From 11aa174e0edf24d0744df3a57dca52dc0061f382 Mon Sep 17 00:00:00 2001
From: Harald Steinlechner <haraldsteinlechner@gmail.com>
Date: Thu, 3 Oct 2024 14:06:55 +0200
Subject: [PATCH] moved Aardvark.Data.Opc QTree to old Aardvark.SceneGraph.Opc
 namespace to prevent deserialization issues in legacy data. This seems
 controversial but a good tradeoff, trust me.

---
 src/Aardvark.Data.Opc/PatchFileInfo.fs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Aardvark.Data.Opc/PatchFileInfo.fs b/src/Aardvark.Data.Opc/PatchFileInfo.fs
index 464ee8b..9ba1182 100644
--- a/src/Aardvark.Data.Opc/PatchFileInfo.fs
+++ b/src/Aardvark.Data.Opc/PatchFileInfo.fs
@@ -206,11 +206,18 @@ module PatchFileInfo =
         let doc = Prinziple.readXmlDoc path
         ofXDoc doc patchName true
 
+namespace Aardvark.SceneGraph.Opc
+
+// in the old namespace to enable deserialization in (pickler) caches without hurdles.
 [<RequireQualifiedAccess>]
 type QTree<'T> =
     | Node of 'T * QTree<'T>[]
     | Leaf of 'T
 
+namespace Aardvark.Data.Opc
+
+open Aardvark.SceneGraph.Opc
+
 [<CompilationRepresentation(CompilationRepresentationFlags.ModuleSuffix)>]
 module QTree =
     let rec map (f : 'T -> 'U) (tree : QTree<'T>) =