Thumbnails für die großen Dächer/Giebelwände (4 m, 6 m)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Map-Editor: UI aufgeräumt, Auswahl-Sync, Drag&Drop, Bauen (Wände bündig, Geschosshöhe, große Dächer)
2026-10-25 20:32:53 +01:00 · 2026-10-25 20:32:32 +01:00
45 changed files with 1106 additions and 440 deletions
--- a/docs/bauen.md
+++ b/docs/bauen.md
@ -25,20 +25,28 @@ Ein Bauteil ist ein **ganz normales Bibliotheks-Objekt** (`bau_*`, Kategorie
 | --- | --- |
 | Fundament & Boden | Fundament, Boden/Decke (2 × 2 m, 20 cm) |
 | Wände (2 m breit, 3 m hoch) | Wand, Wand mit Tür (1,2 × 2,2 m), Wand mit Fenster, Wand mit Schießscharte, Brüstung (1,1 m), Eckpfeiler |
-| Dach & Giebel | Giebelwand, Satteldach, Pyramidendach |
+| Dach & Giebel (klein 2 m) | Giebelwand, Satteldach, Pyramidendach |
+| Dach & Giebel (mittel 4 m) | Giebelwand 4 m, Satteldach 4×4, Pyramidendach 4×4 (Spitze 2 m) |
+| Dach & Giebel (groß 6 m) | Giebelwand 6 m, Satteldach 6×6, Pyramidendach 6×6 (Spitze 3 m) |
 | Treppe | Treppe 4 × 2 m, 3 m hoch (15 Stufen) |

-Dazu im Tab „Pack-Module“: Container, Hangar-Tore, Betonsperren aus dem
-Military-Desert-Pack (normale Objekte).
+Fertige Pack-Objekte (Container, Hangar-Tore, Betonsperren) stehen NICHT im Bauen-Tab,
+sondern wie alle Objekte in der Objekt-Bibliothek unten.

 ## Snap (`src/editor/build_snap.gd`)

-* **XZ:** Wände auf die nächste Zellkante (Drehung ergibt sich aus der Kante, `R`
-  dreht die Wand um), Böden/Dächer/Fundamente in die Zellmitte, Pfeiler auf die
-  Zellecke, Treppen auf eine 4 × 2-m-Fläche. Zellen sind 2 × 2 m, global ab (0, 0).
+* **XZ:** Wände auf die nächste Zellkante — und zwar GANZ in die Zelle, in der die
+  Maus ist (Außenseite bündig mit der Kante, kein Überhang, Ecken schließen ohne
+  Lücke). Klick auf eine vorhandene Wand (Seite oder Oberkante) übernimmt deren Lage
+  exakt (ersetzen bzw. stapeln). Böden/Dächer/Fundamente in die Zellmitte, große
+  Dächer (4 m / 6 m) je nach Zellzahl auf Zellecke bzw. Zellmitte, Pfeiler auf die
+  Zellecke, Treppen auf eine 4 × 2-m-Fläche. `R` dreht die Wand um. Zellen sind
+  2 × 2 m, global ab (0, 0).
 * **Y:** nie die Klickhöhe, sondern eine **Ebene** — Gelände (höchster Punkt unter
-  der Grundfläche) oder Oberkante eines tragenden Teils darunter. Klick auf die
-  Wandoberkante stapelt das nächste Geschoss.
+  der Grundfläche) oder Oberkante eines tragenden Teils darunter. **Wände und
+  Pfeiler zählen von der Unterkante einer Decke/eines Fundaments**, die Decke selbst
+  liegt auf der Wandoberkante: jedes Geschoss liegt auf Vielfachen von 3 m, mit oder
+  ohne Decke darunter stehen die oberen Wände gleich hoch.
 * **Ersetzen:** gleiche Art auf demselben Platz wird ersetzt (Tür in vorhandene
  Wand). Dasselbe Teil nochmal wird mit Erklärung abgelehnt.

