PostGIS  3.1.6dev-r@@SVN_REVISION@@

◆ lw_dist2d_distribute_bruteforce()

int lw_dist2d_distribute_bruteforce ( const LWGEOM *  lwg1,
const LWGEOM *  lwg2,
DISTPTS *  dl 
)

Definition at line 368 of file measures.c.

369 {
370 
371  int t1 = lwg1->type;
372  int t2 = lwg2->type;
373 
374  switch (t1)
375  {
376  case POINTTYPE:
377  {
378  dl->twisted = 1;
379  switch (t2)
380  {
381  case POINTTYPE:
382  return lw_dist2d_point_point((LWPOINT *)lwg1, (LWPOINT *)lwg2, dl);
383  case LINETYPE:
384  return lw_dist2d_point_line((LWPOINT *)lwg1, (LWLINE *)lwg2, dl);
385  case TRIANGLETYPE:
386  return lw_dist2d_point_tri((LWPOINT *)lwg1, (LWTRIANGLE *)lwg2, dl);
387  case POLYGONTYPE:
388  return lw_dist2d_point_poly((LWPOINT *)lwg1, (LWPOLY *)lwg2, dl);
389  case CIRCSTRINGTYPE:
390  return lw_dist2d_point_circstring((LWPOINT *)lwg1, (LWCIRCSTRING *)lwg2, dl);
391  case CURVEPOLYTYPE:
392  return lw_dist2d_point_curvepoly((LWPOINT *)lwg1, (LWCURVEPOLY *)lwg2, dl);
393  default:
394  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t2));
395  return LW_FALSE;
396  }
397  }
398  case LINETYPE:
399  {
400  dl->twisted = 1;
401  switch (t2)
402  {
403  case POINTTYPE:
404  dl->twisted = -1;
405  return lw_dist2d_point_line((LWPOINT *)lwg2, (LWLINE *)lwg1, dl);
406  case LINETYPE:
407  return lw_dist2d_line_line((LWLINE *)lwg1, (LWLINE *)lwg2, dl);
408  case TRIANGLETYPE:
409  return lw_dist2d_line_tri((LWLINE *)lwg1, (LWTRIANGLE *)lwg2, dl);
410  case POLYGONTYPE:
411  return lw_dist2d_line_poly((LWLINE *)lwg1, (LWPOLY *)lwg2, dl);
412  case CIRCSTRINGTYPE:
413  return lw_dist2d_line_circstring((LWLINE *)lwg1, (LWCIRCSTRING *)lwg2, dl);
414  case CURVEPOLYTYPE:
415  return lw_dist2d_line_curvepoly((LWLINE *)lwg1, (LWCURVEPOLY *)lwg2, dl);
416  default:
417  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t2));
418  return LW_FALSE;
419  }
420  }
421  case TRIANGLETYPE:
422  {
423  dl->twisted = 1;
424  switch (t2)
425  {
426  case POINTTYPE:
427  dl->twisted = -1;
428  return lw_dist2d_point_tri((LWPOINT *)lwg2, (LWTRIANGLE *)lwg1, dl);
429  case LINETYPE:
430  dl->twisted = -1;
431  return lw_dist2d_line_tri((LWLINE *)lwg2, (LWTRIANGLE *)lwg1, dl);
432  case TRIANGLETYPE:
433  return lw_dist2d_tri_tri((LWTRIANGLE *)lwg1, (LWTRIANGLE *)lwg2, dl);
434  case POLYGONTYPE:
435  return lw_dist2d_tri_poly((LWTRIANGLE *)lwg1, (LWPOLY *)lwg2, dl);
436  case CIRCSTRINGTYPE:
437  return lw_dist2d_tri_circstring((LWTRIANGLE *)lwg1, (LWCIRCSTRING *)lwg2, dl);
438  case CURVEPOLYTYPE:
439  return lw_dist2d_tri_curvepoly((LWTRIANGLE *)lwg1, (LWCURVEPOLY *)lwg2, dl);
440  default:
441  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t2));
442  return LW_FALSE;
443  }
444  }
445  case CIRCSTRINGTYPE:
446  {
447  dl->twisted = 1;
448  switch (t2)
449  {
450  case POINTTYPE:
451  dl->twisted = -1;
452  return lw_dist2d_point_circstring((LWPOINT *)lwg2, (LWCIRCSTRING *)lwg1, dl);
453  case LINETYPE:
454  dl->twisted = -1;
455  return lw_dist2d_line_circstring((LWLINE *)lwg2, (LWCIRCSTRING *)lwg1, dl);
456  case TRIANGLETYPE:
457  dl->twisted = -1;
458  return lw_dist2d_tri_circstring((LWTRIANGLE *)lwg2, (LWCIRCSTRING *)lwg1, dl);
459  case POLYGONTYPE:
460  return lw_dist2d_circstring_poly((LWCIRCSTRING *)lwg1, (LWPOLY *)lwg2, dl);
461  case CIRCSTRINGTYPE:
