mirror of
https://github.com/NGSolve/netgen.git
synced 2024-11-15 10:28:34 +05:00
474 lines
16 KiB
C++
474 lines
16 KiB
C++
#ifndef NGINTERFACE
|
|
#define NGINTERFACE
|
|
|
|
|
|
|
|
|
|
|
|
/**************************************************************************/
|
|
/* File: nginterface.h */
|
|
/* Author: Joachim Schoeberl */
|
|
/* Date: 20. Nov. 99 */
|
|
/**************************************************************************/
|
|
|
|
#include "mydefs.hpp"
|
|
#include <meshing/visual_interface.hpp>
|
|
|
|
/*
|
|
Application program interface to Netgen
|
|
|
|
*/
|
|
|
|
// max number of nodes per element
|
|
#define NG_ELEMENT_MAXPOINTS 20
|
|
|
|
// max number of nodes per surface element
|
|
#define NG_SURFACE_ELEMENT_MAXPOINTS 8
|
|
|
|
// #ifndef PARALLEL
|
|
// typedef int MPI_Comm;
|
|
// #endif
|
|
// namespace netgen { extern DLL_HEADER ngcore::NgMPI_Comm ng_comm; }
|
|
|
|
|
|
// implemented element types:
|
|
enum NG_ELEMENT_TYPE {
|
|
NG_PNT = 0,
|
|
NG_SEGM = 1, NG_SEGM3 = 2,
|
|
NG_TRIG = 10, NG_QUAD=11, NG_TRIG6 = 12, NG_QUAD6 = 13, NG_QUAD8 = 14,
|
|
NG_TET = 20, NG_TET10 = 21,
|
|
NG_PYRAMID = 22, NG_PRISM = 23, NG_PRISM12 = 24, NG_PRISM15 = 27, NG_PYRAMID13 = 28,
|
|
NG_HEX = 25, NG_HEX20 = 26, NG_HEX7 = 29
|
|
};
|
|
|
|
typedef double NG_POINT[3]; // coordinates
|
|
typedef int NG_EDGE[2]; // initial point, end point
|
|
typedef int NG_FACE[4]; // points, last one is 0 for trig
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
// load geometry from file
|
|
DLL_HEADER void Ng_LoadGeometry (const char * filename);
|
|
|
|
// load netgen mesh
|
|
DLL_HEADER void Ng_LoadMesh (const char * filename, ngcore::NgMPI_Comm comm = ngcore::NgMPI_Comm{});
|
|
|
|
// load netgen mesh
|
|
DLL_HEADER void Ng_LoadMeshFromString (const char * mesh_as_string);
|
|
|
|
// space dimension (2 or 3)
|
|
DLL_HEADER int Ng_GetDimension ();
|
|
|
|
// number of mesh points
|
|
DLL_HEADER int Ng_GetNP ();
|
|
|
|
// number of mesh vertices (differs from GetNP for 2nd order elements)
|
|
DLL_HEADER int Ng_GetNV ();
|
|
|
|
// number of mesh elements
|
|
DLL_HEADER int Ng_GetNE ();
|
|
|
|
// number of surface triangles
|
|
DLL_HEADER int Ng_GetNSE ();
|
|
|
|
// Get Point coordinates, index from 1 .. np
|
|
DLL_HEADER void Ng_GetPoint (int pi, double * p);
|
|
|
|
// Get Element Points
|
|
DLL_HEADER NG_ELEMENT_TYPE Ng_GetElement (int ei, int * epi, int * np = 0);
|
|
|
|
// Get Element Type
|
|
DLL_HEADER NG_ELEMENT_TYPE Ng_GetElementType (int ei);
|
|
|
|
// Get sub-domain of element ei
|
|
DLL_HEADER int Ng_GetElementIndex (int ei);
|
|
|
|
DLL_HEADER void Ng_SetElementIndex(const int ei, const int index);
|
|
|
|
// Get Material of element ei
|
|
DLL_HEADER const char * Ng_GetElementMaterial (int ei);
|
|
|
|
// Get Material of domain dom
|
|
DLL_HEADER const char * Ng_GetDomainMaterial (int dom);
|
|
|
|
// Get User Data
|
|
DLL_HEADER int Ng_GetUserDataSize (char * id);
|
|
DLL_HEADER void Ng_GetUserData (char * id, double * data);
|
|
|
|
// Get Surface Element Points
|
|
DLL_HEADER NG_ELEMENT_TYPE Ng_GetSurfaceElement (int ei, int * epi, int * np = 0);
|
|
|
|
// Get Surface Element Type
|
|
DLL_HEADER NG_ELEMENT_TYPE Ng_GetSurfaceElementType (int ei);
|
|
|
|
// Get Surface Element Index
|
|