--- a/library/kollisions/bau_dach_giebel_4.json
+++ b/library/kollisions/bau_dach_giebel_4.json
@ -0,0 +1 @@
+{"aabb_max":[2.071,2.141,2.0],"aabb_min":[-2.071,0.0,-2.0],"dreiecke":48,"oid":"bau_dach_giebel_4","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_dach_giebel_4.glb","vertices":[[-2.0707,0.1414,-2.0],[-0.0707,2.1414,2.0],[-2.0707,0.1414,2.0],[-0.0707,2.1414,2.0],[-2.0707,0.1414,-2.0],[-2.0707,0.1414,2.0],[0.0707,2.0,2.0],[-1.9293,0.0,-2.0],[-1.9293,0.0,2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,-2.0],[-0.0707,2.1414,2.0],[-0.0707,2.1414,-2.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,-2.0],[0.0707,2.0,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,2.0],[-1.9293,0.0,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[-2.0707,0.1414,-2.0],[-2.0707,0.1414,2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[0.0707,2.0,2.0],[-1.9293,0.0,2.0],[0.0707,2.0,2.0],[-2.0707,0.1414,2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,2.0],[-0.0707,2.1414,2.0],[-2.0707,0.1414,2.0],[0.0707,2.0,2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,-2.0],[0.0707,2.0,2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,2.0],[-0.0707,2.1414,2.0],[-0.0707,2.1414,-2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,-2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,-2.0],[-1.9293,0.0,-2.0],[-0.0707,2.1414,-2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,-2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,2.0],[0.0707,2.1414,2.0],[2.0707,0.1414,2.0],[0.0707,2.1414,-2.0],[0.0707,2.1414,2.0],[1.9293,0.0,2.0],[-0.0707,2.0,-2.0],[-0.0707,2.0,2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,-2.0],[2.0707,0.1414,2.0],[2.0707,0.1414,-2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,-2.0],[1.9293,0.0,2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,2.0],[-0.0707,2.0,-2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,-2.0],[0.0707,2.1414,-2.0],[0.0707,2.1414,2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,2.0],[1.9293,0.0,2.0],[-0.0707,2.0,2.0],[1.9293,0.0,2.0],[0.0707,2.1414,2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[0.0707,2.1414,2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[1.9293,0.0,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[2.0707,0.1414,-2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,-2.0],[-0.0707,2.0,-2.0],[2.0707,0.1414,-2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,-2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,-2.0],[-0.0707,2.0,-2.0]]}
--- a/library/kollisions/bau_dach_giebel_6.json
+++ b/library/kollisions/bau_dach_giebel_6.json
@ -0,0 +1 @@
+{"aabb_max":[3.071,3.141,3.0],"aabb_min":[-3.071,0.0,-3.0],"dreiecke":48,"oid":"bau_dach_giebel_6","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_dach_giebel_6.glb","vertices":[[-3.0707,0.1414,-3.0],[-0.0707,3.1414,3.0],[-3.0707,0.1414,3.0],[-0.0707,3.1414,3.0],[-3.0707,0.1414,-3.0],[-3.0707,0.1414,3.0],[0.0707,3.0,3.0],[-2.9293,0.0,-3.0],[-2.9293,0.0,3.0],[-2.9293,0.0,-3.0],[0.0707,3.0,3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,-3.0],[-0.0707,3.1414,-3.0],[-0.0707,3.1414,3.0],[-0.0707,3.1414,-3.0],[-3.0707,0.1414,-3.0],[-0.0707,3.1414,3.0],[0.0707,3.0,-3.0],[-2.9293,0.0,-3.0],[0.0707,3.0,3.0],[-2.9293,0.0,-3.0],[0.0707,3.0,-3.0],[0.0707,3.0,3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,3.0],[-2.9293,0.0,-3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,-3.0],[-3.0707,0.1414,-3.0],[-3.0707,0.1414,3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,3.0],[0.0707,3.0,3.0],[-2.9293,0.0,3.0],[0.0707,3.0,3.0],[-3.0707,0.1414,3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,3.0],[-0.0707,3.1414,3.0],[0.0707,3.0,3.0],[-0.0707,3.1414,3.0],[-3.0707,0.1414,3.0],[0.0707,3.0,3.0],[-0.0707,3.1414,3.0],[0.0707,3.0,-3.0],[0.0707,3.0,3.0],[0.0707,3.0,-3.0],[-0.0707,3.1414,3.0],[0.0707,3.0,3.0],[-0.0707,3.1414,3.0],[-0.0707,3.1414,-3.0],[0.0707,3.0,-3.0],[-0.0707,3.1414,-3.0],[-0.0707,3.1414,3.0],[0.0707,3.0,-3.0],[-0.0707,3.1414,-3.0],[-2.9293,0.0,-3.0],[0.0707,3.0,-3.0],[-2.9293,0.0,-3.0],[-0.0707,3.1414,-3.0],[0.0707,3.0,-3.0],[-0.0707,3.1414,-3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,-3.0],[-3.0707,0.1414,-3.0],[-0.0707,3.1414,-3.0],[-2.9293,0.0,-3.0],[0.0707,3.1414,-3.0],[3.0707,0.1414,3.0],[0.0707,3.1414,3.0],[3.0707,0.1414,3.0],[0.0707,3.1414,-3.0],[0.0707,3.1414,3.0],[2.9293,0.0,3.0],[-0.0707,3.0,-3.0],[-0.0707,3.0,3.0],[-0.0707,3.0,-3.0],[2.9293,0.0,3.0],[-0.0707,3.0,3.0],[0.0707,3.1414,-3.0],[3.0707,0.1414,-3.0],[3.0707,0.1414,3.0],[3.0707,0.1414,-3.0],[0.0707,3.1414,-3.0],[3.0707,0.1414,3.0],[2.9293,0.0,-3.0],[-0.0707,3.0,-3.0],[2.9293,0.0,3.0],[-0.0707,3.0,-3.0],[2.9293,0.0,-3.0],[2.9293,0.0,3.0],[0.0707,3.1414,-3.0],[-0.0707,3.0,3.0],[-0.0707,3.0,-3.0],[-0.0707,3.0,3.0],[0.0707,3.1414,-3.0],[-0.0707,3.0,-3.0],[0.0707,3.1414,-3.0],[0.0707,3.1414,3.0],[-0.0707,3.0,3.0],[0.0707,3.1414,3.0],[0.0707,3.1414,-3.0],[-0.0707,3.0,3.0],[0.0707,3.1414,3.0],[2.9293,0.0,3.0],[-0.0707,3.0,3.0],[2.9293,0.0,3.0],[0.0707,3.1414,3.0],[-0.0707,3.0,3.0],[0.0707,3.1414,3.0],[3.0707,0.1414,3.0],[2.9293,0.0,3.0],[3.0707,0.1414,3.0],[0.0707,3.1414,3.0],[2.9293,0.0,3.0],[3.0707,0.1414,3.0],[2.9293,0.0,-3.0],[2.9293,0.0,3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,3.0],[2.9293,0.0,3.0],[3.0707,0.1414,3.0],[3.0707,0.1414,-3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,-3.0],[3.0707,0.1414,3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,-3.0],[-0.0707,3.0,-3.0],[2.9293,0.0,-3.0],[-0.0707,3.0,-3.0],[3.0707,0.1414,-3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,-3.0],[0.0707,3.1414,-3.0],[-0.0707,3.0,-3.0],[0.0707,3.1414,-3.0],[3.0707,0.1414,-3.0],[-0.0707,3.0,-3.0]]}
--- a/library/kollisions/bau_dach_pyramide_4.json
+++ b/library/kollisions/bau_dach_pyramide_4.json
@ -0,0 +1 @@
+{"aabb_max":[2.071,2.141,2.071],"aabb_min":[-2.071,0.0,-2.071],"dreiecke":64,"oid":"bau_dach_pyramide_4","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_dach_pyramide_4.glb","vertices":[[-2.0,0.0,-1.9293],[0.0,2.0,0.0707],[2.0,0.0,-1.9293],[0.0,2.0,0.0707],[-2.0,0.0,-1.9293],[2.0,0.0,-1.9293],[0.0,2.1414,-0.0707],[-2.0,0.1414,-2.0707],[2.0,0.1414,-2.0707],[-2.0,0.1414,-2.0707],[0.0,2.1414,-0.0707],[2.0,0.1414,-2.0707],[-2.0,0.0,-1.9293],[2.0,0.1414,-2.0707],[-2.0,0.1414,-2.0707],[2.0,0.1414,-2.0707],[-2.0,0.0,-1.9293],[-2.0,0.1414,-2.0707],[-2.0,0.0,-1.9293],[2.0,0.0,-1.9293],[2.0,0.1414,-2.0707],[2.0,0.0,-1.9293],[-2.0,0.0,-1.9293],[2.0,0.1414,-2.0707],[2.0,0.0,-1.9293],[0.0,2.1414,-0.0707],[2.0,0.1414,-2.0707],[0.0,2.1414,-0.0707],[2.0,0.0,-1.9293],[2.0,0.1414,-2.0707],[2.0,0.0,-1.9293],[0.0,2.0,0.0707],[0.0,2.1414,-0.0707],[0.0,2.0,0.0707],[2.0,0.0,-1.9293],[0.0,2.1414,-0.0707],[0.0,2.0,0.0707],[-2.0,0.1414,-2.0707],[0.0,2.1414,-0.0707],[-2.0,0.1414,-2.0707],[0.0,2.0,0.0707],[0.0,2.1414,-0.0707],[0.0,2.0,0.0707],[-2.0,0.0,-1.9293],[-2.0,0.1414,-2.0707],[-2.0,0.0,-1.9293],[0.0,2.0,0.0707],[-2.0,0.1414,-2.0707],[1.9293,0.0,-2.0],[-0.0707,2.0,0.0],[1.9293,0.0,2.0],[-0.0707,2.0,0.0],[1.9293,0.0,-2.0],[1.9293,0.0,2.0],[0.0707,2.1414,0.0],[2.0707,0.1414,-2.0],[2.0707,0.1414,2.0],[2.0707,0.1414,-2.0],[0.0707,2.1414,0.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,2.0],[2.0707,0.1414,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[1.9293,0.0,-2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[0.0707,2.1414,0.0],[2.0707,0.1414,2.0],[0.0707,2.1414,0.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[-0.0707,2.0,0.0],[0.0707,2.1414,0.0],[-0.0707,2.0,0.0],[1.9293,0.0,2.0],[0.0707,2.1414,0.0],[-0.0707,2.0,0.0],[2.0707,0.1414,-2.0],[0.0707,2.1414,0.0],[2.0707,0.1414,-2.0],[-0.0707,2.0,0.0],[0.0707,2.1414,0.0],[-0.0707,2.0,0.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[1.9293,0.0,-2.0],[-0.0707,2.0,0.0],[2.0707,0.1414,-2.0],[2.0,0.0,1.9293],[0.0,2.0,-0.0707],[-2.0,0.0,1.9293],[0.0,2.0,-0.0707],[2.0,0.0,1.9293],[-2.0,0.0,1.9293],[0.0,2.1414,0.0707],[2.0,0.1414,2.0707],[-2.0,0.1414,2.0707],[2.0,0.1414,2.0707],[0.0,2.1414,0.0707],[-2.0,0.1414,2.0707],[2.0,0.0,1.9293],[-2.0,0.1414,2.0707],[2.0,0.1414,2.0707],[-2.0,0.1414,2.0707],[2.0,0.0,1.9293],[2.0,0.1414,2.0707],[2.0,0.0,1.9293],[-2.0,0.0,1.9293],[-2.0,0.1414,2.0707],[-2.0,0.0,1.9293],[2.0,0.0,1.9293],[-2.0,0.1414,2.0707],[-2.0,0.0,1.9293],[0.0,2.1414,0.0707],[-2.0,0.1414,2.0707],[0.0,2.1414,0.0707],[-2.0,0.0,1.9293],[-2.0,0.1414,2.0707],[-2.0,0.0,1.9293],[0.0,2.0,-0.0707],[0.0,2.1414,0.0707],[0.0,2.0,-0.0707],[-2.0,0.0,1.9293],[0.0,2.1414,0.0707],[0.0,2.0,-0.0707],[2.0,0.1414,2.0707],[0.0,2.1414,0.0707],[2.0,0.1414,2.0707],[0.0,2.0,-0.0707],[0.0,2.1414,0.0707],[0.0,2.0,-0.0707],[2.0,0.0,1.9293],[2.0,0.1414,2.0707],[2.0,0.0,1.9293],[0.0,2.0,-0.0707],[2.0,0.1414,2.0707],[-1.9293,0.0,2.0],[0.0707,2.0,0.0],[-1.9293,0.0,-2.0],[0.0707,2.0,0.0],[-1.9293,0.0,2.0],[-1.9293,0.0,-2.0],[-0.0707,2.1414,0.0],[-2.0707,0.1414,2.0],[-2.0707,0.1414,-2.0],[-2.0707,0.1414,2.0],[-0.0707,2.1414,0.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,-2.0],[-2.0707,0.1414,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[-1.9293,0.0,2.0],[-1.9293,0.0,-2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[-0.0707,2.1414,0.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,0.0],[-1.9293,0.0,-2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,0.0],[-0.0707,2.1414,0.0],[0.0707,2.0,0.0],[-1.9293,0.0,-2.0],[-0.0707,2.1414,0.0],[0.0707,2.0,0.0],[-2.0707,0.1414,2.0],[-0.0707,2.1414,0.0],[-2.0707,0.1414,2.0],[0.0707,2.0,0.0],[-0.0707,2.1414,0.0],[0.0707,2.0,0.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[-1.9293,0.0,2.0],[0.0707,2.0,0.0],[-2.0707,0.1414,2.0]]}
--- a/library/kollisions/bau_dach_pyramide_6.json
+++ b/library/kollisions/bau_dach_pyramide_6.json
@ -0,0 +1 @@
+{"aabb_max":[3.071,3.141,3.071],"aabb_min":[-3.071,0.0,-3.071],"dreiecke":64,"oid":"bau_dach_pyramide_6","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_dach_pyramide_6.glb","vertices":[[-3.0,0.0,-2.9293],[0.0,3.0,0.0707],[3.0,0.0,-2.9293],[0.0,3.0,0.0707],[-3.0,0.0,-2.9293],[3.0,0.0,-2.9293],[0.0,3.1414,-0.0707],[-3.0,0.1414,-3.0707],[3.0,0.1414,-3.0707],[-3.0,0.1414,-3.0707],[0.0,3.1414,-0.0707],[3.0,0.1414,-3.0707],[-3.0,0.0,-2.9293],[3.0,0.1414,-3.0707],[-3.0,0.1414,-3.0707],[3.0,0.1414,-3.0707],[-3.0,0.0,-2.9293],[-3.0,0.1414,-3.0707],[-3.0,0.0,-2.9293],[3.0,0.0,-2.9293],[3.0,0.1414,-3.0707],[3.0,0.0,-2.9293],[-3.0,0.0,-2.9293],[3.0,0.1414,-3.0707],[3.0,0.0,-2.9293],[0.0,3.1414,-0.0707],[3.0,0.1414,-3.0707],[0.0,3.1414,-0.0707],[3.0,0.0,-2.9293],[3.0,0.1414,-3.0707],[3.0,0.0,-2.9293],[0.0,3.0,0.0707],[0.0,3.1414,-0.0707],[0.0,3.0,0.0707],[3.0,0.0,-2.9293],[0.0,3.1414,-0.0707],[0.0,3.0,0.0707],[-3.0,0.1414,-3.0707],[0.0,3.1414,-0.0707],[-3.0,0.1414,-3.0707],[0.0,3.0,0.0707],[0.0,3.1414,-0.0707],[0.0,3.0,0.0707],[-3.0,0.0,-2.9293],[-3.0,0.1414,-3.0707],[-3.0,0.0,-2.9293],[0.0,3.0,0.0707],[-3.0,0.1414,-3.0707],[2.9293,0.0,-3.0],[-0.0707,3.0,0.0],[2.9293,0.0,3.0],[-0.0707,3.0,0.0],[2.9293,0.0,-3.0],[2.9293,0.0,3.0],[0.0707,3.1414,0.0],[3.0707,0.1414,-3.0],[3.0707,0.1414,3.0],[3.0707,0.1414,-3.0],[0.0707,3.1414,0.0],[3.0707,0.1414,3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,3.0],[3.0707,0.1414,-3.0],[3.0707,0.1414,3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,-3.0],[2.9293,0.0,-3.0],[2.9293,0.0,3.0],[3.0707,0.1414,3.0],[2.9293,0.0,3.0],[2.9293,0.0,-3.0],[3.0707,0.1414,3.0],[2.9293,0.0,3.0],[0.0707,3.1414,0.0],[3.0707,0.1414,3.0],[0.0707,3.1414,0.0],[2.9293,0.0,3.0],[3.0707,0.1414,3.0],[2.9293,0.0,3.0],[-0.0707,3.0,0.0],[0.0707,3.1414,0.0],[-0.0707,3.0,0.0],[2.9293,0.0,3.0],[0.0707,3.1414,0.0],[-0.0707,3.0,0.0],[3.0707,0.1414,-3.0],[0.0707,3.1414,0.0],[3.0707,0.1414,-3.0],[-0.0707,3.0,0.0],[0.0707,3.1414,0.0],[-0.0707,3.0,0.0],[2.9293,0.0,-3.0],[3.0707,0.1414,-3.0],[2.9293,0.0,-3.0],[-0.0707,3.0,0.0],[3.0707,0.1414,-3.0],[3.0,0.0,2.9293],[0.0,3.0,-0.0707],[-3.0,0.0,2.9293],[0.0,3.0,-0.0707],[3.0,0.0,2.9293],[-3.0,0.0,2.9293],[0.0,3.1414,0.0707],[3.0,0.1414,3.0707],[-3.0,0.1414,3.0707],[3.0,0.1414,3.0707],[0.0,3.1414,0.0707],[-3.0,0.1414,3.0707],[3.0,0.0,2.9293],[-3.0,0.1414,3.0707],[3.0,0.1414,3.0707],[-3.0,0.1414,3.0707],[3.0,0.0,2.9293],[3.0,0.1414,3.0707],[3.0,0.0,2.9293],[-3.0,0.0,2.9293],[-3.0,0.1414,3.0707],[-3.0,0.0,2.9293],[3.0,0.0,2.9293],[-3.0,0.1414,3.0707],[-3.0,0.0,2.9293],[0.0,3.1414,0.0707],[-3.0,0.1414,3.0707],[0.0,3.1414,0.0707],[-3.0,0.0,2.9293],[-3.0,0.1414,3.0707],[-3.0,0.0,2.9293],[0.0,3.0,-0.0707],[0.0,3.1414,0.0707],[0.0,3.0,-0.0707],[-3.0,0.0,2.9293],[0.0,3.1414,0.0707],[0.0,3.0,-0.0707],[3.0,0.1414,3.0707],[0.0,3.1414,0.0707],[3.0,0.1414,3.0707],[0.0,3.0,-0.0707],[0.0,3.1414,0.0707],[0.0,3.0,-0.0707],[3.0,0.0,2.9293],[3.0,0.1414,3.0707],[3.0,0.0,2.9293],[0.0,3.0,-0.0707],[3.0,0.1414,3.0707],[-2.9293,0.0,3.0],[0.0707,3.0,0.0],[-2.9293,0.0,-3.0],[0.0707,3.0,0.0],[-2.9293,0.0,3.0],[-2.9293,0.0,-3.0],[-0.0707,3.1414,0.0],[-3.0707,0.1414,3.0],[-3.0707,0.1414,-3.0],[-3.0707,0.1414,3.0],[-0.0707,3.1414,0.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,-3.0],[-3.0707,0.1414,3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,3.0],[-2.9293,0.0,3.0],[-2.9293,0.0,-3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,-3.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,-3.0],[-0.0707,3.1414,0.0],[-3.0707,0.1414,-3.0],[-0.0707,3.1414,0.0],[-2.9293,0.0,-3.0],[-3.0707,0.1414,-3.0],[-2.9293,0.0,-3.0],[0.0707,3.0,0.0],[-0.0707,3.1414,0.0],[0.0707,3.0,0.0],[-2.9293,0.0,-3.0],[-0.0707,3.1414,0.0],[0.0707,3.0,0.0],[-3.0707,0.1414,3.0],[-0.0707,3.1414,0.0],[-3.0707,0.1414,3.0],[0.0707,3.0,0.0],[-0.0707,3.1414,0.0],[0.0707,3.0,0.0],[-2.9293,0.0,3.0],[-3.0707,0.1414,3.0],[-2.9293,0.0,3.0],[0.0707,3.0,0.0],[-3.0707,0.1414,3.0]]}
--- a/library/kollisions/bau_giebelwand_4.json
+++ b/library/kollisions/bau_giebelwand_4.json
@ -0,0 +1 @@
+{"aabb_max":[2.0,2.0,0.1],"aabb_min":[-2.0,0.0,-0.1],"dreiecke":16,"oid":"bau_giebelwand_4","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_giebelwand_4.glb","vertices":[[-2.0,0.0,0.1],[0.0,2.0,0.1],[2.0,0.0,0.1],[0.0,2.0,0.1],[-2.0,0.0,0.1],[2.0,0.0,0.1],[2.0,0.0,-0.1],[0.0,2.0,-0.1],[-2.0,0.0,-0.1],[0.0,2.0,-0.1],[2.0,0.0,-0.1],[-2.0,0.0,-0.1],[-2.0,0.0,0.1],[2.0,0.0,-0.1],[-2.0,0.0,-0.1],[2.0,0.0,-0.1],[-2.0,0.0,0.1],[-2.0,0.0,-0.1],[-2.0,0.0,0.1],[2.0,0.0,0.1],[2.0,0.0,-0.1],[2.0,0.0,0.1],[-2.0,0.0,0.1],[2.0,0.0,-0.1],[2.0,0.0,0.1],[0.0,2.0,-0.1],[2.0,0.0,-0.1],[0.0,2.0,-0.1],[2.0,0.0,0.1],[2.0,0.0,-0.1],[2.0,0.0,0.1],[0.0,2.0,0.1],[0.0,2.0,-0.1],[0.0,2.0,0.1],[2.0,0.0,0.1],[0.0,2.0,-0.1],[0.0,2.0,0.1],[-2.0,0.0,-0.1],[0.0,2.0,-0.1],[-2.0,0.0,-0.1],[0.0,2.0,0.1],[0.0,2.0,-0.1],[0.0,2.0,0.1],[-2.0,0.0,0.1],[-2.0,0.0,-0.1],[-2.0,0.0,0.1],[0.0,2.0,0.1],[-2.0,0.0,-0.1]]}
--- a/library/kollisions/bau_giebelwand_6.json
+++ b/library/kollisions/bau_giebelwand_6.json
@ -0,0 +1 @@
+{"aabb_max":[3.0,3.0,0.1],"aabb_min":[-3.0,0.0,-0.1],"dreiecke":16,"oid":"bau_giebelwand_6","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_giebelwand_6.glb","vertices":[[-3.0,0.0,0.1],[0.0,3.0,0.1],[3.0,0.0,0.1],[0.0,3.0,0.1],[-3.0,0.0,0.1],[3.0,0.0,0.1],[3.0,0.0,-0.1],[0.0,3.0,-0.1],[-3.0,0.0,-0.1],[0.0,3.0,-0.1],[3.0,0.0,-0.1],[-3.0,0.0,-0.1],[-3.0,0.0,0.1],[3.0,0.0,-0.1],[-3.0,0.0,-0.1],[3.0,0.0,-0.1],[-3.0,0.0,0.1],[-3.0,0.0,-0.1],[-3.0,0.0,0.1],[3.0,0.0,0.1],[3.0,0.0,-0.1],[3.0,0.0,0.1],[-3.0,0.0,0.1],[3.0,0.0,-0.1],[3.0,0.0,0.1],[0.0,3.0,-0.1],[3.0,0.0,-0.1],[0.0,3.0,-0.1],[3.0,0.0,0.1],[3.0,0.0,-0.1],[3.0,0.0,0.1],[0.0,3.0,0.1],[0.0,3.0,-0.1],[0.0,3.0,0.1],[3.0,0.0,0.1],[0.0,3.0,-0.1],[0.0,3.0,0.1],[-3.0,0.0,-0.1],[0.0,3.0,-0.1],[-3.0,0.0,-0.1],[0.0,3.0,0.1],[0.0,3.0,-0.1],[0.0,3.0,0.1],[-3.0,0.0,0.1],[-3.0,0.0,-0.1],[-3.0,0.0,0.1],[0.0,3.0,0.1],[-3.0,0.0,-0.1]]}
--- a/library/objects.json
+++ b/library/objects.json
@ -3506,6 +3506,36 @@
      "kategorie": "bauteile",
      "name_de": "Satteldach"
    },
+    "bau_dach_giebel_4": {
+      "poly": 48,
+      "collision": {
+        "quelle": "kollisions/bau_dach_giebel_4.json",
+        "shape": "trimesh",
+        "size": [
+          4.141,
+          2.141,
+          4.0
+        ]
+      },
+      "glb": "res://assets/objekte/military_desert/bauteile/bau_dach_giebel_4.glb",
+      "kategorie": "bauteile",
+      "name_de": "Satteldach 4×4 m"
+    },
+    "bau_dach_giebel_6": {
+      "poly": 48,
+      "collision": {
+        "quelle": "kollisions/bau_dach_giebel_6.json",
+        "shape": "trimesh",
+        "size": [
+          6.141,
+          3.141,
+          6.0
+        ]
+      },
+      "glb": "res://assets/objekte/military_desert/bauteile/bau_dach_giebel_6.glb",
+      "kategorie": "bauteile",
+      "name_de": "Satteldach 6×6 m"
+    },
    "bau_dach_pyramide": {
      "poly": 64,
      "collision": {
@ -3521,6 +3551,36 @@
      "kategorie": "bauteile",
      "name_de": "Pyramidendach"
    },
+    "bau_dach_pyramide_4": {
+      "poly": 64,
+      "collision": {
+        "quelle": "kollisions/bau_dach_pyramide_4.json",
+        "shape": "trimesh",
+        "size": [
+          4.141,
+          2.141,
+          4.141
+        ]
+      },
+      "glb": "res://assets/objekte/military_desert/bauteile/bau_dach_pyramide_4.glb",
+      "kategorie": "bauteile",
+      "name_de": "Pyramidendach 4×4 m"
+    },
+    "bau_dach_pyramide_6": {
+      "poly": 64,
+      "collision": {
+        "quelle": "kollisions/bau_dach_pyramide_6.json",
+        "shape": "trimesh",
+        "size": [
+          6.141,
+          3.141,
+          6.141
+        ]
+      },
+      "glb": "res://assets/objekte/military_desert/bauteile/bau_dach_pyramide_6.glb",
+      "kategorie": "bauteile",
+      "name_de": "Pyramidendach 6×6 m"
+    },
    "bau_fundament": {
      "poly": 24,
      "collision": {
@ -3551,6 +3611,36 @@
      "kategorie": "bauteile",
      "name_de": "Giebelwand"
    },
+    "bau_giebelwand_4": {
+      "poly": 16,
+      "collision": {
+        "quelle": "kollisions/bau_giebelwand_4.json",
+        "shape": "trimesh",
+        "size": [
+          4.0,
+          2.0,
+          0.2
+        ]
+      },
+      "glb": "res://assets/objekte/military_desert/bauteile/bau_giebelwand_4.glb",
+      "kategorie": "bauteile",
+      "name_de": "Giebelwand 4 m"
+    },
+    "bau_giebelwand_6": {
+      "poly": 16,
+      "collision": {
+        "quelle": "kollisions/bau_giebelwand_6.json",
+        "shape": "trimesh",
+        "size": [
+          6.0,
+          3.0,
+          0.2
+        ]
+      },
+      "glb": "res://assets/objekte/military_desert/bauteile/bau_giebelwand_6.glb",
+      "kategorie": "bauteile",
+      "name_de": "Giebelwand 6 m"
+    },
    "bau_pfeiler": {
      "poly": 12,
      "collision": {
--- a/library/thumbs/bau_dach_giebel_4.png
+++ b/library/thumbs/bau_dach_giebel_4.png
--- a/library/thumbs/bau_dach_giebel_4.png.import
+++ b/library/thumbs/bau_dach_giebel_4.png.import
@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bt6lbs34ymm1a"
+path="res://.godot/imported/bau_dach_giebel_4.png-168cdf0c90f3e99c7b117e37cec1b44c.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://library/thumbs/bau_dach_giebel_4.png"
+dest_files=["res://.godot/imported/bau_dach_giebel_4.png-168cdf0c90f3e99c7b117e37cec1b44c.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
--- a/library/thumbs/bau_dach_giebel_6.png
+++ b/library/thumbs/bau_dach_giebel_6.png
--- a/library/thumbs/bau_dach_giebel_6.png.import
+++ b/library/thumbs/bau_dach_giebel_6.png.import
@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dbvqftv8ptl76"
+path="res://.godot/imported/bau_dach_giebel_6.png-fa634574bba400175ee1613d1760412b.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://library/thumbs/bau_dach_giebel_6.png"
+dest_files=["res://.godot/imported/bau_dach_giebel_6.png-fa634574bba400175ee1613d1760412b.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
--- a/library/thumbs/bau_dach_pyramide_4.png
+++ b/library/thumbs/bau_dach_pyramide_4.png
--- a/library/thumbs/bau_dach_pyramide_4.png.import
+++ b/library/thumbs/bau_dach_pyramide_4.png.import
@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://y5g22t4cndf0"
+path="res://.godot/imported/bau_dach_pyramide_4.png-b23be54768ab1d080337a426aa59d63d.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://library/thumbs/bau_dach_pyramide_4.png"
+dest_files=["res://.godot/imported/bau_dach_pyramide_4.png-b23be54768ab1d080337a426aa59d63d.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
--- a/library/thumbs/bau_dach_pyramide_6.png
+++ b/library/thumbs/bau_dach_pyramide_6.png
--- a/library/thumbs/bau_dach_pyramide_6.png.import
+++ b/library/thumbs/bau_dach_pyramide_6.png.import
@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://cao1art7cdwnm"
+path="res://.godot/imported/bau_dach_pyramide_6.png-76fda4b6ce5077d861a5cf721b328832.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://library/thumbs/bau_dach_pyramide_6.png"
+dest_files=["res://.godot/imported/bau_dach_pyramide_6.png-76fda4b6ce5077d861a5cf721b328832.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
--- a/library/thumbs/bau_giebelwand_4.png
+++ b/library/thumbs/bau_giebelwand_4.png
--- a/library/thumbs/bau_giebelwand_4.png.import
+++ b/library/thumbs/bau_giebelwand_4.png.import
@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dvf3l17nuahbv"
+path="res://.godot/imported/bau_giebelwand_4.png-31bd67d6005e218e8ee8915ba9b2723f.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://library/thumbs/bau_giebelwand_4.png"
+dest_files=["res://.godot/imported/bau_giebelwand_4.png-31bd67d6005e218e8ee8915ba9b2723f.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
--- a/library/thumbs/bau_giebelwand_6.png
+++ b/library/thumbs/bau_giebelwand_6.png
--- a/library/thumbs/bau_giebelwand_6.png.import
+++ b/library/thumbs/bau_giebelwand_6.png.import
@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://crpyxcrmio21s"
+path="res://.godot/imported/bau_giebelwand_6.png-80357dac5fdcf76c9bb8a094c69cceda.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://library/thumbs/bau_giebelwand_6.png"
+dest_files=["res://.godot/imported/bau_giebelwand_6.png-80357dac5fdcf76c9bb8a094c69cceda.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
--- a/src/editor/bau_katalog.gd
+++ b/src/editor/bau_katalog.gd
@ -49,11 +49,15 @@ const GRUPPEN := [
 	{"key": "grund", "label": "Fundament & Boden", "oids": ["bau_fundament", "bau_boden"]},
 	{"key": "waende", "label": "Wände", "oids": ["bau_wand", "bau_wand_tuer", "bau_wand_fenster",
 		"bau_wand_scharte", "bau_bruestung", "bau_pfeiler"]},
-	{"key": "dach", "label": "Dach & Giebel", "oids": ["bau_giebelwand", "bau_dach_giebel", "bau_dach_pyramide"]},
+	{"key": "dach", "label": "Dach & Giebel (klein 2 m)", "oids": ["bau_giebelwand", "bau_dach_giebel", "bau_dach_pyramide"]},
+	{"key": "dach_mittel", "label": "Dach & Giebel (mittel 4 m)", "oids": ["bau_giebelwand_4", "bau_dach_giebel_4", "bau_dach_pyramide_4"]},
+	{"key": "dach_gross", "label": "Dach & Giebel (groß 6 m)", "oids": ["bau_giebelwand_6", "bau_dach_giebel_6", "bau_dach_pyramide_6"]},
 	{"key": "treppe", "label": "Treppe", "oids": ["bau_treppe"]},
 ]

