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19 lines
605 B
19 lines
605 B
using UnityEditor.Graphing;
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using UnityEditor.ShaderGraph.Internal;
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namespace UnityEditor.ShaderGraph
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{
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interface IMayRequireTangent
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{
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NeededCoordinateSpace RequiresTangent(ShaderStageCapability stageCapability = ShaderStageCapability.All);
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}
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static class MayRequireTangentExtensions
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{
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public static NeededCoordinateSpace RequiresTangent(this MaterialSlot 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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