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using UnityEditor.Graphing;
using UnityEditor.ShaderGraph.Internal;
namespace UnityEditor.ShaderGraph
{
interface IMayRequireViewDirection
{
NeededCoordinateSpace RequiresViewDirection(ShaderStageCapability stageCapability = ShaderStageCapability.All);
}
static class MayRequireViewDirectionExtensions
{
public static NeededCoordinateSpace RequiresViewDirection(this MaterialSlot slot)
{
var mayRequireViewDirection = slot as IMayRequireViewDirection;
return mayRequireViewDirection != null ? mayRequireViewDirection.RequiresViewDirection() : NeededCoordinateSpace.None;
}
}
}