You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
821 lines
26 KiB
821 lines
26 KiB
// Copyright (c) 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
|
|
///
|
|
/// This file implements the equals functor and function.
|
|
|
|
#include <memory> // std::unique_ptr
|
|
|
|
#include <boost/geometry.hpp>
|
|
|
|
#include "sql/dd/types/spatial_reference_system.h" // dd::Spatial_reference_system
|
|
#include "sql/gis/box.h"
|
|
#include "sql/gis/box_traits.h"
|
|
#include "sql/gis/equals_functor.h"
|
|
#include "sql/gis/gc_utils.h"
|
|
#include "sql/gis/geometries.h"
|
|
#include "sql/gis/geometries_traits.h"
|
|
#include "sql/gis/mbr_utils.h"
|
|
#include "sql/gis/relops.h"
|
|
#include "sql/sql_exception_handler.h" // handle_gis_exception
|
|
#include "template_utils.h" // down_cast
|
|
|
|
namespace bg = boost::geometry;
|
|
|
|
namespace gis {
|
|
|
|
/// Apply an Equals functor to two geometries, which both may be geometry
|
|
/// collections, and return the boolean result of the functor applied on each
|
|
/// combination of elements in the collections.
|
|
///
|
|
/// @tparam GC Coordinate specific gometry collection type.
|
|
///
|
|
/// @param f Functor to apply.
|
|
/// @param g1 First geometry.
|
|
/// @param g2 Second geometry.
|
|
///
|
|
/// @retval true g1 equals g2.
|
|
/// @retval false g1 doesn't equal g2.
|
|
template <typename GC>
|
|
static bool geometry_collection_apply_equals(const Equals &f,
|
|
const Geometry *g1,
|
|
const Geometry *g2) {
|
|
if (g1->type() == Geometry_type::kGeometrycollection) {
|
|
if (g2->type() == Geometry_type::kGeometrycollection) {
|
|
std::unique_ptr<Multipoint> g1_mpt;
|
|
std::unique_ptr<Multilinestring> g1_mls;
|
|
std::unique_ptr<Multipolygon> g1_mpy;
|
|
std::unique_ptr<Multipoint> g2_mpt;
|
|
std::unique_ptr<Multilinestring> g2_mls;
|
|
std::unique_ptr<Multipolygon> g2_mpy;
|
|
split_gc(down_cast<const Geometrycollection *>(g1), &g1_mpt, &g1_mls,
|
|
&g1_mpy);
|
|
gc_union(f.semi_major(), f.semi_minor(), &g1_mpt, &g1_mls, &g1_mpy);
|
|
split_gc(down_cast<const Geometrycollection *>(g2), &g2_mpt, &g2_mls,
|
|
&g2_mpy);
|
|
gc_union(f.semi_major(), f.semi_minor(), &g2_mpt, &g2_mls, &g2_mpy);
|
|
|
|
if (g1_mpt->empty() != g2_mpt->empty() ||
|
|
g1_mls->empty() != g2_mls->empty() ||
|
|
g1_mpy->empty() != g2_mpy->empty())
|
|
return false;
|
|
|
|
bool mpt_equals;
|
|
if (g1_mpt->empty() && g2_mpt->empty())
|
|
mpt_equals = true;
|
|
else
|
|
mpt_equals = f(g1_mpt.get(), g2_mpt.get());
|
|
|
|
bool mls_equals;
|
|
if (g1_mls->empty() && g2_mls->empty())
|
|
mls_equals = true;
|
|
else
|
|
mls_equals = f(g1_mls.get(), g2_mls.get());
|
|
|
|
bool mpy_equals;
|
|
if (g1_mpy->empty() && g2_mpy->empty())
|
|
mpy_equals = true;
|
|
else
|
|
mpy_equals = f(g1_mpy.get(), g2_mpy.get());
|
|
|
|
return mpt_equals && mls_equals && mpy_equals;
|
|
} else {
|
|
return f(g2, g1);
|
|
}
|
|
} else {
|
|
if (g2->type() == Geometry_type::kGeometrycollection) {
|
|
std::unique_ptr<Multipoint> g2_mpt;
|
|
std::unique_ptr<Multilinestring> g2_mls;
|
|
std::unique_ptr<Multipolygon> g2_mpy;
|
|
split_gc(down_cast<const Geometrycollection *>(g2), &g2_mpt, &g2_mls,
|
|
&g2_mpy);
|
|
gc_union(f.semi_major(), f.semi_minor(), &g2_mpt, &g2_mls, &g2_mpy);
|
|
|
|
switch (g1->type()) {
|
|
case Geometry_type::kPoint:
|
|
case Geometry_type::kMultipoint: {
|
|
bool mls_empty = !g2_mls.get() || g2_mls->empty();
|
|
bool mpy_empty = !g2_mpy.get() || g2_mpy->empty();
|
|
if (!mls_empty || !mpy_empty) return false;
|
|
return f(g1, g2_mpt.get());
|
|
}
|
|
case Geometry_type::kLinestring:
|
|
case Geometry_type::kMultilinestring: {
|
|
bool mpt_empty = !g2_mpt.get() || g2_mpt->empty();
|
|
bool mpy_empty = !g2_mpy.get() || g2_mpy->empty();
|
|
if (!mpt_empty || !mpy_empty) return false;
|
|
return f(g1, g2_mls.get());
|
|
}
|
|
case Geometry_type::kPolygon:
|
|
case Geometry_type::kMultipolygon: {
|
|
bool mpt_empty = !g2_mpt.get() || g2_mpt->empty();
|
|
bool mls_empty = !g2_mls.get() || g2_mls->empty();
|
|
if (!mpt_empty || !mls_empty) return false;
|
|
return f(g1, g2_mpy.get());
|
|
}
|
|
default:
|
|
// All possible combinations should be covered above.
