bla bli blu

CMakeLists.txt

+cmake_minimum_required(VERSION 2.6)
+
+project(SocialAgents)
+
+# a decommenter si on veut voir ce qui se passe a la compilation
+#set( CMAKE_VERBOSE_MAKEFILE 1 )
+
+SET(CGoGN_ROOT_DIR ${CMAKE_SOURCE_DIR}/../../CGoGN)
+
+SET(CMAKE_MODULE_PATH " ${CMAKE_MODULE_PATH} ${CGoGN_ROOT_DIR}/cmake_modules/")
+
+find_package(OpenGL)
+find_package(GLUT)
+
+# qq definition specifiques pour mac
+IF(APPLE)
+# attention a changer pour chercher la bonne version automatiquement
+	SET(CMAKE_OSX_SYSROOT "/Developer/SDKs/MacOSX10.6.sdk")
+	SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-undefined -Wl,dynamic_lookup")
+ENDIF(APPLE)
+
+IF(WIN32)
+	SET(GLEW_LIBRARY glew32)
+	SET(DEVIL_LIBRARIES DevIL ILU ILUT)
+	SET(ZLIB_LIBRARIES zlib)
+	SET(LIBXML2_LIBRARIES xml2)
+	INCLUDE_DIRECTORIES(${CMAKE_BINARY_DIR}/dependencies/include/)
+	LINK_DIRECTORIES(${CMAKE_BINARY_DIR}/dependencies/lib/)
+ELSE(WIN32)
+	SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
+	find_package(DevIL)
+	find_package(ZLIB)
+	find_package(LibXml2)
+	SET(GLEW_LIBRARY GLEW)
+	IF (IL_LIBRARIES)
+		SET(DEVIL_LIBRARIES ${IL_LIBRARIES} ${ILU_LIBRARIES} ${ILUT_LIBRARIES})
+	ELSE(IL_LIBRARIES)
+		SET(DEVIL_LIBRARIES ${IL_LIBRARY} ${ILU_LIBRARY} ${ILUT_LIBRARY})
+	ENDIF(IL_LIBRARIES)
+ENDIF(WIN32)
+
+SET(EXECUTABLE_OUTPUT_PATH ${CMAKE_SOURCE_DIR}/bin)
+
+SET (COMMON_LIBS ${GLUT_LIBRARY} ${OPENGL_LIBRARY} ${GLEW_LIBRARY} ${DEVIL_LIBRARIES} ${ZLIB_LIBRARIES} ${LIBXML2_LIBRARIES} gzstream AntTweakBar )
+
+add_subdirectory(Release)
+add_subdirectory(Debug)
+

Debug/CMakeLists.txt

+cmake_minimum_required(VERSION 2.6)
+
+project(SocialAgents)
+
+SET(CMAKE_BUILD_TYPE Debug)
+
+#SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pg")
+
+link_directories(
+	${CGoGN_ROOT_DIR}/lib/Debug/
+	${CGoGN_ROOT_DIR}/lib/Release/
+)
+
+# define includes path
+include_directories(
+	/usr/include/libxml2/
+	../include
+	${CGoGN_ROOT_DIR}/include
+	${CGoGN_ROOT_DIR}/ThirdParty/Numerical
+	${CGoGN_ROOT_DIR}/ThirdParty/Numerical/UFconfig
+	${CGoGN_ROOT_DIR}/ThirdParty/AntTweakBar/include
+	${CGoGN_ROOT_DIR}/ThirdParty/gzstream
+	${CGoGN_ROOT_DIR}/ThirdParty/Zinri
+	${CGoGN_ROOT_DIR}/ThirdParty/OpenCTM
+	${CGoGN_ROOT_DIR}/ThirdParty/Assimp/include
+	${CGoGN_ROOT_DIR}/ThirdParty/glm
+)
+
+#define exec to compile
+add_executable( socialAgentsD
+	../src/viewer.cpp
+	../src/env_map.cpp
+	../src/agent.cpp
+	../src/simulator.cpp
+)
+
+target_link_libraries( socialAgentsD
+	containerD topologyD utilsD algoD ${COMMON_LIBS} boost_thread-mt)

