tetgen.h File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <time.h>
#include <assert.h>
#include <stdint.h>

Go to the source code of this file.

Classes
class	tetgenio
struct	tetgenio::polygon
struct	tetgenio::facet
struct	tetgenio::voroedge
struct	tetgenio::vorofacet
struct	tetgenio::pbcgroup
class	tetgenbehavior
class	tetgenmesh
class	tetgenmesh::triface
class	tetgenmesh::face
struct	tetgenmesh::badface
class	tetgenmesh::elemflip
struct	tetgenmesh::pbcdata
class	tetgenmesh::arraypool
class	tetgenmesh::list
class	tetgenmesh::memorypool
class	tetgenmesh::queue

Macros
#define	TETLIBRARY
#define	REAL   double
#define	fastlookup(pool, index)
#define	Div2   >> 1
#define	Mod2   & 01
#define	Orient(V)   ((V) Div2)
#define	EdgeRing(V)   ((V) Mod2)
#define	smarktest(s)    ((int *) ((s).sh))[shmarkindex] = (((int *)((s).sh))[shmarkindex] | (int) 2)
#define	sunmarktest(s)    ((int *) ((s).sh))[shmarkindex] = (((int *)((s).sh))[shmarkindex] & ~(int) 2)
#define	smarktested(s)   ((((int *) ((s).sh))[shmarkindex] & (int) 2) != 0)
#define	NORM2(x, y, z)   ((x) * (x) + (y) * (y) + (z) * (z))
#define	DIST(p1, p2)    sqrt(NORM2((p2)[0] - (p1)[0], (p2)[1] - (p1)[1], (p2)[2] - (p1)[2]))
#define	TETGEN_DOT(v1, v2)    ((v1)[0] * (v2)[0] + (v1)[1] * (v2)[1] + (v1)[2] * (v2)[2])
#define	CROSS(v1, v2, n)
#define	SETVECTOR3(V, a0, a1, a2)   (V)[0] = (a0); (V)[1] = (a1); (V)[2] = (a2)
#define	SWAP2(a0, a1, tmp)   (tmp) = (a0); (a0) = (a1); (a1) = (tmp)

Functions
void	tetrahedralize (tetgenbehavior *b, tetgenio *in, tetgenio *out, tetgenio *addin=NULL, tetgenio *bgmin=NULL)
void	tetrahedralize (char *switches, tetgenio *in, tetgenio *out, tetgenio *addin=NULL, tetgenio *bgmin=NULL)
void	terminatetetgen (int x)
REAL	exactinit ()
REAL	orient3d (REAL *pa, REAL *pb, REAL *pc, REAL *pd)
REAL	insphere (REAL *pa, REAL *pb, REAL *pc, REAL *pd, REAL *pe)
void	swapBytes (unsigned char *var, int size)
bool	testIsBigEndian ()

Macro Definition Documentation

CROSS

#define CROSS	(		v1,
			v2,
			n
	)

Value:

  (n)[0] =   (v1)[1] * (v2)[2] - (v2)[1] * (v1)[2];\
  (n)[1] = -((v1)[0] * (v2)[2] - (v2)[0] * (v1)[2]);\
  (n)[2] =   (v1)[0] * (v2)[1] - (v2)[0] * (v1)[1]

DIST

#define DIST	(		p1,
			p2
	)		sqrt(NORM2((p2)[0] - (p1)[0], (p2)[1] - (p1)[1], (p2)[2] - (p1)[2]))

Div2

#define Div2   >> 1

EdgeRing

#define EdgeRing

(

V

)

((V) Mod2)

fastlookup

#define fastlookup	(		pool,
			index
	)

Value:

  (void *) ((pool)->toparray[(index) >> (pool)->log2objectsperblock] + \
            ((index) & ((pool)->objectsperblock - 1)) * (pool)->objectbytes)

Mod2

#define Mod2   & 01

NORM2

#define NORM2	(		x,
			y,
			z
	)		((x) * (x) + (y) * (y) + (z) * (z))

Orient

#define Orient

(

V

)

((V) Div2)

REAL

#define REAL   double

SETVECTOR3

#define SETVECTOR3	(		V,
			a0,
			a1,
			a2
	)		(V)[0] = (a0); (V)[1] = (a1); (V)[2] = (a2)

smarktest

#define smarktest

(

s

)

((int *) ((s).sh))[shmarkindex] = (((int *)((s).sh))[shmarkindex] | (int) 2)

smarktested

#define smarktested

(

s

)

((((int *) ((s).sh))[shmarkindex] & (int) 2) != 0)

sunmarktest

#define sunmarktest

(

s

)

((int *) ((s).sh))[shmarkindex] = (((int *)((s).sh))[shmarkindex] & ~(int) 2)

SWAP2

#define SWAP2	(		a0,
			a1,
			tmp
	)		(tmp) = (a0); (a0) = (a1); (a1) = (tmp)

TETGEN_DOT

#define TETGEN_DOT	(		v1,
			v2
	)		((v1)[0] * (v2)[0] + (v1)[1] * (v2)[1] + (v1)[2] * (v2)[2])

TETLIBRARY

#define TETLIBRARY

Function Documentation

exactinit()

REAL exactinit

(

)

insphere()

REAL insphere	(	REAL *	pa,
		REAL *	pb,
		REAL *	pc,
		REAL *	pd,
		REAL *	pe
	)

orient3d()

REAL orient3d	(	REAL *	pa,
		REAL *	pb,
		REAL *	pc,
		REAL *	pd
	)

swapBytes()

void swapBytes ( unsigned char *  var, int  size  )

inline

{
  int i = 0;
  int j = size - 1;
  char c;
 
  while (i < j) {
    c = var[i]; var[i] = var[j]; var[j] = c;
    i++, j--;
  }
}

References calibrate::c, i, j, and size.

terminatetetgen()

void terminatetetgen ( int  x )

inline

{
#ifdef TETLIBRARY
  throw x;
#else
  switch (x) {
  case 1: // Out of memory.
    printf("Error:  Out of memory.\n"); 
    break;
  case 2: // Encounter an internal error.
    printf("  Please report this bug to sihang@mail.berlios.de. Include\n");
    printf("    the message above, your input data set, and the exact\n");
    printf("     command line you used to run this program, thank you.\n");
    break;
  default:
    printf("Program stopped.\n"); 
  } // switch (x)
  exit(x);
#endif // #ifdef TETLIBRARY
}

References plotDoE::x.

testIsBigEndian()

bool testIsBigEndian ( )

inline

{
  short word = 0x4321;
  if((*(char *)& word) != 0x21)
    return true;
  else 
    return false;
}

tetrahedralize() [1/2]

void tetrahedralize	(	char *	switches,
		tetgenio *	in,
		tetgenio *	out,
		tetgenio *	addin = NULL,
		tetgenio *	bgmin = NULL
	)

tetrahedralize() [2/2]

void tetrahedralize	(	tetgenbehavior *	b,
		tetgenio *	in,
		tetgenio *	out,
		tetgenio *	addin = NULL,
		tetgenio *	bgmin = NULL
	)

Referenced by oomph::RefineableTetgenMesh< ELEMENT >::RefineableTetgenMesh(), and oomph::TetgenMesh< ELEMENT >::TetgenMesh().