Ellpeck/MLEM
1
0
Fork 0
mirror of https://github.com/Ellpeck/MLEM.git synced 2024-11-22 20:58:34 +01:00
Code Issues Projects Releases Wiki Activity

added HasAnyFlag and improved memory performance of HasFlag in DynamicEnum
Some checks reported errors
Ellpeck/MLEM/pipeline/head Something is wrong with the build of this commit
Details

Browse source
This commit is contained in:
Ell 2021-06-11 20:22:25 +02:00
parent fda4097aa5
commit dd09f0af25
1 changed files with 33 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

38
MLEM.Data/DynamicEnum.cs
View file

@ -32,6 +32,9 @@ namespace MLEM.Data {
private static readonly Dictionary<Type, Dictionary<string, DynamicEnum>> ParseCache = new Dictionary<Type, Dictionary<string, DynamicEnum>>(); private static readonly Dictionary<Type, Dictionary<string, DynamicEnum>> ParseCache = new Dictionary<Type, Dictionary<string, DynamicEnum>>();
private readonly BigInteger value; private readonly BigInteger value;
private Dictionary<DynamicEnum, bool> allFlagsCache;
private Dictionary<DynamicEnum, bool> anyFlagsCache;
private string name; private string name;
/// <summary> /// <summary>
@ -46,13 +49,38 @@ namespace MLEM.Data {
} }
/// <summary> /// <summary>
/// Returns true if this enum value has the given <see cref="DynamicEnum"/> flag on it. /// Returns true if this enum value has ALL of the given <see cref="DynamicEnum"/> flags on it.
/// This operation is equivalent to <see cref="Enum.HasFlag"/>. /// This operation is equivalent to <see cref="Enum.HasFlag"/>.
/// </summary> /// </summary>
/// <param name="flag">The flag to query</param> /// <seealso cref="HasAnyFlag"/>
/// <returns>True if the flag is present, false otherwise</returns> /// <param name="flags">The flags to query</param>
public bool HasFlag(DynamicEnum flag) { /// <returns>True if all of the flags are present, false otherwise</returns>
return (GetValue(this) & GetValue(flag)) == GetValue(flag); public bool HasFlag(DynamicEnum flags) {
if (this.allFlagsCache == null)
this.allFlagsCache = new Dictionary<DynamicEnum, bool>();
if (!this.allFlagsCache.TryGetValue(flags, out var ret)) {
// & is very memory-intensive, so we cache the return value
ret = (GetValue(this) & GetValue(flags)) == GetValue(flags);
this.allFlagsCache.Add(flags, ret);
}
return ret;
}
/// <summary>
/// Returns true if this enum value has ANY of the given <see cref="DynamicEnum"/> flags on it
/// </summary>
/// <seealso cref="HasFlag"/>
/// <param name="flags">The flags to query</param>
/// <returns>True if one of the flags is present, false otherwise</returns>
public bool HasAnyFlag(DynamicEnum flags) {
if (this.anyFlagsCache == null)
this.anyFlagsCache = new Dictionary<DynamicEnum, bool>();
if (!this.anyFlagsCache.TryGetValue(flags, out var ret)) {
// & is very memory-intensive, so we cache the return value
ret = (GetValue(this) & GetValue(flags)) != 0;
this.anyFlagsCache.Add(flags, ret);
}
return ret;
} }
/// <inheritdoc /> /// <inheritdoc />