Release/CMakeLists.txt

+cmake_minimum_required(VERSION 2.6)
+
+project(SocialAgents)
+
+SET(CMAKE_BUILD_TYPE Release)
+
+link_directories(
+	${CGoGN_ROOT_DIR}/lib/Release/
+)
+
+# define includes path
+include_directories(
+	/usr/include/libxml2/
+	../include
+	${CGoGN_ROOT_DIR}/include
+	${CGoGN_ROOT_DIR}/ThirdParty/Numerical
+	${CGoGN_ROOT_DIR}/ThirdParty/Numerical/UFconfig
+	${CGoGN_ROOT_DIR}/ThirdParty/AntTweakBar/include
+	${CGoGN_ROOT_DIR}/ThirdParty/gzstream
+	${CGoGN_ROOT_DIR}/ThirdParty/Zinri
+	${CGoGN_ROOT_DIR}/ThirdParty/OpenCTM
+	${CGoGN_ROOT_DIR}/ThirdParty/Assimp/include
+	${CGoGN_ROOT_DIR}/ThirdParty/glm
+)
+
+#define exec to compile
+add_executable( socialAgents
+	../src/viewer.cpp
+	../src/env_map.cpp
+	../src/agent.cpp
+	../src/simulator.cpp
+)
+
+target_link_libraries( socialAgents
+	container topology utils algo ${COMMON_LIBS} boost_thread-mt)

include/agent.h

+#ifndef M_AGENT_H
+#define M_AGENT_H
+
+#include <iostream>
+
+#include "utils.h"
+#include "env_map.h"
+#include "Algo/MovingObjects/particle_cell_2D.h"
+
+class Simulator;
+
+class Agent
+{
+public:
+	Agent(Simulator* sim, const VEC3& position, Dart d);
+
+	void insertAgentNeighbor(Agent* other);
+	void insertAgentNeighbor(Agent* other, float distSq);
+	void removeAgentNeighbor(Agent* other);
+	void updateAgentNeighbors();
+	void clearAgentNeighbors();
+
+	void insertObstacleNeighbor(Dart d);
+	void removeObstacleNeighbor(Dart d);
+	void updateObstacleNeighbors();
+	void clearObstacleNeighbors();
+
+	void update();
+	
+	void computePrefVelocity();
+
+	void computeNewVelocity();
+
+	bool linearProgram1(
+		const std::vector<Line>& lines, unsigned int lineNo,
+		float radius, const VEC3& optVelocity,
+		bool directionOpt, VEC3& result
+	);
+
+	bool linearProgram2(
+		const std::vector<Line>& lines, unsigned int num, float radius,
+		const VEC3& optVelocity, bool directionOpt,
+		VEC3& result
+	);
+
+	void linearProgram3(
+		const std::vector<Line>& lines, unsigned int numObstLines,
+		float radius, VEC3& result
+	);
+
+	std::multimap<float, Agent*> agentNeighbors_;
+	std::multimap<float, Agent*> newAgentNeighbors_;
+	
+//	std::map<const Agent*, std::multimap<float, Agent*>::iterator> neighborsIt_;
+	
+	std::multimap<float, Dart> obstacleNeighbors_;
+	std::multimap<float, Dart> newObstacleNeighbors_;
+	
+	CGoGN::Algo::MovingObjects::ParticleCell2D<PFP> part_;
+	
+	std::vector<VEC3> goals_;
+	unsigned int curGoal_;
+	
+	size_t maxNeighbors_;
+	float maxSpeed_;
+	float neighborDistSq_;
+	float radius_;
+	float timeHorizon_;
+	float timeHorizonObst_;
+	float rangeSq_;
+	
+	VEC3 velocity_;
+	VEC3 newVelocity_;
+	VEC3 prefVelocity_;
+	
+	Simulator* sim_;
+	
+	bool treated;
+};
+
+#endif
+

