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cgma
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00001 //------------------------------------------------------------------------- 00002 // Filename : OCCQueryEngine.hpp 00003 // 00004 // Purpose : OCC geometry engine. 00005 // 00006 // This class is implemented as a Singleton pattern. Only 00007 // one instance is created and it is accessed through the 00008 // {instance()} static member function. 00009 // 00010 // Special Notes : 00011 // 00012 // Creator : Jane Hu 00013 // 00014 // Creation Date : 10/07 00015 // 00016 //------------------------------------------------------------------------- 00017 00018 #ifndef OCC_GEOMETRY_ENGINE_HPP 00019 #define OCC_GEOMETRY_ENGINE_HPP 00020 00021 // ********** BEGIN STANDARD INCLUDES ********** 00022 00023 #include <typeinfo> 00024 #if !defined(NT) && !defined(CANT_USE_STD) 00025 using std::type_info; 00026 #endif 00027 00028 // ********** END STANDARD INCLUDES ********** 00029 #include "TDF_Label.hxx" 00030 // ********** BEGIN CUBIT INCLUDES ********** 00031 #include "CubitFileIOWrapper.hpp" 00032 #include "GeometryQueryEngine.hpp" 00033 #include "Handle_TDocStd_Document.hxx" 00034 #include <map> 00035 00036 // ********** END CUBIT INCLUDES ********** 00037 00038 // ********** BEGIN FORWARD DECLARATIONS 00039 class BRep_Builder; 00040 class TopologyEntity; 00041 class TopologyBridge; 00042 class RefEntity; 00043 class Body; 00044 class Shell; 00045 class ShellSM; 00046 class Loop; 00047 class Chain; 00048 class LoopSM; 00049 class RefVolume; 00050 class RefFace; 00051 class RefEdge; 00052 class RefVertex; 00053 class TBPoint; 00054 class Curve; 00055 class Surface; 00056 class Lump; 00057 class BodySM; 00058 00059 class GeometryEntity; 00060 class BodySM; 00061 class ShellSM; 00062 class Surface; 00063 class Curve; 00064 class CoEdgeSM; 00065 class TopologyEntity; 00066 class CubitBox; 00067 class CubitString; 00068 class CubitSimpleAttrib; 00069 00070 class OtherSolidModelingEntity; 00071 class OCCLump; 00072 class OCCShell; 00073 class OCCLoop; 00074 class OCCSurface; 00075 class OCCBody; 00076 class OCCCoEdge; 00077 class OCCCurve; 00078 class OCCPoint; 00079 00080 class TopTools_DataMapOfShapeInteger; 00081 class BRepAlgoAPI_BooleanOperation; 00082 class TopTools_IndexedMapOfShape; 00083 class BRepBuilderAPI_ModifyShape; 00084 class TopoDS_Vertex; 00085 class TopoDS_Edge; 00086 class TopoDS_Shape; 00087 class TopoDS_Wire; 00088 class TopoDS_Face; 00089 class TopoDS_Solid; 00090 class TopoDS_Shell; 00091 class TopoDS_Compound; 00092 // ********** END FORWARD DECLARATIONS ********** 00093 00094 // ********** BEGIN MACRO DEFINITIONS ********** 00095 // ********** END MACRO DEFINITIONS ********** 00096 00097 // ********** BEGIN ENUM DEFINITIONS ********** 00098 00099 // ********** END ENUM DEFINITIONS ********** 00100 class OCCQueryEngine : public GeometryQueryEngine 00101 { 00102 public: 00103 // ********** BEGIN FRIEND DECLARATIONS ********** 00104 friend class OCCSurface; 00105 00106 // ********** END FRIEND DECLARATIONS ********** 00107 00108 //HEADER- Constructor and Destructor 00109 00110 static OCCQueryEngine* instance(); 00111 //- Singleton pattern 00112 //- Controlled access and creation of the sole instance of this class. 