add interactive operation on 2-map tutorial

Apps/Tuto/CMakeLists.txt

@@ -53,6 +53,12 @@ add_executable( tuto5 tuto5.cpp ${tuto5_ui} ${tuto5_moc})
 target_link_libraries( tuto5
 	${CGoGN_LIBS_D}  ${CGoGN_EXT_LIBS}  )
 
+QT4_WRAP_UI( tuto_oper2_ui tuto_oper2.ui )
+QT4_WRAP_CPP(tuto_oper2_moc tuto_oper2.h)
+add_executable( tuto_oper2 tuto_oper2.cpp ${tuto_oper2_ui} ${tuto_oper2_moc})
+target_link_libraries( tuto_oper2
+	${CGoGN_LIBS_D}  ${CGoGN_EXT_LIBS}  )
+
 QT4_WRAP_UI( tuto_orbits_ui tuto_orbits.ui )
 QT4_WRAP_CPP(tuto_orbits_moc tuto_orbits.h)
 add_executable( tuto_orbits tuto_orbits.cpp ${tuto_orbits_ui} ${tuto_orbits_moc})

Apps/Tuto/tuto_oper2.cpp

+/*******************************************************************************
+* 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 "tuto_oper2.h"
+#include "Algo/Geometry/boundingbox.h"
+#include "Algo/Modelisation/polyhedron.h"
+#include "Algo/Geometry/centroid.h"
+using namespace CGoGN ;
+
+
+int main(int argc, char **argv)
+{
+	//	// interface
+	QApplication app(argc, argv);
+	MyQT sqt;
+
+
+    sqt.setDock(& sqt.dock);
+    sqt.setCallBack( sqt.dock.listOper, SIGNAL(currentRowChanged(int)), SLOT(operation(int)) );
+
+	int n=3;
+	if (argc==2)
+		n = atoi(argv[1]);
+
+	// example code itself
+	sqt.createMap(n);
+
+	// set help message in menu
+	sqt.setHelpMsg("First Tuto: \nCreate two faces\nsew them\nand affect positions");
+	// final show for redraw
+	sqt.show();
+	// and wait for the end
+	return app.exec();
+}
+
+
+void MyQT::operation(int x)
+{
+	switch(x)
+	{
+	case 0:
+		CGoGNout <<"split vertex"<<CGoGNendl;
+		if ((m_selected != NIL) && (m_selected2 != NIL))
+		{
+			dm.markAll();
+			myMap.splitVertex(m_selected,m_selected2);
+			PFP::VEC3 c1 = Algo::Geometry::faceCentroid<PFP>(myMap, m_selected, position);
+			PFP::VEC3 c2 = Algo::Geometry::faceCentroid<PFP>(myMap, m_selected2, position);
+			position[m_selected] = position[m_selected] * 0.7f + c1*0.3f;
+			position[m_selected2] = position[m_selected2] * 0.7f + c2*0.3f;
+			updateMap();
+		}
+		break;
+	case 1:
+		CGoGNout <<"delete vertex"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			dm.markAll();
+			myMap.deleteVertex(m_selected);
+			updateMap();
+			m_selected=NIL;
+		}
+		break;
+	case 2:
+		CGoGNout <<"cut edge"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			dm.markAll();
+			PFP::VEC3 Q = position[myMap.phi1(m_selected)];
+			myMap.cutEdge(m_selected);
+			position[myMap.phi1(m_selected)] = (position[m_selected] + Q)/2.0f;
+			updateMap();
+		}
+		break;
+	case 3:
+		CGoGNout <<"uncut edge"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			myMap.uncutEdge(m_selected);
+			updateMap();
+		}
+		break;
+	case 4:
+		CGoGNout <<"collapse edge"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			PFP::VEC3 M = (position[m_selected] + position[myMap.phi1(m_selected)])/2.0f;
+			Dart d = myMap.collapseEdge(m_selected,true);
+			position[d] = M;
+			updateMap();
+			m_selected=NIL;
+		}
+		break;
+	case 5:
+		CGoGNout <<"flip edge"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			myMap.flipEdge(m_selected);
+			updateMap();
+		}
+		break;
+	case 6:
+		CGoGNout <<"flip back edge"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			myMap.flipBackEdge(m_selected);
+			updateMap();
+		}
+		break;
+	case 7:
+		CGoGNout <<"split face"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			myMap.splitFace(m_selected,m_selected2);
+			updateMap();
+		}
+		break;
+	case 8:
+		CGoGNout <<"merge face"<<CGoGNendl;
+		if (m_selected != NIL)