DLL_HEADER int Ng_GetSurfaceElementIndex (int ei);
|
|
|
|
// Get Surface Element Surface Number
|
|
DLL_HEADER int Ng_GetSurfaceElementSurfaceNumber (int ei);
|
|
|
|
// Get Surface Element Number
|
|
DLL_HEADER int Ng_GetSurfaceElementFDNumber (int ei);
|
|
|
|
// Get BCName for Surface Element
|
|
DLL_HEADER char * Ng_GetSurfaceElementBCName (int ei);
|
|
//void Ng_GetSurfaceElementBCName (int ei, char * name);
|
|
|
|
// Get BCName for bc-number
|
|
DLL_HEADER char * Ng_GetBCNumBCName (int bcnr);
|
|
//void Ng_GetBCNumBCName (int bcnr, char * name);
|
|
|
|
// Get BCName for bc-number of co dim 2
|
|
DLL_HEADER char * Ng_GetCD2NumCD2Name (int cd2nr);
|
|
|
|
// Get normal vector of surface element node
|
|
// DLL_HEADER void Ng_GetNormalVector (int sei, int locpi, double * nv);
|
|
|
|
|
|
DLL_HEADER void Ng_SetPointSearchStartElement(int el);
|
|
|
|
// Find element of point, returns local coordinates
|
|
DLL_HEADER int Ng_FindElementOfPoint (double * p, double * lami,
|
|
int build_searchtrees = 0,
|
|
const int * const indices = NULL, const int numind = 0);
|
|
|
|
// Find surface element of point, returns local coordinates
|
|
DLL_HEADER int Ng_FindSurfaceElementOfPoint (double * p, double * lami,
|
|
int build_searchtrees = 0,
|
|
const int * const indices = NULL, const int numind = 0);
|
|
|
|
|
|
// is element ei curved ?
|
|
DLL_HEADER int Ng_IsElementCurved (int ei);
|
|
// is element sei curved ?
|
|
DLL_HEADER int Ng_IsSurfaceElementCurved (int sei);
|
|
|
|
/// Curved Elements:
|
|
/// xi..local coordinates
|
|
/// x ..global coordinates
|
|
/// dxdxi...D x D Jacobian matrix (row major storage)
|
|
DLL_HEADER void Ng_GetElementTransformation (int ei, const double * xi,
|
|
double * x, double * dxdxi);
|
|
|
|
|
|
/// buffer must be at least 100 doubles, alignment of double
|
|
DLL_HEADER void Ng_GetBufferedElementTransformation (int ei, const double * xi,
|
|
double * x, double * dxdxi,
|
|
void * buffer, int buffervalid);
|
|
|
|
|
|
|
|
/// Curved Elements:
|
|
/// xi..local coordinates
|
|
/// x ..global coordinates
|
|
/// dxdxi...D x D-1 Jacobian matrix (row major storage)
|
|
/// curved ...is element curved ?
|
|
DLL_HEADER void Ng_GetSurfaceElementTransformation (int sei, const double * xi,
|
|
double * x, double * dxdxi);
|
|
|
|
/// Curved Elements:
|
|
/// xi..local coordinates
|
|
/// sxi..step xi
|
|
/// x ..global coordinates
|
|
/// dxdxi...D x D Jacobian matrix (row major storage)
|
|
DLL_HEADER void Ng_GetMultiElementTransformation (int ei, int n,
|
|
const double * xi, size_t sxi,
|
|
double * x, size_t sx,
|
|
double * dxdxi, size_t sdxdxi);
|
|
|
|
|
|
|
|
DLL_HEADER int Ng_GetSegmentIndex (int elnr);
|
|
DLL_HEADER NG_ELEMENT_TYPE Ng_GetSegment (int elnr, int * epi, int * np = 0);
|
|
|
|
|
|
|
|
|
|
// Mark element for refinement
|
|
DLL_HEADER void Ng_SetRefinementFlag (int ei, int flag);
|
|
DLL_HEADER void Ng_SetSurfaceRefinementFlag (int sei, int flag);
|
|
|
|
// Do local refinement
|
|
enum NG_REFINEMENT_TYPE { NG_REFINE_H = 0, NG_REFINE_P = 1, NG_REFINE_HP = 2 };
|
|
DLL_HEADER void Ng_Refine (NG_REFINEMENT_TYPE reftype);
|
|
|
|
// Use second order elements
|
|
DLL_HEADER void Ng_SecondOrder ();
|
|
DLL_HEADER void Ng_HighOrder (int order, bool rational = false);
|
|
//void Ng_HPRefinement (int levels, double parameter = 0.125);
