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wImage.cpp
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//##########################################################################
//# This software is part of the Treescaper i
//# -- Version 0.1
//# Copyright (C) 2010 Wen Huang
//#
//# This program is free software; you can redistribute it and/or
//# modify it under the terms of the GNU General Public License
//# as published by the Free Software Foundation; either version 2
//# of the License, or (at your option) any later version.
//#
//# This program is distributed in the hope that it will be useful,
//# but WITHOUT ANY WARRANTY; without even the implied warranty of
//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//# GNU General Public License for more details.
//# http://www.gnu.org/copyleft/gpl.html
//##########################################################################
//wplot.cpp
// using vtk to plot points
// by whuang 15/May/2010
#ifndef WIMAGE_CPP
#define WIMAGE_CPP
#undef max
#undef min
#define mymin(a,b) ((a)<(b)?(a):(b))
#define mymax(a,b) ((a)>(b)?(a):(b))
#include "wfile.h"
#include "wImage.h"
#include <iostream>
#include "vtkLineSource.h"
#include "treescaper.h"
#include "PointsSource.h"
#include <vtkVersion.h>
#include <vtkSmartPointer.h>
#include <vtkPointData.h>
#include <vtkIdTypeArray.h>
#include <vtkDataSetSurfaceFilter.h>
#include <vtkRendererCollection.h>
#include <vtkProperty.h>
#include <vtkPlanes.h>
#include <vtkObjectFactory.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkPolyData.h>
#include <vtkPointSource.h>
#include <vtkInteractorStyleRubberBandPick.h>
#include <vtkAreaPicker.h>
#include <vtkExtractGeometry.h>
#include <vtkDataSetMapper.h>
#include <vtkUnstructuredGrid.h>
#include <vtkVertexGlyphFilter.h>
#include <vtkIdFilter.h>
#include "vtkCallbackCommand.h"
// Define interaction style
class InteractorStyle : public vtkInteractorStyleRubberBandPick
{
public:
static InteractorStyle* New();
vtkTypeMacro(InteractorStyle,vtkInteractorStyleRubberBandPick);
InteractorStyle()
{
this->SelectedMapper = vtkSmartPointer<vtkDataSetMapper>::New();
this->SelectedActor = vtkSmartPointer<vtkActor>::New();
this->SelectedActor->SetMapper(SelectedMapper);
this->PreSelectedPoints = new vtkSmartPointer<vtkPoints> [1];
this->PreSelectedPoints[0] = vtkSmartPointer<vtkPoints>::New();
iskeydown = false;
preMtime = 0;
idx = 0;
}
void SetSelectedPointsSize(int size)
{
this->pointsize = size;
}
virtual void OnKeyDown()
{
iskeydown = true;
}
virtual void OnKeyUp()
{
iskeydown = false;
}
virtual void OnLeftButtonUp()
{
// Forward events
vtkInteractorStyleRubberBandPick::OnLeftButtonUp();
vtkPlanes* frustum = static_cast<vtkAreaPicker*>(this->GetInteractor()->GetPicker())->GetFrustum();
if(preMtime == frustum->GetMTime())
return;
preMtime = frustum->GetMTime();
vtkSmartPointer<vtkExtractGeometry> extractGeometry =
vtkSmartPointer<vtkExtractGeometry>::New();
extractGeometry->SetImplicitFunction(frustum);
#if VTK_MAJOR_VERSION <= 5
extractGeometry->SetInput(this->Points);
