Commit efc05fd5 authored by Sylvain Thery's avatar Sylvain Thery

add volumeExplorer example:

	use topo render, volume explode render and clipping plane
	can load .tet or use cubes
parent 4830f7f3
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009-2011, IGG Team, LSIIT, University of Strasbourg *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation; either version 2.1 of the License, or (at your *
* option) any later version. *
* *
* This library 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
* *
* Web site: http://cgogn.u-strasbg.fr/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#include "volumeExplorer.h"
#include <iostream>
#include "Algo/Modelisation/primitives3d.h"
#include "Algo/Modelisation/polyhedron.h"
#include "Algo/Import/import.h"
PFP::MAP myMap;
PFP::TVEC3 position ;
void MyQT::volumes_onoff(bool x)
{
render_volumes = !render_volumes;
updateGL();
}
void MyQT::edges_onoff(bool x)
{
render_edges = !render_edges;
updateGL();
}
void MyQT::topo_onoff(bool x)
{
render_topo = !render_topo;
if (render_topo)
{
SelectorDartNoBoundary<PFP::MAP> nb(myMap);
m_topo_render->updateData<PFP>(myMap, position, 0.8f, 0.8f, m_explode_factor, nb);
}
updateGL();
}
void MyQT::clipping_onoff(bool x)
{
clip_volume = x;
if (clip_volume)
{
Geom::Vec3f pos = m_PlanePick->getPosition();
float pipo;
Geom::Vec3f normal = m_PlanePick->getAxisScale(2, pipo); // 2 = Z axis = plane normal
float d = -(pos*normal);
m_explode_render->setClippingPlane(Geom::Vec4f(normal[0],normal[1],normal[2],d));
m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, normal, pos);
m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, normal, pos);
}
else
{
m_explode_render->setNoClippingPlane();
m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, Geom::Vec3f(0,0,1), Geom::Vec3f(0,0,999999.9f));
m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, Geom::Vec3f(0,0,1), Geom::Vec3f(0,0,999999.9f));
m_topo_render->shader1()->setClipColorAttenuationFactorRelative(0.0f,0.0f);
m_topo_render->shader2()->setClipColorAttenuationFactorRelative(0.0f,0.0f);
}
updateGL();
}
void MyQT::hide_onoff(bool x)
{
hide_clipping = !hide_clipping;
updateGL();
}
void MyQT::slider_explode(int x)
{
m_explode_factor = 0.01f*(x+1);
m_explode_render->setExplodeVolumes(m_explode_factor);
updateGL();
}
void MyQT::slider_pressed()
{
render_topoTemp = render_topo;
render_topo = false;
updateGL();
}
void MyQT::slider_released()
{
render_topo = render_topoTemp;
if (render_topo)
{
SelectorDartNoBoundary<PFP::MAP> nb(myMap);
m_topo_render->updateData<PFP>(myMap, position, 0.8f, 0.8f, m_explode_factor, nb);
}
updateGL();
}
void MyQT::cb_initGL()
{
// choose to use GL version 2
Utils::GLSLShader::setCurrentOGLVersion(2);
// create the renders
m_topo_render = new Algo::Render::GL2::Topo3Render();
m_explode_render = new Algo::Render::GL2::ExplodeVolumeRender();
