2 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
4 #include "bbcreaVtkMeshDeformation.h"
5 #include "bbcreaVtkPackage.h"
9 BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaVtk,MeshDeformation)
10 BBTK_BLACK_BOX_IMPLEMENTATION(MeshDeformation,bbtk::AtomicBlackBox);
12 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
14 void MeshDeformation::Process()
17 // THE MAIN PROCESSING METHOD BODY
18 // Here we simply set the input 'In' value to the output 'Out'
19 // And print out the output value
20 // INPUT/OUTPUT ACCESSORS ARE OF THE FORM :
21 // void bbSet{Input|Output}NAME(const TYPE&)
22 // const TYPE& bbGet{Input|Output}NAME() const
24 // * NAME is the name of the input/output
25 // (the one provided in the attribute 'name' of the tag 'input')
26 // * TYPE is the C++ type of the input/output
27 // (the one provided in the attribute 'type' of the tag 'input')
28 // bbSetOutputOut( bbGetInputIn() );
29 // std::cout << "Output value = " <<bbGetOutputOut() << std::endl;
31 double s = bbGetInputS();
33 if (bbGetInputDirection().size()==3)
35 ok = !( (bbGetInputDirection()[0]==0) && (bbGetInputDirection()[1]==0) && (bbGetInputDirection()[2]==0) );
37 if ( (bbGetInputIn()!=NULL) && (ok==true))
39 vtkPoints* points=bbGetInputIn()->GetPoints();
40 long i,size=points->GetNumberOfPoints();
42 double pb[3]; // point base
43 double np[3]; // new point
49 points->GetPoint( bbGetInputEdgeId() , pb );
51 if (EdgeIdBack!=bbGetInputEdgeId() )
54 EdgeIdBack = bbGetInputEdgeId();
55 for ( i=0 ; i<size ; i++)
57 points->GetPoint(i,p);
59 if ( (p[0]>(pb[0]-sx)) && (p[0]<(pb[0]+sx)) &&
60 (p[1]>(pb[1]-sy)) && (p[1]<(pb[1]+sy)) &&
61 (p[2]>(pb[2]-sz)) && (p[2]<(pb[2]+sz)) )
63 voiIdPoints.push_back( i );
67 double displcement_x = 0;
68 double displcement_y = 0;
69 double displcement_z = 0;
70 if (bbGetInputDirection().size()==3)
72 displcement_x = bbGetInputDirection()[0];
73 displcement_y = bbGetInputDirection()[1];
74 displcement_z = bbGetInputDirection()[2];
76 size=voiIdPoints.size();
79 points->GetPoint( voiIdPoints[i] , p );
80 double x = p[0] - pb[0]; //distance between a point and seed point
81 double y = p[1] - pb[1];
82 double z = p[2] - pb[2];
83 double distance = std::sqrt(std::pow(x, 2) + std::pow(y, 2) + std::pow(z, 2));
85 // https://en.wikipedia.org/wiki/Generalized_normal_distribution
88 double weight = exp(-distance * 1. / s);
91 np[0] = p[0] + weight*displcement_x;
92 np[1] = p[1] + weight*displcement_y;
93 np[2] = p[2] + weight*displcement_z;
94 points->SetPoint( voiIdPoints[i] , np );
98 bbGetInputIn()->Modified();
102 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
104 void MeshDeformation::bbUserSetDefaultValues()
107 // SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX
108 // Here we initialize the input 'In' to 0
110 std::vector<double> direction;
111 direction.push_back(1);
112 direction.push_back(0);
113 direction.push_back(0);
114 bbSetInputDirection(direction);
116 bbSetInputEdgeId(EdgeIdBack);
120 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
122 void MeshDeformation::bbUserInitializeProcessing()
125 // THE INITIALIZATION METHOD BODY :
127 // but this is where you should allocate the internal/output pointers
133 // Before editing this file, make sure it's a file of your own (i.e.: it wasn't generated from xml description; if so : your modifications will be lost)
135 void MeshDeformation::bbUserFinalizeProcessing()
138 // THE FINALIZATION METHOD BODY :
140 // but this is where you should desallocate the internal/output pointers
145 // EO namespace bbcreaVtk