private void TransformObjectsBy(Transform[] objects)
{
foreach (var transform in objects)
{
Undo.RecordObject(transform, "Transformed object with offset");
offset.AddTo(transform);
}
}
public void ReplaceObjectsWithPrefab(GameObject[] objects, GameObject sample, TransformValues offset)
{
Selection.objects = objects.Select(ReplaceWithPrefab).ToArray();
GameObject ReplaceWithPrefab(GameObject obj)
{
var hierarchyIndex = obj.transform.GetSiblingIndex();
GameObject newObj = InstantiateSample(obj.transform.parent);
Undo.RegisterCreatedObjectUndo(newObj, "Instantiated Prefab");
SetupTransformValues();
Undo.DestroyObjectImmediate(obj);
newObj.transform.SetSiblingIndex(hierarchyIndex);
return(newObj);
void SetupTransformValues()
{
newObj.transform.localPosition = GetNewTransformationValue(_positionMod, obj.transform.localPosition, newObj.transform.localPosition);
newObj.transform.localEulerAngles = GetNewTransformationValue(_rotationMod, obj.transform.localEulerAngles, newObj.transform.localEulerAngles);
newObj.transform.localScale = GetNewTransformationValue(_scaleMod, obj.transform.localScale, newObj.transform.localScale);
offset.AddTo(newObj.transform);
}
Vector3 GetNewTransformationValue(TransformOperation transformation, Vector3 oldValue, Vector3 newValue)
{
switch (transformation)
{
default:
case TransformOperation.UseOldValue:
{
return(oldValue);
}
case TransformOperation.UseNewValue:
{
return(newValue);
}
case TransformOperation.AddNewValue:
{
return(oldValue + newValue);
}
}
}
}
}