initialize();
70  std::vector<vtkIdType> ids(points->GetNumberOfPoints());
71  for (unsigned i=0; i<ids.size(); ++i)
72  ids[i] = i;
73  lines->InsertNextCell(ids.size(), &(*ids.begin()));
74 
75  retval->SetPoints(points);
76  retval->SetLines(lines);
77  return retval;
78 }
79 
81 {
82  //create polydata from positions
83  Transform3D rMpr = dataManager->get_rMpr();
84  vtkPolyDataPtr centerlinePolydata = polydataFromTransforms(transforms_prMt, rMpr);
85  QString uid = "tool_positions_mesh_%1";
86  QString name = "Tool positions mesh %1";
87  MeshPtr mesh = dataManager->createSpecificData<Mesh>(uid, name);
88  mesh->setVtkPolyData(centerlinePolydata);
89  mesh->setColor(QColor("red"));
90  dataManager->insertData(mesh);
91 }
92 
93 std::map<std::string, std::string> getDisplayFriendlyInfo(MeshPtr mesh)
94 {
95  std::map<std::string, std::string> retval;
96  if(!mesh)
97  return retval;
98 
99  //mesh
100  retval["Filename"] = mesh->getFilename().toStdString();
101  retval["Coordinate system"] = mesh->getCoordinateSystem().toString().toStdString();
102  retval["Name"] = mesh->getName().toStdString();
103  retval["Parent space"] = mesh->getParentSpace().toStdString();
104  retval["Space"] = mesh->getSpace().toStdString();
105  retval["Type"] = mesh->getType().toStdString();
106  retval["Uid"] = mesh->getUid().toStdString();
107  retval["rMd"] = string_cast(mesh->get_rMd());
108  retval["Backface culling"] = string_cast(mesh->getBackfaceCulling());
109  retval["Color"] = mesh->getColor().name().toStdString();
110  retval["Frontface culling"] = string_cast(mesh->getFrontfaceCulling());
111  retval["Is wireframe"] = string_cast(mesh->getIsWireframe());
112  retval["Acquisition time"] = string_cast(mesh->getAcquisitionTime().toString(timestampSecondsFormatNice()));
113  retval["Fiber bundle"] = string_cast(mesh->isFiberBundle());
114 
115  //vtkPolyData
116  float actualMemorySizeKB = (float)mesh->getVtkPolyData()->GetActualMemorySize();
117  retval["Actual memory size"] = string_cast(actualMemorySizeKB/(1024*1024))+" GB, "+string_cast(actualMemorySizeKB/1024)+" MB, "+string_cast(actualMemorySizeKB)+" kB";
118  retval["Points"] = string_cast(mesh->getVtkPolyData()->GetNumberOfPoints());
119  retval["Lines"] = string_cast(mesh->getVtkPolyData()->GetNumberOfLines());
120  retval["Pieces"] = string_cast(mesh->getVtkPolyData()->GetNumberOfPieces());
121  retval["Polys"] = string_cast(mesh->getVtkPolyData()->GetNumberOfPolys());
122  retval["Strips"] = string_cast(mesh->getVtkPolyData()->GetNumberOfStrips());
123  retval["Verts"] = string_cast(mesh->getVtkPolyData()->GetNumberOfVerts());
124 
125  return retval;
126 }
127 
128 }//namespace cx
129 
std::map< std::string, std::string > getDisplayFriendlyInfo(MeshPtr mesh)
A mesh data set.
Definition: cxMesh.h:61
Transform3D Transform3D
Transform3D is a representation of an affine 3D transform.
vtkSmartPointer< class vtkCellArray > vtkCellArrayPtr
QString timestampSecondsFormatNice()
Definition: cxTime.cpp:47
std::string string_cast(const T &val)
vtkSmartPointer< class vtkPolyData > vtkPolyDataPtr
void setVtkPolyData(const vtkPolyDataPtr &polyData)
Definition: cxMesh.cpp:100
vtkPolyDataPtr polydataFromTransforms(TimedTransformMap transformMap_prMt, Transform3D rMpr)
boost::shared_ptr< class PatientModelService > PatientModelServicePtr
void loadMeshFromToolTransforms(PatientModelServicePtr dataManager, TimedTransformMap transforms_prMt)
Eigen::Vector3d Vector3D
Vector3D is a representation of a point or vector in 3D.
Definition: cxVector3D.h:63
boost::shared_ptr< class Mesh > MeshPtr
std::map< double, Transform3D > TimedTransformMap
vtkSmartPointer< class vtkPoints > vtkPointsPtr