include/env_generator.h

+#ifndef ENV_GENERATOR
+#define ENV_GENERATOR
+
+#include "Container/fakeAttribute.h"
+
+namespace CGoGN
+{
+
+namespace CityGenerator
+{
+
+template <typename PFP>
+bool notDiagonalAdjacentToAnObstacle(typename PFP::MAP& map, Dart d, CellMarker& buildingMark);
+
+template <typename PFP>
+Algo::Modelisation::Polyhedron<PFP> generateGrid(typename PFP::MAP& map, typename PFP::TVEC3& position, unsigned int cX, unsigned int cY, float sideLength, CellMarker& obstacleMark, CellMarker& buildingMark);
+
+template <typename PFP>
+Dart extrudeFaceAndMark(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart d, CellMarker& buildingMark, float height);
+
+template <typename PFP>
+void generateBuilding(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart d, float height, unsigned int buildingType, CellMarker& obstacleMark, CellMarker& buildingMark);
+
+template <typename PFP>
+void generateCity(typename PFP::MAP& map, typename PFP::TVEC3& position, CellMarker& obstacleMark, CellMarker& buildingMark, float sideSize, unsigned int nbSquares);
+
+
+
+
+template <typename PFP>
+void simplifyFreeSpace(typename PFP::MAP& map, typename PFP::TVEC3& position);
+
+template <typename PFP>
+bool isAnEar(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart dd, float& area);
+
+template <typename PFP>
+bool canRemoveEdgeConvex(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart d, CellMarker& obstacleMark);
+
+template <typename PFP>
+void convexifyFreeSpace(typename PFP::MAP& map, typename PFP::TVEC3& position, CellMarker& obstacleMark, CellMarker& buildingMark);
+
+}
+
+}
+
+#include "env_generator.hpp"
+#endif
+