00113 00114 CubitBoolean EXPORT_ATTRIB; 00115 00116 void copy_attributes(TopoDS_Shape& old_shape, 00117 TopoDS_Shape& new_shape); 00118 00119 int update_OCC_map(TopoDS_Shape& old_shape, TopoDS_Shape& new_shape); 00120 00121 virtual ~OCCQueryEngine(); 00122 00123 const char* modeler_type() 00124 { return "OCC"; } 00125 00126 TopoDS_Shape *get_TopoDS_Shape_of_entity( TopologyBridge * entity); 00127 00128 void body_attributes_for_writing(DLIList<OCCBody*> &OCC_bodies, //input 00129 BRep_Builder &B, //input 00130 TopoDS_Compound &Co, //input and output, 00131 DLIList<OCCLump*> &single_lumps, //output 00132 DLIList< DLIList<CubitSimpleAttrib>*> &lists); 00133 00134 int get_major_version(); 00135 00136 int get_minor_version(); 00137 00138 int get_subminor_version(); 00139 00140 CubitString get_engine_version_string(); 00141 00142 //HEADER- RTTI and safe casting functions. 00143 00144 virtual const type_info& entity_type_info() const ; 00145 //R- The geometric modeler type 00146 //- This function returns the type of the geometric modeler. 00147 00148 virtual CubitBoolean is_solid_modeler_type() const 00149 {return CUBIT_FALSE;} 00150 //R CubitBoolean 00151 //R- This is not a solid modeling engine. 00152 //HEADER- Functions for importing and exporting solid models. 00153 00154 virtual CubitStatus restore_transform( BodySM* body ); 00155 00156 using GeometryQueryEngine::get_graphics; 00157 00158 virtual CubitStatus get_graphics( Surface* surface_ptr, 00159 GMem* gMem, 00160 unsigned short normal_tolerance = 15, 00161 double distance_tolerance = 0, 00162 double longest_edge = 0) const; 00163 CubitStatus get_graphics( TopoDS_Face* face_ptr, 00164 GMem* g_mem, 00165 unsigned short normal_tolerance = 15, 00166 double distance_tolerance = 0, 00167 double max_edge_length = 0) const; 00168 00169 00170 virtual CubitStatus get_graphics( Curve* curve_ptr, 00171 GMem* gMem = NULL, 00172 double angle_tolerance=0, 00173 double distance_tolerance=0, 00174 double max_edge_length = 0.0 ) const; 00175 00176 00177 00178 CubitStatus get_graphics( TopoDS_Edge* edge_ptr, 00179 GMem* gMem = NULL, 00180 double angle_tolerance = 0, 00181 double distance_tolerance = 0, 00182 double max_edge_length = 0 ) const; 00183 00184 00185 //R CubitStatus 00186 //R- CUBIT_SUCCESS/CUBIT_FAILURE 00187 //I ref_edge_ptr 00188 //I- The RefEdge for which hoops facetting information will be 00189 //I- gathered. 00190 //O numSteps 00191 //O- The number of points in resulting polyline. 00192 //O gMem 00193 //O- The storage place for edges, involved in facetting. 00194 //I tolerance 00195 //I- The tolerance deviation used when facetting the curve (optional 00196 //I- and currently IGNORED by this engine). 00197 //- This function gathers and outputs edge information for 00198 //- hoops involved in facetting a RefEdge. If all goes well, 00199 //- CUBIT_SUCCESS is returned. Otherwise, CUBIT_FAILURE is 00200 //- returned. 00201 00202 virtual CubitStatus fire_ray( CubitVector &origin, 00203 CubitVector &direction, 00204 DLIList<TopologyBridge*> &at_entity_list, 00205 DLIList<double> &ray_params, 00206 int max_hits = 0, 00207 double ray_radius = 0.0, 00208 DLIList<TopologyBridge*> *hit_entity_list=0 ) const ; 00209 //- Fire a ray at specified entities, returning the parameters (distances) 00210 //- along the ray and optionally the entities hit. Returned lists are 00211 //- appended to. Input entities can be any of bodies, volumes, faces, 00212 //- edges or vertices. Optionally you can specify the maximum number of 00213 //- hits to return (default = 0 = unlimited), and the ray radius to use for 00214 //- intersecting the entities (default = 0.0 = use modeller default). 