SelectorDartNoBoundary<PFP::MAP> nb(myMap);
m_topo_render->updateData<PFP>(myMap, position, 0.8f, 0.8f, 0.8f, nb);
m_explode_render->updateData<PFP>(myMap,position);
m_explode_render->setExplodeVolumes(0.8f);
m_explode_render->setAmbiant(Geom::Vec4f(0.2f,0.2f,0.2f,1.0f));
m_explode_render->setDiffuse(Geom::Vec4f(0.6f,0.6f,0.9f,1.0f));
m_explode_render->setColorLine(Geom::Vec4f(0.8f,0.2f,0.2f,1.0f));
registerShader(m_explode_render->shaderFaces());
registerShader(m_explode_render->shaderLines());
m_PlanePick = new Utils::Pickable(Utils::Pickable::GRID,1);
m_frame = new Utils::FrameManipulator();
m_frame->setSize(m_WidthObj/2.0f);
m_topo_render->shader1()->insertClippingCode();
m_topo_render->shader2()->insertClippingCode();
clip_id1 = m_topo_render->shader1()->addClipPlane();
clip_id2 = m_topo_render->shader2()->addClipPlane();
m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, Geom::Vec3f(0,0,1), m_PosObj);
m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, Geom::Vec3f(0,0,1), m_PosObj);
m_explode_render->setClippingPlane(Geom::Vec4f(0,0,1,m_PosObj*Geom::Vec3f(0,0,-1)));
}
void MyQT::cb_redraw()
{
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glEnable(GL_LIGHTING);
glEnable(GL_POLYGON_OFFSET_FILL);
glPolygonOffset(1.0f, 1.0f);
if (render_topo)
m_topo_render->drawTopo();
if (render_edges)
{
glLineWidth(2.0f);
m_explode_render->drawEdges();
}
glDisable(GL_POLYGON_OFFSET_FILL);
if (render_volumes)
{
m_explode_render->drawFaces();
}
if (clip_volume && !hide_clipping)
{
m_frame->draw();
m_PlanePick->draw();
}
}
void MyQT::cb_mousePress(int button, int x, int y)
{
if (!Shift())
return;
if (hide_clipping || !clip_volume)
return;
m_begX = x;
m_begY = y;
// get ray of selection
Geom::Vec3f rayA,rayB;
float dist = getOrthoScreenRay(x,y,rayA,rayB);
Geom::Vec3f AB = rayB-rayA;
unsigned int fr_picked =0;
// picking the frame -> axis
fr_picked = m_frame->pick(rayA,AB,dist);
if (fr_picked != 0)
{
m_pickedAxis=fr_picked;
std::cout << "PICKED:"<< m_pickedAxis << std::endl;
m_frame->highlight(m_pickedAxis);
m_frame->storeProjection(m_pickedAxis);
updateGL();
}
}
void MyQT::cb_mouseRelease(int button, int x, int y)
{
if (hide_clipping || !clip_volume)
return;
m_pickedAxis=0;
m_frame->highlight(m_pickedAxis);
updateGL();
}
void MyQT::cb_mouseMove(int buttons, int x, int y)
{
if (!Shift())
return;
if (hide_clipping || !clip_volume)
return;
// rotation selected ?
if (Utils::FrameManipulator::rotationAxis(m_pickedAxis))
{
if (buttons&1)
{
float angle = m_frame->angleFromMouse(x,y,x-m_begX, y-m_begY);
m_frame->rotate(m_pickedAxis, angle);
}
else if (buttons&2)
m_frame->rotateInScreen(x-m_begX, y-m_begY);
m_PlanePick->transfo() = m_frame->transfo();
}
// translation selected
else if (Utils::FrameManipulator::translationAxis(m_pickedAxis))
{
if (buttons&1)
{
