/* Copyright (c) 2015, 2018, 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 */ #ifndef ITEM_GEOFUNC_BGWRAP_INCLUDED #define ITEM_GEOFUNC_BGWRAP_INCLUDED /** Wraps and dispatches type specific BG function calls according to operation type and both operands' types. We want to isolate boost header file inclusion only inside this file, so we put this class declaration in an internal header file. And we want to make the methods static since no state is needed here. @tparam Geom_types Geometry types definitions. */ #include #include // Boost expects ::memset to be already present. #include #include // Boost expects std::string to be already present. #include #include #include #include #include #include "my_inttypes.h" #include "my_sys.h" #include "mysqld_error.h" #include "sql/item_geofunc.h" class Geometry; struct bgpt_lt; template class BG_wrap { public: typedef typename Geom_types::Point Point; typedef typename Geom_types::Linestring Linestring; typedef typename Geom_types::Polygon Polygon; typedef typename Geom_types::Multipoint Multipoint; typedef typename Geom_types::Multilinestring Multilinestring; typedef typename Geom_types::Multipolygon Multipolygon; typedef typename Geom_types::Coordinate_type Coord_type; typedef typename Geom_types::Coordinate_system Coordsys; // For abbrievation. typedef Item_func_spatial_rel Ifsr; typedef std::set Point_set; typedef std::vector Point_vector; static int point_within_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_within_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int linestring_within_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multilinestring_within_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int polygon_within_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipolygon_within_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_equals_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int point_disjoint_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_disjoint_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int linestring_disjoint_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multilinestring_disjoint_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int polygon_disjoint_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipolygon_disjoint_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int point_intersects_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_intersects_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int linestring_intersects_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multilinestring_intersects_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int polygon_intersects_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipolygon_intersects_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int linestring_crosses_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_crosses_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multilinestring_crosses_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_overlaps_multipoint(Geometry *g1, Geometry *g2); static int point_touches_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipoint_touches_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int linestring_touches_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multilinestring_touches_polygon(Geometry *g1, Geometry *g2, bool *pnull_value); static int multilinestring_touches_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int polygon_touches_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); static int multipolygon_touches_geometry(Geometry *g1, Geometry *g2, bool *pnull_value); private: template static int multipoint_disjoint_geometry_internal(const Multipoint &mpts1, const Geom_type &geom); template static int multipoint_disjoint_multi_geometry(const Multipoint &mpts, const Geom_type &geom); template static int multipoint_within_geometry_internal(const Multipoint &mpts, const GeomType &geom); static int multipoint_within_multipolygon(const Multipoint &mpts, const Multipolygon &mplgn); }; // BG_wrap /* Call a BG function with specified types of operands. We have to create geo1 and geo2 because operands g1 and g2 are created without their WKB data parsed, so not suitable for BG to use. geo1 will share the same copy of WKB data with g1, also true for geo2. */ #define BGCALL(res, bgfunc, GeoType1, g1, GeoType2, g2, pnullval) \ do { \ const void *pg1 = g1->normalize_ring_order(); \ const void *pg2 = g2->normalize_ring_order(); \ if (pg1 != NULL && pg2 != NULL) { \ GeoType1 geo1(pg1, g1->get_data_size(), g1->get_flags(), \ g1->get_srid()); \ GeoType2 geo2(pg2, g2->get_data_size(), g2->get_flags(), \ g2->get_srid()); \ res = boost::geometry::bgfunc(geo1, geo2); \ } else { \ my_error(ER_GIS_INVALID_DATA, MYF(0), "st_" #bgfunc); \ (*(pnullval)) = 1; \ } \ } while (0) #endif // ITEM_GEOFUNC_BGWRAP_INCLUDED