00215 00216 virtual CubitStatus get_isoparametric_points(Surface* , 00217 int&, int&, 00218 GMem*&) const; 00219 00220 virtual CubitStatus get_u_isoparametric_points(Surface* ref_face_ptr, 00221 double v, int& n, 00222 GMem *&gMem) const; 00223 00224 virtual CubitStatus get_v_isoparametric_points(Surface* ref_face_ptr, 00225 double u, int&n, 00226 GMem *&gMem) const; 00227 00228 virtual CubitStatus transform_vec_position( 00229 CubitVector const& , 00230 BodySM *, 00231 CubitVector & ) const; 00232 00233 virtual CubitStatus get_intersections( Curve*, CubitVector& point1, 00234 CubitVector&, 00235 DLIList<CubitVector>& , 00236 CubitBoolean, 00237 CubitBoolean ); 00238 00239 virtual CubitStatus get_intersections( Curve* , Curve* , 00240 DLIList<CubitVector>& , 00241 CubitBoolean, 00242 CubitBoolean ); 00243 virtual CubitStatus get_intersections( Curve* ref_edge, Surface* ref_face, 00244 DLIList<CubitVector>& intersection_list, 00245 CubitBoolean bounded = CUBIT_FALSE ); 00246 00247 virtual CubitStatus entity_extrema( DLIList<GeometryEntity*> &ref_entity_list, 00248 const CubitVector *dir1, 00249 const CubitVector *dir2, 00250 const CubitVector *dir3, 00251 CubitVector &extrema, 00252 GeometryEntity *&extrema_entity_ptr ); 00253 //- Gets the extrema position along the first given direction. If there 00254 //- is more than one extrema position, the other directions will be used 00255 //- to determine a unique position. Directions 2 and 3 can be NULL. 00256 //- Entities supported include bodies, volumes, surfaces, curves and 00257 //- vertices. The entity the extrema is found on is also returned. 00258 00259 virtual CubitStatus entity_entity_distance( GeometryEntity *ref_entity_ptr1, 00260 GeometryEntity *ref_entity_ptr2, 00261 CubitVector &pos1, CubitVector &pos2, 00262 double &distance ); 00263 //- Gets the minimum distance between two entities and the closest positions 00264 //- on those entities. Supports vertices, curves, surfaces, volumes and bodies. 00265 00266 virtual CubitStatus export_solid_model( DLIList<TopologyBridge*>& bridge_list, 00267 const char* file_name, 00268 Model_File_Type file_type, 00269 const CubitString &cubit_version, 00270 ModelExportOptions &export_options ); 00271 00272 00273 // write shapes to buffer as binary format 00274 virtual CubitStatus export_solid_model( DLIList<TopologyBridge*>& ref_entity_list, 00275 char*& p_buffer, 00276 int& n_buffer_size, 00277 bool b_export_buffer); 00278 00279 virtual CubitStatus save_temp_geom_file( DLIList<TopologyBridge*>& ref_entity_list, 00280 const char *file_name, 00281 const CubitString &cubit_version, 00282 CubitString &created_file, 00283 CubitString &created_file_type ); 00284 00285 virtual CubitStatus import_temp_geom_file(FILE* file_ptr, 00286 const char* file_name, 00287 Model_File_Type file_type, 00288 DLIList<TopologyBridge*> &bridge_list ); 00289 00290 virtual CubitStatus import_solid_model(const char* file_name, 00291 Model_File_Type file_type, 00292 DLIList<TopologyBridge*>& imported_entities, 00293 ModelImportOptions& options); 00294 virtual CubitStatus import_solid_model(DLIList<TopologyBridge*> &imported_entities, 00295 const char* pBuffer, 00296 const int n_buffer_size); 00297 00298 CubitStatus unhook_BodySM_from_OCC( BodySM* bodysm, 00299 bool remove_lower_entities=CUBIT_TRUE)const; 00300 CubitStatus unhook_Surface_from_OCC( Surface* surface) const; 00301 CubitStatus unhook_Curve_from_OCC( Curve* curve) const; 00302 CubitStatus unhook_Point_from_OCC( TBPoint* point) const; 00303 void bound_TopoDS_Shape(const TopoDS_Shape & aShape); 00304 00305 private: 00306 CubitStatus import_solid_model(FILE *file_ptr, 00307 const char* /*file_type*/, 00308 DLIList<TopologyBridge*> &imported_entities, 00309 CubitBoolean print_results = CUBIT_TRUE, 00310 const char* logfile_name = NULL, 00311 CubitBoolean heal_step = CUBIT_TRUE, 00312 CubitBoolean import_bodies = CUBIT_TRUE, 00313 CubitBoolean import_surfaces = CUBIT_TRUE, 