#else
extractGeometry->SetInputData(this->Points);
#endif
extractGeometry->Update();
vtkSmartPointer<vtkVertexGlyphFilter> glyphFilter =
vtkSmartPointer<vtkVertexGlyphFilter>::New();
glyphFilter->SetInputConnection(extractGeometry->GetOutputPort());
glyphFilter->Update();
vtkPolyData* selected = glyphFilter->GetOutput();
if(!iskeydown)
{
PreSelectedPoints[0]->SetNumberOfPoints(0);
idx = 0;
}
vtkIdTypeArray* ids = vtkIdTypeArray::SafeDownCast(selected->GetPointData()->GetArray("OriginalIds"));
int new_pro, j;
cout << "new selected pts:" << endl;
for(vtkIdType i = 0; i < ids->GetNumberOfTuples(); i++)
{
new_pro = IDMaps[ids->GetValue(i)];
for(j = 0; j < idx; j++)
{
if((*selected_pts)[j] == new_pro)
break;
}
if(j == idx)
{
(*selected_pts)[idx] = new_pro;
idx++;
}
cout << "i:" << IDMaps[ids->GetValue(i)] << ", ";
}
cout << endl;
(*selected_pts)[idx] = -1;
cout << "all selected pts:" << endl;
for(int i = 0; i < idx; i++)
cout << "i:" << (*selected_pts)[i] << ", ";
cout << endl;
vtkPoints *selectedpts = selected->GetPoints();
for(vtkIdType i = 0; i < selectedpts->GetNumberOfPoints(); i++)
{
PreSelectedPoints[0]->InsertNextPoint(selectedpts->GetPoint(i));
}
vtkSmartPointer<PointSource> PS = vtkSmartPointer<PointSource>::New();
vtkSmartPointer<vtkIdFilter> IDF = vtkSmartPointer<vtkIdFilter>::New();
vtkSmartPointer<vtkDataSetSurfaceFilter> SF = vtkSmartPointer<vtkDataSetSurfaceFilter>::New();
PS->SetPoints(PreSelectedPoints, 1);
PS->Update();
IDF->SetInputConnection(PS->GetOutputPort());
IDF->Update();
SF->SetInputConnection(IDF->GetOutputPort());
SF->Update();
selected = SF->GetOutput();
#if VTK_MAJOR_VERSION <= 5
this->SelectedMapper->SetInput(selected);
#else
this->SelectedMapper->SetInputData(selected);
#endif
this->SelectedMapper->ScalarVisibilityOff();
this->SelectedActor->GetProperty()->SetColor(0.0, 0.0, 0.0); //(R,G,B)
this->SelectedActor->GetProperty()->SetPointSize(pointsize);
this->CurrentRenderer->AddActor(SelectedActor);
this->GetInteractor()->GetRenderWindow()->Render();
this->HighlightProp(NULL);
}
void SetPoints(vtkSmartPointer<vtkPolyData> points) {this->Points = points;}
void SetIDMaps(int *maps){IDMaps = maps;}
void SetOutputPts(Array<int> *Pts){selected_pts = Pts;}
private:
vtkSmartPointer<vtkPolyData> Points;
vtkSmartPointer<vtkPoints> *PreSelectedPoints;
vtkSmartPointer<vtkActor> SelectedActor;
vtkSmartPointer<vtkDataSetMapper> SelectedMapper;
int pointsize;
unsigned long preMtime;
bool iskeydown;
Array<int> * selected_pts;
int idx;
int *IDMaps;
};
vtkStandardNewMacro(InteractorStyle);
//------------
#include "vtkCommand.h"
#include "vtkRandomGraphSource.h"
#include "vtkGraph.h"
#include "PlotGraph.h"
#include "vtkVariant.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkContextView.h"
#include "vtkContextScene.h"
#include "vtkObjectFactory.h"
//#include "vtkRegressionTestImage.h" //---for windows---
//#include "newick.h"
#include "label-map.hh"
class GraphAnimate : public vtkCommand
{
public:
static GraphAnimate *New() { return new GraphAnimate(); }
