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https://gitlab.com/kicad/code/kicad.git
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73 lines
3.4 KiB
C++
73 lines
3.4 KiB
C++
/*
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* Copyright The KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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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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*
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* You should have received a copy of the GNU General Public License
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* along with this package; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef TRANSLINE_CALCULATION_UNITS_SCALES_H
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#define TRANSLINE_CALCULATION_UNITS_SCALES_H
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namespace TRANSLINE_CALCULATIONS
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{
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constexpr double UNIT_KM = 1e3; // km to meter
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constexpr double UNIT_M = 1; // m to meter
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constexpr double UNIT_CM = 1e-2; // cm to meter
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constexpr double UNIT_MM = 1e-3; // mm to meter
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constexpr double UNIT_MICRON = 1e-6; // um to meter
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constexpr double UNIT_INCH = ( 1e-2 * 2.54 ); // inch to meter
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constexpr double UNIT_MIL = ( 1e-5 * 2.54 ); // mil (or thou) to meter
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constexpr double UNIT_FEET = 0.3048; // feet to meter
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constexpr double UNIT_OZSQFT = ( 34.40 * UNIT_MICRON ); // 1 oz/ft^2 is 34.30 microns nominal, 30.90 minimum
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constexpr double UNIT_GHZ = 1e9;
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constexpr double UNIT_MHZ = 1e6;
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constexpr double UNIT_KHZ = 1e3;
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constexpr double UNIT_DEGREE = M_PI / 180.0; // degree to radian
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constexpr double UNIT_RADIAN = 1.0; // Radian to radian
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constexpr double UNIT_OHM = 1.0; // Ohm to Ohm
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constexpr double UNIT_KOHM = 1e3; // KOhm to Ohm
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constexpr double UNIT_OHM_PER_METER = 1.0; // Ohm per meter to Ohm per meter
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constexpr double UNIT_OHM_PER_KILOMETER = 1e-3; // Ohm per kilometer to Ohm per meter
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constexpr double UNIT_OHM_PER_FEET = 3.28084; // Ohm per feet to Ohm per meter
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constexpr double UNIT_OHM_PER_1000FEET = 3.28084e-3; // Ohm per 1000feet to Ohm per meter
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constexpr double UNIT_KILOVOLT = 1e-3; // Kilovolt to Volt
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constexpr double UNIT_VOLT = 1.0; // Volt to Volt
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constexpr double UNIT_MILLIVOLT = 1e+3; // Millivolt to Volt
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constexpr double UNIT_MEGAWATT = 1e-6; // Kilowatt to Watt
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constexpr double UNIT_KILOWATT = 1e-3; // Kilowatt to Watt
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constexpr double UNIT_WATT = 1.0; // Watt to Watt
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constexpr double UNIT_MILLIWATT = 1e+3; // Milliwatt to Watt
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constexpr double UNIT_METER_PER_SECOND = 1.0; // meter per second to meter per second
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constexpr double UNIT_KILOMETER_PER_HOUR = ( 1 / 3.6 ); // km/h to m/s
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constexpr double UNIT_FEET_PER_SECOND = 0.3048; // ft/s to m/s
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constexpr double UNIT_MILES_PER_HOUR = 1609.34; // mi/h to m/s
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constexpr double UNIT_SECOND = 1.0; // second to second
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constexpr double UNIT_MSECOND = 1e-3; // millisecond to second
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constexpr double UNIT_USECOND = 1e-6; // microsecond to second
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constexpr double UNIT_NSECOND = 1e-9; // nanosecond to second
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constexpr double UNIT_PSECOND = 1e-12; // picosecond to second
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}; // namespace TRANSLINE_CALCULATIONS
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#endif // TRANSLINE_CALCULATION_UNITS_SCALES_H
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