45 lines
982 B
C#
45 lines
982 B
C#
namespace UniVRM10
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{
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public static class IndexExtensions
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{
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public static bool TryGetValidIndex(this int value, int count, out int index)
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{
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if (value < 0)
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{
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index = -1;
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return false;
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}
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if (value >= count)
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{
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index = -1;
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return false;
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}
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index = value;
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return true;
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}
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public static bool TryGetValidIndex(this int? value, int count, out int index)
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{
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if (!value.HasValue)
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{
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index = -1;
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return false;
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}
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if (value < 0)
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{
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index = -1;
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return false;
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}
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if (value >= count)
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{
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index = -1;
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return false;
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}
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index = value.Value;
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return true;
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}
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}
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}
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