include/env_generator.hpp

+#include "Algo/Modelisation/subdivision.h"
+#include "Geometry/inclusion.h"
+
+namespace CGoGN
+{
+
+namespace CityGenerator
+{
+
+template <typename PFP>
+bool notDiagonalAdjacentToAnObstacle(typename PFP::MAP& map, Dart d, CellMarker& buildingMark)
+{
+	Dart dd = d;
+	do
+	{
+		if(buildingMark.isMarked(map.alpha1(map.alpha1(dd))))
+			return false;
+		dd = map.phi1(dd);
+	} while(dd != d);
+
+	return true;	
+}
+
+template <typename PFP>
+Algo::Modelisation::Polyhedron<PFP> generateGrid(typename PFP::MAP& map, typename PFP::TVEC3& position, unsigned int cX, unsigned int cY, float sideLength, CellMarker& obstacleMark, CellMarker& buildingMark)
+{
+	Algo::Modelisation::Polyhedron<PFP> prim(map, position);
+	prim.grid_topo(cX, cY);
+	
+	Dart boundary;
+	for(Dart d = map.begin(); d != map.end(); map.next(d))
+	{
+		if(map.phi2(d) == d)
+		{
+			obstacleMark.mark(d);
+			boundary = d;
+		}
+	}
+	map.closeHole(boundary);
+	buildingMark.mark(map.phi2(boundary));
+
+	prim.embedGrid(sideLength * cX, sideLength * cY);
+
+	return prim;
+}
+
+template <typename PFP>
+Dart extrudeFaceAndMark(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart d, CellMarker& buildingMark, float height)
+{
+	Dart dRoof = Algo::Modelisation::extrudeFace<PFP>(map, position, d, height);
+	buildingMark.mark(dRoof);
+	Dart dd = dRoof;
+	do
+	{
+		buildingMark.mark(map.phi2(dd));
+		dd = map.phi1(dd);
+	} while(dd != dRoof);
+	return dRoof;
+}
+
+template <typename PFP>
+void generateBuilding(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart d, float height, unsigned int buildingType, CellMarker& obstacleMark, CellMarker& buildingMark)
+{
+	// mark the face as obstacle before extrusion
+	Dart dd = d;
+	do
+	{
+		obstacleMark.mark(dd);
+		dd = map.phi1(dd);
+	} while(dd != d);
+
+	Dart dRoof;
+	dRoof = extrudeFaceAndMark<PFP>(map, position, d, buildingMark, height);
+
+	switch(buildingType)
+	{
+		case 0 : {
+			break;
+		}
+		case 1 : {
+			dRoof = extrudeFaceAndMark<PFP>(map, position, dRoof, buildingMark, height/3);
+			Dart dNext = map.phi1(dRoof);
+			Dart dPrev = map.phi2(map.phi_1(dRoof));
+			map.collapseEdge(dNext);
+			map.collapseEdge(dPrev);
+			break;
+		}
+		case 2 : {
+			dRoof = extrudeFaceAndMark<PFP>(map, position, dRoof, buildingMark, height/3);
+			Dart dNext = map.phi1(dRoof);
+			Dart dPrev = map.phi2(map.phi_1(dRoof));
+			typename PFP::VEC3 mid1 = (position[dNext] + position[map.phi1(dNext)]) / 2.0f;
+			typename PFP::VEC3 mid2 = (position[dPrev] + position[map.phi1(dPrev)]) / 2.0f;
+			map.collapseEdge(dNext);
+			map.collapseEdge(dPrev);
+			position[dRoof] = mid2;
+			position[map.phi1(dRoof)] = mid1;
+			break;
+		}
+		case 3 : {
+			unsigned int nbStairs = rand() % 5;
+			for(unsigned int i = 0; i < nbStairs; ++i)
+			{
+				typename PFP::VEC3 c = Algo::Geometry::faceCentroid<PFP>(map, dRoof, position);
+				Dart dRoofSmall = extrudeFaceAndMark<PFP>(map, position, dRoof, buildingMark, 0.0f);
+				Dart dd = dRoofSmall;
+				do
+				{
+					position[dd] = position[dd] + (c - position[dd]) / 3.0f;
+					dd = map.phi1(dd);
+				} while (dd != dRoofSmall);
+				dRoof = extrudeFaceAndMark<PFP>(map, position, dRoofSmall, buildingMark, height / 2.0f);
+			}/*
+			bool spike= rand() % 2;
+			if(spike)
+			{