|
|
DLL_HEADER void Ng_HPRefinement (int levels, double parameter = 0.125,
|
|
bool setorders = true,bool ref_level = false);
|
|
// void Ng_HPRefinement (int levels);
|
|
// void Ng_HPRefinement (int levels, double parameter);
|
|
|
|
|
|
// Topology and coordinate information of master element:
|
|
|
|
DLL_HEADER int Ng_ME_GetNVertices (NG_ELEMENT_TYPE et);
|
|
DLL_HEADER int Ng_ME_GetNEdges (NG_ELEMENT_TYPE et);
|
|
DLL_HEADER int Ng_ME_GetNFaces (NG_ELEMENT_TYPE et);
|
|
|
|
DLL_HEADER const NG_POINT * Ng_ME_GetVertices (NG_ELEMENT_TYPE et);
|
|
DLL_HEADER const NG_EDGE * Ng_ME_GetEdges (NG_ELEMENT_TYPE et);
|
|
DLL_HEADER const NG_FACE * Ng_ME_GetFaces (NG_ELEMENT_TYPE et);
|
|
|
|
DLL_HEADER void Ng_UpdateTopology();
|
|
|
|
DLL_HEADER int Ng_GetNEdges();
|
|
DLL_HEADER int Ng_GetNFaces();
|
|
|
|
[[deprecated("orientation is not supported anymore")]]
|
|
DLL_HEADER int Ng_GetElement_Edges (int elnr, int * edges, int * orient = 0);
|
|
// [[deprecated("orientation is not supported anymore")]]
|
|
DLL_HEADER int Ng_GetElement_Faces (int elnr, int * faces, int * orient = 0);
|
|
[[deprecated("orientation is not supported anymore")]]
|
|
DLL_HEADER int Ng_GetSurfaceElement_Edges (int selnr, int * edges, int * orient = 0);
|
|
// [[deprecated("orientation is not supported anymore")]]
|
|
DLL_HEADER int Ng_GetSurfaceElement_Face (int selnr, int * orient = 0);
|
|
|
|
DLL_HEADER void Ng_GetSurfaceElementNeighbouringDomains(const int selnr, int & in, int & out);
|
|
|
|
DLL_HEADER int Ng_GetFace_Vertices (int fnr, int * vert);
|
|
DLL_HEADER void Ng_GetEdge_Vertices (int ednr, int * vert);
|
|
DLL_HEADER int Ng_GetFace_Edges (int fnr, int * edge);
|
|
|
|
DLL_HEADER int Ng_GetNVertexElements (int vnr);
|
|
DLL_HEADER void Ng_GetVertexElements (int vnr, int * els);
|
|
|
|
DLL_HEADER int Ng_GetElementOrder (int enr);
|
|
DLL_HEADER void Ng_GetElementOrders (int enr, int * ox, int * oy, int * oz);
|
|
|
|
DLL_HEADER void Ng_SetElementOrder (int enr, int order);
|
|
DLL_HEADER void Ng_SetElementOrders (int enr, int ox, int oy, int oz);
|
|
|
|
DLL_HEADER int Ng_GetSurfaceElementOrder (int enr);
|
|
DLL_HEADER void Ng_GetSurfaceElementOrders (int enr, int * ox, int * oy);
|
|
|
|
DLL_HEADER void Ng_SetSurfaceElementOrder (int enr, int order);
|
|
DLL_HEADER void Ng_SetSurfaceElementOrders (int enr, int ox, int oy);
|
|
|
|
// Multilevel functions:
|
|
|
|
// number of levels:
|
|
DLL_HEADER int Ng_GetNLevels ();
|
|
// get two parent nodes (indeed vertices !) of node ni
|
|
DLL_HEADER void Ng_GetParentNodes (int ni, int * parents);
|
|
|
|
// get parent element (first child has always same number)
|
|
DLL_HEADER int Ng_GetParentElement (int ei);
|
|
|
|
// get parent surface element (first child has always same number)
|
|
DLL_HEADER int Ng_GetParentSElement (int ei);
|
|
|
|
// representant of anisotropic cluster
|
|
DLL_HEADER int Ng_GetClusterRepVertex (int vi);
|
|
DLL_HEADER int Ng_GetClusterRepEdge (int edi);
|
|
DLL_HEADER int Ng_GetClusterRepFace (int fai);
|
|
DLL_HEADER int Ng_GetClusterRepElement (int eli);
|
|
|
|
|
|
void Ng_SurfaceElementTransformation (int eli, double x, double y,
|
|
double * p3d, double * jacobian);
|
|
|
|
#ifdef PARALLEL
|
|
|
|
// the following functions are 0-base !!