vtkTypeMacro(GraphAnimate, vtkCommand);
virtual void Execute(vtkObject *, unsigned long, void *)
{
this->GraphItem->UpdatePositions();
this->View->Render();
this->View->GetRenderWindow()->GetInteractor()->CreateOneShotTimer(10);
}
vtkGraphItem* GraphItem;
vtkContextView* View;
};
int testfunction()
{
//******************** Read a tree and parsing the tree for taxon label collection **************//
/*
NEWICKTREE *newickTree;
int err;
FILE *fp;
fp = fopen("triangle.txt", "r");
if (!fp) {cout << "File open error\n"; exit(0);}
newickTree = loadnewicktree2(fp, &err);
if (!newickTree)
{
switch (err)
{
case -1:
printf("Out of memory \n");
break;
case -2:
printf("Pase error \n");
break;
case -3:
printf("Cannot load file \n");
break;
default:
printf("Error %d\n", err);
}
}
LabelMap lm;
try {
GetTaxaLabels(newickTree->root, lm);
}
catch (LabelMap::AlreadyPushedEx ex) {
cerr << "Error : The label ' " << ex.label << "' appeared twice" << endl;
exit(2);
}
NUM_Taxa = lm.size();
cout << "Number of taxa in the input file: " << NUM_Taxa << endl;
killnewicktree(newickTree);
fclose(fp);
bool bUbid = false;// for counting the number pf unique bipartitions
*/
// ************* Collect bipartitions ****************************//
/*
fp = fopen(fname.c_str(), "r");
HashRFMap vec_hashrf; // Class HashRFMap
unsigned long long M1 = 0;
unsigned long long M2 = 0;
if (NEWSEED != 1000)
{
vec_hashrf.uhashfunc_init(Num_tree, NUM_Taxa, C, NEWSEED);
}
else
vec_hashrf.uhashfunc_init(Num_tree, NUM_Taxa, C);
M1 = vec_hashrf._HF.getM1();
M2 = vec_hashrf._HF.getM2();
vec_hashrf._hashtab2.resize(M1);
if (!fp) {cout << "File open error\n"; exit(0);}
// fixed a leaf to be one side of the root
std::string leafroot = lm.name(0); // normalized unrooted tree by WH
NEWICKNODE *lrpt = NULL; // normalized unrooted tree by WH
int indexchild = -1; // normalized unrooted tree by WH
for (unsigned int treeIdx = 0; treeIdx < Num_tree; ++treeIdx)
{
newickTree = loadnewicktree2(fp, &err);
// find the leaf
if(!isrooted)
{
lrpt = findleaf(leafroot, newickTree->root, NULL, &indexchild); // normalized unrooted tree by WH
// std::cout << "pretree" << std::endl;//----
// printnewicktree(newickTree);
// build the normalized tree
normailzedTree(lrpt, newickTree, indexchild); // normalized unrooted tree by WH
// std::cout << "posttree" << std::endl;//----
// printnewicktree(newickTree);
}
if (!newickTree)
{
switch (err)
{
case -1:
printf("Out of Memory\n");
break;
case -2:
printf("Parse Error\n");
break;
case -3:
printf("Cann't load file\n");
break;
default:
printf("Error %d\n", err);
}
}
else {
unsigned int numBitstr = 0;
dfs_compute_hash(newickTree->root, lm, vec_hashrf, treeIdx, numBitstr, M1, M2, WEIGHTED,NUM_Taxa);
killnewicktree(newickTree);
}
}
treefile.close();
*/
// Set up a 2D context view, context test object and add it to the scene
vtkSmartPointer<vtkContextView> view = vtkSmartPointer<vtkContextView>::New();
view->GetRenderer()->SetBackground(1.0, 1.0, 1.0);
view->GetRenderWindow()->SetSize(800, 600);
vtkSmartPointer<vtkRandomGraphSource> source = vtkSmartPointer<vtkRandomGraphSource>::New();