 const QUADRAT := [[-1.0, 0.0, -1.0], [1.0, 0.0, -1.0], [1.0, 0.0, 1.0], [-1.0, 0.0, 1.0]]
+const QUADRAT_4 := [[-2.0, 0.0, -2.0], [2.0, 0.0, -2.0], [2.0, 0.0, 2.0], [-2.0, 0.0, 2.0]]
+const QUADRAT_6 := [[-3.0, 0.0, -3.0], [3.0, 0.0, -3.0], [3.0, 0.0, 3.0], [-3.0, 0.0, 3.0]]

 ## Reihenfolge = Anzeige-Reihenfolge (GRUPPEN nutzt dieselben IDs).
 ## "traeger": darauf darf gestapelt werden (Oberkante zählt als Ebene).
@ -107,6 +111,34 @@ const KINDS := {
 		"label": "Pyramidendach", "info": "2×2 m, Spitze in der Mitte", "snap": "zelle", "traeger": false,
 		"typ": T_DACH_PYRAMIDE, "punkte": QUADRAT, "rise": 1.0, "farbe": Color(0.40, 0.25, 0.18),
 	},
+	# Große Dächer (Test-Befund 25.10.: 2×2 m reichte nur für eine Zelle). Immer 45°
+	# (Spitze = halbe Breite); Giebelwand und Dach gleicher Größe passen zusammen.
+	"bau_giebelwand_4": {
+		"label": "Giebelwand 4 m", "info": "Dreieck-Abschluss, 4 m breit, 2 m Spitze — zum Satteldach 4 m",
+		"snap": "kante", "traeger": false,
+		"typ": T_GIEBEL, "punkte": [[0.0, 0.0, 0.0], [4.0, 0.0, 0.0]], "rise": 2.0, "farbe": Color(0.62, 0.53, 0.38),
+	},
+	"bau_dach_giebel_4": {
+		"label": "Satteldach 4×4 m", "info": "4×4 m, First in Richtung der Vorschau (R dreht)", "snap": "zelle", "traeger": false,
+		"typ": T_DACH_GIEBEL, "punkte": QUADRAT_4, "rise": 2.0, "farbe": Color(0.40, 0.25, 0.18),
+	},
+	"bau_dach_pyramide_4": {
+		"label": "Pyramidendach 4×4 m", "info": "4×4 m, Spitze in der Mitte", "snap": "zelle", "traeger": false,
+		"typ": T_DACH_PYRAMIDE, "punkte": QUADRAT_4, "rise": 2.0, "farbe": Color(0.40, 0.25, 0.18),
+	},
+	"bau_giebelwand_6": {
+		"label": "Giebelwand 6 m", "info": "Dreieck-Abschluss, 6 m breit, 3 m Spitze — zum Satteldach 6 m",
+		"snap": "kante", "traeger": false,
+		"typ": T_GIEBEL, "punkte": [[0.0, 0.0, 0.0], [6.0, 0.0, 0.0]], "rise": 3.0, "farbe": Color(0.62, 0.53, 0.38),
+	},
+	"bau_dach_giebel_6": {
+		"label": "Satteldach 6×6 m", "info": "6×6 m, First in Richtung der Vorschau (R dreht)", "snap": "zelle", "traeger": false,
+		"typ": T_DACH_GIEBEL, "punkte": QUADRAT_6, "rise": 3.0, "farbe": Color(0.40, 0.25, 0.18),
+	},
+	"bau_dach_pyramide_6": {
+		"label": "Pyramidendach 6×6 m", "info": "6×6 m, Spitze in der Mitte", "snap": "zelle", "traeger": false,
+		"typ": T_DACH_PYRAMIDE, "punkte": QUADRAT_6, "rise": 3.0, "farbe": Color(0.40, 0.25, 0.18),
+	},
 	"bau_treppe": {
 		"label": "Treppe", "info": "4 m lang, 2 m breit, 3 m hoch — führt in ein Geschoss darüber",
 		"snap": "treppe", "traeger": false,
@ -134,6 +166,11 @@ static func snap_art(oid: String) -> String:
 	return str((KINDS.get(oid, {}) as Dictionary).get("snap", "zelle"))


+## Platte = flaches Zell-Teil, auf dem man steht (Fundament, Boden/Decke).
+static func ist_platte(oid: String) -> bool:
+	return snap_art(oid) == "zelle" and ist_traeger(oid)
+
+
 static func ist_traeger(oid: String) -> bool:
 	return bool((KINDS.get(oid, {}) as Dictionary).get("traeger", false))

