80 lines
3.0 KiB
C#
80 lines
3.0 KiB
C#
|
namespace UnityEditor.ShaderGraph
|
||
|
|
{
|
||
|
|
/*abstract class FunctionMultiInput : BaseMaterialNode, IGeneratesBodyCode
|
||
|
|
{
|
||
|
|
private const string kOutputSlotName = "Output";
|
||
|
|
private const string kBaseInputSlotName = "Input";
|
||
|
|
|
||
|
|
public override bool hasPreview { get { return true; } }
|
||
|
|
|
||
|
|
public override void OnCreate()
|
||
|
|
{
|
||
|
|
base.OnCreate();
|
||
|
|
AddSlot(new Slot(SlotType.OutputSlot, kOutputSlotName));
|
||
|
|
|
||
|
|
AddSlot(new Slot(SlotType.InputSlot, GetInputSlotName(0)));
|
||
|
|
AddSlot(new Slot(SlotType.InputSlot, GetInputSlotName(1)));
|
||
|
|
}
|
||
|
|
|
||
|
|
protected bool IsInputSlotConnected(int index)
|
||
|
|
{
|
||
|
|
var inputSlot = GetValidInputSlots().FirstOrDefault(x => x.name == GetInputSlotName(index));
|
||
|
|
if (inputSlot == null)
|
||
|
|
{
|
||
|
|
Debug.LogError("Invalid slot configuration on node: " + name);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return inputSlot.edges.Count > 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static string GetInputSlotName(int index) { return kBaseInputSlotName + (index); }
|
||
|
|
|
||
|
|
public override void InputEdgeChanged(Edge e)
|
||
|
|
{
|
||
|
|
base.InputEdgeChanged(e);
|
||
|
|
|
||
|
|
int inputSlotCount = GetValidInputSlots().Count();
|
||
|
|
|
||
|
|
if (IsInputSlotConnected(inputSlotCount - 1))
|
||
|
|
AddSlot(new Slot(SlotType.InputSlot, GetInputSlotName(inputSlotCount)));
|
||
|
|
else if (inputSlotCount > 2)
|
||
|
|
{
|
||
|
|
var lastSlot = inputSlots.FirstOrDefault(x => x.name == GetInputSlotName(inputSlotCount - 1));
|
||
|
|
if (lastSlot != null)
|
||
|
|
RemoveSlot(lastSlot);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected abstract string GetFunctionName();
|
||
|
|
|
||
|
|
public void GenerateNodeCode(ShaderGenerator visitor, GenerationMode generationMode)
|
||
|
|
{
|
||
|
|
var outputSlot = outputSlots.FirstOrDefault(x => x.name == kOutputSlotName);
|
||
|
|
|
||
|
|
if (outputSlot == null)
|
||
|
|
{
|
||
|
|
Debug.LogError("Invalid slot configuration on node: " + name);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
var inputSlots = GetValidInputSlots();
|
||
|
|
int inputSlotCount = inputSlots.Count();
|
||
|
|
|
||
|
|
// build up a list of the valid input connections
|
||
|
|
var inputValues = new List<string>(inputSlotCount);
|
||
|
|
MaterialWindow.DebugMaterialGraph("Generating On Node: " + GetOutputVariableNameForNode() + " - Preview is: " + generationMode);
|
||
|
|
inputValues.AddRange(inputSlots.Select(inputSlot => GetSlotValue(inputSlot, generationMode)));
|
||
|
|
visitor.AddShaderChunk(precision + "4 " + GetVariableNameForSlot(outputSlot, generationMode) + " = " + GetFunctionCallBody(inputValues) + ";", true);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected virtual string GetFunctionCallBody(List<string> inputValues)
|
||
|
|
{
|
||
|
|
string functionCall = inputValues[0];
|
||
|
|
for (int q = 1; q < inputValues.Count; ++q)
|
||
|
|
functionCall = GetFunctionName() + " (" + functionCall + ", " + inputValues[q] + ")";
|
||
|
|
return functionCall;
|
||
|
|
}
|
||
|
|
}*/
|
||
|
|
}
|