source->SetNumberOfVertices(100);
source->SetNumberOfEdges(0);
source->StartWithTreeOn();
source->Update();
vtkSmartPointer<vtkGraphItem> item = vtkSmartPointer<vtkGraphItem>::New();
item->SetGraph(source->GetOutput());
view->GetScene()->AddItem(item);
vtkSmartPointer<GraphAnimate> anim = vtkSmartPointer<GraphAnimate>::New();
anim->View = view;
anim->GraphItem = item;
view->GetRenderWindow()->GetInteractor()->Initialize();
view->GetRenderWindow()->GetInteractor()->CreateOneShotTimer(10);
view->GetRenderWindow()->GetInteractor()->AddObserver(vtkCommand::TimerEvent, anim);
view->GetRenderWindow()->GetInteractor()->Start();
return 0;
}
//-----------
void Image::Initialize_Image(String filename)
{
//--- testfunction();
fname = filename;
File fcor(filename);
if(!fcor.is_open())
{
cout << "error: file \"" << filename << "\" can not be open." << endl;
exit(0);
}
fcor.seek(0);
size = fcor.lines();
fcor.seek(0);
dim = fcor.cols();
fcor.seek(0);
centers = new double[parameters.cluster_num * dim];
COR = new double [size * dim];
selectpts = new bool[size];
for(int i = 0; i < size; i++)
selectpts[i] = true;
points = new vtkSmartPointer<vtkPoints> [parameters.cluster_num];
Hull_points = new vtkSmartPointer<vtkPoints> [parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
{
points[i] = vtkSmartPointer<vtkPoints>::New();
Hull_points[i] = vtkSmartPointer<vtkPoints>::New();
}
ranks = new int [parameters.cluster_num];
volumes = new double [parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
{
ranks[i] = i;
volumes[i] = i;
}
// PointsActors = new vtkSmartPointer<vtkActor> [parameters.cluster_num];
PointsActors = new vtkSmartPointer<vtkActor> [parameters.cluster_num];
sphere = new vtkSphereSource *[parameters.cluster_num];
model = new vtkPolyData *[parameters.cluster_num];
// glyph = new vtkGlyph3D *[parameters.cluster_num];
pointMapper = new vtkPolyDataMapper *[parameters.cluster_num];
VP = new vtkProperty *[parameters.cluster_num];
HullsActors = new vtkSmartPointer<vtkActor> [parameters.cluster_num];
HullMapper = new vtkPolyDataMapper *[parameters.cluster_num];
polydata = new vtkSmartPointer<vtkPolyData> [parameters.cluster_num];
delaunay = new vtkSmartPointer<vtkDelaunay3D> [parameters.cluster_num];
surfaceFilter = new vtkSmartPointer<vtkDataSetSurfaceFilter> [parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
{
sphere[i] = vtkSphereSource::New();
sphere[i]->SetThetaResolution(7);
sphere[i]->SetPhiResolution(7);
sphere[i]->Update();
model[i] = vtkPolyData::New();
// glyph[i] = vtkGlyph3D::New();
pointMapper[i] = vtkPolyDataMapper::New();
VP[i] = vtkProperty::New();
HullMapper[i] = vtkPolyDataMapper::New();
polydata[i] = vtkSmartPointer<vtkPolyData>::New();
delaunay[i] = vtkSmartPointer<vtkDelaunay3D>::New();
surfaceFilter[i] = vtkSmartPointer<vtkDataSetSurfaceFilter>::New();
}
legend = vtkSmartPointer<vtkLegendBoxActor>::New();
renderer = vtkSmartPointer<vtkRenderer>::New();
renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