+				typename PFP::VEC3 c = Algo::Geometry::faceCentroid<PFP>(map, dRoof, position);
+				c[2] += height / 1.5f;
+				dRoof = Algo::Modelisation::trianguleFace<PFP>(map, dRoof);
+				position[dRoof] = c;
+			}*/
+			break;
+		}
+	}
+}
+
+template <typename PFP>
+void generateCity(typename PFP::MAP& map, typename PFP::TVEC3& position, CellMarker& obstacleMark, CellMarker& buildingMark, float sideSize, unsigned int nbSquares)
+{
+	unsigned int nbBuilding = 1000;
+	float height = sideSize / 2.0f;
+
+	generateGrid<PFP>(map, position, nbSquares, nbSquares, sideSize, obstacleMark, buildingMark);
+
+	Dart dEnd = map.end();
+	for(Dart d = map.begin(); d != dEnd && nbBuilding > 0; map.next(d))
+	{
+		if(!buildingMark.isMarked(d) && (rand() % 20 == 0) && notDiagonalAdjacentToAnObstacle<PFP>(map, d, buildingMark))
+		{
+			generateBuilding<PFP>(map, position, d, (1+(rand()%3)) * height / 2.0f, rand() % 4, obstacleMark, buildingMark);
+			--nbBuilding;
+		}
+	}
+}
+
+template <typename PFP>
+void simplifyFreeSpace(typename PFP::MAP& map, typename PFP::TVEC3& position, CellMarker& obstacleMark, CellMarker& buildingMark)
+{
+	typedef typename PFP::VEC3 VEC3;
+	typedef std::multimap<float, Dart> VEC_D_A;
+	
+	AutoAttributeHandler<float> tableArea(map, FACE_ORBIT);
+	AutoAttributeHandler<CGoGN::NoMathIONameAttribute<VEC_D_A::iterator> > tableIt(map, EDGE_ORBIT);
+	
+	VEC_D_A orderedD;
+	
+	// compute all heuristic and construct multimap
+	Algo::Geometry::computeAreaFaces<PFP>(map, position, tableArea);
+	CellMarker eM(map, EDGE_CELL);
+	for(Dart d = map.begin(); d != map.end(); map.next(d))
+	{
+		if(!eM.isMarked(d) && !obstacleMark.isMarked(d) && !buildingMark.isMarked(d))
+		{
+			eM.mark(d);
+			tableIt[d] = orderedD.insert(std::make_pair(tableArea[d] + tableArea[map.phi2(d)], d));
+		}
+	}
+	eM.unmarkAll();
+	
+	bool stillSimplif = true;
+	VEC_D_A::iterator it = orderedD.begin();
+	if(it == orderedD.end())
+		stillSimplif = false;
+	
+	while(stillSimplif)
+	{
+  		Dart d = it->second;
+		if(!map.sameFace(d, map.phi2(d)))
+		{
+			// remove selected edge
+			float sumArea = it->first;
+			orderedD.erase(it);
+			Dart dd = map.phi1(d);
+			map.mergeFaces(d);
+			tableArea[dd] = sumArea;
+			
+			// erase all edges of new face from multimap
+			Dart ddd = dd ;
+			do
+			{
+				if(!eM.isMarked(ddd) && !obstacleMark.isMarked(ddd))
+				{
+					eM.mark(ddd);
+					orderedD.erase(tableIt[ddd]);
+				}
+				ddd = map.phi1(ddd);
+			} while(ddd != dd);
+
+			// collapse edges in faces if possible
+			ddd = dd;
+			do
+			{
+				Dart dN = map.phi1(ddd);
+				
+				// remove pending edges
+				if(map.phi2(dN) == map.phi1(dN))
+				{
+					if(dN == dd || map.phi1(dN) == dd)
+						dd = map.phi1(map.phi1(dN));
+//					VEC3 p = position[dN];
+					map.collapseEdge(dN);
+					dN = map.phi1(ddd);
+//					position[dN] = p;
+				}
+
+				// simplify vertices of valence 2 -> check if no intersection is created
+				if(map.alpha1(map.alpha1(dN)) == dN && !obstacleMark.isMarked(dN))
+				{
+					if(dN == dd || dN == map.phi2(dd))
+						dd = map.phi1(dd);
+					VEC3 p = position[map.phi1(dN)];
+
+					bool intersect = false;
+					Dart dI = map.phi1(map.phi1(dN));
+					VEC3 pA = position[map.phi_1(dN)];
+					VEC3 pB = position[map.phi1(dN)];
+					do
+					{ 
