45 #if GEOM_PSEUDO3D==GEOM_TRUE
46 #include "IsoContours.h"
47 #include "EfficientModel.h"
48 #include "CutAndFill.h"
49 #include "CloudPrepare.h"
54 #if GEOM_PSEUDO3D==GEOM_TRUE
55 namespace GEOM_FADE25D {
56 #elif GEOM_PSEUDO3D==GEOM_FALSE
57 namespace GEOM_FADE2D {
59 #error GEOM_PSEUDO3D is not defined
81 explicit Fade_2D(
unsigned numExpectedVertices=3)
83 initFade(numExpectedVertices);
152 bool saveZones(
const char* filename,std::vector<Zone2*>& vSaveZones);
177 bool saveZones(std::ostream& stream,std::vector<Zone2*>& vSaveZones);
191 bool load(
const char* filename,std::vector<Zone2*>& vZones);
205 bool load(std::istream& stream,std::vector<Zone2*>& vZones);
282 void show(
const char* postscriptFilename,
bool bWithConstraints=
true)
const;
299 #if GEOM_PSEUDO3D==GEOM_TRUE
307 void showGeomview(
const char* filename,
const char* color=
"1 1 1 0.5")
const;
316 void showGeomview(Visualizer3* pVis,
const char* color=
"1 1 1 0.5")
const;
353 void getConvexHull(
bool bAllVertices,std::vector<Point2*>& vConvexHullPointsOut);
355 #if GEOM_PSEUDO3D==GEOM_TRUE
373 void insert(CloudPrepare* pCloudPrepare,
bool bClear=
true);
399 void insert(
const std::vector<Point2>& vInputPoints);
415 void insert(
const std::vector<Point2>& vInputPoints,std::vector<Point2*>& vHandles);
417 #if GEOM_PSEUDO3D==GEOM_TRUE
486 #if GEOM_PSEUDO3D==GEOM_TRUE
512 bool getHeight(
double x,
double y,
double& heightOut,
Triangle2* pApproxT=NULL,
double tolerance=0)
const;
531 double minAngleDegree,
532 double minEdgeLength,
533 double maxEdgeLength,
534 bool bAllowConstraintSplitting
721 #if GEOM_PSEUDO3D==GEOM_TRUE
723 std::vector<Segment2>& vSegments,
725 bool bOrientedSegments=
false,
726 bool bUseHeightOfLatest=
false
730 std::vector<Segment2>& vSegments,
732 bool bOrientedSegments=
false
776 Zone2*
createZone(
const std::vector<ConstraintGraph2*>& vConstraintGraphs,ZoneLocation zoneLoc,
const Point2& startPoint,
bool bVerbose=
true);
957 bool checkZoneQuality(
Zone2* pZone,
double minAngle,
const char* name,
const AcceptExperimentalFeature& accept);
959 void setName(
const char* s);
961 std::string getName()
const;
986 bool bReorientIfNeeded,
987 bool bCreateExtendedBoundingBox
1028 bool bTurnEdgesIntoConstraints);
1043 bool bTurnEdgesIntoConstraints);
1113 #if GEOM_PSEUDO3D==GEOM_TRUE
1114 bool drape( std::vector<Segment2>& vSegmentsIn,
1115 std::vector<Segment2>& vSegmentsOut,
1116 double zTolerance)
const;
1118 bool drape( std::vector<Segment2>& vSegmentsIn,
1119 std::vector<Segment2>& vSegmentsOut)
const;
1147 void enableMultithreading();
1150 void internal(
int au,
int fu,
const char* s=
"");
1154 void setDev(
const char* s,
int ival,
double dval);
1158 void initFade(
unsigned numExpectedVertices);
ConstraintInsertionStrategy
Constraint Insertion Strategy determines how a constraint edge shall be inserted:
Definition: ConstraintSegment2.h:52
Bbox2 is an axis aligned 2D bounding box.
Definition: Bbox2.h:37
ConstraintGraph2 is a set of Constraint Edges (ConstraintSegment2)
Definition: ConstraintGraph2.h:52
A ConstraintSegment2 represents a Constraint Edge.
