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PCA demo: skeleton in place.

This commit is contained in:
Pierre Alliez 2009-07-31 12:37:20 +00:00
parent c68470ad34
commit 349d976629
16 changed files with 980 additions and 0 deletions
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4
.gitattributes vendored
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@ -2976,6 +2976,9 @@ Polytope_distance_d/test/Polytope_distance_d/test_PD_data/two_numbers.data -text
Polytope_distance_d/test/Polytope_distance_d/test_PD_data/two_squares.data -text Polytope_distance_d/test/Polytope_distance_d/test_PD_data/two_squares.data -text
Polytope_distance_d/test/Polytope_distance_d/wilms_bug.cpp -text Polytope_distance_d/test/Polytope_distance_d/wilms_bug.cpp -text
Polytope_distance_d/test/Polytope_distance_d/zwick_bug.cpp -text Polytope_distance_d/test/Polytope_distance_d/zwick_bug.cpp -text
Principal_component_analysis/demo/Principal_component_analysis/MainWindow.ui -text
Principal_component_analysis/demo/Principal_component_analysis/PCA_demo.qrc -text
Principal_component_analysis/demo/Principal_component_analysis/cleanup.bat eol=crlf
Principal_component_analysis/demo/Principal_component_analysis/data/cylinder_iso1_locally_refined.off -text Principal_component_analysis/demo/Principal_component_analysis/data/cylinder_iso1_locally_refined.off -text
Principal_component_analysis/demo/Principal_component_analysis/data/cylinder_iso2.off -text Principal_component_analysis/demo/Principal_component_analysis/data/cylinder_iso2.off -text
Principal_component_analysis/demo/Principal_component_analysis/data/ellipsoid.off -text Principal_component_analysis/demo/Principal_component_analysis/data/ellipsoid.off -text
@ -2983,6 +2986,7 @@ Principal_component_analysis/demo/Principal_component_analysis/data/mushroom-19v
Principal_component_analysis/demo/Principal_component_analysis/data/mushroom-651v.off -text Principal_component_analysis/demo/Principal_component_analysis/data/mushroom-651v.off -text
Principal_component_analysis/demo/Principal_component_analysis/data/mushroom-81v.off -text Principal_component_analysis/demo/Principal_component_analysis/data/mushroom-81v.off -text
Principal_component_analysis/demo/Principal_component_analysis/data/mushroom.off -text Principal_component_analysis/demo/Principal_component_analysis/data/mushroom.off -text
Principal_component_analysis/demo/Principal_component_analysis/resources/about.html svneol=native#text/html
Principal_component_analysis/doc_tex/Principal_component_analysis/examples.tex -text Principal_component_analysis/doc_tex/Principal_component_analysis/examples.tex -text
Principal_component_analysis/doc_tex/Principal_component_analysis/fit.eps -text svneol=unset#application/postscript Principal_component_analysis/doc_tex/Principal_component_analysis/fit.eps -text svneol=unset#application/postscript
Principal_component_analysis/doc_tex/Principal_component_analysis/fit.jpg -text Principal_component_analysis/doc_tex/Principal_component_analysis/fit.jpg -text