+		{
+			myMap.mergeFaces(m_selected);
+			updateMap();
+			m_selected=NIL;
+		}
+		break;
+	default:
+		break;
+	}
+
+	updateGL();
+	dock.listOper->setCurrentRow(-1);
+}
+
+void MyQT::createMap(int n)
+{
+
+	position = myMap.addAttribute<PFP::VEC3>(VERTEX, "position");
+	colorDarts = myMap.addAttribute<PFP::VEC3>(DART, "color");
+
+	Algo::Modelisation::Polyhedron<PFP> grid(myMap,position);
+	grid.grid_topo(n,n);
+	grid.embedGrid(1.,1.,0.);
+
+
+    //  bounding box of scene
+    Geom::BoundingBox<PFP::VEC3> bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position);
+    float lWidthObj = std::max<PFP::REAL>(std::max<PFP::REAL>(bb.size(0), bb.size(1)), bb.size(2));
+    Geom::Vec3f lPosObj = (bb.min() +  bb.max()) / PFP::REAL(2);
+
+    // send BB info to interface for centering on GL screen
+	setParamObject(lWidthObj, lPosObj.data());
+
+	// first show for be sure that GL context is binded
+	show();
+
+	// render the topo of the map without boundary darts
+
+	dm.markAll();
+
+	m_render_topo->setDartWidth(5.0f);
+	m_render_topo->setInitialDartsColor(0.0f,0.0f,0.0f);
+	m_render_topo->updateData<PFP>(myMap, position, 0.9f, 0.9f,nb);
+
+	for (Dart d=myMap.begin(); d!=myMap.end(); myMap.next(d))
+	{
+		if (dm.isMarked(d) && (!myMap.isBoundaryMarked(d)))
+		{
+			int n = random();
+			float r = float(n&0x7f)/255.0f + 0.25f;
+			float g = float((n>>8)&0x7f)/255.0f + 0.25f;
+			float b = float((n>>16)&0x7f)/255.0 + 0.25f;
+			colorDarts[d] =  Geom::Vec3f(r,g,b);
+			m_render_topo->setDartColor(d,r,g,b);
+		}
+	}
+}
+
+
+
+void MyQT::updateMap()
+{
+	m_render_topo->updateData<PFP>(myMap, position, 0.9f, 0.9f,nb);
+	for (Dart d=myMap.begin(); d!=myMap.end(); myMap.next(d))
+	{
+		if (dm.isMarked(d) && (!myMap.isBoundaryMarked(d)))
+		{
+			const Geom::Vec3f& C = colorDarts[d];
+			if (C*C != 0.0f)
+				m_render_topo->setDartColor(d,C[0],C[1],C[2]);
+		}
+	}
+}
+
+// initialization GL callback
+void MyQT::cb_initGL()
+{
+	glClearColor(1.0f,1.0f,1.0f,1.0f);
+	m_render_topo = new Algo::Render::GL2::TopoRender() ;
+}
+
+// redraw GL callback (clear and swap already done)
+void MyQT::cb_redraw()
+{
+	glEnable( GL_POLYGON_OFFSET_FILL );
+	glPolygonOffset( 1.0f, 1.0f );
+
+	m_render_topo->drawTopo();
+
+	glDisable( GL_POLYGON_OFFSET_FILL );
+
+	if (m_selected != NIL)
+		m_render_topo->overdrawDart(m_selected, 11, 1.0f, 0.0f, 0.0f);
+
+	if (m_selected2 != NIL)
+		m_render_topo->overdrawDart(m_selected2, 11, 0.0f, 1.0f, 0.0f);
+}
+
+void MyQT::cb_mousePress(int button, int x, int y)
+{
+	if (Shift())
+	{
+		Dart d = m_render_topo->picking<PFP>(myMap, x,y, nb);
+		if (button == Qt::LeftButton)
+		{
+			if (d != Dart::nil())
+				m_selected = d;
+		}
+		if (button == Qt::RightButton)
+		{
+			if (d != Dart::nil())
+				m_selected2 = d;
+		}
+		updateGL();
+	}
+}
+
+void MyQT::cb_keyPress(int keycode)
+{
+	switch(keycode)
+	{
+	case 'c':
+		for (Dart d=myMap.begin(); d!=myMap.end(); myMap.next(d))
+		{
+			if (!myMap.isBoundaryMarked(d))
+			{
+				int n = random();
+				float r = float(n&0x7f)/255.0f + 0.25f;
+				float g = float((n>>8)&0x7f)/255.0f + 0.25f;
+				float b = float((n>>16)&0x7f)/255.0 + 0.25f;
+				colorDarts[d] =  Geom::Vec3f(r,g,b);
+				m_render_topo->setDartColor(d,r,g,b);
+			}
+		}
+		break;
+	case 'g':
+		for (Dart d=myMap.begin(); d!=myMap.end(); myMap.next(d))
+		{
+			if (!myMap.isBoundaryMarked(d))
+			{
+				colorDarts[d] =  Geom::Vec3f(0.5f,0.5f,0.5f);
+				m_render_topo->setDartColor(d,0.5f,0.5f,0.5f);
+			}
+		}
+		break;
+	}
+
+	updateGL();
+}
+