Definition: ConstraintSegment2.h:69
Fade_2D is the Delaunay triangulation main class.
Definition: Fade_2D.h:73
Triangle2 * getAdjacentTriangle(Point2 *p0, Point2 *p1) const
Get adjacent triangle.
void insert(const std::vector< Point2 > &vInputPoints, std::vector< Point2 * > &vHandles)
Insert points from a std::vector and store pointers in vHandles.
void unsubscribe(MsgType msgType, MsgBase *pMsg)
Unregister a message receiver.
int setNumCPU(int numCPU)
Set the number CPU cores for multithreading (deprecated)
void setFastMode(bool bFast)
Set fast mode.
bool drape(std::vector< Segment2 > &vSegmentsIn, std::vector< Segment2 > &vSegmentsOut) const
Drape segments along a surface.
void getConvexHull(bool bAllVertices, std::vector< Point2 * > &vConvexHullPointsOut)
Compute the convex hull.
void subscribe(MsgType msgType, MsgBase *pMsg)
Register a message receiver.
bool hasArea() const
Check if the triangulation contains triangles (which is the case if at least 3 non-collinear points e...
Orientation2 getOrientation(const Point2 &p0, const Point2 &p1, const Point2 &p2)
Compute the orientation of 3 points.
void show(Visualizer2 *pVis, bool bWithConstraints=true) const
Draws the triangulation as postscript file using an existing Visualizer2 object.
void getUndirectedEdges(std::vector< Edge2 > &vUndirectedEdgesOut) const
Get undirected edges.
ConstraintGraph2 * createConstraint(std::vector< Segment2 > &vSegments, ConstraintInsertionStrategy cis, bool bOrientedSegments=false)
Add constraint edges (edges, polyline, polygon) .
void insert(const std::vector< Point2 > &vInputPoints)
Insert a vector of points.
Zone2 * createZone(ConstraintGraph2 *pConstraintGraph, ZoneLocation zoneLoc, const Point2 &startPoint, bool bVerbose=true)
Create a zone limited by a ConstraintGraph by growing from a start point.
void writeWebScene(const char *path, Zone2 *pZone) const
Write a zone to an *.obj file.
void writeObj(const char *filename, Zone2 *pZone) const
Write a zone to an *.obj file.
bool load(std::istream &stream, std::vector< Zone2 * > &vZones)
Load a triangulation.
void getVertexPointers(std::vector< Point2 * > &vAllPoints) const
Get pointers to all vertices.
void writeObj(const char *filename) const
Write the current triangulation to an *.obj file.
Bbox2 computeBoundingBox() const
Compute the axis-aligned bounding box of the points.
Zone2 * createZone(const std::vector< ConstraintGraph2 * > &vConstraintGraphs, ZoneLocation zoneLoc, const Point2 &startPoint, bool bVerbose=true)
Create a zone limited by multiple ConstraintGraph2 objects by growing from a start point.
void getTrianglePointers(std::vector< Triangle2 * > &vAllTriangles) const
Get pointers to all triangles.
Point2 * insert(const Point2 &p)
Insert a single point.
void printLicense() const
Prints license information.
Fade_2D(unsigned numExpectedVertices=3)
Constructor of the main triangulation class.
Definition: Fade_2D.h:81
ConstraintSegment2 * getConstraintSegment(Point2 *p0, Point2 *p1) const
Retrieve a ConstraintSegment2.
void remove(Point2 *pVertex)
Remove a single vertex.
void getIncidentTriangles(Point2 *pVtx, std::vector< Triangle2 * > &vIncidentT) const
Get incident triangles.
double measureTriangulationTime(std::vector< Point2 > &vPoints)
Measure the Delaunay triangulation time.
bool saveTriangulation(const char *filename, std::vector< Zone2 * > &vSaveZones)
Save a triangulation.
Zone2 * createZone(ConstraintGraph2 *pConstraintGraph, ZoneLocation zoneLoc, bool bVerbose=true)
Create a zone.
Voronoi2 * getVoronoiDiagram()
Get the Voronoi diagram.
