ubuntu-location-service: /build/location-service-git/src/location-service/include/location_service/com/ubuntu/location/units/units.h Source File

ubuntu-location-service .. An aggregating location service providing positioning and geocoding capabilities to applications.

units.h
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1 /*
2 * Copyright © 2012-2013 Canonical Ltd.
3 *
4 * This program is free software: you can redistribute it and/or modify it
5 * under the terms of the GNU Lesser General Public License version 3,
6 * as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU Lesser General Public License for more details.
12 *
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 *
16 * Authored by: Thomas Voß <thomas.voss@canonical.com>
17 */
18 #ifndef LOCATION_SERVICE_COM_UBUNTU_LOCATION_UNITS_UNITS_H_
19 #define LOCATION_SERVICE_COM_UBUNTU_LOCATION_UNITS_UNITS_H_
20
21 #include <boost/units/cmath.hpp>
22 #include <boost/units/io.hpp>
23 #include <boost/units/quantity.hpp>
24 #include <boost/units/systems/angle/degrees.hpp>
25 #include <boost/units/systems/angle/gradians.hpp>
26 #include <boost/units/systems/si.hpp>
27 #include <boost/units/systems/si/prefixes.hpp>
28
29 namespace com
30 {
31 namespace ubuntu
32 {
33 namespace location
34 {
35 namespace units
36 {
37 typedef boost::units::degree::plane_angle PlaneAngle;
38 static const PlaneAngle Degree;
39 static const PlaneAngle Degrees;
40 typedef boost::units::gradian::plane_angle Gradians;
41
42 typedef boost::units::si::length Length;
43 static const Length Meter;
44 static const Length Meters;
45
46 using boost::units::si::kilo;
47
48 typedef boost::units::si::velocity Velocity;
49 static const Velocity MeterPerSecond;
50 static const Velocity MetersPerSecond;
51
52 template<typename Unit>
53 using Quantity = boost::units::quantity<Unit, double>;
54
55 typedef boost::units::si::dimensionless Dimensionless;
56
57 using boost::units::sin;
58 using boost::units::cos;
59 using boost::units::atan2;
60
61 template<typename Unit>
62 inline bool roughly_equals(const Quantity<Unit>& lhs, const Quantity<Unit>& rhs)
63 {
64 return std::fabs(lhs.value()-rhs.value()) <= std::numeric_limits<double>::epsilon();
65 }
66 }
67 }
68 }
69 }
70
71 #endif // LOCATION_SERVICE_COM_UBUNTU_LOCATION_UNITS_UNITS_H_
72
com::ubuntu::location::units::MetersPerSecond
static const Velocity MetersPerSecond
Definition: units.h:50
com::ubuntu::location::units::Quantity
boost::units::quantity< Unit, double > Quantity
Definition: units.h:53
com::ubuntu::location::units::Dimensionless
boost::units::si::dimensionless Dimensionless
Definition: units.h:55
com::ubuntu::location::units::Meter
static const Length Meter
Definition: units.h:43
com::ubuntu::location::units::Meters
static const Length Meters
Definition: units.h:44
com::ubuntu::location::units::Degrees
static const PlaneAngle Degrees
Definition: units.h:39
com::ubuntu::location::units::Velocity
boost::units::si::velocity Velocity
Definition: units.h:48
com::ubuntu::location::units::MeterPerSecond
static const Velocity MeterPerSecond
Definition: units.h:49
com::ubuntu::location::units::roughly_equals
bool roughly_equals(const Quantity< Unit > &lhs, const Quantity< Unit > &rhs)
Definition: units.h:62
com::ubuntu::location::units::PlaneAngle
boost::units::degree::plane_angle PlaneAngle
Definition: units.h:37
com::ubuntu::location::units::Length
boost::units::si::length Length
Definition: units.h:42
com::ubuntu::location::units::Gradians
boost::units::gradian::plane_angle Gradians
Definition: units.h:40
com::ubuntu::location::units::Degree
static const PlaneAngle Degree
Definition: units.h:38
com
Definition: accuracy.h:24