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3.2 KiB

using UnityEditor.Graphing;
using UnityEngine;
namespace UnityEditor.ShaderGraph
{
[Title("Input", "Scene", "Camera")]
public class CameraNode : AbstractMaterialNode
{
const string kOutputSlotName = "Position";
const string kOutputSlot1Name = "Direction";
const string kOutputSlot2Name = "Orthographic";
const string kOutputSlot3Name = "Near Plane";
const string kOutputSlot4Name = "Far Plane";
const string kOutputSlot5Name = "Z Buffer Sign";
const string kOutputSlot6Name = "Width";
const string kOutputSlot7Name = "Height";
public const int OutputSlotId = 0;
public const int OutputSlot1Id = 1;
public const int OutputSlot2Id = 2;
public const int OutputSlot3Id = 3;
public const int OutputSlot4Id = 4;
public const int OutputSlot5Id = 5;
public const int OutputSlot6Id = 6;
public const int OutputSlot7Id = 7;
public CameraNode()
{
name = "Camera";
UpdateNodeAfterDeserialization();
}
public override string documentationURL
{
get { return "https://github.com/Unity-Technologies/ShaderGraph/wiki/Camera-Node"; }
}
public sealed override void UpdateNodeAfterDeserialization()
{
AddSlot(new Vector3MaterialSlot(OutputSlotId, kOutputSlotName, kOutputSlotName, SlotType.Output, Vector3.zero));
AddSlot(new Vector3MaterialSlot(OutputSlot1Id, kOutputSlot1Name, kOutputSlot1Name, SlotType.Output, Vector3.zero));
AddSlot(new Vector1MaterialSlot(OutputSlot2Id, kOutputSlot2Name, kOutputSlot2Name, SlotType.Output, 0));
AddSlot(new Vector1MaterialSlot(OutputSlot3Id, kOutputSlot3Name, kOutputSlot3Name, SlotType.Output, 0));
AddSlot(new Vector1MaterialSlot(OutputSlot4Id, kOutputSlot4Name, kOutputSlot4Name, SlotType.Output, 1));
AddSlot(new Vector1MaterialSlot(OutputSlot5Id, kOutputSlot5Name, kOutputSlot5Name, SlotType.Output, 1));
AddSlot(new Vector1MaterialSlot(OutputSlot6Id, kOutputSlot6Name, kOutputSlot6Name, SlotType.Output, 1));
AddSlot(new Vector1MaterialSlot(OutputSlot7Id, kOutputSlot7Name, kOutputSlot7Name, SlotType.Output, 1));
RemoveSlotsNameNotMatching(new[] { OutputSlotId, OutputSlot1Id, OutputSlot2Id, OutputSlot3Id, OutputSlot4Id, OutputSlot5Id, OutputSlot6Id, OutputSlot7Id });
}
public override string GetVariableNameForSlot(int slotId)
{
switch (slotId)
{
case OutputSlot1Id:
return "-1 * mul(unity_ObjectToWorld, UNITY_MATRIX_IT_MV [2].xyz)";
case OutputSlot2Id:
return "unity_OrthoParams.w";
case OutputSlot3Id:
return "_ProjectionParams.y";
case OutputSlot4Id:
return "_ProjectionParams.z";
case OutputSlot5Id:
return "_ProjectionParams.x";
case OutputSlot6Id:
return "unity_OrthoParams.x";
case OutputSlot7Id:
return "unity_OrthoParams.y";
default:
return "_WorldSpaceCameraPos";
}
}
}
}