private static void GetVariableType(UdonBehaviour udonBehaviour, string symbolName, out Type variableType,
IUdonVariableTable publicVariables, UdonSharpProgramAsset programAsset)
{
if (!publicVariables.TryGetVariableType(symbolName, out variableType))
{
var symbolTable = udonBehaviour.GetSymbolTable();
if (symbolTable.HasAddressForSymbol(symbolName))
{
var symbolAddress = symbolTable.GetAddressFromSymbol(symbolName);
var program = programAsset.GetRealProgram();
variableType = program.Heap.GetHeapVariableType(symbolAddress);
}
else
{
variableType = null;
}
}
}
protected void DrawPublicVariables(UdonBehaviour udonBehaviour, ref bool dirty)
{
IUdonVariableTable publicVariables = null;
if (udonBehaviour != null)
{
publicVariables = udonBehaviour.publicVariables;
}
EditorGUILayout.LabelField("Public Variables", EditorStyles.boldLabel);
EditorGUI.indentLevel++;
if (program?.SymbolTable == null)
{
EditorGUILayout.LabelField("No public variables.");
EditorGUI.indentLevel--;
return;
}
IUdonSymbolTable symbolTable = program.SymbolTable;
string[] exportedSymbolNames = symbolTable.GetExportedSymbols();
if (publicVariables != null)
{
foreach (string publicVariableSymbol in publicVariables.VariableSymbols.ToArray())
{
if (!exportedSymbolNames.Contains(publicVariableSymbol))
{
publicVariables.RemoveVariable(publicVariableSymbol);
}
}
}
if (exportedSymbolNames.Length <= 0)
{
EditorGUILayout.LabelField("No public variables.");
EditorGUI.indentLevel--;
return;
}
foreach (string exportedSymbol in exportedSymbolNames)
{
Type symbolType = symbolTable.GetSymbolType(exportedSymbol);
if (publicVariables == null)
{
DrawPublicVariableField(exportedSymbol, GetPublicVariableDefaultValue(exportedSymbol, symbolType), symbolType, ref dirty, false);
continue;
}
if (!publicVariables.TryGetVariableType(exportedSymbol, out Type declaredType) || declaredType != symbolType)
{
publicVariables.RemoveVariable(exportedSymbol);
if (!publicVariables.TryAddVariable(CreateUdonVariable(exportedSymbol, GetPublicVariableDefaultValue(exportedSymbol, declaredType), symbolType)))
{
EditorGUILayout.LabelField($"Error drawing field for symbol '{exportedSymbol}'.");
continue;
}
}
if (!publicVariables.TryGetVariableValue(exportedSymbol, out object variableValue))
{
variableValue = GetPublicVariableDefaultValue(exportedSymbol, declaredType);
}
variableValue = DrawPublicVariableField(exportedSymbol, variableValue, symbolType, ref dirty, true);
if (!dirty)
{
continue;
}
Undo.RecordObject(udonBehaviour, "Modify Public Variable");
if (!publicVariables.TrySetVariableValue(exportedSymbol, variableValue))
{
if (!publicVariables.TryAddVariable(CreateUdonVariable(exportedSymbol, variableValue, symbolType)))
{
Debug.LogError($"Failed to set public variable '{exportedSymbol}' value.");
}
}
EditorSceneManager.MarkSceneDirty(udonBehaviour.gameObject.scene);
if (PrefabUtility.IsPartOfPrefabInstance(udonBehaviour))
{
PrefabUtility.RecordPrefabInstancePropertyModifications(udonBehaviour);
}
}
EditorGUI.indentLevel--;
}