--- a/src/editor/bau_ops.gd
+++ b/src/editor/bau_ops.gd
@ -122,22 +122,22 @@ static func haus_demo(doc: Dictionary, history: Variant, mitte: Vector3) -> int:
 		["bau_fundament", Vector3(ox + 1, mitte.y, oz - 1), 0.0],
 		["bau_fundament", Vector3(ox - 1, mitte.y, oz + 1), 0.0],
 		["bau_fundament", Vector3(ox + 1, mitte.y, oz + 1), 0.0],
-		["bau_wand", Vector3(ox - 1, mitte.y, oz - 2), 0.0],
-		["bau_wand_fenster", Vector3(ox + 1, mitte.y, oz - 2), 0.0],
-		["bau_wand_tuer", Vector3(ox - 1, mitte.y, oz + 2), 0.0],
-		["bau_wand", Vector3(ox + 1, mitte.y, oz + 2), 0.0],
-		["bau_wand", Vector3(ox - 2, mitte.y, oz - 1), 90.0],
-		["bau_wand_scharte", Vector3(ox - 2, mitte.y, oz + 1), 90.0],
-		["bau_wand", Vector3(ox + 2, mitte.y, oz - 1), 90.0],
-		["bau_wand", Vector3(ox + 2, mitte.y, oz + 1), 90.0],
+		# Wände liegen GANZ in der Zelle, in der die Maus ist (Außenseite bündig mit
+		# der Kante) — deshalb zielen die Klicks 10 cm ins Hausinnere.
+		["bau_wand", Vector3(ox - 1, mitte.y, oz - 1.9), 0.0],
+		["bau_wand_fenster", Vector3(ox + 1, mitte.y, oz - 1.9), 0.0],
+		["bau_wand_tuer", Vector3(ox - 1, mitte.y, oz + 1.9), 0.0],
+		["bau_wand", Vector3(ox + 1, mitte.y, oz + 1.9), 0.0],
+		["bau_wand", Vector3(ox - 1.9, mitte.y, oz - 1), 90.0],
+		["bau_wand_scharte", Vector3(ox - 1.9, mitte.y, oz + 1), 90.0],
+		["bau_wand", Vector3(ox + 1.9, mitte.y, oz - 1), 90.0],
+		["bau_wand", Vector3(ox + 1.9, mitte.y, oz + 1), 90.0],
 	]
 	for st in schritte:
 		_demo_setzen(doc, str(st[0]), st[1] as Vector3, float(st[2]), gid, terrain)
-	# Decke + Dach auf die Wandoberkante (Klick auf die Oberkante = Ebene Wand oben)
-	var oben := mitte.y + 0.2 + BauKatalog.WAND_H
-	for cx in [-1.0, 1.0]:
-		for cz in [-1.0, 1.0]:
-			_demo_setzen(doc, "bau_dach_giebel", Vector3(ox + cx, oben, oz + cz), 0.0, gid, terrain)
+	# Ein großes Satteldach (4×4 m) auf die Wandoberkante.
+	var oben := mitte.y + BauKatalog.WAND_H
+	_demo_setzen(doc, "bau_dach_giebel_4", Vector3(ox, oben, oz), 0.0, gid, terrain)
 	if history != null:
 		history.commit("Haus gebaut (Demo)", before, history.snapshot(["objects", "group_names"]))
 	return gid
--- a/src/editor/build_snap.gd
+++ b/src/editor/build_snap.gd
@ -43,18 +43,31 @@ static func berechne(oid: String, hit: Vector3, dreh: float, teile: Array,
 	var q := int(roundf(dreh / 90.0))
 	var viertel := ((q % 4) + 4) % 4
 	var p := Vector2(hit.x, hit.z)
-	# Treffer auf einem Objekt: Zelle auf der Kameraseite wählen (Klick auf die
-	# Wandoberkante liegt genau auf der Zellgrenze).
-	if hit_ist_objekt and art != "kante" and kamera_dir != Vector3.ZERO:
-		var d2 := Vector2(kamera_dir.x, kamera_dir.z)
-		if d2.length() > 0.01:
-			p -= d2.normalized() * 0.2
+	# Treffer auf einem Objekt: Wände liegen GANZ in einer Zelle — die Quer-Achse
+	# kommt dann von der Wand (Decke/Dach landet in der Zelle der Wand). Bei anderen
+	# Objekten die Zelle auf der Kameraseite wählen (Klick liegt auf einer Grenze).
+	var wand_getroffen := {}
+	if hit_ist_objekt:
+		wand_getroffen = _wand_unter_klick(teile, p, hit.y)
+	if hit_ist_objekt and art != "kante":
+		if not wand_getroffen.is_empty():
+			var wp: Vector3 = wand_getroffen["pos"]
+			if absf(sin(deg_to_rad(float(wand_getroffen["rot"])))) > 0.5:
+				p.x = wp.x
+			else:
+				p.y = wp.z
+		elif kamera_dir != Vector3.ZERO:
+			var d2 := Vector2(kamera_dir.x, kamera_dir.z)
+			if d2.length() > 0.01:
+				p -= d2.normalized() * 0.2
 	var mitte := Vector2.ZERO
 	var rot := 0.0
 	var r := BauKatalog.RASTER_M
 	match art:
 		"zelle":
-			mitte = Vector2(floorf(p.x / r) * r + r * 0.5, floorf(p.y / r) * r + r * 0.5)
+			# Teile über mehrere Zellen (große Dächer): gerade Zellzahl → Mitte auf
+			# einer Zellecke, ungerade → Mitte einer Zelle.
+			mitte = Vector2(_raster_mitte(p.x, gr.x), _raster_mitte(p.y, gr.z))
 			rot = viertel * 90.0
 		"ecke":
 			mitte = Vector2(roundf(p.x / r) * r, roundf(p.y / r) * r)
@ -65,16 +78,31 @@ static func berechne(oid: String, hit: Vector3, dreh: float, teile: Array,
 			else:
 				mitte = Vector2(floorf(p.x / r) * r + r * 0.5, roundf(p.y / r) * r)
 		_:   # "kante"
-			var fx := p.x / r
-			var fz := p.y / r
-			var h_mitte := Vector2((floorf(fx) + 0.5) * r, roundf(fz) * r)   # Kante entlang X
-			var v_mitte := Vector2(roundf(fx) * r, (floorf(fz) + 0.5) * r)   # Kante entlang Z
-			if p.distance_squared_to(h_mitte) <= p.distance_squared_to(v_mitte):
-				mitte = h_mitte
-				rot = 0.0
+			var vorhanden := wand_getroffen
+			if not vorhanden.is_empty():
+				# Klick auf eine vorhandene Wand (Seite = ersetzen, Oberkante = stapeln):
+				# GENAU ihre Lage übernehmen, nicht neu aus der Klickstelle raten.
+				var tp: Vector3 = vorhanden["pos"]
+				mitte = Vector2(tp.x, tp.z)
+				rot = 90.0 if absf(sin(deg_to_rad(float(vorhanden["rot"])))) > 0.5 else 0.0
 			else:
-				mitte = v_mitte
-				rot = 90.0
+				# Wand liegt GANZ IN der Zelle, in der der Mauszeiger ist: Außenseite
+				# bündig mit der Zellkante (Boden/Fundament), nicht halb in der Luft.
+				# Dadurch schließen sich auch Ecken ohne Lücke (Test-Befund 25.10.).
+				var laenge := gr.x
+				var halbe_dicke := gr.z * 0.5
+				var fx := p.x / r
+				var fz := p.y / r
+				var h_mitte := Vector2(_raster_mitte(p.x, laenge), roundf(fz) * r)   # Kante entlang X
+				var v_mitte := Vector2(roundf(fx) * r, _raster_mitte(p.y, laenge))   # Kante entlang Z
+				if p.distance_squared_to(h_mitte) <= p.distance_squared_to(v_mitte):
+					mitte = h_mitte
+					mitte.y += halbe_dicke if p.y >= h_mitte.y else -halbe_dicke
+					rot = 0.0
+				else:
+					mitte = v_mitte
+					mitte.x += halbe_dicke if p.x >= v_mitte.x else -halbe_dicke
+					rot = 90.0
 			rot += 180.0 * float(viertel % 2)   # R dreht die Wand um (Blickseite der Teile)
 	rot = fposmod(rot, 360.0)
 	var quer := absf(sin(deg_to_rad(rot))) > 0.5   # 90°/270°: X- und Z-Ausdehnung getauscht
@ -95,7 +123,15 @@ static func berechne(oid: String, hit: Vector3, dreh: float, teile: Array,
 		if not tr.intersects(kern):
 			continue
 		var top: float = (t["pos"] as Vector3).y + BauKatalog.groesse(troid).y
-		if BauKatalog.ist_traeger(troid):
+		if not BauKatalog.ist_traeger(troid):
+			continue
+		if (art == "kante" or art == "ecke") and BauKatalog.ist_platte(troid):
+			# Wände/Pfeiler zählen von der UNTERKANTE einer Platte (Boden/Decke/
+			# Fundament): jedes Geschoss liegt dadurch auf Vielfachen der Wandhöhe —
+			# mit oder ohne Decke darunter sitzen obere Wände gleich hoch
+			# (Test-Befund 25.10.). Die Platte selbst liegt auf der Wandoberkante.
+			ebenen.append((t["pos"] as Vector3).y)
+		else:
 			ebenen.append(top)
 	var ebene := _waehle_ebene(ebenen, hit.y)

@ -123,6 +159,39 @@ static func berechne(oid: String, hit: Vector3, dreh: float, teile: Array,
 			"ebene": ebene, "grund": ""}


+## Mitte eines Teils der Länge `laenge` entlang einer Achse: gerade Zellzahl →
+## auf der nächsten Zellgrenze, ungerade → Mitte der Zelle.
+static func _raster_mitte(wert: float, laenge: float) -> float:
+	var r := BauKatalog.RASTER_M
+	var zellen := maxi(1, int(roundf(laenge / r)))
+	if zellen % 2 == 0:
+		return roundf(wert / r) * r
+	return floorf(wert / r) * r + r * 0.5
+
+
+## Vorhandene Wand, auf die der Klick trifft (Seite oder Oberkante): Rückgabe das
+## Teil-Wörterbuch oder {}. `p` = Klickpunkt in XZ, `y` = Klickhöhe.
+static func _wand_unter_klick(teile: Array, p: Vector2, y: float) -> Dictionary:
+	var bester := {}
+	var bester_d := INF
+	for t in teile:
+		var troid := str(t["oid"])
+		if BauKatalog.snap_art(troid) != "kante":
+			continue
+		var tr := teil_rect(t).grow(0.06)
+		if not tr.has_point(p):
+			continue
+		var unten: float = (t["pos"] as Vector3).y
+		var oben := unten + BauKatalog.groesse(troid).y
+		if y < unten - 0.1 or y > oben + 0.1:
+			continue
+		var d := p.distance_squared_to(tr.get_center())
+		if d < bester_d:
+			bester_d = d
+			bester = t
+	return bester
+
+
 ## Höchste Ebene ≤ hit_y + TOL; gibt es keine (Klick tief unter allen), die tiefste.
 static func _waehle_ebene(ebenen: Array, hit_y: float) -> float:
 	var best := -INF
--- a/src/ui/main.gd
+++ b/src/ui/main.gd
@ -76,7 +76,10 @@ var inspector: Control         # Objekt-Inspektor (Karte t_bb0d11c9) — im Insp
 # bleiben hier, damit Tests/Tools denselben Vertrag sehen wie vorher)
 var toolbar_mod               # src/ui/panels/toolbar.gd
 var status_mod                # src/ui/panels/status_bar.gd
-var selection_mod             # src/ui/panels/selection_panel.gd
+var selection_mod             # src/ui/panels/selection_panel.gd (nur Logik, kein Tab mehr)
+var settings_mod              # src/ui/panels/settings_panel.gd (im Einstellungen-Fenster)
+var settings_dialog: AcceptDialog   # Fenster „Einstellungen“ (Knopf in der Kopfleiste)
+var sym_mod                   # src/ui/panels/symmetry_panel.gd (im Map-Tab)
 var map_mod                   # src/ui/panels/map_panel.gd
 var terrain_mod               # src/ui/panels/terrain_panel.gd
 var malen_mod                 # src/ui/panels/malen_panel.gd (Malen-Tab)
@ -91,13 +94,12 @@ var tool_label: Label         # weiter in status_mod
 var sym_label: Label          # weiter in status_mod
 var undo_btn: Button          # weiter in toolbar_mod
 var redo_btn: Button          # weiter in toolbar_mod
-var grid_btn: Button          # weiter in toolbar_mod
-var contours_btn: Button      # weiter in toolbar_mod
-var size_menu: MenuButton     # weiter in toolbar_mod
-var sym_menu: MenuButton      # weiter in toolbar_mod
+var grid_btn: CheckButton     # weiter in settings_mod (Einstellungen-Fenster)
+var contours_btn: CheckButton # weiter in settings_mod
+var size_menu: OptionButton   # weiter in settings_mod
+var sym_menu: OptionButton    # weiter in settings_mod
 var prop_name: LineEdit       # weiter in map_mod
-var sel_label: Label          # weiter in selection_mod
-var gizmo_step_box: SpinBox   # weiter in selection_mod
+var gizmo_step_box: SpinBox   # weiter in settings_mod
 var library_search: LineEdit  # weiter in assets_mod
 var library_buttons: Dictionary = {}   # weiter in assets_mod (Bequemlichkeit)
 var _library_group_rows: Array = []    # weiter in assets_mod (Bequemlichkeit)
@ -273,6 +275,7 @@ func _build_ui() -> void:
 	ui_right_panel = right_tabs
 	right_tabs.tab_changed.connect(_on_right_tab_changed)
 	split.add_child(right_tabs)
+	_build_map_sections()

 	# --- Assets unten (Registry-Gruppe "unten", U1 Auftragspunkt 4) ---
 	# Die Objekt-Bibliothek wohnt jetzt UNTER dem Hauptbereich (Unity-
@ -337,13 +340,6 @@ func _make_module(script: GDScript, parent: Control) -> Control:
 func _pull_toolbar_refs() -> void:
 	undo_btn = toolbar_mod.undo_btn
 	redo_btn = toolbar_mod.redo_btn
-	grid_btn = toolbar_mod.grid_btn
-	contours_btn = toolbar_mod.contours_btn
-	size_menu = toolbar_mod.size_menu
-	sym_menu = toolbar_mod.sym_menu
-	# Häkchen im UI-Größe-Menü auf die aktuelle Stufe (vor U1 rief die
-	# Top-Bar _sync_size_menu während des Baus — jetzt nach dem Referenz-Zug).
-	_sync_size_menu()


 func _pull_status_refs() -> void:
@ -386,8 +382,6 @@ func _panel_group_built(gruppe: String, tabs: TabContainer) -> void:
 				match child.name:
 					"inspektor":
 						inspector = child
-					"auswahl":
-						selection_mod = child
 					"map":
 						map_mod = child
 					"terrain":
@ -396,12 +390,7 @@ func _panel_group_built(gruppe: String, tabs: TabContainer) -> void:
 						malen_mod = child
 					"bauen":
 						bauen_mod = child
-					"check":
-						check_mod = child
-			sel_label = selection_mod.sel_label
-			gizmo_step_box = selection_mod.gizmo_step_box
 			prop_name = map_mod.prop_name
-			spawn_status = check_mod.spawn_status
 			terrain_info = map_mod.terrain_info
 			# Malen-Widgets wohnen im Malen-Tab; das Terrain-Modul hält die
 			# alten Namen als Aliase (Tests/Werkzeug-Vertrag).
@ -438,7 +427,73 @@ func _panel_group_built(gruppe: String, tabs: TabContainer) -> void:
 					library_close_all_btn = assets_mod.library_close_all_btn


+## Abschnitte im Map-Tab (Registry-Gruppe "map"): Spawn-Zonen, Test-Start-Info,
+## Symmetrie. Sie hängen UNTER den Map-Eigenschaften im selben Scroll-Bereich.
+func _build_map_sections() -> void:
+	var host: Control = map_mod.sections_host()
+	for entry in PanelRegistryScript.entries("map"):
+		var script: GDScript = load(str(entry["skript"]))
+		var panel: Control = script.new()
+		panel.name = str(entry["id"])
+		panel.setup(self)
+		if panel.has_method("build"):
+			panel.call("build")
+		host.add_child(HSeparator.new())
+		host.add_child(panel)
+		match str(entry["id"]):
+			"check":
+				check_mod = panel
+				spawn_status = check_mod.spawn_status
+			"symmetrie":
+				sym_mod = panel
+
+
+## Einstellungen-Fenster (Knopf ⚙ in der Kopfleiste): Inhalt kommt aus der
+## Registry-Gruppe "dialog". Gitter, Höhenlinien, Symmetrie-Modus, UI-Größe,
+## Raster-Snap und Gizmo-Schritt wohnen dort (vorher Kopfleiste / Objekt-Werkzeuge).
+func _build_settings_dialog() -> void:
+	settings_dialog = AcceptDialog.new()
+	settings_dialog.name = "EinstellungenFenster"
+	settings_dialog.title = "Einstellungen"
+	settings_dialog.exclusive = false
+	settings_dialog.ok_button_text = "Schließen"
+	settings_dialog.min_size = UIScale.v2i(520, 420)
+	var scroll := ScrollContainer.new()
+	scroll.horizontal_scroll_mode = ScrollContainer.SCROLL_MODE_DISABLED
+	scroll.custom_minimum_size = UIScale.v2(500, 380)
+	settings_dialog.add_child(scroll)
+	for entry in PanelRegistryScript.entries("dialog"):
+		var script: GDScript = load(str(entry["skript"]))
+		var panel: Control = script.new()
+		panel.name = str(entry["id"])
+		panel.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+		panel.setup(self)
+		if panel.has_method("build"):
+			panel.call("build")
+		scroll.add_child(panel)
+		settings_mod = panel
+	add_child(settings_dialog)
+	grid_btn = settings_mod.grid_btn
+	contours_btn = settings_mod.contours_btn
+	size_menu = settings_mod.size_menu
+	sym_menu = settings_mod.sym_menu
+	gizmo_step_box = settings_mod.gizmo_step_box
+	settings_mod.call("refresh")
+
+
+func _open_settings() -> void:
+	if settings_dialog == null:
+		return
+	settings_mod.call("refresh")
+	settings_dialog.popup_centered(UIScale.v2i(560, 520))
+
+
 func _build_dialogs_and_overlays() -> void:
+	selection_mod = load("res://src/ui/panels/selection_panel.gd").new()
+	selection_mod.name = "AuswahlLogik"
+	selection_mod.setup(self)
+	add_child(selection_mod)
+	_build_settings_dialog()
 	# --- Dialoge ---
 	new_dialog = preload("res://src/ui/new_map_dialog.gd").new()
 	new_dialog.confirmed.connect(_on_new_map_confirmed)
@ -558,11 +613,26 @@ func _build_dialogs_and_overlays() -> void:
 	add_child(help_overlay)


