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https://github.com/oliverbooth/X10D
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Use file-scoped namespaces
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parent
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commit
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@ -1,22 +1,21 @@
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using System.ComponentModel;
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namespace X10D
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namespace X10D;
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/// <summary>
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/// Represents an enumeration of endianness values.
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/// </summary>
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public enum Endianness
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{
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/// <summary>
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/// Represents an enumeration of endianness values.
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/// The value should be read as though it uses little endian encoding.
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/// </summary>
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public enum Endianness
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{
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/// <summary>
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/// The value should be read as though it uses little endian encoding.
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/// </summary>
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[Description("The value should be read as though it uses little endian encoding.")]
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LittleEndian,
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[Description("The value should be read as though it uses little endian encoding.")]
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LittleEndian,
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/// <summary>
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/// The value should be read as though it uses big endian encoding.
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/// </summary>
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[Description("The value should be read as though it uses big endian encoding.")]
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BigEndian
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}
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}
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/// <summary>
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/// The value should be read as though it uses big endian encoding.
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/// </summary>
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[Description("The value should be read as though it uses big endian encoding.")]
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BigEndian
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}
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@ -1,40 +1,39 @@
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namespace X10D
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namespace X10D;
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/// <summary>
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/// Provides static helpers methods for mathematical functions not found in the .NET <see cref="System.Math" /> class.
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/// </summary>
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public static class MathUtils
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{
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/// <summary>
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/// Provides static helpers methods for mathematical functions not found in the .NET <see cref="System.Math" /> class.
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/// Linearly interpolates from one value to a target using a specified alpha.
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/// </summary>
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public static class MathUtils
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/// <param name="value">The interpolation source.</param>
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/// <param name="target">The interpolation target.</param>
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/// <param name="alpha">The interpolation alpha.</param>
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/// <returns>
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/// The interpolation result as determined by <c>(1 - alpha) * value + alpha * target</c>.
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/// </returns>
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public static float Lerp(float value, float target, float alpha)
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{
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/// <summary>
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/// Linearly interpolates from one value to a target using a specified alpha.
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/// </summary>
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/// <param name="value">The interpolation source.</param>
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/// <param name="target">The interpolation target.</param>
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/// <param name="alpha">The interpolation alpha.</param>
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/// <returns>
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/// The interpolation result as determined by <c>(1 - alpha) * value + alpha * target</c>.
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/// </returns>
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public static float Lerp(float value, float target, float alpha)
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{
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// rookie mistake: a + t * (b - a)
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// "precise" method: (1 - t) * a + t * b
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return ((1.0f - alpha) * value) + (alpha * target);
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}
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// rookie mistake: a + t * (b - a)
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// "precise" method: (1 - t) * a + t * b
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return ((1.0f - alpha) * value) + (alpha * target);
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}
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/// <summary>
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/// Linearly interpolates from one value to a target using a specified alpha.
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/// </summary>
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/// <param name="value">The interpolation source.</param>
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/// <param name="target">The interpolation target.</param>
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/// <param name="alpha">The interpolation alpha.</param>
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/// <returns>
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/// The interpolation result as determined by <c>(1 - alpha) * value + alpha * target</c>.
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/// </returns>
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public static double Lerp(double value, double target, double alpha)
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{
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// rookie mistake: a + t * (b - a)
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// "precise" method: (1 - t) * a + t * b
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return ((1.0 - alpha) * value) + (alpha * target);
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}
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/// <summary>
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/// Linearly interpolates from one value to a target using a specified alpha.
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/// </summary>
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/// <param name="value">The interpolation source.</param>
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/// <param name="target">The interpolation target.</param>
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/// <param name="alpha">The interpolation alpha.</param>
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/// <returns>
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/// The interpolation result as determined by <c>(1 - alpha) * value + alpha * target</c>.
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/// </returns>
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public static double Lerp(double value, double target, double alpha)
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{
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// rookie mistake: a + t * (b - a)
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// "precise" method: (1 - t) * a + t * b
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return ((1.0 - alpha) * value) + (alpha * target);
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}
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}
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@ -1,103 +1,102 @@
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using System.Globalization;
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using System.Text.RegularExpressions;
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namespace X10D
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namespace X10D;
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/// <summary>
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/// Represents a class which contains a <see cref="string" /> parser which converts into <see cref="TimeSpan" />.
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/// </summary>
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public static class TimeSpanParser
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{
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private const string RealNumberPattern = @"(\d*\.\d+|\d+)";
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private static readonly string Pattern = $"^(?:{RealNumberPattern} *y)? *" +
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$"^(?:{RealNumberPattern} *mo)? *" +
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$"^(?:{RealNumberPattern} *w)? *" +
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$"(?:{RealNumberPattern} *d)? *" +
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$"(?:{RealNumberPattern} *h)? *" +
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$"(?:{RealNumberPattern} *m)? *" +
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$"(?:{RealNumberPattern} *s)? *" +
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$"(?:{RealNumberPattern} *ms)?$";
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private static readonly Regex Regex = new(Pattern, RegexOptions.Compiled | RegexOptions.IgnoreCase);
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/// <summary>
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/// Represents a class which contains a <see cref="string" /> parser which converts into <see cref="TimeSpan" />.