+						VEC3 p1 = position[dI];
+						VEC3 p2 = position[map.phi1(dI)];
+						if(	Geom::testOrientation2D(p1, pA, pB) != Geom::testOrientation2D(p2, pA, pB) &&
+							Geom::testOrientation2D(pA, p1, p2) != Geom::testOrientation2D(pB, p1, p2)
+						)
+						{
+							if(	!Geom::arePointsEquals(p1, pA) && !Geom::arePointsEquals(p1, pB) &&
+								!Geom::arePointsEquals(p2, pA) && !Geom::arePointsEquals(p2, pB)
+							)
+								intersect = true;
+						}
+						dI = map.phi1(dI);
+					} while(dI != map.phi_1(dN));
+
+					if(!intersect)
+					{
+						dN = map.phi2(dN);
+						Dart dI = map.phi1(map.phi1(dN));
+						do
+						{
+							VEC3 v;
+							VEC3 p1 = position[dI];
+							VEC3 p2 = position[map.phi1(dI)];
+							if(	Geom::testOrientation2D(p1, pA, pB)!= Geom::testOrientation2D(p2, pA, pB) &&
+								Geom::testOrientation2D(pA, p1, p2)!= Geom::testOrientation2D(pB, p1, p2)
+							)
+							{
+								if(	!Geom::arePointsEquals(p1, pA) && !Geom::arePointsEquals(p1, pB) &&
+									!Geom::arePointsEquals(p2, pA) && !Geom::arePointsEquals(p2, pB)
+								)
+									intersect = true;
+							}
+							dI = map.phi1(dI);
+						}while(dI != map.phi_1(dN));
+					}
+
+					if(!intersect)
+					{
+						map.collapseEdge(dN);
+						position[map.phi1(ddd)] = p;
+					}
+				}
+
+				ddd = map.phi1(ddd);
+			} while(ddd != dd);
+
+			ddd = dd;
+			do
+			{
+				if(eM.isMarked(ddd))
+				{
+					eM.unmark(ddd);
+					tableIt[ddd] = orderedD.insert(std::make_pair(tableArea[ddd] + tableArea[map.phi2(ddd)], ddd));
+				}
+				ddd = map.phi1(ddd);
+			} while(ddd != dd);
+			
+			it = orderedD.begin();
+		}
+		else
+		{
+			++it;
+		}
+		
+		if(it == orderedD.end())
+			stillSimplif = false;
+	}
+
+	convexifyFreeSpace<PFP>(map, position, obstacleMark, buildingMark);
+	map.check();
+}
+
+template <typename PFP>
+bool isAnEar(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart dd, float& area)
+{
+	typedef typename PFP::VEC3 VEC3;
+	
+	bool check = false;
+	if(Geom::testOrientation2D(position[dd], position[map.phi_1(dd)], position[map.phi1(dd)]) == Geom::RIGHT)
+	{
+		VEC3 p = position[dd];
+		VEC3 p1 = position[map.phi1(dd)];
+		VEC3 p_1 = position[map.phi_1(dd)];
+		Dart ddd = map.phi1(map.phi1(dd));
+		check = true;
+		do
+		{
+			unsigned int incl = isPointInTriangle(position[ddd], p_1, p, p1);
+			if((incl == Geom::FACE_INCLUSION) || (incl == Geom::EDGE_INCLUSION))
+				check = false;
+			ddd = map.phi1(ddd);
+		} while(check && ddd != map.phi_1(dd));
+
+		if(check)
+		{
+			VEC3 v1(p1 - p);
+			VEC3 v2(p - p_1);
+			VEC3 v3(p_1 - p1);
+			area = 1.0f / std::min(std::min(Geom::angle(v1, -1.0f*v2), Geom::angle(-1.0f*v1, v3)), Geom::angle(v2, -1.0f*v3));
+//			area = 1.0f / Geom::triangleArea(p_1, p, p1);
+		}
+	}
+
+	return check;
+}
+
+template <typename PFP>
+bool canRemoveEdgeConvex(typename PFP::MAP& map, typename PFP::TVEC3& position, Dart d, CellMarker& obstacleMark)
+{
+	typedef typename PFP::VEC3 VEC3;
+	
+	if(!obstacleMark.isMarked(d) && position[d][2] == 0.0f)
+	{
+		Dart d2 = map.phi2(d);
+		VEC3 p1 = position[map.phi_1(d)];
+		VEC3 p2 = position[d];
+
+		VEC3 p3 = position[d2];
+		VEC3 p4 = position[map.phi_1(d2)];
+
+		VEC3 p5 = position[map.phi1(map.phi1(d))];
+		VEC3 p6 = position[map.phi1(map.phi1(d2))];