|
|
DBUG_ASSERT(false);
|
|
return false;
|
|
}
|
|
} else {
|
|
return f(g1, g2);
|
|
}
|
|
}
|
|
}
|
|
|
|
Equals::Equals(double semi_major, double semi_minor)
|
|
: m_semi_major(semi_major),
|
|
m_semi_minor(semi_minor),
|
|
m_geographic_ll_aa_strategy(
|
|
bg::srs::spheroid<double>(semi_major, semi_minor)) {}
|
|
|
|
bool Equals::operator()(const Geometry *g1, const Geometry *g2) const {
|
|
return apply(*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::operator()(const Box *b1, const Box *b2) const {
|
|
DBUG_ASSERT(b1->coordinate_system() == b2->coordinate_system());
|
|
switch (b1->coordinate_system()) {
|
|
case Coordinate_system::kCartesian:
|
|
return eval(down_cast<const Cartesian_box *>(b1),
|
|
down_cast<const Cartesian_box *>(b2));
|
|
case Coordinate_system::kGeographic:
|
|
return eval(down_cast<const Geographic_box *>(b1),
|
|
down_cast<const Geographic_box *>(b2));
|
|
}
|
|
|
|
DBUG_ASSERT(false);
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geometry *g1, const Geometry *g2) const {
|
|
// All parameter type combinations have been implemented.
|
|
DBUG_ASSERT(false);
|
|
throw not_implemented_exception::for_non_projected(*g1, *g2);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_point, *)
|
|
|
|
bool Equals::eval(const Cartesian_point *g1, const Cartesian_point *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_point *, const Cartesian_linestring *) const {
|
|
// A point may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_point *, const Cartesian_polygon *) const {
|
|
// A point may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_point *g1,
|
|
const Cartesian_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_point *g1,
|
|
const Cartesian_multipoint *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_point *,
|
|
const Cartesian_multilinestring *) const {
|
|
// A point may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_point *,
|
|
const Cartesian_multipolygon *) const {
|
|
// A point may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_linestring, *)
|
|
|
|
bool Equals::eval(const Cartesian_linestring *, const Cartesian_point *) const {
|
|
// A linestring may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_linestring *g1,
|
|
const Cartesian_linestring *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_linestring *,
|
|
const Cartesian_polygon *) const {
|
|
// A linestring may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_linestring *g1,
|
|
const Cartesian_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_linestring *,
|
|
const Cartesian_multipoint *) const {
|
|
// A linestring may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_linestring *g1,
|
|
const Cartesian_multilinestring *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_linestring *,
|
|
const Cartesian_multipolygon *) const {
|
|
// A linestring may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_polygon, *)
|
|
|
|
bool Equals::eval(const Cartesian_polygon *, const Cartesian_point *) const {
|
|
// A polygon may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_polygon *,
|
|
const Cartesian_linestring *) const {
|
|
// A polygon may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_polygon *g1,
|
|
const Cartesian_polygon *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_polygon *g1,
|
|
const Cartesian_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_polygon *,
|
|
const Cartesian_multipoint *) const {
|
|
// A polygon may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_polygon *,
|
|
const Cartesian_multilinestring *) const {
|
|
// A polygon may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_polygon *g1,
|
|
const Cartesian_multipolygon *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_geometrycollection, *)
|
|
|
|
bool Equals::eval(const Cartesian_geometrycollection *g1,
|
|
const Geometry *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_multipoint, *)
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *g1,
|
|
const Cartesian_point *g2) const {
|
|
return eval(g2, g1);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *,
|
|
const Cartesian_linestring *) const {
|
|
// A multipoint may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *,
|
|
const Cartesian_polygon *) const {
|
|
// A multipoint may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *g1,
|
|
const Cartesian_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *g1,
|
|
const Cartesian_multipoint *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *,
|
|
const Cartesian_multilinestring *) const {
|
|
// A multipoint may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipoint *,
|
|
const Cartesian_multipolygon *) const {
|
|
// A multipoint may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_multilinestring, *)
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *,
|
|
const Cartesian_point *) const {
|
|
// A multilinestring may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *g1,
|
|
const Cartesian_linestring *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *,
|
|
const Cartesian_polygon *) const {
|
|
// A multilinestring may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *g1,
|
|
const Cartesian_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *,
|
|
const Cartesian_multipoint *) const {
|
|
// A multilinestring may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *g1,
|
|
const Cartesian_multilinestring *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multilinestring *,
|
|
const Cartesian_multipolygon *) const {
|
|
// A multilinestring may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Cartesian_multipolygon, *)
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *,