+## Ziehen aus der Objekt-Bibliothek: Vorschau folgt der Maus, Loslassen setzt.
+func _viewport_can_drop(at_position: Vector2, data: Variant) -> bool:
+	if not (data is Dictionary) or not (data as Dictionary).has("svr_oid") or doc.is_empty() or assets_mod == null:
+		return false
+	assets_mod.drag_hover(str(data["svr_oid"]), at_position)
+	return true
+
+
+func _viewport_drop(at_position: Vector2, data: Variant) -> void:
+	if data is Dictionary and (data as Dictionary).has("svr_oid") and assets_mod != null:
+		assets_mod.drag_drop(str(data["svr_oid"]), at_position)
+
+
 func _build_center_viewport() -> SubViewportContainer:
 	var container := SubViewportContainer.new()
 	container.stretch = true
 	container.size_flags_horizontal = Control.SIZE_EXPAND_FILL
 	container.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	# Objekt-Kachel aus der Bibliothek in die Szene ziehen (25.10.).
+	container.set_drag_forwarding(Callable(), _viewport_can_drop, _viewport_drop)

 	var viewport := SubViewport.new()
 	viewport.own_world_3d = true
@ -714,10 +784,7 @@ func _on_menu_action(id: int) -> void:
 func _sync_size_menu() -> void:
 	if size_menu == null or not is_instance_valid(size_menu):
 		return
-	var popup := size_menu.get_popup()
-	var cur := UIScale.step_index()
-	for i in popup.item_count:
-		popup.set_item_checked(i, i == cur)
+	size_menu.select(UIScale.step_index())


 ## Neue Stufe gewählt: speichern, kompletten UI-Neuaufbau mit dem neuen
@ -732,7 +799,10 @@ func _on_ui_size_selected(index: int) -> void:
 		_sync_size_menu()
 		return
 	UIScale.set_step_index(index)
+	var settings_war_offen := settings_dialog != null and settings_dialog.visible
 	_rebuild_ui_for_scale()
+	if settings_war_offen:
+		_open_settings.call_deferred()
 	_set_status("UI-Größe: %s — sofort wirksam und gespeichert (bleibt auch nach Neustart)." % UIScale.step_label(index))


@ -1363,11 +1433,10 @@ func _update_sym_ui() -> void:
 	if sym_menu == null or sym_label == null:
 		return
 	var label := "Symmetrie: %s" % SymmetryCore.mode_label(sym_mode)
-	sym_menu.text = label
 	sym_label.text = label
-	var popup := sym_menu.get_popup()
-	for i in SymmetryCore.MODE_LABELS.size():
-		popup.set_item_checked(i, i == sym_mode)
+	sym_menu.select(sym_mode)
+	if sym_mod != null and sym_mod.has_method("refresh_mode"):
+		sym_mod.call("refresh_mode")


 # --------------------------------------------------------------- History ----
--- a/src/ui/panels/assets_panel.gd
+++ b/src/ui/panels/assets_panel.gd
@ -42,6 +42,8 @@ var _recent_box: VBoxContainer        # Zuletzt-benutzt-Ansicht (im Scroll)
 var _recent_grid: GridContainer
 var _recent_tiles: Dictionary = {}    # id → Button (Zuletzt-Ansicht, frisch gebaut)
 var _recent_ids: Array = []           # Reihenfolge: neueste zuerst
+var _drag_oid := ""                  # Kachel, die gerade gezogen wird
+var _drag_started_placement := false  # Ziehen hat das Platzieren gestartet
 var selected_oid: String = ""         # per Klick gewähltes Objekt
 var _id_font_normal: int = 0          # ID-Schriftgröße (skaliert), Normalzustand
 var _empty_hint: Label                # Leerzustand (U7): kein Treffer / leerer Bereich
@ -476,6 +478,9 @@ func _build_tile(oid: String) -> Button:
 		btn.tooltip_text += "  ·  MODELL FEHLT (Platzhalter-Kiste)"
 	btn.pressed.connect(_on_tile_pressed.bind(oid))
 	btn.gui_input.connect(_on_tile_gui_input.bind(oid))
+	# Ziehen & Loslassen (25.10.): Kachel anklicken, gedrückt halten, in die Szene
+	# ziehen — beim Loslassen wird das Objekt dort gesetzt (Doppelklick geht weiter).
+	btn.set_drag_forwarding(_tile_drag_data.bind(oid, btn), Callable(), Callable())
 	btn.mouse_entered.connect(_on_tile_hover.bind(oid, true))
 	btn.mouse_exited.connect(_on_tile_hover.bind(oid, false))
 	var tex := LibraryBrowser.load_thumb(oid)
@ -610,6 +615,65 @@ func _on_tile_gui_input(event: InputEvent, oid: String) -> void:
 		_activate_tile(oid)


+## Ziehen-Start einer Kachel: Vorschau-Etikett an der Maus, Daten = Objekt-ID.
+func _tile_drag_data(_at_position: Vector2, oid: String, btn: Button) -> Variant:
+	if main.doc.is_empty():
+		return null
+	_select_tile(oid)
+	_drag_oid = oid
+	var prev := PanelContainer.new()
+	var box := HBoxContainer.new()
+	prev.add_child(box)
+	var tex := LibraryBrowser.load_thumb(oid)
+	if tex != null:
+		var tr := TextureRect.new()
+		tr.texture = tex
+		tr.custom_minimum_size = UIScale.v2(64, 64)
+		tr.expand_mode = TextureRect.EXPAND_IGNORE_SIZE
+		tr.stretch_mode = TextureRect.STRETCH_KEEP_ASPECT_CENTERED
+		box.add_child(tr)
+	var lbl := Label.new()
+	lbl.text = LibraryBrowser.entry_label(oid, (main.manifest.get("objects", {}) as Dictionary).get(oid, {}))
+	box.add_child(lbl)
+	prev.modulate.a = 0.85
+	if btn.get_viewport().gui_is_dragging():
+		btn.set_drag_preview(prev)
+	else:
+		prev.free()
+	return {"svr_oid": oid}
+
+
+## Maus mit gezogener Kachel ÜBER der 3D-Ansicht: Platzier-Vorschau folgt der Maus.
+func drag_hover(oid: String, viewport_pos: Vector2) -> void:
+	if str(main.get("tool_mode")) != "objects":
+		main.call("_set_tool_mode", "objects")
+	if not (main.interaction.placing and main.interaction.place_oid == oid):
+		main.interaction.start_placement(oid)
+		_drag_started_placement = true
+	main.interaction._ghost_update(viewport_pos)
+
+
+## Loslassen über der 3D-Ansicht: genau wie ein Setz-Klick.
+func drag_drop(oid: String, viewport_pos: Vector2) -> void:
+	drag_hover(oid, viewport_pos)
+	main.interaction._place_object(viewport_pos, false)
+	if main.interaction.placing and not BauKatalog.ist_bau(oid):
+		main.interaction.cancel_placement()   # daneben gezielt: Vorschau nicht hängen lassen
+	_drag_started_placement = false
+	_drag_oid = ""
+
+
+func _notification(what: int) -> void:
+	if what != NOTIFICATION_DRAG_END or _drag_oid.is_empty():
+		return
+	# Losgelassen ÜBER der Szene → drag_drop hat aufgeräumt. Sonst (abgebrochen,
+	# anderswo losgelassen) die Vorschau wieder wegnehmen.
+	if _drag_started_placement and main != null and main.interaction.placing:
+		main.interaction.cancel_placement()
+	_drag_started_placement = false
+	_drag_oid = ""
+
+
 func _select_tile(oid: String) -> void:
 	var changed := selected_oid != oid
 	selected_oid = oid
--- a/src/ui/panels/bauen_panel.gd
+++ b/src/ui/panels/bauen_panel.gd
@ -1,18 +1,11 @@
 extends "res://src/ui/panels/editor_panel.gd"
-## Bauen-Tab: Bauteile für eigene Gebäude (Fundament, Wände, Dach, Treppe) plus ein
-## paar passende Module aus dem Military-Desert-Pack. Ein Klick auf ein Teil startet
+## Bauen-Tab: Bauteile für eigene Gebäude (Fundament, Wände, Dach, Treppe). Fertige
+## Pack-Objekte (Container, Hangar-Tore, Sperren …) gehören in die Objekt-Bibliothek
+## unten, NICHT hierher. Ein Klick auf ein Teil startet
 ## das Platzieren (Vorschau rastet an Zelle/Kante/Ebene, siehe build_snap.gd); jedes
 ## gesetzte Teil ist ein normales Objekt und gehört zum laufenden Gebäude (Gruppe).
 ## Gebäude kopieren/löschen/auswählen läuft über die Knöpfe unten — alles Undo-fähig.

-## Pack-Module, die zum Gebäudebau passen (IDs stabil, siehe Bibliothek).
-const PACK_MODULE := [
-	{"label": "Container", "oids": ["container_001", "container_002", "container_003", "container_004",
-		"container_005", "container_006", "container_007", "container_008"]},
-	{"label": "Hangar-Tore", "oids": ["hangar_door_001", "hangar_door_002", "hangar_door_003"]},
-	{"label": "Betonsperren", "oids": ["barrier_001", "barrier_002", "barrier_003", "barrier_004"]},
-]
-
 var bau_buttons: Dictionary = {}     # oid → Button
 var info_label: Label
 var _group: ButtonGroup
@ -32,15 +25,7 @@ func build() -> void:
 	add_child(_muted_label("Wähle ein Teil und klicke in die Karte. Wände rasten an die nächste Zellkante, Böden und Dächer in die Zellmitte (Raster 2 m). Klick auf die Oberkante einer Wand stapelt das nächste Geschoss, Klick auf die Seite ersetzt das Teil (z. B. Wand → Tür). R dreht, Esc beendet."))
 	for gruppe in BauKatalog.GRUPPEN:
 		add_child(_field_label(str(gruppe["label"])))
-		add_child(_knopf_raster(gruppe["oids"] as Array, true))
-	var pack := _pack_gruppen()
-	if not pack.is_empty():
-		add_child(_separator())
-		add_child(_header_label("Pack-Module"))
-		add_child(_muted_label("Fertige Teile aus dem Military-Desert-Pack — normale Objekte, werden auf den Boden gesetzt."))
-		for pg in pack:
-			add_child(_field_label(str(pg["label"])))
-			add_child(_knopf_raster(pg["oids"] as Array, false))
+		add_child(_knopf_raster(gruppe["oids"] as Array))
 	add_child(_separator())
 	add_child(_header_label("Gebäude"))
 	info_label = _muted_label("")
@ -54,22 +39,10 @@ func build() -> void:
 	add_child(_aktion("🗑  Gebäude löschen", "Löscht alle Teile des Gebäudes (Strg+Z holt es zurück).",
 			func() -> void: main.call("_bau_gebaeude_loeschen")))
 	refresh_info()
+	wrap_in_scroll()


-func _pack_gruppen() -> Array:
-	var lib: Dictionary = main.manifest.get("objects", {}) if main != null else {}
-	var out: Array = []
-	for pg in PACK_MODULE:
-		var oids: Array = []
-		for oid in (pg["oids"] as Array):
-			if lib.has(oid):
-				oids.append(oid)
-		if not oids.is_empty():
-			out.append({"label": pg["label"], "oids": oids})
-	return out
-
-
-func _knopf_raster(oids: Array, bau: bool) -> GridContainer:
+func _knopf_raster(oids: Array) -> GridContainer:
 	var grid := GridContainer.new()
 	grid.columns = 2
 	grid.add_theme_constant_override("h_separation", UIScale.px(8))
@ -82,14 +55,9 @@ func _knopf_raster(oids: Array, bau: bool) -> GridContainer:
 		btn.custom_minimum_size = UIScale.v2(148, 44)
 		btn.clip_text = true
 		var poly := int((lib.get(oid, {}) as Dictionary).get("poly", 0))
-		if bau:
-			btn.text = BauKatalog.label(oid)
-			btn.tooltip_text = "%s — %s\n%d Dreiecke" % [BauKatalog.label(oid),
-					str((BauKatalog.KINDS[oid] as Dictionary).get("info", "")), poly]
-		else:
-			var name_de := str((lib.get(oid, {}) as Dictionary).get("name_de", oid))
-			btn.text = name_de
-			btn.tooltip_text = "%s — %d Dreiecke" % [name_de, poly]
+		btn.text = BauKatalog.label(oid)
+		btn.tooltip_text = "%s — %s\n%d Dreiecke" % [BauKatalog.label(oid),
+				str((BauKatalog.KINDS[oid] as Dictionary).get("info", "")), poly]
 		btn.pressed.connect(_on_teil_gedrueckt.bind(str(oid), btn))
 		bau_buttons[str(oid)] = btn
 		grid.add_child(btn)
--- a/src/ui/panels/check_panel.gd
+++ b/src/ui/panels/check_panel.gd
@ -16,7 +16,7 @@ var spawn_delete_btn: Button


 static func spec() -> Dictionary:
-	return {"titel": "Prüfen", "gruppe": "rechts", "order": 50}
+	return {"titel": "Spawn-Zonen", "gruppe": "map", "order": 10}


 func panel_title() -> String:
@ -27,6 +27,7 @@ func panel_title() -> String:
 ## Live-Status IMMER sichtbar + Werkzeug-Button + Bedien-Panel (Team/Radius/
 ## Auswahl/Löschen). Ein/Aus des Werkzeugs bleibt beim Koordinator (main.gd).
 func build() -> void:
+	add_child(_header_label("Spawn-Zonen"))
 	# --- Spawn-Zonen (Karte t_c4162c5d): Live-Status IMMER sichtbar ---
 	spawn_status = Label.new()
 	spawn_status.text = ""
--- a/src/ui/panels/editor_panel.gd
+++ b/src/ui/panels/editor_panel.gd
@ -25,6 +25,27 @@ func panel_title() -> String:
 	return "Panel"


+## Lange Tabs (Map, Bauen): den ganzen Inhalt in einen senkrechten Scroll-Bereich
+## legen, damit die rechte Spalte nicht mit dem Inhalt wächst. Rückgabe = die
+## innere Box (dort hängen spätere Abschnitte an).
+func wrap_in_scroll() -> VBoxContainer:
+	var scroll := ScrollContainer.new()
+	scroll.name = "%sScroll" % name
+	scroll.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	scroll.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	scroll.horizontal_scroll_mode = ScrollContainer.SCROLL_MODE_DISABLED
+	var inner := VBoxContainer.new()
+	inner.name = "%sInhalt" % name
+	inner.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	inner.add_theme_constant_override("separation", UIScale.px(8))
+	for child in get_children():
+		remove_child(child)
+		inner.add_child(child)
+	scroll.add_child(inner)
+	add_child(scroll)
+	return inner
+
+
 # --- Farb-Zugriff NUR über das Theme (Karte t_2336c58e/U7) ------------------
 ## Farben kommen ausschließlich aus theme/editor_theme.tres (Abschnitt
 ## Editor/colors/…) — keine Farbwerte mehr im Panel-Code. Der Wert liest
--- a/src/ui/panels/map_panel.gd
+++ b/src/ui/panels/map_panel.gd
@ -15,6 +15,7 @@ var sky_preview: TextureRect      # Vorschau der gewählten Skybox (obere Panora
 var prop_water: HSlider
 var terrain_info: Label

+var _sections: VBoxContainer       # Inhalt des Map-Tabs (im Scroll-Bereich)
 var _loading_ui_values := false   # verhindert dirty beim Auffüllen der Felder