|
|
|
|
// number on distant processor
|
|
// returns pairs (dist_proc, num_on_dist_proc)
|
|
int NgPar_GetDistantNodeNums ( int nodetype, int locnum, int * pnums );
|
|
int NgPar_GetNDistantNodeNums ( int nodetype, int locnum );
|
|
|
|
DLL_HEADER int NgPar_GetGlobalNodeNum (int nodetype, int locnum);
|
|
|
|
#endif
|
|
|
|
namespace netgen {
|
|
// #include "../visualization/soldata.hpp"
|
|
class SolutionData;
|
|
class MouseEventHandler;
|
|
class UserVisualizationObject;
|
|
}
|
|
|
|
enum Ng_SolutionType
|
|
{ NG_SOLUTION_NODAL = 1,
|
|
NG_SOLUTION_ELEMENT = 2,
|
|
NG_SOLUTION_SURFACE_ELEMENT = 3,
|
|
NG_SOLUTION_NONCONTINUOUS = 4,
|
|
NG_SOLUTION_SURFACE_NONCONTINUOUS = 5,
|
|
NG_SOLUTION_VIRTUAL_FUNCTION = 6,
|
|
NG_SOLUTION_MARKED_ELEMENTS = 10,
|
|
NG_SOLUTION_ELEMENT_ORDER = 11
|
|
};
|
|
|
|
struct Ng_SolutionData
|
|
{
|
|
std::string name; // name of gridfunction
|
|
std::string title = ""; // name of gridfunction ( printed on top of window )
|
|
std::string number_format = "%.3e"; // printf-style string to format colormap values
|
|
std::string unit = ""; // string to append to last number in colormap (ASCII only)
|
|
double * data; // solution values
|
|
int components; // relevant (double) components in solution vector
|
|
int dist; // # doubles per entry alignment!
|
|
int iscomplex; // complex vector ?
|
|
bool draw_surface;
|
|
bool draw_volume;
|
|
std::shared_ptr<netgen::BitArray> draw_surfaces, draw_volumes;
|
|
int order; // order of elements, only partially supported
|
|
Ng_SolutionType soltype; // type of solution function
|
|
netgen::SolutionData * solclass;
|
|
};
|
|
|
|
// initialize solution data with default arguments
|
|
DLL_HEADER void Ng_InitSolutionData (Ng_SolutionData * soldata);
|
|
// set solution data
|
|
DLL_HEADER void Ng_SetSolutionData (Ng_SolutionData * soldata);
|
|
/// delete gridfunctions
|
|
DLL_HEADER void Ng_ClearSolutionData();
|
|
// redraw
|
|
DLL_HEADER void Ng_Redraw(bool blocking = false);
|
|
///
|
|
DLL_HEADER void Ng_TclCmd(std::string cmd);
|
|
///
|
|
DLL_HEADER void Ng_SetMouseEventHandler (netgen::MouseEventHandler * handler);
|
|
///
|
|
DLL_HEADER void Ng_SetUserVisualizationObject (netgen::UserVisualizationObject * vis);
|
|
//
|
|
DLL_HEADER void Ng_SetVisualizationParameter (const char * name,
|
|
const char * value);
|
|
|
|
|
|
// number of periodic vertices
|
|
DLL_HEADER int Ng_GetNPeriodicVertices (int idnr);
|
|
// pairs should be an integer array of 2*npairs
|
|
DLL_HEADER void Ng_GetPeriodicVertices (int idnr, int * pairs);
|
|
|
|
// number of periodic edges
|
|
DLL_HEADER int Ng_GetNPeriodicEdges (int idnr);
|
|
// pairs should be an integer array of 2*npairs
|
|
DLL_HEADER void Ng_GetPeriodicEdges (int idnr, int * pairs);
|
|
|
|
DLL_HEADER void RunParallel ( void * (*fun)(void *), void * in);
|
|
|
|
DLL_HEADER void Ng_PushStatus (const char * str);
|
|
DLL_HEADER void Ng_PopStatus ();
|
|
DLL_HEADER void Ng_SetThreadPercentage (double percent);
|
|
DLL_HEADER void Ng_GetStatus (char ** str, double & percent);
|
|
|
|
DLL_HEADER void Ng_SetTerminate(void);
|
|
DLL_HEADER void Ng_UnSetTerminate(void);
|
|
DLL_HEADER int Ng_ShouldTerminate(void);
|
|
DLL_HEADER void Ng_SetRunning(int flag);
|
|
DLL_HEADER int Ng_IsRunning();
|
|
|
|
//// added by Roman Stainko ....