renderWindowInteractor = vtkSmartPointer<vtkRenderWindowInteractor>::New();
triangleFilter = new vtkTriangleFilter *[parameters.cluster_num];
massproperties = new vtkMassProperties *[parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
{
triangleFilter[i] = vtkTriangleFilter::New();
massproperties[i] = vtkMassProperties::New();
}
lines = new vtkLineSource *[size - 1];
linemappers = new vtkPolyDataMapper *[size - 1];
lineActors = new vtkActor *[size - 1];
for(int i = 0; i < size - 1; i++)
{
lines[i] = vtkLineSource::New();
linemappers[i] = vtkPolyDataMapper::New();
lineActors[i] = vtkActor::New();
}
Colors = new double *[parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
Colors[i] = new double [3];
Generate_Colors(parameters.cluster_num, Colors);
IDMaps = new int [parameters.index_size];
Load_COR(filename);
};
void Image::Create_Legend()
{
char i_str[10];
legend->SetHeight(1);
legend->SetDisplayPosition(1, 1);
legend->SetNumberOfEntries(parameters.cluster_num);
vtkSmartPointer<vtkSphereSource> legendSphereSource = vtkSmartPointer<vtkSphereSource>::New();
vtkSmartPointer<vtkPolyData> legendSphere = legendSphereSource->GetOutput();
for(int i = 0; i < parameters.cluster_num; i++)
{
int_to_string(i + 1, i_str, 10);
legend->SetEntry(i, legendSphere, i_str, Colors[i]);
}
};
bool Image::Load_points_with_selection()
{
String filename = fname;
select_Points(filename);
Load_Points();
return true;
}
void Image::sort_volume()
{
Create_HullsActors();
sort_HullsActors();
Load_Points();
}
void Image::Generate_Colors(int num, double **Colors)
{
int type = parameters.color_type;
if(type == 0)
{
double interval = (double) 6 / num;
double x = 0;
for(int i = 0; i < num; i++)
{
if(x < 1)
{
Colors[i][0] = 1;
Colors[i][1] = x;
Colors[i][2] = 0;
} else
if(x < 2)
{
Colors[i][0] = 2 - x;
Colors[i][1] = 1;
Colors[i][2] = 0;
} else
if(x < 3)
{
Colors[i][0] = 0;
Colors[i][1] = 1;
Colors[i][2] = x - 2;
} else
if(x < 4)
{
Colors[i][0] = 0;
Colors[i][1] = 4 - x;
Colors[i][2] = 1;
} else
if(x < 5)
{
Colors[i][0] = x - 4;
Colors[i][1] = 0;
Colors[i][2] = 1;
} else
if(x < 6)
{
Colors[i][0] = 1;
Colors[i][1] = 0;
Colors[i][2] = 6 - x;
}
x +=interval;
}
} else
{
double interval = (double) 2 / (num - 1);
double x = 0;
for(int i = 0; i < num; i++)
{
if(x < 1)
{
Colors[i][0] = 1 - x;
Colors[i][1] = x;
Colors[i][2] = 0;
} else
{
Colors[i][0] = 0;
Colors[i][1] = 2 - x;
Colors[i][2] = x - 1;
}
x += interval;
}
}
/*
Colors[0][0] = 0.5;
Colors[0][1] = 0;
Colors[0][2] = 0.5;
Colors[1][0] = 0;
Colors[1][1] = 1;
Colors[1][2] = 0;
Colors[2][0] = 0;
Colors[2][1] = 0;
Colors[2][2] = 0;
Colors[3][0] = 0.5;
Colors[3][1] = 0.5;
Colors[3][2] = 0;
Colors[4][0] = 1;
Colors[4][1] = 0;
Colors[4][2] = 0;
Colors[5][0] = 0;
Colors[5][1] = 0.5;
Colors[5][2] = 0.5;
Colors[6][0] = 1;
Colors[6][1] = 0;
Colors[6][2] = 1;
Colors[7][0] = 0.5;
Colors[7][1] = 0;
Colors[7][2] = 0;
Colors[8][0] = 0;
Colors[8][1] = 0;
Colors[8][2] = 1;
Colors[9][0] = 0;
Colors[9][1] = 1;
Colors[9][2] = 1;
Colors[10][0] = 0;
Colors[10][1] = 0;
Colors[10][2] = 0.5;
Colors[11][0] = 0;
Colors[11][1] = 0.5;
