Mindgames/Library/PackageCache/com.unity.shadergraph@6.9.0/Editor/Data/Nodes/Input/Geometry/BitangentVectorNode.cs

   1 using UnityEngine;
   2 using UnityEditor.Graphing;
   3
   4 namespace UnityEditor.ShaderGraph
   5 {
   6     [Title("Input", "Geometry", "Bitangent Vector")]
   7     class BitangentVectorNode : GeometryNode, IMayRequireBitangent
   8     {
   9         public const int kOutputSlotId = 0;
  10         public const string kOutputSlotName = "Out";
  11
  12         public BitangentVectorNode()
  13         {
  14             name = "Bitangent Vector";
  15             UpdateNodeAfterDeserialization();
  16         }
  17
  18
  19         public sealed override void UpdateNodeAfterDeserialization()
  20         {
  21             AddSlot(new Vector3MaterialSlot(kOutputSlotId, kOutputSlotName, kOutputSlotName, SlotType.Output, new Vector4(0, 0, 1)));
  22             RemoveSlotsNameNotMatching(new[] { kOutputSlotId });
  23         }
  24
  25         public override string GetVariableNameForSlot(int slotId)
  26         {
  27             return string.Format("IN.{0}", space.ToVariableName(InterpolatorType.BiTangent));
  28         }
  29
  30         public NeededCoordinateSpace RequiresBitangent(ShaderStageCapability stageCapability)
  31         {
  32             return space.ToNeededCoordinateSpace();
  33         }
  34     }
  35 }