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Principal_component_analysis/demo/Principal_component_analysis/CMakeLists.txt Normal file
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# This is the CMake script for compiling the PCA demo.
project( PCA_demo )
cmake_minimum_required(VERSION 2.4.5)
set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
if(COMMAND cmake_policy)
cmake_policy(SET CMP0003 NEW)
endif(COMMAND cmake_policy)
foreach(INCDIR ../../include ../../../STL_Extension/include ../../../GraphicsView/include ../../../filtered_kernel/include )
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${INCDIR}")
include_directories (BEFORE "${CMAKE_CURRENT_SOURCE_DIR}/${INCDIR}")
endif()
endforeach()
include_directories( ./ )
# Find CGAL and CGAL Qt4
find_package(CGAL COMPONENTS Qt4)
include( ${CGAL_USE_FILE} )
# Find Qt4 itself
set( QT_USE_QTXML TRUE )
set( QT_USE_QTMAIN TRUE )
set( QT_USE_QTSCRIPT TRUE )
set( QT_USE_QTOPENGL TRUE )
find_package(Qt4)
# Find OpenGL
find_package(OpenGL)
# Find QGLViewer
if(QT4_FOUND)
include(${QT_USE_FILE})
find_package(QGLViewer )
endif(QT4_FOUND)
if(CGAL_Qt4_FOUND AND QT4_FOUND AND OPENGL_FOUND AND QGLVIEWER_FOUND)
include_directories ( ${QGLVIEWER_INCLUDE_DIR} )
qt4_wrap_ui( UI_FILES MainWindow.ui )
include(AddFileDependencies)
qt4_generate_moc( "${CMAKE_CURRENT_SOURCE_DIR}/MainWindow.h" MainWindow_moc.cpp )
add_file_dependencies( MainWindow_moc.cpp "${CMAKE_CURRENT_SOURCE_DIR}/MainWindow.h" )
qt4_generate_moc( "${CMAKE_CURRENT_SOURCE_DIR}/Viewer.h" Viewer_moc.cpp )
add_file_dependencies( Viewer_moc.cpp "${CMAKE_CURRENT_SOURCE_DIR}/Viewer.h" )
qt4_add_resources ( RESOURCE_FILES PCA_demo.qrc )
add_file_dependencies( PCA_demo.cpp "${CMAKE_CURRENT_BINARY_DIR}/MainWindow_moc.cpp"
"${CMAKE_CURRENT_BINARY_DIR}/Viewer_moc.cpp" )
add_executable ( PCA_demo PCA_demo.cpp ${UI_FILES} ${RESOURCE_FILES} )
# Link with Qt libraries
target_link_libraries( PCA_demo ${QT_LIBRARIES} )
# Link with CGAL
target_link_libraries( PCA_demo ${CGAL_LIBRARIES} ${CGAL_3RD_PARTY_LIBRARIES} )
# Link with libQGLViewer, OpenGL
target_link_libraries( PCA_demo ${QGLVIEWER_LIBRARIES} ${OPENGL_gl_LIBRARY} ${OPENGL_glu_LIBRARY} )
add_to_cached_list( CGAL_EXECUTABLE_TARGETS PCA_demo )
else (CGAL_Qt4_FOUND AND QT4_FOUND AND OPENGL_FOUND AND QGLVIEWER_FOUND)
set(PCA_MISSING_DEPS "")
if(NOT CGAL_Qt4_FOUND)
set(PCA_MISSING_DEPS "the CGAL Qt4 library, ${PCA_MISSING_DEPS}")
endif()
if(NOT QT4_FOUND)
set(PCA_MISSING_DEPS "Qt4, ${PCA_MISSING_DEPS}")
endif()
if(NOT OPENGL_FOUND)
set(PCA_MISSING_DEPS "OpenGL, ${PCA_MISSING_DEPS}")
endif()
if(NOT QGLVIEWER_FOUND)
set(PCA_MISSING_DEPS "QGLViewer, ${PCA_MISSING_DEPS}")
endif()
message(STATUS "NOTICE: This demo requires ${PCA_MISSING_DEPS} and will not be compiled.")
endif (CGAL_Qt4_FOUND AND QT4_FOUND AND OPENGL_FOUND AND QGLVIEWER_FOUND)

