51 lines
2.2 KiB
C
51 lines
2.2 KiB
C
/* Copyright (c) 2002, 2017, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License, version 2.0,
|
|
as published by the Free Software Foundation.
|
|
|
|
This program is also distributed with certain software (including
|
|
but not limited to OpenSSL) that is licensed under separate terms,
|
|
as designated in a particular file or component or in included license
|
|
documentation. The authors of MySQL hereby grant you an additional
|
|
permission to link the program and your derivative works with the
|
|
separately licensed software that they have included with MySQL.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License, version 2.0, for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
|
|
/**
|
|
@file storage/myisam/rt_mbr.h
|
|
*/
|
|
|
|
#ifndef _rt_mbr_h
|
|
#define _rt_mbr_h
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include "my_compare.h"
|
|
#include "my_inttypes.h"
|
|
#include "myisam.h"
|
|
|
|
int rtree_key_cmp(HA_KEYSEG *keyseg, uchar *a, uchar *b, uint key_length,
|
|
uint nextflag);
|
|
int rtree_combine_rect(HA_KEYSEG *keyseg, uchar *, uchar *, uchar *,
|
|
uint key_length);
|
|
double rtree_rect_volume(HA_KEYSEG *keyseg, uchar *, uint key_length);
|
|
int rtree_d_mbr(HA_KEYSEG *keyseg, uchar *a, uint key_length, double *res);
|
|
double rtree_overlapping_area(HA_KEYSEG *keyseg, uchar *a, uchar *b,
|
|
uint key_length);
|
|
double rtree_area_increase(HA_KEYSEG *keyseg, uchar *a, uchar *b,
|
|
uint key_length, double *ab_area);
|
|
double rtree_perimeter_increase(HA_KEYSEG *keyseg, uchar *a, uchar *b,
|
|
uint key_length, double *ab_perim);
|
|
int rtree_page_mbr(MI_INFO *info, HA_KEYSEG *keyseg, uchar *page_buf, uchar *c,
|
|
uint key_length);
|
|
#endif /* _rt_mbr_h */
|