Files
2026-07-13 13:13:17 +08:00

49 lines
1.4 KiB
C#

namespace Lib.image.use;
[Guid("db73b47d-3d42-4b17-b8fd-08b6f1286716")]
internal sealed class FirstValidTexture : Instance<FirstValidTexture>
{
[Output(Guid = "3d3d2dbd-dadc-492d-bf03-b780b21e738e")]
public readonly Slot<Texture2D> Output = new();
public FirstValidTexture()
{
Output.UpdateAction += Update;
}
private void Update(EvaluationContext context)
{
var foundSomethingValid = false;
_complainedOnce |= Input.DirtyFlag.IsDirty;
var connections = Input.GetCollectedTypedInputs();
if (connections != null && connections.Count > 0)
{
for (int index = 0; index < connections.Count; index++)
{
var v = connections[index].GetValue(context);
if (v != null)
{
Output.Value = v;
foundSomethingValid = true;
break;
}
}
}
if (!foundSomethingValid && !_complainedOnce)
{
Log.Debug("No valid texture found", this);
_complainedOnce = true;
}
Input.DirtyFlag.Clear();
}
private bool _complainedOnce;
[Input(Guid = "1725F61D-44E5-4718-9331-F6520F105657")]
public readonly MultiInputSlot<Texture2D> Input = new();
}