00314 CubitBoolean import_curves = CUBIT_TRUE, 00315 CubitBoolean import_vertices = CUBIT_TRUE, 00316 CubitBoolean free_surfaces = CUBIT_TRUE); 00317 00318 CubitStatus unhook_Lump_from_OCC( Lump* lump ) const; 00319 CubitStatus unhook_ShellSM_from_OCC( ShellSM* shell ) const; 00320 CubitStatus unhook_CoEdges_from_OCC( DLIList<OCCCoEdge*>& coedges) const; 00321 CubitStatus unhook_LoopSM_from_OCC( LoopSM* loopsm) const; 00322 CubitStatus delete_loop( LoopSM* loopsm)const; 00323 void unhook_coedges_of_a_curve(OCCCurve* curve, 00324 OCCLoop* loop)const; 00325 00326 void add_shape_to_map(TopoDS_Shape& sh, 00327 TopoDS_Shape& aShape, /*In, parent shape*/ 00328 int ¤t_id /*Out*/); 00329 public: 00330 virtual void delete_solid_model_entities(DLIList<BodySM*>& body_list)const; 00331 //- Deletes all solid model entities associated with the Bodies in 00332 //- the input list. 00333 void delete_bodies(DLIList<BodySM*>& body_list, 00334 bool remove_lower_entities =CUBIT_TRUE) const; 00335 using GeometryQueryEngine::delete_solid_model_entities; 00336 virtual CubitStatus delete_solid_model_entities( 00337 GeometryEntity* ref_entity_ptr, 00338 bool remove_lower_entities) const; 00339 virtual CubitStatus delete_solid_model_entities( BodySM* body_ptr)const; 00340 CubitStatus delete_body(BodySM* body_ptr , 00341 bool remove_lower_entities =CUBIT_TRUE) const; 00342 virtual CubitStatus delete_solid_model_entities(Surface* surf_ptr)const; 00343 virtual CubitStatus delete_solid_model_entities( Curve* curve_ptr)const; 00344 virtual CubitStatus delete_solid_model_entities( TBPoint* point_ptr)const; 00345 00346 virtual double get_sme_resabs_tolerance() const; // Gets solid modeler's resolution absolute tolerance 00347 virtual double set_sme_resabs_tolerance( double new_resabs ); 00348 00349 virtual CubitStatus set_int_option( const char* opt_name, int val ); 00350 virtual CubitStatus set_dbl_option( const char* opt_name, double val ); 00351 virtual CubitStatus set_str_option( const char* opt_name, const char* val ); 00352 //- Set solid modeler options 00353 00354 CubitStatus ensure_is_ascii_stl_file(FILE * fp, CubitBoolean &is_ascii); 00355 //- returns true in is_ascii if fp points to an ascii stl file 00356 00357 CubitStatus create_super_bounding_box( 00358 DLIList<BodySM*>& body_list, 00359 CubitBox& super_box ); 00360 00361 //ModifyShape refers to only Transform and GTransform for now (1/10/11) 00362 CubitStatus update_entity_shape(GeometryEntity* entity_ptr, 00363 BRepBuilderAPI_ModifyShape* aTranf, 00364 BRepAlgoAPI_BooleanOperation *op = NULL); 00365 00366 void set_TopoDS_Shape(TopologyBridge* tb, TopoDS_Shape& new_shape); 00367 CubitStatus translate( BodySM* body, const CubitVector& offset ); 00368 CubitStatus rotate ( BodySM* body, const CubitVector& axis, double angle ); 00369 CubitStatus scale ( BodySM* body, double factor ); 00370 CubitStatus scale ( BodySM* body, const CubitVector& factors ); 00371 CubitStatus reflect ( BodySM* body, const CubitVector& axis ); 00372 00373 CubitStatus translate( GeometryEntity* ent, const CubitVector& offset ); 00374 CubitStatus rotate ( GeometryEntity* ent, const CubitVector& axis, double degrees ); 00375 CubitStatus scale ( GeometryEntity* ent, double factor ); 00376 CubitStatus scale ( GeometryEntity* ent, const CubitVector& factors ); 00377 CubitStatus reflect ( GeometryEntity* ent, const CubitVector& axis ); 00378 00379 CubitStatus get_connected_patch( DLIList<OCCSurface*>& remaining_surfs, 00380 DLIList<OCCSurface*>& output_patch ); 00381 virtual CubitBoolean bodies_overlap (BodySM *body_ptr_1, 00382 BodySM *body_ptr_2 ) const; 00383 //R CubitBoolean 00384 //R- CUBIT_TRUE if the two bodies overlap, CUBIT_FALSE if they don't 00385 //R- overlap. If the bodies are touching the function 00386 //R- should return CUBIT_FALSE. 