Point2 * getNearestNeighbor(const Point2 &p)
Get nearest neighbor.
bool saveZones(std::ostream &stream, std::vector< Zone2 * > &vSaveZones)
Save zones.
bool saveTriangulation(std::ostream &stream, std::vector< Zone2 * > &vSaveZones)
Save a triangulation.
void applyConstraintsAndZones()
Apply conforming constraints and zones (deprecated!)
size_t numberOfPoints() const
Number of points.
void getAliveAndDeadConstraintSegments(std::vector< ConstraintSegment2 * > &vAllConstraintSegments) const
Get all (alive and dead) constraint segments.
void getDirectedEdges(std::vector< Edge2 > &vDirectedEdgesOut) const
Get directed edges Edges are counterclockwise oriented around their triangle. The present method retu...
void refineAdvanced(MeshGenParams *pParameters)
Delaunay refinement and grid meshing.
bool isConstraint(Point2 *pVtx) const
Check if a vertex is a constraint vertex.
bool load(const char *filename, std::vector< Zone2 * > &vZones)
Load a triangulation.
void cutTriangles(const Point2 &knifeStart, const Point2 &knifeEnd, bool bTurnEdgesIntoConstraints)
Cut through a triangulation.
void exportTriangulation(FadeExport &fadeExport, bool bWithCustomIndices, bool bClear)
Export triangulation data from Fade.
void statistics(const char *s) const
Statistics.
void getAliveConstraintSegments(std::vector< ConstraintSegment2 * > &vAliveConstraintSegments) const
Get active (alive) constraint segments.
void refine(Zone2 *pZone, double minAngleDegree, double minEdgeLength, double maxEdgeLength, bool bAllowConstraintSplitting)
Delaunay refinement.
void cutTriangles(std::vector< Segment2 > &vSegments, bool bTurnEdgesIntoConstraints)
Cut through a triangulation.
bool checkValidity(bool bCheckEmptyCircleProperty, const char *msg) const
Checks if a triangulation is valid.
Zone2 * createZone_cookieCutter(std::vector< Segment2 > &vSegments, bool bProtectEdges)
Cookie Cutter The Cookie Cutter cuts out a part of a triangulation and returns it as a Zone2 object.
bool saveZones(const char *filename, std::vector< Zone2 * > &vSaveZones)
Save zones.
bool isConstraint(Triangle2 *pT, int ith) const
Check if an edge is a constraint edge.
bool isConstraint(Point2 *p0, Point2 *p1) const
Check if an edge is a constraint edge.
void writeWebScene(const char *path) const
Write the current triangulation to an *.obj file.
void getIncidentVertices(Point2 *pVtx, std::vector< Point2 * > &vIncidentVertices) const
Get incident vertices.
void insert(int numPoints, double *aCoordinates, Point2 **aHandles)
Insert points from an array.
void show(const char *postscriptFilename, bool bWithConstraints=true) const
Draws the triangulation as postscript file.
Zone2 * importTriangles(std::vector< Point2 > &vPoints, bool bReorientIfNeeded, bool bCreateExtendedBoundingBox)
Import triangles.
size_t numberOfTriangles() const
Number of triangles.
void deleteZone(Zone2 *pZone)
Delete a Zone2 object.
Zone2 * createZone(std::vector< Triangle2 * > &vTriangles, bool bVerbose=true)
Create a zone defined by a vector of triangles.
Triangle2 * locate(const Point2 &p)
Locate a triangle which contains p.
Parameters for the mesh generator.
Definition: MeshGenParams.h:58
MsgBase, a base class for message subscriber classes.
Definition: MsgBase.h:47
Point.
Definition: Point2.h:43
Triangle.
Definition: Triangle2.h:60
Visualizer2 is a general Postscript writer. It draws the objects Point2, Segment2,...
Definition: Visualizer2.h:56
Voronoi diagram.
Definition: Voronoi2.h:56
Zone2 is a certain defined area of a triangulation.
Definition: Zone2.h:92
FadeExport is a simple struct to export triangulation data.
Definition: FadeExport.h:43