Apps/Tuto/tuto_oper2.h

+/*******************************************************************************
+* 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 _TUTO_OPER2_
+#define _TUTO_OPER2_
+
+//#define USE_GMAP
+
+
+#include "Topology/generic/parameters.h"
+
+#ifdef USE_GMAP
+	#include "Topology/gmap/embeddedGMap2.h"
+#else
+	#include "Topology/map/embeddedMap2.h"
+#endif
+
+#include "Algo/Render/GL2/topoRender.h"
+
+
+#include "ui_tuto_oper2.h"
+#include "Utils/Qt/qtui.h"
+#include "Utils/Qt/qtSimple.h"
+#include "Utils/cgognStream.h"
+
+
+using namespace CGoGN ;
+
+/**
+ * Struct that contains some informations about the types of the manipulated objects
+ * Mainly here to be used by the algorithms that are parameterized by it
+ */
+struct PFP: public PFP_STANDARD
+{
+	// definition of the type of the map
+#ifdef USE_GMAP
+	typedef EmbeddedGMap2 MAP;
+#else
+	typedef EmbeddedMap2 MAP;
+#endif
+};
+
+
+
+class MyQT: public Utils::QT::SimpleQT
+{
+	Q_OBJECT
+public:
+	MyQT():nb(myMap),m_render_topo(NULL),m_selected(NIL),m_selected2(NIL),dm(myMap) {}
+
+	void cb_redraw();
+	void cb_initGL();
+	void cb_mousePress(int button, int x, int y);
+	void cb_keyPress(int code);
+
+	Utils::QT::uiDockInterface dock;
+
+protected:
+	// declaration of the map
+	PFP::MAP myMap;
+
+	PFP::TVEC3 position;
+	AttributeHandler<Geom::Vec3f> colorDarts;
+
+	SelectorDartNoBoundary<PFP::MAP> nb;
+
+	// render (for the topo)
+	Algo::Render::GL2::TopoRender* m_render_topo;
+	Dart m_selected;
+	Dart m_selected2;
+	DartMarker dm;
+
+	// just for more compact writing
+	inline Dart PHI1(Dart d)	{return myMap.phi1(d);}
+	inline Dart PHI_1(Dart d)	{return myMap.phi_1(d);}
+	inline Dart PHI2(Dart d)	{return myMap.phi2(d);}
+	template<int X>
+	Dart PHI(Dart d)	{return myMap.phi<X>(d);}
+
+public:
+	// example of simple map creation
+	void createMap(int n);
+	void updateMap();
+
+public slots:
+	void operation(int x);
+};
+
+
+
+#endif