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Principal_component_analysis/demo/Principal_component_analysis/MainWindow.cpp Normal file
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#include "MainWindow.h"
#include "Scene.h"
#include <CGAL/Qt/debug.h>
#include <QDragEnterEvent>
#include <QDropEvent>
#include <QTextStream>
#include <QUrl>
#include <QFileDialog>
#include <QSettings>
#include <QHeaderView>
#include <QClipboard>
#include "ui_MainWindow.h"
MainWindow::MainWindow(QWidget* parent)
: CGAL::Qt::DemosMainWindow(parent)
{
ui = new Ui::MainWindow;
ui->setupUi(this);
// saves some pointers from ui, for latter use.
m_pViewer = ui->viewer;
// does not save the state of the viewer
m_pViewer->setStateFileName(QString::null);
// accepts drop events
setAcceptDrops(true);
// setups scene
m_pScene = new Scene;
m_pViewer->setScene(m_pScene);
// connects actionQuit (Ctrl+Q) and qApp->quit()
connect(ui->actionQuit, SIGNAL(triggered()),
this, SLOT(quit()));
this->addRecentFiles(ui->menuFile, ui->actionQuit);
connect(this, SIGNAL(openRecentFile(QString)),
this, SLOT(open(QString)));
readSettings();
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::dragEnterEvent(QDragEnterEvent *event)
{
if (event->mimeData()->hasFormat("text/uri-list"))
event->acceptProposedAction();
}
void MainWindow::dropEvent(QDropEvent *event)
{
Q_FOREACH(QUrl url, event->mimeData()->urls()) {
QString filename = url.toLocalFile();
if(!filename.isEmpty()) {
QTextStream(stderr) << QString("dropEvent(\"%1\")\n").arg(filename);
open(filename);
}
}
event->acceptProposedAction();
}
void MainWindow::updateViewerBBox()
{
m_pScene->update_bbox();
const Scene::Bbox bbox = m_pScene->bbox();
const double xmin = bbox.xmin();
const double ymin = bbox.ymin();
const double zmin = bbox.zmin();
const double xmax = bbox.xmax();
const double ymax = bbox.ymax();
const double zmax = bbox.zmax();
qglviewer::Vec
vec_min(xmin, ymin, zmin),
vec_max(xmax, ymax, zmax);
m_pViewer->setSceneBoundingBox(vec_min,vec_max);
m_pViewer->camera()->showEntireScene();
}
void MainWindow::on_actionView_polyhedron_triggered()
{
m_pScene->toggle_view_poyhedron();
m_pViewer->update();
}
void MainWindow::on_actionRefine_loop_triggered()
{
QApplication::setOverrideCursor(Qt::WaitCursor);
m_pScene->refine_loop();
QApplication::restoreOverrideCursor();
m_pViewer->update();
}
void MainWindow::open(QString filename)
{
QFileInfo fileinfo(filename);
if(fileinfo.isFile() && fileinfo.isReadable())
{
int index = m_pScene->open(filename);
if(index >= 0)
{
QSettings settings;
settings.setValue("OFF open directory",
fileinfo.absoluteDir().absolutePath());
this->addToRecentFiles(filename);
// update bbox
updateViewerBBox();
m_pViewer->update();
}
}
}
void MainWindow::readSettings()
{
this->readState("MainWindow", Size|State);
}
void MainWindow::writeSettings()
{
this->writeState("MainWindow");
std::cerr << "Write setting... done.\n";
}
void MainWindow::quit()
{
writeSettings();
close();
}
void MainWindow::closeEvent(QCloseEvent *event)
{
writeSettings();
event->accept();
}
void MainWindow::on_actionLoadPolyhedron_triggered()
{
QSettings settings;
QString directory = settings.value("OFF open directory",
QDir::current().dirName()).toString();
QStringList filenames =
QFileDialog::getOpenFileNames(this,
tr("Load polyhedron..."),
directory,
tr("OFF files (*.off)\n"
"All files (*)"));
if(!filenames.isEmpty()) {
Q_FOREACH(QString filename, filenames) {
open(filename);
}
}
}
void MainWindow::setAddKeyFrameKeyboardModifiers(::Qt::KeyboardModifiers m)
{
m_pViewer->setAddKeyFrameKeyboardModifiers(m);
}
void MainWindow::on_actionSave_snapshot_triggered()
{
QApplication::setOverrideCursor(Qt::WaitCursor);
m_pViewer->saveSnapshot(QString("snapshot.png"));
QApplication::restoreOverrideCursor();
}
void MainWindow::on_actionCopy_snapshot_triggered()
{
// copy snapshot to clipboard
QApplication::setOverrideCursor(Qt::WaitCursor);
QClipboard *qb = QApplication::clipboard();
m_pViewer->makeCurrent();
m_pViewer->raise();
QImage snapshot = m_pViewer->grabFrameBuffer(true);
qb->setImage(snapshot);
QApplication::restoreOverrideCursor();
}