|
|
const Cartesian_point *) const {
|
|
// A multipolygon may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *,
|
|
const Cartesian_linestring *) const {
|
|
// A multipolygon may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *g1,
|
|
const Cartesian_polygon *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *g1,
|
|
const Cartesian_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Cartesian_geometrycollection>(*this,
|
|
g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *,
|
|
const Cartesian_multipoint *) const {
|
|
// A multipolygon may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *,
|
|
const Cartesian_multilinestring *) const {
|
|
// A multipolygon may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Cartesian_multipolygon *g1,
|
|
const Cartesian_multipolygon *g2) const {
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_point, *)
|
|
|
|
bool Equals::eval(const Geographic_point *g1,
|
|
const Geographic_point *g2) const {
|
|
// Default strategy is OK. P/P computations do not depend on shape of
|
|
// ellipsoid.
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_point *,
|
|
const Geographic_linestring *) const {
|
|
// A point may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_point *, const Geographic_polygon *) const {
|
|
// A point may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_point *g1,
|
|
const Geographic_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_point *g1,
|
|
const Geographic_multipoint *g2) const {
|
|
// Default strategy is OK. P/P computations do not depend on shape of
|
|
// ellipsoid.
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_point *,
|
|
const Geographic_multilinestring *) const {
|
|
// A point may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_point *,
|
|
const Geographic_multipolygon *) const {
|
|
// A point may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_linestring, *)
|
|
|
|
bool Equals::eval(const Geographic_linestring *,
|
|
const Geographic_point *) const {
|
|
// A linestring may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_linestring *g1,
|
|
const Geographic_linestring *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_linestring *,
|
|
const Geographic_polygon *) const {
|
|
// A linestring may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_linestring *g1,
|
|
const Geographic_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_linestring *,
|
|
const Geographic_multipoint *) const {
|
|
// A linestring may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_linestring *g1,
|
|
const Geographic_multilinestring *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_linestring *,
|
|
const Geographic_multipolygon *) const {
|
|
// A linestring may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_polygon, *)
|
|
|
|
bool Equals::eval(const Geographic_polygon *, const Geographic_point *) const {
|
|
// A polygon may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_polygon *,
|
|
const Geographic_linestring *) const {
|
|
// A polygon may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_polygon *g1,
|
|
const Geographic_polygon *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_polygon *g1,
|
|
const Geographic_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_polygon *,
|
|
const Geographic_multipoint *) const {
|
|
// A polygon may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_polygon *,
|
|
const Geographic_multilinestring *) const {
|
|
// A polygon may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_polygon *g1,
|
|
const Geographic_multipolygon *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_geometrycollection, *)
|
|
|
|
bool Equals::eval(const Geographic_geometrycollection *g1,
|
|
const Geometry *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_multipoint, *)
|
|
|
|
bool Equals::eval(const Geographic_multipoint *g1,
|
|
const Geographic_point *g2) const {
|
|
return eval(g2, g1);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipoint *,
|
|
const Geographic_linestring *) const {
|
|
// A multipoint may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipoint *,
|
|
const Geographic_polygon *) const {
|
|
// A multipoint may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipoint *g1,
|
|
const Geographic_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipoint *g1,
|
|
const Geographic_multipoint *g2) const {
|
|
// Default strategy is OK. P/P computations do not depend on shape of
|
|
// ellipsoid.
|
|
return bg::equals(*g1, *g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipoint *,
|
|
const Geographic_multilinestring *) const {
|
|
// A multipoint may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipoint *,
|
|
const Geographic_multipolygon *) const {
|
|
// A multipoint may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_multilinestring, *)
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *,
|
|
const Geographic_point *) const {
|
|
// A multilinestring may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *g1,
|
|
const Geographic_linestring *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *,
|
|
const Geographic_polygon *) const {
|
|
// A multilinestring may never be equal to a polygon.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *g1,
|
|
const Geographic_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *,
|
|
const Geographic_multipoint *) const {
|
|
// A multilinestring may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *g1,
|
|
const Geographic_multilinestring *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multilinestring *,
|
|
const Geographic_multipolygon *) const {
|
|
// A multilinestring may never be equal to a multipolygon.
