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18 行
507 B
18 行
507 B
using UnityEditor.Graphing;
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namespace UnityEditor.ShaderGraph
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{
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public interface IMayRequireTangent
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{
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NeededCoordinateSpace RequiresTangent();
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}
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public static class MayRequireTangentExtensions
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{
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public static NeededCoordinateSpace RequiresTangent(this ISlot slot)
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{
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var mayRequireTangent = slot as IMayRequireTangent;
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return mayRequireTangent != null ? mayRequireTangent.RequiresTangent() : NeededCoordinateSpace.None;
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}
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}
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}
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