462  return lw_dist2d_circstring_circstring((LWCIRCSTRING *)lwg1, (LWCIRCSTRING *)lwg2, dl);
463  case CURVEPOLYTYPE:
464  return lw_dist2d_circstring_curvepoly((LWCIRCSTRING *)lwg1, (LWCURVEPOLY *)lwg2, dl);
465  default:
466  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t2));
467  return LW_FALSE;
468  }
469  }
470  case POLYGONTYPE:
471  {
472  dl->twisted = -1;
473  switch (t2)
474  {
475  case POINTTYPE:
476  return lw_dist2d_point_poly((LWPOINT *)lwg2, (LWPOLY *)lwg1, dl);
477  case LINETYPE:
478  return lw_dist2d_line_poly((LWLINE *)lwg2, (LWPOLY *)lwg1, dl);
479  case TRIANGLETYPE:
480  return lw_dist2d_tri_poly((LWTRIANGLE *)lwg2, (LWPOLY *)lwg1, dl);
481  case CIRCSTRINGTYPE:
482  return lw_dist2d_circstring_poly((LWCIRCSTRING *)lwg2, (LWPOLY *)lwg1, dl);
483  case POLYGONTYPE:
484  dl->twisted = 1;
485  return lw_dist2d_poly_poly((LWPOLY *)lwg1, (LWPOLY *)lwg2, dl);
486  case CURVEPOLYTYPE:
487  dl->twisted = 1;
488  return lw_dist2d_poly_curvepoly((LWPOLY *)lwg1, (LWCURVEPOLY *)lwg2, dl);
489  default:
490  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t2));
491  return LW_FALSE;
492  }
493  }
494  case CURVEPOLYTYPE:
495  {
496  dl->twisted = -1;
497  switch (t2)
498  {
499  case POINTTYPE:
500  return lw_dist2d_point_curvepoly((LWPOINT *)lwg2, (LWCURVEPOLY *)lwg1, dl);
501  case LINETYPE:
502  return lw_dist2d_line_curvepoly((LWLINE *)lwg2, (LWCURVEPOLY *)lwg1, dl);
503  case TRIANGLETYPE:
504  return lw_dist2d_tri_curvepoly((LWTRIANGLE *)lwg2, (LWCURVEPOLY *)lwg1, dl);
505  case POLYGONTYPE:
506  return lw_dist2d_poly_curvepoly((LWPOLY *)lwg2, (LWCURVEPOLY *)lwg1, dl);
507  case CIRCSTRINGTYPE:
508  return lw_dist2d_circstring_curvepoly((LWCIRCSTRING *)lwg2, (LWCURVEPOLY *)lwg1, dl);
509  case CURVEPOLYTYPE:
510  dl->twisted = 1;
511  return lw_dist2d_curvepoly_curvepoly((LWCURVEPOLY *)lwg1, (LWCURVEPOLY *)lwg2, dl);
512  default:
513  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t2));
514  return LW_FALSE;
515  }
516  }
517  default:
518  {
519  lwerror("%s: Unsupported geometry type: %s", __func__, lwtype_name(t1));
520  return LW_FALSE;
521  }
522  }
523 
524  return LW_FALSE;
525 }
LW_FALSE
#define LW_FALSE
Definition: liblwgeom.h:108
CURVEPOLYTYPE
#define CURVEPOLYTYPE
Definition: liblwgeom.h:125
LINETYPE
#define LINETYPE
Definition: liblwgeom.h:117
POINTTYPE
#define POINTTYPE
LWTYPE numbers, used internally by PostGIS.
Definition: liblwgeom.h:116
POLYGONTYPE
#define POLYGONTYPE
Definition: liblwgeom.h:118
CIRCSTRINGTYPE
#define CIRCSTRINGTYPE
Definition: liblwgeom.h:123
lwtype_name
const char * lwtype_name(uint8_t type)
Return the type name string associated with a type number (e.g.
Definition: lwutil.c:216
TRIANGLETYPE
#define TRIANGLETYPE
Definition: liblwgeom.h:129
lwerror
void lwerror(const char *fmt,...)
Write a notice out to the error handler.
Definition: lwutil.c:190
lw_dist2d_circstring_curvepoly
int lw_dist2d_circstring_curvepoly(LWCIRCSTRING *circ, LWCURVEPOLY *poly, DISTPTS *dl)
Definition: measures.c:1037
lw_dist2d_line_curvepoly
int lw_dist2d_line_curvepoly(LWLINE *line, LWCURVEPOLY *poly, DISTPTS *dl)
Definition: measures.c:776
lw_dist2d_line_circstring
int lw_dist2d_line_circstring(LWLINE *line1, LWCIRCSTRING *line2, DISTPTS *dl)
Definition: measures.c:726
lw_dist2d_poly_poly