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Principal_component_analysis/demo/Principal_component_analysis/MainWindow.h Normal file
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#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QtOpenGL/qgl.h>
#include <CGAL/Qt/DemosMainWindow.h>
class QDragEnterEvent;
class QDropEvent;
class Scene;
class Viewer;
namespace Ui {
class MainWindow;
}
class MainWindow :
public CGAL::Qt::DemosMainWindow
{
Q_OBJECT
public:
MainWindow(QWidget* parent = 0);
~MainWindow();
public slots:
void updateViewerBBox();
void open(QString filename);
void setAddKeyFrameKeyboardModifiers(Qt::KeyboardModifiers);
protected slots:
// settings
void quit();
void readSettings();
void writeSettings();
// drag & drop
void dropEvent(QDropEvent *event);
void closeEvent(QCloseEvent *event);
void dragEnterEvent(QDragEnterEvent *event);
// file menu
void on_actionLoadPolyhedron_triggered();
// edit menu
void on_actionSave_snapshot_triggered();
void on_actionCopy_snapshot_triggered();
// algorithm menu
void on_actionRefine_loop_triggered();
// view menu
void on_actionView_polyhedron_triggered();
private:
Scene* m_pScene;
Viewer* m_pViewer;
Ui::MainWindow* ui;
};
#endif // ifndef MAINWINDOW_H

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Principal_component_analysis/demo/Principal_component_analysis/MainWindow.ui Normal file
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<ui version="4.0" >
<class>MainWindow</class>
<widget class="QMainWindow" name="MainWindow" >
<property name="geometry" >
<rect>
<x>0</x>
<y>0</y>
<width>638</width>
<height>495</height>
</rect>
</property>
<property name="windowTitle" >
<string>CGAL - PCA tree demo</string>
</property>
<property name="windowIcon" >
<iconset resource="PCA_demo.qrc" >
<normaloff>:/cgal/icons/resources/cgal_logo.xpm</normaloff>:/cgal/icons/resources/cgal_logo.xpm</iconset>
</property>
<property name="locale" >
<locale country="UnitedStates" language="English" />
</property>
<widget class="QWidget" name="centralwidget" >
<layout class="QGridLayout" name="gridLayout" >
<item row="0" column="1" >
<widget class="Viewer" native="1" name="viewer" >
<property name="locale" >
<locale country="UnitedStates" language="English" />
</property>
</widget>
</item>
</layout>
</widget>
<widget class="QMenuBar" name="menubar" >
<property name="geometry" >
<rect>
<x>0</x>
<y>0</y>
<width>638</width>
<height>24</height>
</rect>
</property>
<widget class="QMenu" name="menuFile" >
<property name="title" >
<string>&amp;File</string>
</property>
<addaction name="actionLoadPolyhedron" />
<addaction name="separator" />
<addaction name="actionQuit" />
</widget>
<widget class="QMenu" name="menuView" >
<property name="title" >
<string>&amp;View</string>
</property>
<addaction name="actionView_polyhedron" />
</widget>
<widget class="QMenu" name="menuAlgorithms" >
<property name="title" >
<string>Algorithms</string>
</property>
<widget class="QMenu" name="menuRefine" >
<property name="title" >
<string>Refine</string>
</property>
<addaction name="actionRefine_bisection" />
<addaction name="actionRefine_loop" />
</widget>
<addaction name="menuRefine" />
</widget>
<widget class="QMenu" name="menuEdit" >
<property name="title" >
<string>Edit</string>
</property>
<addaction name="actionCopy_snapshot" />
<addaction name="actionSave_snapshot" />
</widget>
<addaction name="menuFile" />
<addaction name="menuEdit" />
<addaction name="menuAlgorithms" />
<addaction name="menuBenchmarks" />
<addaction name="menuView" />
</widget>
<action name="actionQuit" >
<property name="text" >
<string>&amp;Quit</string>
</property>
<property name="shortcut" >
<string>Ctrl+Q</string>
</property>
</action>
<action name="actionLoadPolyhedron" >
<property name="text" >
<string>Load polyhedron...</string>
</property>
</action>
<action name="actionInside_points" >
<property name="text" >
<string>Inside points...</string>
</property>
</action>
<action name="actionBench_distances" >
<property name="text" >
<string>Distances</string>
</property>
</action>
<action name="actionUnsigned_distance_function_to_facets" >
<property name="text" >
<string>Unsigned distance function to facets</string>
</property>
</action>
<action name="actionUnsigned_distance_function_to_edges" >
<property name="text" >
<string>Unsigned distance function to edges</string>
</property>
</action>
<action name="actionSigned_distance_function_to_facets" >
<property name="text" >
<string>Signed distance function to facets</string>
</property>
</action>
<action name="actionView_polyhedron" >
<property name="text" >
<string>Polyhedron</string>
</property>
<property name="shortcut" >
<string>P</string>
</property>
</action>
<action name="actionView_points" >
<property name="text" >
<string>Points</string>
</property>
</action>
<action name="actionClear_points" >
<property name="text" >
<string>Clear points</string>
</property>
</action>
<action name="actionBoundary_segments" >
<property name="text" >
<string>Boundary segments...</string>
</property>
</action>
<action name="actionBoundary_points" >
<property name="text" >
<string>Boundary points...</string>
</property>
</action>
<action name="actionClear_segments" >
<property name="text" >
<string>Clear segments</string>
</property>
</action>
<action name="actionView_segments" >
<property name="text" >
<string>Segments</string>
</property>
</action>
<action name="actionEdge_points" >
<property name="text" >
<string>Edge points...</string>
</property>
</action>
<action name="actionBench_intersections" >
<property name="text" >
<string>Intersections</string>
</property>
</action>
<action name="actionView_distance_function" >
<property name="text" >
<string>Distance function</string>
</property>
</action>
<action name="actionClear_distance_function" >
<property name="text" >
<string>Clear distance function</string>
</property>
</action>
<action name="actionRefine_bisection" >
<property name="text" >
<string>Longest edge bisection</string>
</property>
</action>
<action name="actionLoop_subdivision" >
<property name="text" >
<string>Loop subdivision</string>
</property>
</action>
<action name="actionBench_memory" >
<property name="text" >
<string>Memory</string>
</property>
</action>
<action name="actionBench_construction" >
<property name="text" >
<string>Construction</string>
</property>
</action>
<action name="actionBench_intersections_vs_nbt" >
<property name="text" >
<string>Intersections</string>
</property>
</action>
<action name="actionBench_distances_vs_nbt" >
<property name="text" >
<string>Distances</string>
</property>
</action>
<action name="actionPoints_in_interval" >
<property name="text" >
<string>Points in interval...</string>
</property>
</action>
<action name="actionSave_snapshot" >
<property name="text" >
<string>Save snapshot</string>
</property>
</action>
<action name="actionCopy_snapshot" >
<property name="text" >
<string>Copy snapshot</string>
</property>
</action>
<action name="actionRefine_loop" >
<property name="text" >
<string>Loop subdivision</string>
</property>
</action>
</widget>
<customwidgets>
<customwidget>
<class>Viewer</class>
<extends>QWidget</extends>
<header>Viewer.h</header>
</customwidget>
</customwidgets>
<resources>
<include location="PCA_demo.qrc" />
</resources>
<connections/>
</ui>