 ## Karte t_28fdef03: Slider-Stellung für „Kein Wasser“ (Meta-Vertrag für
@ -110,6 +111,13 @@ func build() -> void:
 	prop_weather.item_selected.connect(_on_weather_changed)
 	prop_sky.item_selected.connect(_on_sky_changed)
 	prop_water.value_changed.connect(_on_water_changed)
+	_sections = wrap_in_scroll()
+
+
+## Hier hängen die Abschnitte der Registry-Gruppe "map" (Spawn-Zonen, Test-Start,
+## Symmetrie) unter den Map-Eigenschaften.
+func sections_host() -> Control:
+	return _sections


 func _on_prop_changed(text: String, field: String) -> void:
--- a/src/ui/panels/object_tools_panel.gd
+++ b/src/ui/panels/object_tools_panel.gd
@ -1,33 +0,0 @@
-extends "res://src/ui/panels/editor_panel.gd"
-## Objekt-Werkzeuge (aus main.gd ausgezogen, Karte t_eaccbfed U1 — Logik
-## unverändert): „Alles auf den Boden setzen" + Raster-Snap-Schalter. Vor U1
-## wohnten diese beiden Widgets in der linken Spalte unter der Bibliothek;
-## sie sind als eigener Registry-Bereich (Gruppe "unten") erhalten geblieben,
-## damit nichts verschwindet.
-
-var snap_btn: Button
-var grid_check: CheckButton
-
-
-static func spec() -> Dictionary:
-	return {"titel": "Objekt-Werkzeuge", "gruppe": "unten", "order": 20}
-
-
-func panel_title() -> String:
-	return "Objekt-Werkzeuge"
-
-
-func build() -> void:
-	snap_btn = Button.new()
-	snap_btn.text = "⚡ Alles auf den Boden setzen"
-	snap_btn.custom_minimum_size = UIScale.v2(0, 44)
-	snap_btn.tooltip_text = "Setzt ALLE Objekte auf die Terrain-Höhe — z. B. nach dem Terrain-Formen, wenn etwas in der Luft hängt"
-	snap_btn.pressed.connect(func() -> void: main.call("_on_snap_to_ground"))
-	add_child(snap_btn)
-
-	grid_check = CheckButton.new()
-	grid_check.text = "Raster-Snap (1 m)"
-	grid_check.custom_minimum_size = UIScale.v2(0, 40)
-	grid_check.tooltip_text = "Neue und verschobene Objekte rasten auf ein 1-Meter-Raster ein"
-	grid_check.toggled.connect(func(pressed: bool) -> void: main.call("_on_grid_snap_changed", pressed))
-	add_child(grid_check)
--- a/src/ui/panels/object_tools_panel.gd.uid
+++ b/src/ui/panels/object_tools_panel.gd.uid
@ -1 +0,0 @@
-uid://cs4xao3sf5y7n
--- a/src/ui/panels/registry.gd
+++ b/src/ui/panels/registry.gd
@ -12,7 +12,7 @@ extends RefCounted
 ## in derselben Datei (gleiche Falle wie früher bei match_hud.gd).
 ##
 ## Struktur je Eintrag: titel (Tab-/Überschrift), gruppe ("rechts" = rechtes
-## TabControl, "links" = linke Spalte, "unten" = Assets-Bereich, "toolbar" /
+## TabControl, "links" = linke Spalte, "unten" = Assets-Bereich, "map" = Abschnitte im Map-Tab, "dialog" = Einstellungen-Fenster, "toolbar" /
 ## "status" = Leisten-Aktionen), order (Sortier-Schlüssel), skript (preload-Pfad
 ## des Panel-Moduls). Ein Bereich erscheint GENAU EINMAL im Baum (test_ui_layout
 ## prüft das gegen Doppel-Namen).
@ -28,8 +28,6 @@ const PANELS: Array = [
 	# --- rechts: Tab-Gruppe (Unity-Inspector-Spalte) ---
 	{"id": "inspektor", "titel": "Inspektor", "gruppe": "rechts", "order": 10,
 		"skript": "res://src/ui/inspector_panel.gd"},
-	{"id": "auswahl", "titel": "Auswahl", "gruppe": "rechts", "order": 20,
-		"skript": "res://src/ui/panels/selection_panel.gd"},
 	{"id": "map", "titel": "Map", "gruppe": "rechts", "order": 30,
 		"skript": "res://src/ui/panels/map_panel.gd"},
 	{"id": "terrain", "titel": "Terrain", "gruppe": "rechts", "order": 40,
@ -39,28 +37,26 @@ const PANELS: Array = [
 		"skript": "res://src/ui/panels/malen_panel.gd"},
 	{"id": "bauen", "titel": "Bauen", "gruppe": "rechts", "order": 47,
 		"skript": "res://src/ui/panels/bauen_panel.gd"},
-	{"id": "check", "titel": "Prüfen", "gruppe": "rechts", "order": 50,
+	# --- map: Abschnitte UNTER den Map-Eigenschaften (Tab „Map“) ---
+	# 25.10. (Test-Befund): Prüfen/Test-Start/Symmetrie sind keine eigenen Tabs
+	# mehr. Spawn-Zonen, Test-Start-Info und Symmetrie wohnen im Map-Tab.
+	{"id": "check", "titel": "Spawn-Zonen", "gruppe": "map", "order": 10,
 		"skript": "res://src/ui/panels/check_panel.gd"},
-	{"id": "teststart", "titel": "Test-Start", "gruppe": "rechts", "order": 60,
+	{"id": "teststart", "titel": "Test-Start", "gruppe": "map", "order": 20,
 		"skript": "res://src/ui/panels/test_start_panel.gd"},
-	# T3 Komfort (Karte t_aaff5dcc): Maus-Empfindlichkeit u. a. — Registry-Weg
-	# statt main.gd (Operator-Vorgabe 20.10.).
-	{"id": "einstellungen", "titel": "Einstellungen", "gruppe": "rechts", "order": 70,
-		"skript": "res://src/ui/panels/settings_panel.gd"},
-	# M5 (Karte t_60014669): Ein-Klick „Karte symmetrisch machen“ + Check mit
-	# Klartext-Bericht — ebenfalls Registry-Weg, main.gd bleibt unangetastet.
-	{"id": "symmetrie", "titel": "Symmetrie", "gruppe": "rechts", "order": 80,
+	{"id": "symmetrie", "titel": "Symmetrie", "gruppe": "map", "order": 30,
 		"skript": "res://src/ui/panels/symmetry_panel.gd"},
+	# --- dialog: Inhalt des Einstellungen-Fensters (Knopf in der Kopfleiste) ---
+	# T3 Komfort (Karte t_aaff5dcc) + 25.10.: Gitter, Höhenlinien, Symmetrie-
+	# Modus, UI-Größe, Raster-Snap, Gizmo-Schritt, Karte prüfen.
+	{"id": "einstellungen", "titel": "Einstellungen", "gruppe": "dialog", "order": 10,
+		"skript": "res://src/ui/panels/settings_panel.gd"},
 	# --- links: Vorbereitet für U2 (Szenen-Baum); Bibliothek ist UNTEN ---
 	{"id": "szene", "titel": "Map-Inhalt", "gruppe": "links", "order": 10,
 		"skript": "res://src/ui/panels/scene_tree_panel.gd"},
 	# --- unten: Objekt-Bibliothek / Assets (Unity-Projekt-Fenster-Platz) ---
 	{"id": "assets", "titel": "Objekt-Bibliothek", "gruppe": "unten", "order": 10,
 		"skript": "res://src/ui/panels/assets_panel.gd"},
-	# Objekt-Werkzeuge (Boden-Setzen/Raster-Snap, vor U1 links) — erhalten
-	# geblieben als eigener Tab unten, damit nichts verschwindet.
-	{"id": "werkzeuge", "titel": "Objekt-Werkzeuge", "gruppe": "unten", "order": 20,
-		"skript": "res://src/ui/panels/object_tools_panel.gd"},
 ]

 ## Leisten-Aktionen (Toolbar-Buttons/Menüs — KEINE Panels, melden sich ditto
--- a/src/ui/panels/scene_tree_panel.gd
+++ b/src/ui/panels/scene_tree_panel.gd
@ -5,7 +5,10 @@ extends "res://src/ui/panels/editor_panel.gd"
 ## "links"), Zustand/Signale wie vorher.

 var content_tree: Tree
+var group_btn: Button
+var ungroup_btn: Button
 var _tree_select_lock := false    # verhindert Rückkopplung Auswahl ↔ Baum
+var _tree_select_pending := false  # multi_selected gesammelt, Auswertung steht aus
 var _obj_index_map: Dictionary = {}   # obj_index -> TreeItem (schnelle Zwei-Wege-Kopplung)

 # U3 (Karte t_a4bf9b8c): Kontextmenü, Umbenennen, Lösch-Rückfrage, Drag&Drop.
@ -30,9 +33,35 @@ func build() -> void:
 	content_tree.allow_reselect = true
 	content_tree.select_mode = Tree.SELECT_MULTI   # Strg+Klick im Baum = Mehrfachauswahl (t_c46d31c2)
 	content_tree.hide_root = true
+	# FIX 25.10. (Test-Befund „Liste anklicken wählt in der Szene nichts aus“):
+	# Im Modus SELECT_MULTI feuert Godot NIE item_selected, sondern nur
+	# multi_selected (pro Zeile). Beide anschließen; das Sammeln übernimmt der
+	# Aufrufer-Merker, damit ein Klick mit mehreren Signalen nur EINMAL wirkt.
 	content_tree.item_selected.connect(_on_tree_selected)
+	content_tree.multi_selected.connect(_on_tree_multi_selected)
 	add_child(content_tree)

+	# Gruppen verwalten (25.10.: der Tab „Auswahl“ ist weg): mehrere Objekte in der
+	# Liste (Strg+Klick) oder in der Szene markieren, dann hier gruppieren/lösen.
+	# Rechtsklick auf eine Zeile bietet dieselben Aktionen.
+	var group_row := HBoxContainer.new()
+	group_row.add_theme_constant_override("separation", UIScale.px(8))
+	add_child(group_row)
+	group_btn = Button.new()
+	group_btn.text = "🔗 Gruppieren"
+	group_btn.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	group_btn.custom_minimum_size = UIScale.v2(0, 40)
+	group_btn.tooltip_text = "Markierte Objekte zu einer Gruppe verbinden (Strg+G) — sie ziehen und drehen dann gemeinsam. Mehrere markieren: Strg+Klick in der Liste oder Rahmen in der Szene."
+	group_btn.pressed.connect(func() -> void: main.interaction.group_selection())
+	group_row.add_child(group_btn)
+	ungroup_btn = Button.new()
+	ungroup_btn.text = "⛓ Gruppe lösen"
+	ungroup_btn.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	ungroup_btn.custom_minimum_size = UIScale.v2(0, 40)
+	ungroup_btn.tooltip_text = "Die Gruppe der Auswahl auflösen (Strg+Umschalt+G) — die Objekte bleiben, nur die Bindung löst sich"
+	ungroup_btn.pressed.connect(func() -> void: main.interaction.ungroup_selection())
+	group_row.add_child(ungroup_btn)
+
 	# U3 (Karte t_a4bf9b8c): Rechtsklick-Kontextmenü + Drag&Drop für Gruppen.
 	content_tree.gui_input.connect(_on_tree_gui_input)
 	# Tree.set_drag_forwarding: die drei Virtuals (_get_drag_data/_can_drop_data/
@ -61,6 +90,20 @@ func build() -> void:
 	add_child(_separator())


+## multi_selected kommt je Zeile (auch beim Abwählen): die Auswahl EINMAL pro
+## Frame auswerten, nicht pro Signal.
+func _on_tree_multi_selected(_item: TreeItem, _column: int, _selected: bool) -> void:
+	if _tree_select_lock or _tree_select_pending:
+		return
+	_tree_select_pending = true
+	_apply_tree_selection.call_deferred()
+
+
+func _apply_tree_selection() -> void:
+	_tree_select_pending = false
+	_on_tree_selected()
+
+
 ## Der Baum ruft zurück, wenn der Nutzer dort ein Objekt auswählt.
 ## SELECT_MULTI (Karte t_c46d31c2): einfacher Klick = Ersatz-Auswahl,
 ## Strg+Klick addiert/entfernt nativ — ALLE markierten Objekt-Zeilen spiegeln
--- a/src/ui/panels/selection_panel.gd
+++ b/src/ui/panels/selection_panel.gd
@ -1,139 +1,21 @@
-extends "res://src/ui/panels/editor_panel.gd"
-## Auswahl-Panel (U1, Karte t_eaccbfed — aus main.gd ausgezogen, Logik
-## UNVERÄNDERT von dort übernommen): Buttons Drehen/Löschen/Duplizieren/
-## Spiegeln/Anheben/Absenken + Gruppen-Buttons + Gizmo-Schrittweite.
+extends Node
+## Auswahl-Logik (U1, Karte t_eaccbfed — aus main.gd ausgezogen). Seit 25.10.
+## KEIN Tab mehr (Test-Befund): Drehen/Anheben/Duplizieren/Löschen laufen in der
+## 3D-Ansicht (Werkzeugleiste, Gizmo, Tasten), Gruppen im Map-Inhalt links, die
+## Gizmo-Schrittweite im Einstellungen-Fenster. Übrig bleibt die Synchronisation:
+## Inspektor nachziehen, Gizmo-Schrittweite-Feld folgen, Statuszeile zur frischen
+## Auswahl (Klartext + Poly-Budget-Warnung).
 ##
 ## Verdrahtung: main.gd ruft sync_selection() an allen Auswahl-Wegen
 ## (vorher: _sync_selection_panel) und selection_status(idx) bei frischer
 ## Auswahl (vorher: _selection_status). Alle Objekt-Operationen laufen über
 ## main.interaction — der Vertrag zu interaction.gd bleibt identisch.