float dist = m_frame->distanceFromMouse(x-m_begX, y-m_begY);
m_frame->translate(m_pickedAxis, dist);
}
else if (buttons&2)
m_frame->translateInScreen(x-m_begX, y-m_begY);
m_PlanePick->transfo() = m_frame->transfo();
}
// scale selected
else if (Utils::FrameManipulator::scaleAxis(m_pickedAxis) )
{
float scale = m_frame->scaleFromMouse(x-m_begX, y-m_begY);
m_frame->scale(m_pickedAxis, scale );
m_PlanePick->transfo() = m_frame->transfo();
}
Geom::Vec3f pos = m_PlanePick->getPosition();
float pipo;
Geom::Vec3f normal = m_PlanePick->getAxisScale(2, pipo); // 2 = Z axis = plane normal
float d = -(pos*normal);
m_explode_render->setClippingPlane(Geom::Vec4f(normal[0],normal[1],normal[2],d));
m_topo_render->shader1()->setClipPlaneParamsAll(clip_id1, normal, pos);
m_topo_render->shader2()->setClipPlaneParamsAll(clip_id2, normal, pos);
m_begX = x;
m_begY = y;
updateGL();
return;
}
int main(int argc, char **argv)
{
if (argc>1)
{
std::vector<std::string> attrNames ;
std::string filename(argv[1]);
size_t pos = filename.rfind("."); // position of "." in filename
std::string extension = filename.substr(pos);
if(extension == std::string(".tet"))
{
if(!Algo::Import::importTet<PFP>(myMap,argv[1],attrNames))
{
CGoGNerr << "could not import " << argv[1] << CGoGNendl ;
return 1;
}
else
position = myMap.getAttribute<PFP::VEC3>(VERTEX , attrNames[0]) ;
}
}
else
{
position = myMap.addAttribute<PFP::VEC3>(VERTEX, "position");
Algo::Modelisation::Primitive3D<PFP> prim(myMap, position);
int nb = 10;
prim.hexaGrid_topo(nb,nb,nb);
prim.embedHexaGrid(1.0f,1.0f,1.0f);
}
// un peu d'interface
QApplication app(argc, argv);
MyQT sqt;
// interface de tuto5.ui
Utils::QT::uiDockInterface dock;
sqt.setDock(&dock);
// bounding box
Geom::BoundingBox<PFP::VEC3> bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position);
sqt.m_WidthObj = std::max<PFP::REAL>(std::max<PFP::REAL>(bb.size(0), bb.size(1)), bb.size(2));
sqt.m_PosObj = (bb.min() + bb.max()) / PFP::REAL(2);
// envoit info BB a l'interface
sqt.setParamObject(sqt.m_WidthObj, sqt.m_PosObj.data());
sqt.setCallBack( dock.checkBox_volumes, SIGNAL(toggled(bool)), SLOT(volumes_onoff(bool)) );
sqt.setCallBack( dock.checkBox_edges, SIGNAL(toggled(bool)), SLOT(edges_onoff(bool)) );
sqt.setCallBack( dock.checkBox_topo, SIGNAL(toggled(bool)), SLOT(topo_onoff(bool)) );
sqt.setCallBack( dock.checkBox_hide, SIGNAL(toggled(bool)), SLOT(hide_onoff(bool)) );
sqt.setCallBack( dock.checkBox_plane, SIGNAL(toggled(bool)), SLOT(clipping_onoff(bool)) );
sqt.setCallBack( dock.slider_explode, SIGNAL(valueChanged(int)), SLOT(slider_explode(int)) );
sqt.setCallBack( dock.slider_explode, SIGNAL(sliderPressed()), SLOT(slider_pressed()) );
sqt.setCallBack( dock.slider_explode, SIGNAL(sliderReleased()), SLOT(slider_released()) );
sqt.show();
dock.slider_explode->setValue(80);
sqt.clipping_onoff(true);
// et on attend la fin.