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Principal_component_analysis/demo/Principal_component_analysis/PCA_demo.cpp Normal file
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// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
//
// Author(s) : Pierre Alliez
//
//******************************************************************************
// File Description : demo of PCA component on polyhedron surface primitives
//
//******************************************************************************
#include "MainWindow.h"
#include <QApplication>
int main(int argc, char **argv)
{
QApplication app(argc, argv);
app.setOrganizationDomain("inria.fr");
app.setOrganizationName("INRIA");
app.setApplicationName("PCA demo");
// Import resources from libCGALQt4.
// See http://doc.trolltech.com/4.4/qdir.html#Q_INIT_RESOURCE
Q_INIT_RESOURCE(File);
Q_INIT_RESOURCE(Triangulation_2);
Q_INIT_RESOURCE(Input);
Q_INIT_RESOURCE(CGAL);
MainWindow mainWindow;
mainWindow.show();
QStringList args = app.arguments();
args.removeAt(0);
if(!args.empty() && args[0] == "--use-meta")
{
mainWindow.setAddKeyFrameKeyboardModifiers(::Qt::MetaModifier);
args.removeAt(0);
}
Q_FOREACH(QString filename, args)
mainWindow.open(filename);
return app.exec();
}
# include "Scene.cpp"
# include "Viewer.cpp"
# include "Viewer_moc.cpp"
# include "MainWindow.cpp"
# include "MainWindow_moc.cpp"

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<RCC>
<qresource prefix="/cgal/icons" >
<file>resources/cgal_logo.xpm</file>
</qresource>
<qresource prefix="/cgal/PCA_demo" >
<file alias="about.html" >resources/about.html</file>
</qresource>
</RCC>