|
|
return false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Geographic_multipolygon, *)
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *,
|
|
const Geographic_point *) const {
|
|
// A multipolygon may never be equal to a point.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *,
|
|
const Geographic_linestring *) const {
|
|
// A multipolygon may never be equal to a linestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *g1,
|
|
const Geographic_polygon *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *g1,
|
|
const Geographic_geometrycollection *g2) const {
|
|
return geometry_collection_apply_equals<Geographic_geometrycollection>(
|
|
*this, g1, g2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *,
|
|
const Geographic_multipoint *) const {
|
|
// A multipolygon may never be equal to a multipoint.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *,
|
|
const Geographic_multilinestring *) const {
|
|
// A multipolygon may never be equal to a multilinestring.
|
|
return false;
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_multipolygon *g1,
|
|
const Geographic_multipolygon *g2) const {
|
|
return bg::equals(*g1, *g2, m_geographic_ll_aa_strategy);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
// equals(Box, Box)
|
|
|
|
bool Equals::eval(const Cartesian_box *b1, const Cartesian_box *b2) const {
|
|
return bg::equals(*b1, *b2);
|
|
}
|
|
|
|
bool Equals::eval(const Geographic_box *b1, const Geographic_box *b2) const {
|
|
return bg::equals(*b1, *b2);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool equals(const dd::Spatial_reference_system *srs, const Geometry *g1,
|
|
const Geometry *g2, const char *func_name, bool *equals,
|
|
bool *null) noexcept {
|
|
try {
|
|
DBUG_ASSERT(g1->coordinate_system() == g2->coordinate_system());
|
|
DBUG_ASSERT(srs == nullptr ||
|
|
((srs->is_cartesian() &&
|
|
g1->coordinate_system() == Coordinate_system::kCartesian) ||
|
|
(srs->is_geographic() &&
|
|
g1->coordinate_system() == Coordinate_system::kGeographic)));
|
|
|
|
*null = false;
|
|
if (g1->is_empty()) {
|
|
*equals = g2->is_empty();
|
|
return false;
|
|
}
|
|
if (g2->is_empty()) {
|
|
*equals = false;
|
|
return false;
|
|
}
|
|
|
|
Equals equals_func(srs ? srs->semi_major_axis() : 0.0,
|
|
srs ? srs->semi_minor_axis() : 0.0);
|
|
*equals = equals_func(g1, g2);
|
|
} catch (...) {
|
|
handle_gis_exception(func_name);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool mbr_equals(const dd::Spatial_reference_system *srs, const Geometry *g1,
|
|
const Geometry *g2, const char *func_name, bool *equals,
|
|
bool *null) noexcept {
|
|
try {
|
|
DBUG_ASSERT(g1->coordinate_system() == g2->coordinate_system());
|
|
DBUG_ASSERT(srs == nullptr ||
|
|
((srs->is_cartesian() &&
|
|
g1->coordinate_system() == Coordinate_system::kCartesian) ||
|
|
(srs->is_geographic() &&
|
|
g1->coordinate_system() == Coordinate_system::kGeographic)));
|
|
|
|
*null = false;
|
|
if (g1->is_empty()) {
|
|
*equals = g2->is_empty();
|
|
return false;
|
|
}
|
|
if (g2->is_empty()) {
|
|
*equals = false;
|
|
return false;
|
|
}
|
|
|
|
Equals equals_func(srs ? srs->semi_major_axis() : 0.0,
|
|
srs ? srs->semi_minor_axis() : 0.0);
|
|
|
|
switch (g1->coordinate_system()) {
|
|
case Coordinate_system::kCartesian: {
|
|
Cartesian_box mbr1;
|
|
box_envelope(g1, srs, &mbr1);
|
|
Cartesian_box mbr2;
|
|
box_envelope(g2, srs, &mbr2);
|
|
*equals = equals_func(&mbr1, &mbr2);
|
|
break;
|
|
}
|
|
case Coordinate_system::kGeographic: {
|
|
Geographic_box mbr1;
|
|
box_envelope(g1, srs, &mbr1);
|
|
Geographic_box mbr2;
|
|
box_envelope(g2, srs, &mbr2);
|
|
*equals = equals_func(&mbr1, &mbr2);
|
|
break;
|
|
}
|
|
}
|
|
} catch (...) {
|
|
handle_gis_exception(func_name);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
} // namespace gis
|
|
|