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/// Attempts to parses a shorthand time span string (e.g. 3w 2d 1.5h), converting it to an instance of
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/// <see cref="TimeSpan" /> which represents that duration of time.
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/// </summary>
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public static class TimeSpanParser
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/// <param name="input">The input string.</param>
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/// <param name="result">The parsed result.</param>
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/// <param name="provider">The format provider.</param>
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/// <returns><see langword="true" /> if the parse was successful, <see langword="false" /> otherwise.</returns>
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public static bool TryParse(string input, out TimeSpan result, IFormatProvider? provider = null)
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{
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private const string RealNumberPattern = @"(\d*\.\d+|\d+)";
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result = default;
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private static readonly string Pattern = $"^(?:{RealNumberPattern} *y)? *" +
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$"^(?:{RealNumberPattern} *mo)? *" +
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$"^(?:{RealNumberPattern} *w)? *" +
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$"(?:{RealNumberPattern} *d)? *" +
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$"(?:{RealNumberPattern} *h)? *" +
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$"(?:{RealNumberPattern} *m)? *" +
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$"(?:{RealNumberPattern} *s)? *" +
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$"(?:{RealNumberPattern} *ms)?$";
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Match? match = Regex.Match(input);
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private static readonly Regex Regex = new(Pattern, RegexOptions.Compiled | RegexOptions.IgnoreCase);
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/// <summary>
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/// Attempts to parses a shorthand time span string (e.g. 3w 2d 1.5h), converting it to an instance of
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/// <see cref="TimeSpan" /> which represents that duration of time.
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/// </summary>
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/// <param name="input">The input string.</param>
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/// <param name="result">The parsed result.</param>
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/// <param name="provider">The format provider.</param>
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/// <returns><see langword="true" /> if the parse was successful, <see langword="false" /> otherwise.</returns>
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public static bool TryParse(string input, out TimeSpan result, IFormatProvider? provider = null)
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if (!match.Success)
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{
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result = default;
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Match? match = Regex.Match(input);
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if (!match.Success)
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{
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return false;
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}
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bool TryParseAt(int group, out double parsedResult)
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{
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parsedResult = 0;
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return match.Groups[group].Success
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&& double.TryParse(match.Groups[group].Value, NumberStyles.Number, provider, out parsedResult);
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}
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if (!TryParseAt(1, out double years))
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{
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return false;
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}
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if (!TryParseAt(2, out double months))
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{
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return false;
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}
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if (!TryParseAt(3, out double weeks))
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{
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return false;
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}
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if (!TryParseAt(4, out double days))
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{
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return false;
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}
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if (!TryParseAt(5, out double hours))
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{
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return false;
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}
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if (!TryParseAt(6, out double minutes))
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{
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return false;
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}
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if (!TryParseAt(7, out double seconds))
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{
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return false;
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}
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if (!TryParseAt(8, out double milliseconds))
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{
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return false;
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}
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result += TimeSpan.FromDays(years * 365);
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result += TimeSpan.FromDays(months * 30);
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result += TimeSpan.FromDays(weeks * 7);
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result += TimeSpan.FromDays(days);
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result += TimeSpan.FromHours(hours);
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result += TimeSpan.FromMinutes(minutes);
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result += TimeSpan.FromSeconds(seconds);
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result += TimeSpan.FromMilliseconds(milliseconds);
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return true;
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return false;
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}
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bool TryParseAt(int group, out double parsedResult)
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{
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parsedResult = 0;
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return match.Groups[group].Success
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&& double.TryParse(match.Groups[group].Value, NumberStyles.Number, provider, out parsedResult);
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}
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if (!TryParseAt(1, out double years))
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{
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return false;
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}
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if (!TryParseAt(2, out double months))
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{
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return false;
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}
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if (!TryParseAt(3, out double weeks))
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{
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return false;
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}
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if (!TryParseAt(4, out double days))
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{
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return false;
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}
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if (!TryParseAt(5, out double hours))
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{
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return false;
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}
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if (!TryParseAt(6, out double minutes))
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{
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return false;
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}
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if (!TryParseAt(7, out double seconds))
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{
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return false;
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}
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if (!TryParseAt(8, out double milliseconds))
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{
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return false;
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}
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result += TimeSpan.FromDays(years * 365);
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result += TimeSpan.FromDays(months * 30);
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result += TimeSpan.FromDays(weeks * 7);
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result += TimeSpan.FromDays(days);
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result += TimeSpan.FromHours(hours);
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result += TimeSpan.FromMinutes(minutes);
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result += TimeSpan.FromSeconds(seconds);
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result += TimeSpan.FromMilliseconds(milliseconds);
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return true;
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}
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}
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}
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