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by brian
clean slate |
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/* Copyright (C) 2002, 2004 MySQL AB & Ramil Kalimullin
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef _rt_mbr_h
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#define _rt_mbr_h
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#ifdef HAVE_RTREE_KEYS
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int rtree_key_cmp(HA_KEYSEG *keyseg, uchar *a, uchar *b, uint key_length, |
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uint nextflag); |
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int rtree_combine_rect(HA_KEYSEG *keyseg,uchar *, uchar *, uchar*, |
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uint key_length); |
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double rtree_rect_volume(HA_KEYSEG *keyseg, uchar*, uint key_length); |
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int rtree_d_mbr(HA_KEYSEG *keyseg, uchar *a, uint key_length, double *res); |
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double rtree_overlapping_area(HA_KEYSEG *keyseg, uchar *a, uchar *b, |
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uint key_length); |
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double rtree_area_increase(HA_KEYSEG *keyseg, uchar *a, uchar *b, |
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uint key_length, double *ab_area); |
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double rtree_perimeter_increase(HA_KEYSEG *keyseg, uchar* a, uchar* b, |
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uint key_length, double *ab_perim); |
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int rtree_page_mbr(MI_INFO *info, HA_KEYSEG *keyseg, uchar *page_buf, |
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uchar* c, uint key_length); |
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#endif /*HAVE_RTREE_KEYS*/ |
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#endif /* _rt_mbr_h */ |