-var sel_label: Label
-var sel_rotate_btn: Button
-var sel_delete_btn: Button
-var sel_dup_btn: Button
-var sel_mirror_x_btn: Button
-var sel_mirror_z_btn: Button
-var sel_raise_btn: Button
-var sel_lower_btn: Button
-var sel_group_btn: Button
-var sel_ungroup_btn: Button
-var gizmo_step_box: SpinBox
+var main               # src/ui/main.gd (script-erweitert → untypisiert)


-static func spec() -> Dictionary:
-	return {"titel": "Auswahl", "gruppe": "rechts", "order": 20}
-
-
-func panel_title() -> String:
-	return "Auswahl"
-
-
-func build() -> void:
-	# --- Auswahl (Anfassen/Greifen) — 1:1 aus der alten _build_right_panel ---
-	sel_label = Label.new()
-	sel_label.text = "Nichts ausgewählt.\nKlicke im Viewport ein Objekt an."
-	sel_label.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
-	add_child(sel_label)
-	var sel_btns := HBoxContainer.new()
-	sel_btns.add_theme_constant_override("separation", UIScale.px(8))
-	add_child(sel_btns)
-	sel_rotate_btn = Button.new()
-	sel_rotate_btn.text = "Drehen (R)"
-	sel_rotate_btn.custom_minimum_size = UIScale.v2(140, 40)
-	sel_rotate_btn.tooltip_text = "Ausgewähltes Objekt 15° drehen (auch: Mausrad)"
-	sel_rotate_btn.pressed.connect(func() -> void: main.interaction.rotate_selected(15.0))
-	sel_btns.add_child(sel_rotate_btn)
-	sel_delete_btn = Button.new()
-	sel_delete_btn.text = "Löschen (Entf)"
-	sel_delete_btn.custom_minimum_size = UIScale.v2(140, 40)
-	sel_delete_btn.tooltip_text = "Ausgewähltes Objekt löschen (Strg+Z holt es zurück)"
-	sel_delete_btn.pressed.connect(main.interaction.delete_selected)
-	sel_btns.add_child(sel_delete_btn)
-
-	# Objekt-Ops (Karte t_7567a06f): Duplizieren · Spiegeln · Anheben/Absenken.
-	var dup_row := HBoxContainer.new()
-	dup_row.add_theme_constant_override("separation", UIScale.px(8))
-	add_child(dup_row)
-	sel_dup_btn = _sel_op_button("⧉ Duplizieren (Strg+D)",
-			"Legt eine Kopie daneben — leicht versetzt, direkt angewählt. Strg+D geht auch.",
-			func() -> void: main.interaction.duplicate_selected())
-	dup_row.add_child(sel_dup_btn)
-
-	var mirror_row := HBoxContainer.new()
-	mirror_row.add_theme_constant_override("separation", UIScale.px(8))
-	add_child(mirror_row)
-	sel_mirror_x_btn = _sel_op_button("⇄ Links↔Rechts",
-			"Spiegelt das Objekt an seiner Stelle (links↔rechts, X-Achse) — die Blickrichtung wird mitgespiegelt.",
-			func() -> void: main.interaction.mirror_selected("x"))
-	mirror_row.add_child(sel_mirror_x_btn)
-	sel_mirror_z_btn = _sel_op_button("⇅ Vor↔Zurück",
-			"Spiegelt das Objekt an seiner Stelle (vor↔zurück, Z-Achse) — die Blickrichtung wird mitgespiegelt.",
-			func() -> void: main.interaction.mirror_selected("z"))
-	mirror_row.add_child(sel_mirror_z_btn)
-
-	var lift_row := HBoxContainer.new()
-	lift_row.add_theme_constant_override("separation", UIScale.px(8))
-	add_child(lift_row)
-	sel_raise_btn = _sel_op_button("▲ Anheben (Bild↑)",
-			"Objekt 0,25 m anheben — es schwebt dann, auch wenn der Boden darunter anders ist. Bild↑ geht auch.",
-			func() -> void: main.interaction.lift_selected(ObjectOps.LIFT_STEP_M))
-	lift_row.add_child(sel_raise_btn)
-	sel_lower_btn = _sel_op_button("▼ Absenken (Bild↓)",
-			"Objekt 0,25 m absenken — stoppt am Boden (nichts wird in Hügel begraben). Bild↓ geht auch.",
-			func() -> void: main.interaction.lift_selected(-ObjectOps.LIFT_STEP_M))
-	lift_row.add_child(sel_lower_btn)
-
-	# Gruppen-Buttons (Karte t_f6f29d86): Mehrfachauswahl → Gruppe
-	var group_btns := HBoxContainer.new()
-	group_btns.add_theme_constant_override("separation", UIScale.px(8))
-	add_child(group_btns)
-	sel_group_btn = Button.new()
-	sel_group_btn.text = "🔗 Gruppieren"
-	sel_group_btn.custom_minimum_size = UIScale.v2(150, 40)
-	sel_group_btn.tooltip_text = "Ausgewählte Objekte zu einer Gruppe verbinden (Strg+G) — sie ziehen und drehen dann gemeinsam"
-	sel_group_btn.pressed.connect(func() -> void: main.interaction.group_selection())
-	group_btns.add_child(sel_group_btn)
-	sel_ungroup_btn = Button.new()
-	sel_ungroup_btn.text = "⛓ Gruppe lösen"
-	sel_ungroup_btn.custom_minimum_size = UIScale.v2(150, 40)
-	sel_ungroup_btn.tooltip_text = "Die Gruppe der Auswahl wieder auflösen (Strg+Umschalt+G) — Objekte bleiben, nur die Bindung löst sich"
-	sel_ungroup_btn.pressed.connect(func() -> void: main.interaction.ungroup_selection())
-	group_btns.add_child(sel_ungroup_btn)
-
-	# --- Gizmo-Einstellungen (Karte t_e0120dc2): Schrittweite der Achsen-
-	# Züge. Das Mausrad WÄHREND eines Gizmo-Zugs blättert durch die
-	# Voreinstellungen (fein/normal/grob); dieses Feld setzt sie exakt und
-	# überlebt UI-Rebuilds, weil der Wert in main.gizmo_step_m liegen bleibt.
-	add_child(_header_label("Gizmo-Einstellungen"))
-	var gizmo_row := HBoxContainer.new()
-	gizmo_row.add_theme_constant_override("separation", UIScale.px(8))
-	add_child(gizmo_row)
-	gizmo_row.add_child(_field_label("Schrittweite"))
-	gizmo_step_box = SpinBox.new()
-	gizmo_step_box.min_value = 0.01
-	gizmo_step_box.max_value = 10.0
-	gizmo_step_box.step = 0.01
-	gizmo_step_box.value = main.gizmo_step_m
-	gizmo_step_box.custom_minimum_size = UIScale.v2(110, 30)
-	gizmo_step_box.tooltip_text = "Wie weit bewegt sich das Objekt am Achsen-Gizmo pro Schritt (in Metern). Mausrad WÄHREND des Ziehens wechselt zwischen fein (0.1) / normal (0.5) / grob (2.0)."
-	gizmo_row.add_child(gizmo_step_box)
-	gizmo_step_box.value_changed.connect(func(v: float) -> void:
-		main.gizmo_step_m = v
-		if main.gizmo != null and is_instance_valid(main.gizmo):
-			main.gizmo.set_step_m(v)
-	)
-	add_child(_separator())
-
-
-## Ein Auswahl-Button mit Klartext-Tipp (aus main.gd übernommen).
-func _sel_op_button(text: String, tip: String, action: Callable) -> Button:
-	var btn := Button.new()
-	btn.text = text
-	btn.custom_minimum_size = UIScale.v2(140, 40)
-	btn.tooltip_text = tip
-	btn.pressed.connect(action)
-	return btn
+func setup(p_main) -> void:
+	main = p_main


 ## Objekt-Inspektor + Auswahl-Panel synchron halten (vorher
@ -145,54 +27,9 @@ func sync_selection() -> void:
 	# Gizmo-Schrittweite-Feld mitziehen (Karte t_e0120dc2): Das Mausrad
 	# WÄHREND eines Zugs kann sie im Gizmo ändern (cycle_step) — das Panel-
 	# Feld folgt ohne eigene value_changed-Rückkopplung (set_value_no_signal).
-	if gizmo_step_box != null and is_instance_valid(gizmo_step_box) \
-			and not gizmo_step_box.has_focus():
-		gizmo_step_box.set_value_no_signal(main.gizmo_step_m)
-	var doc: Dictionary = main.doc
-	var objects: Array = doc.get("objects", [])
-	var sel: Array = main.interaction.selected_indices
-	var valid: Array = []
-	for i in sel:
-		if i is int and i >= 0 and i < objects.size():
-			valid.append(i)
-	var has_sel := not valid.is_empty()
-	for btn in [sel_rotate_btn, sel_delete_btn, sel_dup_btn, sel_mirror_x_btn,
-			sel_mirror_z_btn, sel_raise_btn, sel_lower_btn]:
-		btn.disabled = not has_sel
-	var has_group := false
-	for i in valid:
-		if GroupOps.group_id(objects[i]) != GroupOps.UNGROUPED:
-			has_group = true
-			break
-	sel_group_btn.disabled = valid.size() < 2
-	sel_ungroup_btn.disabled = not has_group
-	if not has_sel:
-		sel_label.text = "Nichts ausgewählt.\nKlicke im Viewport ein Objekt an."
-		return
-	if valid.size() == 1:
-		var idx: int = valid[0]
-		var obj: Dictionary = objects[idx]
-		var pos: Array = obj.get("pos", [0.0, 0.0, 0.0])
-		var lift := ObjectOps.lift_offset(doc, idx)
-		var lift_text := "am Boden" if absf(lift) < 0.02 else ("%+.2f m über dem Boden" % lift)
-		var group_line := ""
-		var gid := GroupOps.group_id(obj)
-		if gid != GroupOps.UNGROUPED:
-			group_line = "\nGruppe %d — zieht & dreht GEMEINSAM (Lösen: Button unten)" % (gid + 1)
-		sel_label.text = "%s (Objekt %d von %d)\nPosition: %.0f, %.0f m · Höhe: %s · Richtung: %.0f°%s\nZiehen: verschieben · R oder Mausrad: drehen (15°)\nBild↑/↓: anheben/absenken · Strg+D: duplizieren\nSpiegeln/Löschen: Buttons oben · Strg+Z: zurück" % [
-			main.object_label(str(obj.get("id", ""))), idx + 1, objects.size(),
-			float(pos[0]), float(pos[2]), lift_text, float(obj.get("rot_y_deg", 0.0)), group_line]
-		return
-	# Mehrfachauswahl: Liste aller gewählten Objekte (max. 8 Zeilen, dann „…“).
-	var names := PackedStringArray()
-	for i in valid:
-		if names.size() < 8:
-			names.append(main.object_label(str((objects[i] as Dictionary).get("id", "?"))))
-	var more := ""
-	if valid.size() > 8:
-		more = "\n… und %d weitere" % (valid.size() - 8)
-	sel_label.text = "%d Objekte ausgewählt:\n%s%s\nGemeinsam: ziehen (Gruppe wandert zusammen), drehen um die Mitte, Entf löscht alle." % [
-		valid.size(), " · ".join(names), more]
+	var step_box: SpinBox = main.gizmo_step_box
+	if step_box != null and is_instance_valid(step_box) and not step_box.has_focus():
+		step_box.set_value_no_signal(main.gizmo_step_m)


 ## Hilfs-Meldung zur frischen Auswahl (Klartext + Budget-Warnung + nächster
@ -202,9 +39,6 @@ func selection_status(idx: int) -> void:
 	# 3D-Klick, Rahmen-Ausziehen und Map-Inhalt-Baum.
 	if main.inspector != null:
 		main.inspector.call("refresh")
-	# Fix (Vorbestand, beim Inspektor-Einbau gefunden): select_object/
-	# select_many füllten das alte „Auswahl“-Feld NIE — sel_label blieb auf
-	# „Nichts ausgewählt“ stehen, während die Statuszeile das Objekt nannte.
 	# sync_selection ändert bewusst KEINEN Statuszeilen-Text (Stummsync).
 	sync_selection()
 	var doc: Dictionary = main.doc
--- a/src/ui/panels/settings_panel.gd
+++ b/src/ui/panels/settings_panel.gd
@ -1,5 +1,8 @@
 extends "res://src/ui/panels/editor_panel.gd"
-## Einstellungen-Bereich (rechte Spalte — Karte t_aaff5dcc, T3 Komfort).
+## Einstellungen (Fenster „⚙ Einstellungen“ in der Kopfleiste — Karte
+## t_aaff5dcc, T3 Komfort; 25.10. Test-Befund: Gitter, Höhenlinien, Symmetrie-
+## Modus, UI-Größe, Raster-Snap, Gizmo-Schrittweite und „Karte prüfen“ ziehen
+## aus Kopfleiste/Objekt-Werkzeugen hierher).
 ##
 ## Registry-Weg (Operator-Vorgabe 20.10.): main.gd bleibt unangetastet, das
 ## Modul meldet sich nur über src/ui/panels/registry.gd an. Der ZUSTAND lebt
@ -12,9 +15,19 @@ var sens_box: SpinBox
 ## Eintrag wie Taste V (PlaytestSettings, persistiert).
 var perspektive_box: OptionButton

+# Ansicht / Platzieren (vorher Kopfleiste und Tab „Objekt-Werkzeuge“). main
+# hält dieselben Namen als Referenzen (grid_btn, contours_btn, size_menu, …).
+var grid_btn: CheckButton
+var contours_btn: CheckButton
+var size_menu: OptionButton
+var sym_menu: OptionButton
+var raster_snap_check: CheckButton
+var gizmo_step_box: SpinBox
+var check_btn: Button
+

 static func spec() -> Dictionary:
-	return {"titel": "Einstellungen", "gruppe": "rechts", "order": 70}
+	return {"titel": "Einstellungen", "gruppe": "dialog", "order": 10}


 func panel_title() -> String:
@ -22,6 +35,72 @@ func panel_title() -> String:


 func build() -> void:
+	add_child(_header_label("Ansicht"))
+	grid_btn = CheckButton.new()
+	grid_btn.text = "⊞ Maßstabsgitter (100-m-Raster)"
+	grid_btn.custom_minimum_size = UIScale.v2(0, 36)
+	grid_btn.tooltip_text = "Maßstabsgitter (100-m-Raster) im Viewport ein-/ausblenden. Über sichtbarem Terrain ist es standardmäßig aus."
+	grid_btn.toggled.connect(func(pressed: bool) -> void: main.call("_on_grid_toggled", pressed))
+	add_child(grid_btn)
+
+	contours_btn = CheckButton.new()
+	contours_btn.text = "≈ Höhenlinien fixieren"
+	contours_btn.custom_minimum_size = UIScale.v2(0, 36)
+	contours_btn.tooltip_text = "Höhenlinien (1 m, alle 5 m kräftiger) FIXIERT an/aus. Ohne Fixierung erscheinen sie nur im Terrain-Werkzeug (F1). Taste L schaltet ebenfalls. Bei flachem Terrain (< 2 m) sind sie automatisch aus."
+	contours_btn.toggled.connect(func(pressed: bool) -> void: main.call("_on_contours_toggled", pressed))
+	add_child(contours_btn)
+
+	add_child(_field_label("UI-Größe"))
+	size_menu = OptionButton.new()
+	for i in UIScale.step_count():
+		size_menu.add_item(UIScale.step_label(i), i)
+	size_menu.custom_minimum_size = UIScale.v2(0, 36)
+	size_menu.tooltip_text = "Größe der Oberfläche: Klein (wie bisher), Mittel (1,25-fach), Groß (1,5-fach). Wirkt sofort und bleibt gespeichert."
+	size_menu.item_selected.connect(func(index: int) -> void: main.call("_on_ui_size_selected", index))
+	add_child(size_menu)
+
+	add_child(_separator())
+	add_child(_header_label("Bauen & Platzieren"))
+	raster_snap_check = CheckButton.new()
+	raster_snap_check.text = "Raster-Snap (1 m)"
+	raster_snap_check.custom_minimum_size = UIScale.v2(0, 36)
+	raster_snap_check.tooltip_text = "Neue und verschobene Objekte rasten auf ein 1-Meter-Raster ein (Strg gedrückt halten geht immer)"
+	raster_snap_check.toggled.connect(func(pressed: bool) -> void: main.call("_on_grid_snap_changed", pressed))
+	add_child(raster_snap_check)
+
+	add_child(_field_label("Gizmo-Schrittweite (m)"))
+	gizmo_step_box = SpinBox.new()
+	gizmo_step_box.min_value = 0.01
+	gizmo_step_box.max_value = 10.0
+	gizmo_step_box.step = 0.01
+	gizmo_step_box.value = main.gizmo_step_m
+	gizmo_step_box.custom_minimum_size = UIScale.v2(0, 36)
+	gizmo_step_box.tooltip_text = "Wie weit bewegt sich das Objekt am Achsen-Gizmo pro Schritt (in Metern). Mausrad WÄHREND des Ziehens wechselt zwischen fein (0.1) / normal (0.5) / grob (2.0)."
+	gizmo_step_box.value_changed.connect(func(v: float) -> void:
+		main.gizmo_step_m = v
+		if main.gizmo != null and is_instance_valid(main.gizmo):
+			main.gizmo.set_step_m(v))
+	add_child(gizmo_step_box)
+
+	add_child(_separator())
+	add_child(_header_label("Symmetrie & Prüfen"))
+	add_child(_field_label("Symmetrie-Modus"))
+	sym_menu = OptionButton.new()
+	for i in SymmetryCore.MODE_LABELS.size():
+		sym_menu.add_item("Symmetrie: %s" % SymmetryCore.MODE_LABELS[i], i)
+	sym_menu.custom_minimum_size = UIScale.v2(0, 36)
+	sym_menu.tooltip_text = "Gespiegeltes Bauen: Änderungen werden automatisch auf die andere Kartenseite übertragen. Aus / Punkt (180° um die Kartenmitte) / Achse X / Achse Z. Standard: Punkt."
+	sym_menu.item_selected.connect(func(index: int) -> void: main.call("_on_sym_mode_selected", index))
+	add_child(sym_menu)
+
+	check_btn = Button.new()
+	check_btn.text = "✅ Karte prüfen"
+	check_btn.custom_minimum_size = UIScale.v2(0, 40)
+	check_btn.tooltip_text = "Prüft, ob die Map bereit für den Export ist — sagt VORHER, was fehlt"
+	check_btn.pressed.connect(func() -> void: main.call("_on_check_map"))
+	add_child(check_btn)
+
+	add_child(_separator())
 	add_child(_header_label("Testlauf-Einstellungen"))

