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18 行
501 B

using UnityEditor.Graphing;
namespace UnityEditor.ShaderGraph
{
public interface IMayRequireNormal
{
NeededCoordinateSpace RequiresNormal();
}
public static class MayRequireNormalExtensions
{
public static NeededCoordinateSpace RequiresNormal(this ISlot slot)
{
var mayRequireNormal = slot as IMayRequireNormal;
return mayRequireNormal != null ? mayRequireNormal.RequiresNormal() : NeededCoordinateSpace.None;
}
}
}