PLearn 0.1
SurfaceMesh.h
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00001 // -*- C++ -*-
00002 
00003 // SurfaceMesh.h
00004 //
00005 // Copyright (C) 2004 Pascal Lamblin 
00006 // 
00007 // Redistribution and use in source and binary forms, with or without
00008 // modification, are permitted provided that the following conditions are met:
00009 // 
00010 //  1. Redistributions of source code must retain the above copyright
00011 //     notice, this list of conditions and the following disclaimer.
00012 // 
00013 //  2. Redistributions in binary form must reproduce the above copyright
00014 //     notice, this list of conditions and the following disclaimer in the
00015 //     documentation and/or other materials provided with the distribution.
00016 // 
00017 //  3. The name of the authors may not be used to endorse or promote
00018 //     products derived from this software without specific prior written
00019 //     permission.
00020 // 
00021 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
00022 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00023 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
00024 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00025 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00026 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00027 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00028 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00029 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00030 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00031 // 
00032 // This file is part of the PLearn library. For more information on the PLearn
00033 // library, go to the PLearn Web site at www.plearn.org
00034 
00035 /* *******************************************************      
00036    * $Id: SurfaceMesh.h,v 1.13 2005/12/29 13:44:35 lamblinp Exp $ 
00037    ******************************************************* */
00038 
00039 // Authors: Pascal Lamblin
00040 
00044 #ifndef SurfaceMesh_INC
00045 #define SurfaceMesh_INC
00046 
00047 #include <plearn/base/stringutils.h>
00048 #include <plearn/base/Object.h>
00049 #include "mesh_decl.h"
00050 #include "MeshFace.h"
00051 
00052 
00053 namespace PLearn {
00054 using namespace std;
00055 
00056 class SurfaceMesh;
00057 typedef PP<SurfaceMesh> SurfMesh;
00058 
00059 
00060 class SurfaceMesh: public Object
00061 {
00062 
00063 private:
00064   
00065   typedef Object inherited;
00066 
00067 protected:
00068   // *********************
00069   // * protected options *
00070   // *********************
00071 
00072   MGraph mg;
00073   bool computed_vtx_norm;
00074 
00075 public:
00076 
00077   // ************************
00078   // * public build options *
00079   // ************************
00080 
00081   Graph p_mesh;
00082   string mesh_type;
00083 
00087   int verbosity;
00088 
00089   // ****************
00090   // * Constructors *
00091   // ****************
00092 
00094   SurfaceMesh();
00095 
00097   SurfaceMesh( Graph g );
00098 
00100   SurfaceMesh( const SurfaceMesh& m );
00101 
00102 
00104   virtual ~SurfaceMesh();
00105 
00106 
00107   // ******************
00108   // * Object methods *
00109   // ******************
00110 
00111 private: 
00113   void build_();
00114 
00115 protected: 
00117   static void declareOptions(OptionList& ol);
00118 
00119 public:
00120   // Declares other standard object methods.