|
|
DLL_HEADER int Ng_GetVertex_Elements( int vnr, int* elems);
|
|
DLL_HEADER int Ng_GetVertex_SurfaceElements( int vnr, int* elems );
|
|
DLL_HEADER int Ng_GetVertex_NElements( int vnr );
|
|
DLL_HEADER int Ng_GetVertex_NSurfaceElements( int vnr );
|
|
|
|
|
|
#ifdef SOCKETS
|
|
int Ng_SocketClientOpen( const int port, const char * host );
|
|
void Ng_SocketClientWrite( const char * write, char ** reply);
|
|
void Ng_SocketClientClose ( void );
|
|
void Ng_SocketClientGetServerHost ( const int number, char ** host );
|
|
void Ng_SocketClientGetServerPort ( const int number, int * port );
|
|
void Ng_SocketClientGetServerClientID ( const int number, int * id );
|
|
#endif
|
|
|
|
DLL_HEADER void Ng_InitPointCurve(double red, double green, double blue);
|
|
DLL_HEADER void Ng_AddPointCurvePoint(const double * point);
|
|
|
|
|
|
// #ifdef PARALLEL
|
|
// void Ng_SetElementPartition ( int elnr, int part );
|
|
// int Ng_GetElementPartition ( int elnr );
|
|
// #endif
|
|
|
|
DLL_HEADER void Ng_SaveMesh ( const char * meshfile );
|
|
DLL_HEADER void Ng_Bisect ( const char * refinementfile );
|
|
|
|
// if qualityloss is not equal to NULL at input, a (1-based) list of qualitylosses (due to projection)
|
|
// is saved in *qualityloss, its size is the return value
|
|
DLL_HEADER int Ng_Bisect_WithInfo ( const char * refinementfile, double ** qualityloss);
|
|
|
|
typedef void * Ng_Mesh;
|
|
DLL_HEADER Ng_Mesh Ng_SelectMesh (Ng_Mesh mesh);
|
|
|
|
DLL_HEADER void Ng_GetArgs (int & argc, char ** &argv);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
The new node interface ...
|
|
it is 0-based !
|
|
*/
|
|
|
|
extern "C" {
|
|
|
|
/*
|
|
number of nodes of type nt
|
|
nt = 0 is Vertex
|
|
nt = 1 is Edge
|
|
nt = 2 is Face
|
|
nt = 3 is Cell
|
|
*/
|
|
DLL_HEADER int Ng_GetNNodes (int nt);
|
|
|
|
/*
|
|
closure nodes of node (nt, nodenr):
|
|
nodeset is bit-coded, bit 0 includes Vertices, bit 1 edges, etc
|
|
E.g., nodeset = 6 includes edge and face nodes
|
|
nodes consists of pairs of integers (nodetype, nodenr)
|
|
return value is number of nodes
|
|
*/
|
|
DLL_HEADER int Ng_GetClosureNodes (int nt, int nodenr, int nodeset, int * nodes);
|
|
|
|
|
|
/*
|
|
number of dim-dimensional elements
|
|
dim = 3 ... volume elements
|
|
dim = 2 ... surface elements
|
|
dim = 1 ... segments
|
|
dim = 0 ... not available
|
|
*/
|
|
DLL_HEADER int Ng_GetNElements (int dim);
|
|
|
|
/*
|
|
closure nodes of dim-dimensional element elmentnr:
|
|
nodeset is bit-coded, bit 0 includes Vertices, bit 1 edges, etc
|
|
E.g., nodeset = 6 includes edge and face nodes
|
|
nodes consists of pairs of integers (nodetype, nodenr)
|
|
return value is number of nodes
|
|
*/
|
|
DLL_HEADER int Ng_GetElementClosureNodes (int dim, int elementnr, int nodeset, int * nodes);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
#include <iostream>
|
|
namespace ngcore
|
|
{
|
|
NGCORE_API extern int printmessage_importance;
|
|
}
|
|
|
|
#endif
|
|
|