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51 行
1.9 KiB
51 行
1.9 KiB
using System.Linq;
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using UnityEngine;
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namespace UnityEditor.Graphs.Material
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{
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abstract class Function3Input : BaseMaterialNode, IGeneratesBodyCode
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{
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public override bool hasPreview { get { return true; } }
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public override void Init()
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{
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base.Init ();
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AddSlot (new Slot (SlotType.OutputSlot, GetOutputSlotName ()));
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AddSlot (new Slot (SlotType.InputSlot, GetInputSlot1Name ()));
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AddSlot (new Slot (SlotType.InputSlot, GetInputSlot2Name ()));
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AddSlot (new Slot (SlotType.InputSlot, GetInputSlot3Name ()));
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}
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protected virtual string GetInputSlot1Name() { return "Input1"; }
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protected virtual string GetInputSlot2Name() { return "Input2"; }
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protected virtual string GetInputSlot3Name() { return "Input3"; }
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protected virtual string GetOutputSlotName() { return "Output"; }
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protected abstract string GetFunctionName();
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public void GenerateNodeCode(ShaderGenerator visitor, GenerationMode generationMode)
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{
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var outputSlot = FindOutputSlot (GetOutputSlotName ());
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var inputSlot1 = FindInputSlot (GetInputSlot1Name ());
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var inputSlot2 = FindInputSlot (GetInputSlot2Name ());
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var inputSlot3 = FindInputSlot (GetInputSlot3Name ());
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if (inputSlot1 == null || inputSlot2 == null || inputSlot3 == null || outputSlot == null)
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{
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Debug.LogError("Invalid slot configuration on node: " + name);
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return;
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}
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string input1Value = GetSlotValue(inputSlot1, generationMode);
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string input2Value = GetSlotValue(inputSlot2, generationMode);
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string input3Value = GetSlotValue(inputSlot2, generationMode);
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visitor.AddShaderChunk(precision + "4 " + GetOutputVariableNameForSlot(outputSlot, generationMode) + " = " + GetFunctionCallBody(input1Value, input2Value, input3Value) + ";", true);
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}
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protected virtual string GetFunctionCallBody(string inputValue1, string inputValue2, string inputValue3)
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{
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return GetFunctionName() + " (" + inputValue1 + ", " + inputValue2 + ", " + inputValue3 + ")";
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}
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}
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}
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