return app.exec();
}
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009-2011, IGG Team, LSIIT, University of Strasbourg *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation; either version 2.1 of the License, or (at your *
* option) any later version. *
* *
* This library 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
* *
* Web site: http://cgogn.u-strasbg.fr/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#ifndef __TUTO5_
#define __TUTO5_
#include <iostream>
//#define WITH_GMAP 1
#include "Topology/generic/parameters.h"
#ifdef WITH_GMAP
#include "Topology/gmap/embeddedGMap3.h"
#else
#include "Topology/map/embeddedMap3.h"
#endif
#include "Geometry/vector_gen.h"
#include "Algo/Geometry/boundingbox.h"
#include "Algo/Render/GL2/topo3Render.h"
#include "Algo/Render/GL2/explodeVolumeRender.h"
#include "Utils/cgognStream.h"
#include "Utils/Qt/qtSimple.h"
#include "Utils/frameManipulator.h"
#include "ui_volumeExplorer.h"
#include "Utils/Qt/qtui.h"
using namespace CGoGN ;
struct PFP: public PFP_STANDARD
{
// definition de la carte
#ifdef WITH_GMAP
typedef EmbeddedGMap3 MAP;
#else
typedef EmbeddedMap3 MAP;
#endif
};
using namespace CGoGN ;
/**
* Utilisation de designer-qt4:
* Faire un DockWiget (laisser le nom par defaut
* dans le Contents ajouter le layout choisi (vertical classiquement)
* Ajouter les widgets necessaires, mettre des noms clairs pour
* les utiliser dans le .cpp (pour les call back principalement)
*/
class MyQT: public Utils::QT::SimpleQT
{
Q_OBJECT
bool render_volumes;
bool render_edges;
bool render_topo;
bool render_topoTemp;
bool clip_volume;
bool hide_clipping;
Algo::Render::GL2::Topo3Render* m_topo_render;
Algo::Render::GL2::ExplodeVolumeRender* m_explode_render;
float m_explode_factor;
// for clipping plane manipulation
Utils::Pickable* m_PlanePick;
Utils::FrameManipulator* m_frame;
unsigned int m_pickedAxis;
int m_begX;
int m_begY;
int clip_id1;
int clip_id2;
public:
float m_WidthObj;
Geom::Vec3f m_PosObj;
public:
MyQT():
render_volumes(true),
render_edges(true),
render_topo(true),
render_topoTemp(true),
clip_volume(true),
hide_clipping(false),
m_topo_render(NULL),
m_explode_render(NULL),
m_explode_factor(0.8f)
{}
protected:
void cb_redraw();
void cb_initGL();
void cb_mouseMove(int buttons, int x, int y);
void cb_mousePress(int button, int x, int y);
void cb_mouseRelease(int button, int x, int y);
// slots locaux
public slots:
void volumes_onoff(bool x);
void edges_onoff(bool x);
void topo_onoff(bool x);
void clipping_onoff(bool x);
void hide_onoff(bool x);
void slider_explode(int x);
void slider_pressed();
void slider_released();
};
#endif
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>DockWidget</class>
<widget class="QDockWidget" name="DockWidget">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>150</width>
<height>272</height>
</rect>
</property>
<property name="minimumSize">
<size>
<width>150</width>
<height>250</height>
</size>
</property>
<property name="windowTitle">
<string>Interface</string>
</property>
<widget class="QWidget" name="dockWidgetContents">
<property name="enabled">
<bool>true</bool>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="minimumSize">
<size>
<width>150</width>
<height>200</height>
</size>
</property>
<layout class="QGridLayout" name="gridLayout">
<property name="margin">
<number>2</number>
</property>
<property name="spacing">
<number>4</number>
</property>
<item row="0" column="0">
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QCheckBox" name="checkBox_volumes">
<property name="text">
<string>Volumes</string>
</property>
<property name="checked">
<bool>true</bool>
</property>
</widget>
</item>
<item>
<widget class="QCheckBox" name="checkBox_edges">
<property name="text">
<string>Edges of volumes</string>
</property>
<property name="checked">
<bool>true</bool>
</property>
</widget>
</item>
<item>
<widget class="QCheckBox" name="checkBox_topo">
<property name="text">
<string>Topo</string>
</property>
<property name="checked">
<bool>true</bool>
</property>
</widget>
</item>
<item>
<widget class="QSlider" name="slider_explode">
<property name="value">
<number>50</number>
</property>
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item>
<widget class="Line" name="line_3">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item>
<widget class="QCheckBox" name="checkBox_plane">
<property name="text">
<string>clipping</string>
</property>
<property name="checkable">
<bool>true</bool>
</property>
<property name="checked">
<bool>true</bool>
</property>
</widget>
</item>
<item>
<widget class="QCheckBox" name="checkBox_hide">
<property name="enabled">
<bool>true</bool>
</property>
<property name="text">
<string>hide clipping plane</string>
</property>
</widget>
</item>
<item>
<spacer name="verticalSpacer">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>20</width>
<height>40</height>
</size>
</property>
</spacer>
</item>
</layout>
</item>
</layout>
</widget>
</widget>
<resources/>
<connections/>
</ui>
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