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Principal_component_analysis/demo/Principal_component_analysis/Scene.cpp Normal file
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#include "Scene.h"
#include <iostream>
#include <fstream>
#include <QString>
#include <QTextStream>
#include <QFileInfo>
#include <QInputDialog>
#include <CGAL/Timer.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Subdivision_method_3.h>
#include "render_edges.h"
Scene::Scene()
{
m_pPolyhedron = NULL;
// view options
m_view_polyhedron = true;
}
Scene::~Scene()
{
delete m_pPolyhedron;
}
int Scene::open(QString filename)
{
QTextStream cerr(stderr);
cerr << QString("Opening file \"%1\"\n").arg(filename);
QApplication::setOverrideCursor(QCursor(::Qt::WaitCursor));
QFileInfo fileinfo(filename);
std::ifstream in(filename.toUtf8());
if(!in || !fileinfo.isFile() || ! fileinfo.isReadable())
{
std::cerr << "unable to open file" << std::endl;
QApplication::restoreOverrideCursor();
return -1;
}
if(m_pPolyhedron != NULL)
delete m_pPolyhedron;
// allocate new polyhedron
m_pPolyhedron = new Polyhedron;
in >> *m_pPolyhedron;
if(!in)
{
std::cerr << "invalid OFF file" << std::endl;
QApplication::restoreOverrideCursor();
delete m_pPolyhedron;
m_pPolyhedron = NULL;
return -1;
}
QApplication::restoreOverrideCursor();
return 0;
}
void Scene::update_bbox()
{
std::cout << "Compute bbox...";
m_bbox = Bbox();
if(m_pPolyhedron == NULL)
{
std::cout << "failed (no polyhedron)." << std::endl;
return;
}
if(m_pPolyhedron->empty())
{
std::cout << "failed (empty polyhedron)." << std::endl;
return;
}
Polyhedron::Point_iterator it = m_pPolyhedron->points_begin();
m_bbox = (*it).bbox();
for(; it != m_pPolyhedron->points_end();it++)
m_bbox = m_bbox + (*it).bbox();
std::cout << "done (" << m_pPolyhedron->size_of_facets()
<< " facets)" << std::endl;
}
void Scene::draw()
{
if(m_view_polyhedron)
draw_polyhedron();
}
void Scene::draw_polyhedron()
{
// draw black edges
if(m_pPolyhedron != NULL)
{
::glDisable(GL_LIGHTING);
::glColor3ub(0,0,0);
::glLineWidth(1.0f);
gl_render_edges(*m_pPolyhedron);
}
}
void Scene::refine_loop()
{
if(m_pPolyhedron == NULL)
{
std::cout << "Load polyhedron first." << std::endl;
return;
}
std::cout << "Loop subdivision...";
CGAL::Subdivision_method_3::Loop_subdivision(*m_pPolyhedron, 1);
std::cout << "done (" << m_pPolyhedron->size_of_facets() << " facets)" << std::endl;
}
void Scene::toggle_view_poyhedron()
{
m_view_polyhedron = !m_view_polyhedron;
}

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#ifndef SCENE_H
#define SCENE_H
#include <QtOpenGL/qgl.h>
#include <iostream>
#include <cmath>
#include "types.h"
class Scene
{
public:
Scene();
~Scene();
public:
// types
typedef CGAL::Bbox_3 Bbox;
public:
void draw();
void update_bbox();
Bbox bbox() { return m_bbox; }
private:
// member data
Bbox m_bbox;
Polyhedron *m_pPolyhedron;
private:
public:
// file menu
int open(QString filename);
// toggle view options
void toggle_view_poyhedron();
// view options
bool m_view_polyhedron;
// refinement
void refine_loop();
// drawing
void draw_polyhedron();
}; // end class Scene
#endif // SCENE_H

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Principal_component_analysis/demo/Principal_component_analysis/Viewer.cpp Normal file
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#include "Viewer.h"
#include "Scene.h"
Viewer::Viewer(QWidget* parent)
: QGLViewer(parent),
m_pScene(NULL)
{
setBackgroundColor(::Qt::white);
}
void Viewer::setScene(Scene* pScene)
{
this->m_pScene = pScene;
}
void Viewer::draw()
{
QGLViewer::draw();
if(m_pScene != NULL)
{
::glClearColor(1.0f,1.0f,1.0f,0.0f);
m_pScene->draw();
}
}
void Viewer::initializeGL()
{
QGLViewer::initializeGL();
}

