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Added Direction2Helper.To90Direction

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Ellpeck 2020-08-10 02:37:39 +02:00
parent 52443bfa68
commit 368630f109
1 changed files with 14 additions and 0 deletions
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14
MLEM/Misc/Direction2.cs
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@ -244,5 +244,19 @@ namespace MLEM.Misc {
return Direction2.None;
}
/// <summary>
/// Returns the <see cref="Direction2"/> that is closest to the given position's facing direction, only taking <see cref="Adjacent"/> directions into account.
/// Diagonal directions will be rounded to the nearest vertical direction.
/// </summary>
/// <param name="offset">The vector whose corresponding direction to get</param>
/// <returns>The vector's direction</returns>
public static Direction2 To90Direction(this Vector2 offset) {
if (offset.X == 0 && offset.Y == 0)
return Direction2.None;
if (Math.Abs(offset.X) > Math.Abs(offset.Y))
return offset.X > 0 ? Direction2.Right : Direction2.Left;
return offset.Y > 0 ? Direction2.Down : Direction2.Up;
}
}
}