void TryConnectNativeObject(ref PackedManagedObject managedObj)
{
if (managedObj.nativeObjectsArrayIndex >= 0)
{
return; // connected already
}
// If it's not derived from UnityEngine.Object, it does not have the m_CachedPtr field and we can skip it
var type = m_Snapshot.managedTypes[managedObj.managedTypesArrayIndex];
if (type.isValueType || type.isArray)
{
return;
}
// Only types derived from UnityEngine.Object have the m_cachePtr field
if (!type.isUnityEngineObject)
{
return;
}
BeginProfilerSample("ReadPointer");
// Read the m_cachePtr value
var nativeObjectAddress = m_MemoryReader.ReadPointer(managedObj.address + (uint)m_CachedPtr.offset);
EndProfilerSample();
if (nativeObjectAddress == 0)
{
return;
}
// Try to find the corresponding native object
BeginProfilerSample("FindNativeObjectOfAddress");
var nativeObjectArrayIndex = m_Snapshot.FindNativeObjectOfAddress(nativeObjectAddress);
EndProfilerSample();
if (nativeObjectArrayIndex < 0)
{
return;
}
// Connect ManagedObject <> NativeObject
managedObj.nativeObjectsArrayIndex = nativeObjectArrayIndex;
m_Snapshot.nativeObjects[managedObj.nativeObjectsArrayIndex].managedObjectsArrayIndex = managedObj.managedObjectsArrayIndex;
// Connect the ManagedType <> NativeType
m_Snapshot.managedTypes[managedObj.managedTypesArrayIndex].nativeTypeArrayIndex = m_Snapshot.nativeObjects[managedObj.nativeObjectsArrayIndex].nativeTypesArrayIndex;
m_Snapshot.nativeTypes[m_Snapshot.nativeObjects[managedObj.nativeObjectsArrayIndex].nativeTypesArrayIndex].managedTypeArrayIndex = m_Snapshot.managedTypes[managedObj.managedTypesArrayIndex].managedTypesArrayIndex;
BeginProfilerSample("AddConnection");
// Add a Connection from ManagedObject to NativeObject (m_CachePtr)
m_Snapshot.AddConnection(PackedConnection.Kind.Managed, managedObj.managedObjectsArrayIndex, PackedConnection.Kind.Native, managedObj.nativeObjectsArrayIndex);
EndProfilerSample();
}
void TryDrawObjectButton(PropertyGridItem itm, ref Rect rect)
{
// We do not test against address==0 here, because if it is a static field its address might be 0
if (itm.type.managedTypesArrayIndex < 0 || (itm is BaseClassPropertyGridItem))
{
return;
}
// If it is not a pointer, it does not point to another object
//var type = m_snapshot.managedTypes[itm.typeIndex];
if (!itm.type.isPointer)
{
return;
}
// If it points to null, it has no object
var pointer = itm.myMemoryReader.ReadPointer(itm.address);
if (pointer == 0)
{
return;
}
// Check if it is a managed object
var managedObjIndex = m_Snapshot.FindManagedObjectOfAddress(itm.type.isArray ? itm.address : pointer);
if (managedObjIndex != -1)
{
if (HeEditorGUI.CsButton(HeEditorGUI.SpaceR(ref rect, rect.height)))
{
m_Owner.window.OnGoto(new GotoCommand(new RichManagedObject(m_Snapshot, managedObjIndex)));
}
}
// Check if it is a native object
var nativeObjIndex = m_Snapshot.FindNativeObjectOfAddress(pointer);
if (nativeObjIndex != -1)
{
if (HeEditorGUI.CppButton(HeEditorGUI.SpaceR(ref rect, rect.height)))
{
m_Owner.window.OnGoto(new GotoCommand(new RichNativeObject(m_Snapshot, nativeObjIndex)));
}
}
}