Apps/Tuto/tuto_oper2.ui

+<?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>227</width>
+    <height>369</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="QListWidget" name="listOper">
+        <property name="focusPolicy">
+         <enum>Qt::NoFocus</enum>
+        </property>
+        <item>
+         <property name="text">
+          <string>splitVertex</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>deleteVertex</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>cutEdge</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>uncutEdge</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>collapseEdge</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>flipEdge</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>flipBackEdge</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>splitFace</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>mergeFace</string>
+         </property>
+        </item>
+       </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>

include/Algo/Render/GL2/topo3Render.h

@@ -33,6 +33,7 @@
 #include "Topology/generic/dart.h"
 #include "Topology/generic/attributeHandler.h"
 #include "Topology/generic/functor.h"
+#include "Geometry/vector_gen.h"
 
 #include "Utils/vbo.h"
 
@@ -102,9 +103,19 @@ protected:
 	 */
 	float m_topo_relation_width;
 
-
+	/**
+	 * pointer for saved colorvbo (in picking)
+	 */
 	float *m_color_save;
 
+	/**
+	 * initial darts color (set in update)
+	 */
+	Geom::Vec3f m_dartsColor;
+
+	/**
+	 * attribute index to get easy correspdance dart/color
+	 */
 	AttributeHandler<unsigned int> m_attIndex;
 
 
@@ -204,6 +215,15 @@ public:
 	 */
 	void setAllDartsColor(float r, float g, float b);
 
+	/**
+	 * change dart initial color (used when calling updateData)
+	 * @param d the dart
+	 * @param r red !
+	 * @param g green !
+	 * @param b blue !
+	 */
+	void setInitialDartsColor(float r, float g, float b);
+
 	/**
 	 * overdraw a dart with given width and color
 	 * @param d the dart

include/Algo/Render/GL2/topo3Render.hpp

@@ -167,8 +167,8 @@ void Topo3Render::updateDataMap3(typename PFP::MAP& mapx, const typename PFP::TV
 
 			*positionDartBuf++ = P;
 			*positionDartBuf++ = Q;
-			*colorDartBuf++ = VEC3(1.,1.,1.0);
-			*colorDartBuf++ = VEC3(1.,1.,1.0);
+			*colorDartBuf++ = m_dartsColor;
+			*colorDartBuf++ = m_dartsColor;
 
 			fv1[d] = P*0.1f + Q*0.9f;
 			fv11[d] = P*0.9f + Q*0.1f;
@@ -417,10 +417,10 @@ void Topo3Render::updateDataGMap3(typename PFP::MAP& mapx, const typename PFP::T
 			*positionDartBuf++ = PP;
 			*positionDartBuf++ = Q;
 			*positionDartBuf++ = QQ;
-			*colorDartBuf++ = VEC3(1.,1.,1.);
-			*colorDartBuf++ = VEC3(1.,1.,1.);
-			*colorDartBuf++ = VEC3(1.,1.,1.);
-			*colorDartBuf++ = VEC3(1.,1.,1.);
+			*colorDartBuf++ = m_dartsColor;
+			*colorDartBuf++ = m_dartsColor;
+			*colorDartBuf++ = m_dartsColor;
+			*colorDartBuf++ = m_dartsColor;
 
 			m_attIndex[d] = posDBI;
 			posDBI+=2;

include/Algo/Render/GL2/topoRender.h

@@ -33,6 +33,7 @@
 #include "Topology/generic/dart.h"
 #include "Topology/generic/attributeHandler.h"
 #include "Topology/generic/functor.h"
+#include "Geometry/vector_gen.h"
 
 #include "Utils/vbo.h"
 
@@ -88,6 +89,11 @@ protected:
 	 */