netgen/libsrc/include/nginterface.h
Matthias Hochsteger 838450b7a8 Colorbar features
- title above
- unit at the end
- allow user-defined number formatting
2022-10-06 17:21:53 +02:00

473 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
};
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;
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