00387 //I body_ptr_1, body_ptr_2 00388 //I- The two body pointers that are being tested for overlap. 00389 //- The function uses the intersect call to test if the bodies 00390 //- are overlaping. The full intersect Boolean is needed to see if 00391 //- the bodies actually overlap and don't just touch. 00392 00393 TopologyBridge* occ_to_cgm(const TopoDS_Shape& shape); 00394 00395 virtual CubitBoolean volumes_overlap (Lump *lump1, Lump *lump2 ) const ; 00396 00397 DLIList<TopologyBridge*> populate_topology_bridge(TopoDS_Shape& aShape); 00398 BodySM* populate_topology_bridge(const TopoDS_Compound& aShape); 00399 Lump* populate_topology_bridge(const TopoDS_Solid& aShape, 00400 CubitBoolean build_body = CUBIT_FALSE); 00401 Surface* populate_topology_bridge(const TopoDS_Face& aShape, 00402 CubitBoolean build_body = CUBIT_FALSE); 00403 Curve* populate_topology_bridge(const TopoDS_Edge& aShape, 00404 CubitBoolean stand_along = CUBIT_FALSE ); 00405 TBPoint* populate_topology_bridge(const TopoDS_Vertex& aShape, 00406 CubitBoolean stand_along = CUBIT_FALSE); 00407 00408 OCCShell* populate_topology_bridge(const TopoDS_Shell& aShape, 00409 CubitBoolean standalone = CUBIT_FALSE ); 00410 DLIList<OCCBody*> *BodyList ; 00411 DLIList<OCCSurface*> *SurfaceList ; 00412 DLIList<OCCLoop*> *WireList; //standalone wire list 00413 DLIList<OCCCurve*> *CurveList ; 00414 Handle(TDocStd_Document) MyDF; 00415 TDF_Label mainLabel; 00416 TopTools_DataMapOfShapeInteger* OCCMap; 00417 std::map<int, TopologyBridge*>* OccToCGM; 00418 std::map<int, TDF_Label>* Shape_Label_Map; 00419 static int iTotalTBCreated ; 00420 static int total_coedges; 00421 protected: 00422 00423 OCCQueryEngine(); 00424 00425 private: 00426 00427 OCCLoop* populate_topology_bridge(const TopoDS_Wire& aShape, 00428 CubitBoolean standalone = CUBIT_FALSE); 00429 00430 CubitStatus write_topology( const char* file_name, 00431 Model_File_Type file_type, 00432 DLIList<OCCBody*> &facet_bodies, 00433 DLIList<OCCSurface*> &facet_surfaces, 00434 DLIList<OCCCurve*> &facet_curves, 00435 DLIList<OCCPoint*> &facet_points ); 00436 00437 CubitStatus write_topology( char*& p_buffer, 00438 int& n_buffer_size, 00439 bool b_export_buffer, 00440 DLIList<OCCBody*> &OCC_bodies, 00441 DLIList<OCCSurface*> &OCC_surfaces, 00442 DLIList<OCCCurve*> &OCC_curves, 00443 DLIList<OCCPoint*> &OCC_points); 00444 00445 CubitBoolean Write(const TopoDS_Shape& Sh, 00446 const Standard_CString File, 00447 TDF_Label label); 00448 00449 CubitBoolean Write(const TopoDS_Shape& Sh, 00450 char*& p_buffer, 00451 int& n_buffer_size, 00452 bool b_export_buffer, 00453 TDF_Label label); 00454 00455 CubitBoolean Read(TopoDS_Shape& Shapes, 00456 const Standard_CString File, 00457 TDF_Label label); 00458 00459 CubitBoolean Read(TopoDS_Shape& Sh, 00460 const char* pBuffer, 00461 const int n_buffer_size, 00462 TDF_Label label); 00463 00464 static OCCQueryEngine* instance_; 00465 //- static pointer to unique instance of this class 00466 }; 00467 00468 // ********** BEGIN INLINE FUNCTIONS ********** 00469 // ********** END INLINE FUNCTIONS ********** 00470 00471 // ********** BEGIN FRIEND FUNCTIONS ********** 00472 // ********** END FRIEND FUNCTIONS ********** 00473 00474 // ********** BEGIN EXTERN FUNCTIONS ********** 00475 // ********** END EXTERN FUNCTIONS ********** 00476 00477 // ********** BEGIN HELPER CLASS DECLARATIONS ********** 00478 // ********** END HELPER CLASS DECLARATIONS ********** 00479 00480 #endif
1.7.6.1 