Colors[11][2] = 0;
Colors[12][0] = 1;
Colors[12][1] = 0.55;
Colors[12][2] = 0;
Colors[13][0] = 1;
Colors[13][1] = 0.85;
Colors[13][2] = 0;
Colors[14][0] = 0.5;
Colors[14][1] = 0.5;
Colors[14][2] = 0.5;*/
};
bool Image::Load_COR(String filename)
{
File fcor(filename);
fcor.seek(0);
size = fcor.lines();
fcor.seek(0);
dim = fcor.cols();
fcor.seek(0);
for(int i = 0; i < size; i++)
{
for(int j = 0; j < dim; j++)
{
// COR[dim * i + j] = (double) i;//-------
fcor >> COR[dim * i + j];
}
}
return true;
};
bool Image::select_Points(String filename)
{
double *mean = new double [dim];
double var1 = 0;
double var2 = 0;
int max_n1 = 0;
int max_n2 = 0;
int exclude_num = 0;
int *index = NULL;
index = parameters.cluster_index;
int *numbers_in_cluster = new int[parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
numbers_in_cluster[i] = 0;
for(int i = 0; i < parameters.index_size; i++)
{
if((int) index[i] < parameters.cluster_num && (int) index[i] >= 0)
numbers_in_cluster[index[i]]++;
}
for(int i = 0; i < parameters.cluster_num; i++)
{
compute_mean(mean, index, i);
for(int j = 0; j < dim; j++)
centers[i * dim + j] = mean[j];
compute_var(mean, index, i, var1, max_n1);
selectpts[max_n1] = false;
compute_var(mean, index, i, var2, max_n2);
selectpts[max_n1] = true;
exclude_num = 0;
while(fabs((var2 - var1) / var1) > parameters.outlier_e && ((double) exclude_num / numbers_in_cluster[i]) < parameters.outlierpercent)
{
selectpts[max_n1] = false;
var1 = var2;
max_n1 = max_n2;
selectpts[max_n1] = false;
compute_var(mean, index, i, var2, max_n2);
selectpts[max_n1] = true;
exclude_num++;
}
}
delete [] mean;
return true;
};
void Image::compute_mean(double *mean, int *index, int i)
{
int select_n = 0;
for(int j = 0; j < dim; j++)
mean[j] = 0;
select_n = 0;
for(int j = 0; j < mymin(parameters.index_size, size); j++)
if(selectpts[j] && (int) index[j] == i)
{
for(int k = 0; k < dim; k++)
mean[k] += COR[dim * j + k];
select_n++;
}
for(int j = 0; j < dim; j++)
mean[j] /= select_n;
};
void Image::compute_var(double *mean, int *index, int i, double &var, int &max_n)
{
double dis = 0;
double max = 0;
int select_n = 0;
var = 0;
for(int j = 0; j < mymin(parameters.index_size, size); j++)
{
if(selectpts[j] && index[j] == i)
{
dis = 0;
for(int k = 0; k < dim; k++)
dis += (mean[k] - COR[dim * j + k]) * (mean[k] - COR[dim * j + k]);
if(dis > max)
{
max = dis;
max_n = j;
}
var += dis;
select_n++;
}
}
var /= select_n;
};
bool Image::Load_Points()
{
String filename = fname;
File fcor(filename);
fcor.seek(0);
size = fcor.lines();
fcor.seek(0);
dim = fcor.cols();
fcor.seek(0);
int *index = NULL;
index = parameters.cluster_index;
for(int i = 0; i < parameters.cluster_num; i++)
{
points[i] = vtkSmartPointer<vtkPoints>::New();
Hull_points[i] = vtkSmartPointer<vtkPoints>::New();
}
double cor[3] = {0};
double away = parameters.sep_factor;
int idx = 0;
for(int i = 0; i < mymin(size, parameters.index_size); i++)
{
if(index[i] >= 0 && selectpts[i])
{
IDMaps[idx] = i;
idx++;
for(int j = 0; j < dim; j++)
cor[j] = COR[i * dim + j];
if(dim == 2)
{