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Principal_component_analysis/demo/Principal_component_analysis/Viewer.h Normal file
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#ifndef VIEWER_H
#define VIEWER_H
#include <QGLViewer/qglviewer.h>
// forward declarations
class QWidget;
class Scene;
class Viewer : public QGLViewer {
Q_OBJECT
public:
Viewer(QWidget * parent);
// overload several QGLViewer virtual functions
void draw();
void initializeGL();
void setScene(Scene* pScene);
private:
Scene* m_pScene;
}; // end class Viewer
#endif // VIEWER_H

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Principal_component_analysis/demo/Principal_component_analysis/cleanup.bat Normal file
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del *.vcproj* *.user *.cmake ZERO* *.ncb *.sln AABB_demo.suo CMakeCache.txt *_moc.* qrc* ui_*.h /Q

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Principal_component_analysis/demo/Principal_component_analysis/render_edges.h Normal file
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#ifndef _GL_RENDER_EDGES_
#define _GL_RENDER_EDGES_
#include <CGAL/gl.h>
template <class Polyhedron>
void gl_render_edges(Polyhedron& polyhedron)
{
typedef typename Polyhedron::Traits Kernel;
typedef typename Kernel::Point_3 Point;
::glBegin(GL_LINES);
typename Polyhedron::Edge_iterator he;
for(he = polyhedron.edges_begin();
he != polyhedron.edges_end();
he++)
{
const Point& a = he->vertex()->point();
const Point& b = he->opposite()->vertex()->point();
::glVertex3d(a.x(),a.y(),a.z());
::glVertex3d(b.x(),b.y(),b.z());
}
::glEnd();
}
#endif // _GL_RENDER_EDGES_

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Principal_component_analysis/demo/Principal_component_analysis/resources/about.html Normal file
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<html>
<body>
<h2>AABB Tree Demo</h2>
<p>Copyright &copy;2009
<a href="http://www-sop.inria.fr/">INRIA Sophia Antipolis - Mediterranee<a/></p>
<p>This application illustrates the AABB tree component
of <a href="http://www.cgal.org/">CGAL</a>, applied to polyhedron
facets and edges.</p>
<p>See also the following chapters of the manual:
<ul>
<li><a href="http://www.cgal.org/Pkg/Polyhedron">
3D Polyhedral Surface</a>,
</li>
</ul>
</p>
</body>
</html>

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Principal_component_analysis/demo/Principal_component_analysis/resources/cgal_logo.xpm Normal file
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/* XPM */
const char * demoicon_xpm[] = {
/* columns rows colors chars-per-pixel */
"16 16 3 1",
" c None",
". c #FFFF00",
"+ c #000000",
/* pixels */
"................",
"...++++...++++..",
"..+....+.+....+.",
"..+......+......",
"..+......+..+++.",
"..+......+....+.",
"..+....+.+....+.",
"...++++...++++..",
"................",
"...++++...+.....",
"..+....+..+.....",
"..+....+..+.....",
"..++++++..+.....",
"..+....+..+.....",
"..+....+..+++++.",
"................"};

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Principal_component_analysis/demo/Principal_component_analysis/types.h Normal file
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#ifndef PCA_DEMO_TYPES_H
#define PCA_DEMO_TYPES_H
#include <CGAL/Simple_cartesian.h>
typedef CGAL::Simple_cartesian<double> Kernel; // fastest in experiments
typedef Kernel::FT FT;
typedef Kernel::Ray_3 Ray;
typedef Kernel::Line_3 Line;
typedef Kernel::Point_3 Point;
typedef Kernel::Plane_3 Plane;
typedef Kernel::Vector_3 Vector;
typedef Kernel::Segment_3 Segment;
typedef Kernel::Triangle_3 Triangle;
#include <CGAL/Polyhedron_3.h>
typedef CGAL::Polyhedron_3<Kernel> Polyhedron;
#endif // PCA_DEMO_TYPES_H