Большая реорганизация проекта
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75
BasicGeometry/RadianFP64.cs
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75
BasicGeometry/RadianFP64.cs
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/*
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* Author: Andrey Pokidov
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* Date: 18 Nov 2024
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*/
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namespace BasicGeometry
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{
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public class RadianFP64
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{
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public const double PI = 3.14159265358979324;
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public const double TWO_PI = 6.28318530717958648;
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public const double HALF_OF_PI = 1.57079632679489662;
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public const double THIRD_OF_PI = 1.04719755119659775;
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public const double FOURTH_OF_PI = 0.78539816339744831;
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public const double SIXTH_OF_PI = 0.523598775598298873;
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public const double DEGREES_IN_RADIAN = 57.2957795130823209;
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public const double TURNS_IN_RADIAN = 0.159154943091895336;
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public static double ToDegrees(double radians)
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{
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return radians * DEGREES_IN_RADIAN;
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}
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public static double ToTurns(double radians)
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{
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return radians * TURNS_IN_RADIAN;
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}
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public static double ToUnits(double radians, AngleUnit toUnit)
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{
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if (toUnit == AngleUnit.DEGREES)
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{
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return radians * DEGREES_IN_RADIAN;
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}
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if (toUnit == AngleUnit.TURNS)
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{
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return radians * TURNS_IN_RADIAN;
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}
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return radians;
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}
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public static double Normalize(double radians, AngleRange range)
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{
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if (range == AngleRange.UNSIGNED_RANGE)
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{
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if (0.0 <= radians && radians < TWO_PI)
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{
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return radians;
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}
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}
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else
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{
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if (-PI < radians && radians <= PI)
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{
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return radians;
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}
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}
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double turns = radians * TURNS_IN_RADIAN;
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turns -= Math.Floor(turns);
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if (range == AngleRange.SIGNED_RANGE && turns > 0.5)
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{
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turns -= 1.0;
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}
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return turns * TWO_PI;
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}
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}
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}
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