points[index[i]]->InsertNextPoint(cor[0] + centers[index[i] * dim + 0] * away, cor[1] + centers[index[i] * dim + 0] * away, cor[2] + ranks[index[i]] / parameters.cluster_num);
Hull_points[index[i]]->InsertNextPoint(cor[0] + centers[index[i] * dim + 0] * away, cor[1] + centers[index[i] * dim + 0] * away, cor[2] + ranks[index[i]] / parameters.cluster_num);
Hull_points[index[i]]->InsertNextPoint(cor[0] + centers[index[i] * dim + 0] * away, cor[1] + centers[index[i] * dim + 0] * away, cor[2] + ranks[index[i]] / parameters.cluster_num + 1.0 / parameters.cluster_num);
} else
{
points[index[i]]->InsertNextPoint(cor[0] + centers[index[i] * dim + 0] * away, cor[1] + centers[index[i] * dim + 1] * away, cor[2] + centers[index[i] * dim + 2] * away);
Hull_points[index[i]]->InsertNextPoint(cor[0] + centers[index[i] * dim + 0] * away, cor[1] + centers[index[i] * dim + 1] * away, cor[2] + centers[index[i] * dim + 2] * away);
}
}
}
return true;
};
void Image::Create_PointsActors()
{
vtkSmartPointer<PointSource> *PSs = new vtkSmartPointer<PointSource> [parameters.cluster_num];
vtkSmartPointer<vtkIdFilter> *IDFs = new vtkSmartPointer<vtkIdFilter> [parameters.cluster_num];
vtkSmartPointer<vtkDataSetSurfaceFilter> *SFs = new vtkSmartPointer<vtkDataSetSurfaceFilter> [parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
{
PSs[i] = vtkSmartPointer<PointSource>::New();
PSs[i]->SetPoints(points + i, 1);
PSs[i]->Update();
IDFs[i] = vtkSmartPointer<vtkIdFilter>::New();
IDFs[i]->SetInputConnection(PSs[i]->GetOutputPort());
IDFs[i]->SetIdsArrayName("OriginalIds");
IDFs[i]->Update();
SFs[i] = vtkSmartPointer<vtkDataSetSurfaceFilter>::New();
SFs[i]->SetInputConnection(IDFs[i]->GetOutputPort());
SFs[i]->Update();
//model[i] = SFs[i]->GetOutput();
#if VTK_MAJOR_VERSION <= 5
pointMapper[i]->SetInputConnection(model[i]->GetProducerPort());
#else
//pointMapper[i]->SetInputData(model[i]);
pointMapper[i]->SetInputData(SFs[i]->GetOutput());
#endif
pointMapper[i]->ScalarVisibilityOff();
pointMapper[i]->Update();
PointsActors[i] = vtkSmartPointer<vtkActor>::New();
PointsActors[i]->SetMapper(pointMapper[i]);
VP[i]->SetColor(Colors[i]);
VP[i]->SetPointSize(parameters.point_size);
PointsActors[i]->SetProperty(VP[i]);
/*
PointsActors[i] = vtkSmartPointer<vtkActor>::New();
model[i]->SetPoints(points[i]);
glyph[i]->SetInputData(model[i]);
glyph[i]->SetSourceData(sphere[i]->GetOutput());
glyph[i]->SetVectorModeToUseNormal();
glyph[i]->SetScaleModeToScaleByVector();
glyph[i]->SetScaleFactor(parameters.point_size);
glyph[i]->Update();
pointMapper[i]->SetInputData(glyph[i]->GetOutput());
pointMapper[i]->Update();
PointsActors[i]->SetMapper(pointMapper[i]);
VP[i]->SetColor(Colors[i]);
PointsActors[i]->SetProperty(VP[i]);
*/
}
delete [] PSs;
delete [] IDFs;
delete [] SFs;
};
void Image::Create_HullsActors()
{
for(int i = 0; i < parameters.cluster_num; i++)
{
HullsActors[i] = vtkSmartPointer<vtkActor>::New();
polydata[i]->SetPoints(Hull_points[i]);
delaunay[i]->SetInputData(polydata[i]);
delaunay[i]->Update();
surfaceFilter[i]->SetInputConnection(delaunay[i]->GetOutputPort());