int lw_dist2d_poly_poly(LWPOLY *poly1, LWPOLY *poly2, DISTPTS *dl)
Function handling polygon to polygon calculation 1 if we are looking for maxdistance,...
Definition: measures.c:963
lw_dist2d_point_curvepoly
int lw_dist2d_point_curvepoly(LWPOINT *point, LWCURVEPOLY *poly, DISTPTS *dl)
Definition: measures.c:679
lw_dist2d_point_circstring
int lw_dist2d_point_circstring(LWPOINT *point, LWCIRCSTRING *circ, DISTPTS *dl)
Definition: measures.c:638
lw_dist2d_circstring_poly
int lw_dist2d_circstring_poly(LWCIRCSTRING *circ, LWPOLY *poly, DISTPTS *dl)
Definition: measures.c:1028
lw_dist2d_tri_circstring
int lw_dist2d_tri_circstring(LWTRIANGLE *tri, LWCIRCSTRING *line, DISTPTS *dl)
Definition: measures.c:941
lw_dist2d_line_tri
int lw_dist2d_line_tri(LWLINE *line, LWTRIANGLE *tri, DISTPTS *dl)
Definition: measures.c:712
lw_dist2d_curvepoly_curvepoly
int lw_dist2d_curvepoly_curvepoly(LWCURVEPOLY *poly1, LWCURVEPOLY *poly2, DISTPTS *dl)
Definition: measures.c:1049
lw_dist2d_poly_curvepoly
int lw_dist2d_poly_curvepoly(LWPOLY *poly1, LWCURVEPOLY *curvepoly2, DISTPTS *dl)
Definition: measures.c:1019
lw_dist2d_point_line
int lw_dist2d_point_line(LWPOINT *point, LWLINE *line, DISTPTS *dl)
point to line calculation
Definition: measures.c:617
lw_dist2d_tri_curvepoly
int lw_dist2d_tri_curvepoly(LWTRIANGLE *tri, LWCURVEPOLY *poly, DISTPTS *dl)
Definition: measures.c:899
lw_dist2d_line_line
int lw_dist2d_line_line(LWLINE *line1, LWLINE *line2, DISTPTS *dl)
Definition: measures.c:704
lw_dist2d_tri_tri
int lw_dist2d_tri_tri(LWTRIANGLE *tri1, LWTRIANGLE *tri2, DISTPTS *dl)
Definition: measures.c:808
lw_dist2d_point_tri
int lw_dist2d_point_tri(LWPOINT *point, LWTRIANGLE *tri, DISTPTS *dl)
Definition: measures.c:624
lw_dist2d_line_poly
int lw_dist2d_line_poly(LWLINE *line, LWPOLY *poly, DISTPTS *dl)
line to polygon calculation Brute force.
Definition: measures.c:743
lw_dist2d_circstring_circstring
int lw_dist2d_circstring_circstring(LWCIRCSTRING *line1, LWCIRCSTRING *line2, DISTPTS *dl)
Definition: measures.c:1043
lw_dist2d_point_poly
int lw_dist2d_point_poly(LWPOINT *point, LWPOLY *poly, DISTPTS *dl)
Definition: measures.c:651
lw_dist2d_tri_poly
int lw_dist2d_tri_poly(LWTRIANGLE *tri, LWPOLY *poly, DISTPTS *dl)
Definition: measures.c:830
lw_dist2d_point_point
int lw_dist2d_point_point(LWPOINT *point1, LWPOINT *point2, DISTPTS *dl)
point to point calculation
Definition: measures.c:607
DISTPTS::twisted
int twisted
Definition: measures.h:55
LWGEOM::type
uint8_t type
Definition: liblwgeom.h:476

References CIRCSTRINGTYPE, CURVEPOLYTYPE, LINETYPE, lw_dist2d_circstring_circstring(), lw_dist2d_circstring_curvepoly(), lw_dist2d_circstring_poly(), lw_dist2d_curvepoly_curvepoly(), lw_dist2d_line_circstring(), lw_dist2d_line_curvepoly(), lw_dist2d_line_line(), lw_dist2d_line_poly(), lw_dist2d_line_tri(), lw_dist2d_point_circstring(), lw_dist2d_point_curvepoly(), lw_dist2d_point_line(), lw_dist2d_point_point(), lw_dist2d_point_poly(), lw_dist2d_point_tri(), lw_dist2d_poly_curvepoly(), lw_dist2d_poly_poly(), lw_dist2d_tri_circstring(), lw_dist2d_tri_curvepoly(), lw_dist2d_tri_poly(), lw_dist2d_tri_tri(), LW_FALSE, lwerror(), lwtype_name(), POINTTYPE, POLYGONTYPE, TRIANGLETYPE, DISTPTS::twisted, and LWGEOM::type.

Referenced by lw_dist2d_recursive().

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