void CreatePopup()
{
int channelCount = SlotValueHelper.GetChannelCount(m_Node.FindSlot <MaterialSlot>(m_SlotId).concreteValueType);
if (m_PopupField != null)
{
if (channelCount == m_PreviousChannelCount)
{
return;
}
Remove(m_PopupField);
}
m_PreviousChannelCount = channelCount;
List <string> popupEntries = new List <string>();
for (int i = 0; i < channelCount; i++)
{
popupEntries.Add(m_ValueNames[i]);
}
var value = (int)m_PropertyInfo.GetValue(m_Node, null);
if (value >= channelCount)
{
value = 0;
}
m_PopupField = new PopupField <string>(popupEntries, value);
m_PopupField.RegisterValueChangedCallback(OnValueChanged);
Add(m_PopupField);
}
private void UpdatePopup()
{
var value = (int)m_PropertyInfo.GetValue(m_Node, null);
using (var changeCheckScope = new EditorGUI.ChangeCheckScope())
{
int channelCount = SlotValueHelper.GetChannelCount(m_Node.FindSlot <MaterialSlot>(m_SlotId).concreteValueType);
string[] enumEntryNames = Enum.GetNames(typeof(TextureChannel));
string[] popupEntries = new string[channelCount];
for (int i = 0; i < popupEntries.Length; i++)
{
popupEntries[i] = enumEntryNames[i];
}
value = EditorGUILayout.MaskField(m_Label, value, popupEntries);
if (changeCheckScope.changed)
{
m_Node.owner.owner.RegisterCompleteObjectUndo("Change " + m_Node.name);
m_PropertyInfo.SetValue(m_Node, value, null);
}
}
}