00121   PLEARN_DECLARE_OBJECT(SurfaceMesh);
00122 
00123   // simply calls inherited::build() then build_() 
00124   virtual void build();
00125 
00127   // (PLEASE IMPLEMENT IN .cc)
00128   virtual void makeDeepCopyFromShallowCopy(CopiesMap& copies);
00129 
00130 protected:
00131   virtual bool readVRMLCoordinate3_( ifstream& in,
00132                                     TVec<vertex_descriptor>& vertices,
00133                                     Mat vtx_features = Mat() );
00134   virtual bool readVRMLIndexedFaceSet_( ifstream& in,
00135                                         TVec<vertex_descriptor>& vertices );
00136   virtual bool readVRMLIndexedLineSet_( ifstream& in,
00137                                         TVec<vertex_descriptor>& vertices );
00138 
00139   virtual void writeVRMLCoordinate3_(
00140     ofstream& out,
00141     map< vertex_descriptor, int >& pts_indices );
00142   virtual void writeVRMLIndexedFaceSet_(
00143     ofstream& out,
00144     map< vertex_descriptor, int >& pts_indices );
00145   virtual void writeVRMLIndexedLineSet_(
00146     ofstream& out,
00147     map< vertex_descriptor, int >& pts_indices );
00148 
00149 public:
00150   virtual bool readVRMLFile( string filename, Mat vtx_features = Mat() );
00151   virtual bool readVRMLIndexedFaceSet( string filename,
00152                                        Mat vtx_features = Mat() );
00153   virtual bool readVRMLIndexedLineSet( string filename,
00154                                        Mat vtx_features = Mat() );
00155 
00156   virtual void writeVRMLFile( string filename );
00157   virtual void writeVRMLIndexedFaceSet( string filename );
00158   virtual void writeVRMLIndexedLineSet( string filename );
00159   virtual void writeVRMLBoundaries( string filename );
00160 
00161   virtual int createSurfaceMesh(); // to fix
00162 
00163   virtual vertex_descriptor addVertex( MVertex mv );
00164   virtual vertex_descriptor addVertex( Vec coord, Vec features = Vec() );
00165   virtual vertex_descriptor addVertex( real x, real y, real z );
00166 
00167   virtual void delVertex( vertex_descriptor vtx );
00168   virtual MVertex getVertex( vertex_descriptor vtx );
00169   virtual void setVertex( vertex_descriptor vtx, const MVertex& mv );
00170 
00171   virtual Mat getVertexCoords();
00172   virtual Mat getVertexCoordsAndFeatures();
00173   virtual void setVertexCoords( const Mat& coords );
00174   virtual void setVertexFeatures( const Mat& features );
00175   virtual void setVertexCoordsAndFeatures( const Mat& coords,
00176                                            const Mat& features );
00177   virtual int numVertices();
00178   virtual TVec< vertex_descriptor > getVertexDescriptors();
00179 
00180   virtual Mat getVertexNorms();
00181   virtual void setVertexNorms( const Mat& coords );
00182 
00183   virtual edge_descriptor addEdge( vertex_descriptor first,
00184                                    vertex_descriptor second,
00185                                    MEdge me = new MeshEdge() );
00186 
00187   virtual void delEdge( edge_descriptor ed );
00188   virtual MEdge getEdge( edge_descriptor ed );
00189   virtual void setEdge( edge_descriptor ed, const MEdge& me );
00190   virtual int numEdges();
00191 
00192   virtual int addFace( MFace mf );
00193   virtual int addFace( TVec<vertex_descriptor> pts );
00194   virtual int addFace( vertex_descriptor first,
00195                        vertex_descriptor second,
00196                        vertex_descriptor third );
00197 
00198   virtual void delFace( int face_index );
00199   virtual MFace getFace( int face_index );
00200   virtual void setFace( int face_index, const MFace& mf );
00201   virtual int numFaces();
00202   virtual TVec< set<int> > cacheNeighborFaces();
00203 
00204   virtual int buildEdges();
00205   virtual int buildBoundaries();
00206 
00207   virtual real getResolution();
00208   virtual void setResolution( real resolution );
00209   virtual real computeResolution();
00210 
00211   virtual void findNormals();
00212   virtual real averageSphereRadius();
00213   virtual int delOrphanVertices();
00214 
00215   virtual Mat boundingBox();
00216 
00217 
00218   // ******************
00219   // * Static methods *
00220   // ******************
00221 
00222 //  static int compare( const SurfaceMesh& e, const SurfaceMesh& f );
00223 
00224 };
00225 
00226 // Declares a few other classes and functions related to this class
00227 DECLARE_OBJECT_PTR(SurfaceMesh);
00228 
00229 std::pair< edge_descriptor, bool >
00230   add_edge_ifnew( const vertex_descriptor& u, const vertex_descriptor& v,
00231                   const graph::edge_property_type& ep, graph& g );
00232 
00233 std::pair< edge_descriptor, bool >
00234   add_edge_ifnew( const vertex_descriptor& u, const vertex_descriptor& v,
00235                   graph& g );
00236 
00237 } // end of namespace PLearn
00238 
00239 #endif
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