surfaceFilter[i]->Update();
HullMapper[i]->SetInputData(surfaceFilter[i]->GetOutput());
HullsActors[i]->SetMapper(HullMapper[i]);
VP[i]->SetColor(Colors[i]);
HullsActors[i]->SetProperty(VP[i]);
triangleFilter[i]->SetInputConnection(surfaceFilter[i]->GetOutputPort());
massproperties[i]->SetInputConnection(triangleFilter[i]->GetOutputPort());
volumes[i] = massproperties[i]->GetVolume();
}
};
void Image::Create_LinesActors()
{
for(int i = 0; i < size - 1; i++)
{
lines[i]->SetPoint1(points[0]->GetPoint(i));
lines[i]->SetPoint2(points[0]->GetPoint(i + 1));
lines[i]->SetResolution(20);
lines[i]->Update();
linemappers[i]->SetInputData(lines[i]->GetOutput());
linemappers[i]->Update();
lineActors[i]->SetMapper(linemappers[i]);
lineActors[i]->GetProperty()->SetDiffuseColor(Colors[0]);
}
};
void Image::sort_HullsActors()
{
double c = 0;
int *order = new int[parameters.cluster_num];
for(int i = 0; i < parameters.cluster_num; i++)
order[i] = i;
for(int i = 0; i < parameters.cluster_num; i++)
{
for(int j = i; j < parameters.cluster_num; j++)
{
if(volumes[i] < volumes[j])
{
c = volumes[i];
volumes[i] = volumes[j];
volumes[j] = c;
c = order[i];
order[i] = order[j];
order[j] = c;
}
}
}
for(int i = 0; i < parameters.cluster_num; i++)
ranks[order[i]] = i;
delete [] order;
};
void Image::Plot_Points()
{
vtkProperty *allVP = vtkProperty::New();
double Colors[] = {1,1,1};
allVP->SetColor(Colors);
allVP->SetPointSize(1);
vtkSmartPointer<PointSource> allpointSource =
vtkSmartPointer<PointSource>::New();
allpointSource->SetPoints(points, parameters.cluster_num);
allpointSource->Update();
vtkSmartPointer<vtkIdFilter> allidFilter =
vtkSmartPointer<vtkIdFilter>::New();
allidFilter->SetInputConnection(allpointSource->GetOutputPort());
allidFilter->SetIdsArrayName("OriginalIds");
allidFilter->Update();
vtkSmartPointer<vtkDataSetSurfaceFilter> allsurfaceFilter =
vtkSmartPointer<vtkDataSetSurfaceFilter>::New();
allsurfaceFilter->SetInputConnection(allidFilter->GetOutputPort());
allsurfaceFilter->Update();
vtkPolyData* allinput = allsurfaceFilter->GetOutput();
// Create a mapper and actor
vtkSmartPointer<vtkPolyDataMapper> allmapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
#if VTK_MAJOR_VERSION <= 5
allmapper->SetInputConnection(allinput->GetProducerPort());
#else
allmapper->SetInputData(allinput);
#endif
allmapper->ScalarVisibilityOff();
vtkSmartPointer<vtkActor> allactor =
vtkSmartPointer<vtkActor>::New();
allactor->SetMapper(allmapper);
allactor->SetProperty(allVP);
renderWindow->AddRenderer(renderer);
renderWindow->SetSize(500, 500);
renderWindow->SetPosition(100, 100);
vtkSmartPointer<vtkAreaPicker> areaPicker =
vtkSmartPointer<vtkAreaPicker>::New();
renderWindowInteractor = vtkSmartPointer<vtkRenderWindowInteractor>::New();
renderWindowInteractor->SetPicker(areaPicker);
renderWindowInteractor->SetRenderWindow(renderWindow);
Create_Legend();
renderer->AddActor(allactor);
renderer->AddActor(legend);
for(int i = 0; i < parameters.cluster_num; i++)
{
renderer->AddActor(PointsActors[i]);
}