 	add_child(_field_label("Maus-Empfindlichkeit (0,1 – 5,0)"))
@ -67,3 +146,15 @@ func _on_perspektive_changed(index: int) -> void:
 	var body: Variant = pt.get("body")
 	if body != null:
 		body.call("set_perspektive", dritte)
+
+
+## Schalter aus dem Editor-Zustand nachziehen (beim Öffnen des Fensters).
+func refresh() -> void:
+	if main == null:
+		return
+	grid_btn.set_pressed_no_signal(bool(main.get("_grid_on")))
+	contours_btn.set_pressed_no_signal(bool(main.get("_contours_on")))
+	raster_snap_check.set_pressed_no_signal(bool(main.get("grid_snap")))
+	gizmo_step_box.set_value_no_signal(float(main.gizmo_step_m))
+	size_menu.select(UIScale.step_index())
+	sym_menu.select(int(main.get("sym_mode")))
--- a/src/ui/panels/symmetry_panel.gd
+++ b/src/ui/panels/symmetry_panel.gd
@ -29,7 +29,7 @@ var _pending_high := false   # Quell-Wahl des laufenden Widerspruchs-Dialogs


 static func spec() -> Dictionary:
-	return {"titel": "Symmetrie", "gruppe": "rechts", "order": 75}
+	return {"titel": "Symmetrie", "gruppe": "map", "order": 30}


 func panel_title() -> String:
@ -108,6 +108,14 @@ func _refresh_half_option() -> void:
 	half_option.selected = 0


+## Vom Einstellungen-Fenster gerufen, wenn der Modus wechselt.
+func refresh_mode() -> void:
+	if mode_label == null or half_option == null:
+		return
+	_refresh_half_option()
+	_refresh_mode_line()
+
+
 func _on_half_selected(_index: int) -> void:
 	_refresh_mode_line()

@ -121,7 +129,7 @@ func _refresh_mode_line() -> void:
 func _on_apply_pressed() -> void:
 	var mode := _current_mode()
 	if mode == SymmetryCore.Mode.OFF:
-		_say("Der Symmetrie-Modus ist Aus — oben in der Leiste erst Punkt oder eine Achse wählen.")
+		_say("Der Symmetrie-Modus ist Aus — erst in den Einstellungen (⚙) Punkt oder eine Achse wählen.")
 		return
 	if main.doc.is_empty():
 		_say("Keine Karte offen — erst eine Map anlegen oder laden.", true)
@ -209,7 +217,7 @@ func _apply(quelle_hoch: bool) -> void:
 func _on_check_pressed() -> void:
 	var mode := _current_mode()
 	if mode == SymmetryCore.Mode.OFF:
-		_say("Der Symmetrie-Modus ist Aus — erst Punkt oder eine Achse wählen, dann prüfen.")
+		_say("Der Symmetrie-Modus ist Aus — erst in den Einstellungen (⚙) Punkt oder eine Achse wählen, dann prüfen.")
 		return
 	_refresh_mode_line()
 	var rep := SymmetryOps.check(main.doc, mode)
--- a/src/ui/panels/test_start_panel.gd
+++ b/src/ui/panels/test_start_panel.gd
@ -16,7 +16,7 @@ var info_hint: Label


 static func spec() -> Dictionary:
-	return {"titel": "Test-Start", "gruppe": "rechts", "order": 60}
+	return {"titel": "Test-Start", "gruppe": "map", "order": 20}


 func panel_title() -> String:
--- a/src/ui/panels/toolbar.gd
+++ b/src/ui/panels/toolbar.gd
@ -28,10 +28,7 @@ func panel_title() -> String:

 var undo_btn: Button
 var redo_btn: Button
-var grid_btn: Button             # „⊞ Gitter“ (Karte t_7ac70014)
-var contours_btn: Button         # „≈ Höhenlinien“ (Karte t_3ebe4086)
-var sym_menu: MenuButton
-var size_menu: MenuButton        # „UI-Größe“ (Karte t_297221b5)
+var settings_btn: Button          # „⚙ Einstellungen“ öffnet das Einstellungen-Fenster
 var title_label: Label
 var file_label: Label

@ -85,45 +82,6 @@ func build() -> void:
 	redo_btn.pressed.connect(main.call.bind("_do_redo"))
 	add_child(redo_btn)

-	# Maßstabsgitter-Toggle (Karte t_7ac70014): über sichtbarem Terrain ist das
-	# Gitter standardmäßig AUS (das Terrain ist die Bodendarstellung); wer das
-	# 100-m-Raster als Planungshilfe will, schaltet es hier ohne Rebuild zu.
-	grid_btn = Button.new()
-	grid_btn.text = "⊞ Gitter"
-	grid_btn.toggle_mode = true
-	grid_btn.button_pressed = false
-	grid_btn.custom_minimum_size = UIScale.v2(120, 40)
-	grid_btn.tooltip_text = "Maßstabsgitter (100-m-Raster) im Viewport ein-/ausblenden. Über sichtbarem Terrain ist es standardmäßig aus."
-	grid_btn.toggled.connect(func(pressed: bool) -> void: main.call("_on_grid_toggled", pressed))
-	add_child(grid_btn)
-
-	# Höhenlinien-Button (Karte t_3ebe4086, Kopplung t_89c0ec95): drücken =
-	# LINIEN FIXIEREN (immer sichtbar, in jedem Werkzeug). Ohne Fix sind die
-	# Linien NUR im Terrain-Werkzeug (F1) sichtbar; auf flachen Maps (< 2 m
-	# Gesamtrelief) schaltet das Terrain-Mesh zusätzlich selbst auf aus.
-	contours_btn = Button.new()
-	contours_btn.text = "≈ Höhenlinien"
-	contours_btn.toggle_mode = true
-	contours_btn.button_pressed = false
-	contours_btn.custom_minimum_size = UIScale.v2(150, 40)
-	contours_btn.tooltip_text = "Höhenlinien (1 m, alle 5 m kräftiger) FIXIERT an/aus. Ohne Fixierung erscheinen sie nur im Terrain-Werkzeug (F1). Taste L schaltet ebenfalls. Bei flachem Terrain (< 2 m) sind sie automatisch aus."
-	contours_btn.toggled.connect(func(pressed: bool) -> void: main.call("_on_contours_toggled", pressed))
-	add_child(contours_btn)
-
-	# Symmetrie-Schalter (Karte t_f5935023, M1): Aus / Punkt / Achse X / Achse Z.
-	# Standard = Punktspiegelung (Sly 20.10.). M1 setzt nur Modus + Anzeige;
-	# das gespiegelte Bauen selbst kommt mit M2–M4.
-	sym_menu = MenuButton.new()
-	sym_menu.text = "Symmetrie: Punkt"
-	sym_menu.flat = false
-	sym_menu.custom_minimum_size = UIScale.v2(160, 40)
-	sym_menu.tooltip_text = "Gespiegeltes Bauen: Änderungen werden automatisch auf die andere Kartenseite übertragen. Aus / Punkt (180° um die Kartenmitte) / Achse X / Achse Z. Standard: Punkt."
-	var sym_popup := sym_menu.get_popup()
-	for i in SymmetryCore.MODE_LABELS.size():
-		sym_popup.add_check_item(SymmetryCore.MODE_LABELS[i], i)
-	sym_popup.index_pressed.connect(func(index: int) -> void: main.call("_on_sym_mode_selected", index))
-	add_child(sym_menu)
-
 	# Toolbar-Aktionen DATENGETRIEBEN aus der Registry (Operator-Vorgabe
 	# 20.10.): Karte prüfen, ▶ Karte testen — künftige Karten melden sich
 	# hier an, ohne main.gd anzufassen. Die Buttons bekommen den Registry-Namen
@ -147,21 +105,15 @@ func build() -> void:
 			main.set("test_start_btn", btn)
 		add_child(btn)

-	# UI-Größe (Karte t_297221b5): Klein/Mittel/Groß — Sly stellt das selbst um,
-	# es wirkt SOFORT (kompletter UI-Neuaufbau mit dem neuen Faktor) und bleibt
-	# in user://scopedvr_editor.cfg gespeichert.
-	size_menu = MenuButton.new()
-	size_menu.text = "UI-Größe"
-	size_menu.flat = false
-	size_menu.custom_minimum_size = UIScale.v2(120, 40)
-	size_menu.tooltip_text = "Größe der Oberfläche: Klein (wie bisher), Mittel (1,25-fach), Groß (1,5-fach). Wirkt sofort und bleibt gespeichert."
-	var size_popup := size_menu.get_popup()
-	for i in UIScale.step_count():
-		size_popup.add_check_item(UIScale.step_label(i), i)
-	# Häkchen-Sync macht der KOORDINATOR nach _pull_toolbar_refs (hier ist
-	# main.size_menu noch null — alter Reihenfolge-Bug, Karte t_eaccbfed).
-	size_popup.index_pressed.connect(func(index: int) -> void: main.call("_on_ui_size_selected", index))
-	add_child(size_menu)
+	# Einstellungen (25.10.): Gitter, Höhenlinien, Symmetrie-Modus, UI-Größe,
+	# Raster-Snap … stehen jetzt in einem eigenen Fenster.
+	settings_btn = Button.new()
+	settings_btn.text = "⚙ Einstellungen"
+	settings_btn.name = "einstellungen_knopf"
+	settings_btn.custom_minimum_size = UIScale.v2(170, 40)
+	settings_btn.tooltip_text = "Gitter, Höhenlinien, Symmetrie, UI-Größe, Raster-Snap und Testlauf-Einstellungen"
+	settings_btn.pressed.connect(func() -> void: main.call("_open_settings"))
+	add_child(settings_btn)

 	var help_btn := Button.new()
 	help_btn.text = "❓ Hilfe"
--- a/tests/test_bauen.gd
+++ b/tests/test_bauen.gd
@ -55,7 +55,7 @@ func _run_tests() -> void:

 func _test_catalog() -> void:
 	print("Katalog")
-	_check(BauKatalog.KINDS.size() == 12, "12 Bauteile im Katalog")
+	_check(BauKatalog.KINDS.size() == 18, "18 Bauteile im Katalog")
 	var in_gruppen := {}
 	for g in BauKatalog.GRUPPEN:
 		for oid in (g["oids"] as Array):
@ -187,11 +187,11 @@ func _test_snap_cells_and_edges() -> void:
 	s = BuildSnap.berechne("bau_fundament", Vector3(-0.3, 0.0, -2.9), 0.0, kein, _flach(0.0))
 	_check(s["pos"] == Vector3(-1.0, 0.0, -3.0), "Fundament: negative Zelle (−1, −3)")
 	s = BuildSnap.berechne("bau_wand", Vector3(1.0, 0.0, 0.1), 0.0, kein, _flach(0.0))
-	_check(s["pos"] == Vector3(1.0, 0.0, 0.0) and float(s["rot"]) == 0.0, "Wand: Kante entlang X, Drehung 0")
+	_check(s["pos"] == Vector3(1.0, 0.0, 0.1) and float(s["rot"]) == 0.0, "Wand: Kante entlang X, Drehung 0, 10 cm in die Zelle gerückt (bündig)")
 	s = BuildSnap.berechne("bau_wand", Vector3(0.1, 0.0, 1.0), 0.0, kein, _flach(0.0))
-	_check(s["pos"] == Vector3(0.0, 0.0, 1.0) and float(s["rot"]) == 90.0, "Wand: Kante entlang Z, Drehung 90")
+	_check(s["pos"] == Vector3(0.1, 0.0, 1.0) and float(s["rot"]) == 90.0, "Wand: Kante entlang Z, Drehung 90, 10 cm in die Zelle gerückt")
 	s = BuildSnap.berechne("bau_wand", Vector3(1.0, 0.0, 0.1), 90.0, kein, _flach(0.0))
-	_check(float(s["rot"]) == 180.0 and s["pos"] == Vector3(1.0, 0.0, 0.0), "R dreht die Wand um (180°), bleibt auf der Kante")
+	_check(float(s["rot"]) == 180.0 and s["pos"] == Vector3(1.0, 0.0, 0.1), "R dreht die Wand um (180°), bleibt an ihrer Stelle")
 	s = BuildSnap.berechne("bau_wand", Vector3(0.1, 0.0, 1.0), 90.0, kein, _flach(0.0))
 	_check(float(s["rot"]) == 270.0, "R: Z-Kante 90° → 270°")
 	s = BuildSnap.berechne("bau_pfeiler", Vector3(1.8, 0.0, 2.3), 0.0, kein, _flach(0.0))
@ -200,17 +200,38 @@ func _test_snap_cells_and_edges() -> void:
 	_check(s["pos"] == Vector3(4.0, 0.0, 1.0) and float(s["rot"]) == 0.0, "Treppe: 4×2-Fläche entlang X")
 	s = BuildSnap.berechne("bau_treppe", Vector3(1.2, 0.0, 3.3), 90.0, kein, _flach(0.0))
 	_check(s["pos"] == Vector3(1.0, 0.0, 4.0) and float(s["rot"]) == 90.0, "Treppe: gedreht 90° → entlang Z")
-	# Alle Fälle: gerasterte Mitten (Wände auf Kanten = ein gerader + ein ungerader Meter)
+	# Alle Fälle: Wandmitte = 10 cm neben einer Kantenmitte (Wand liegt in der Zelle)
 	for k in range(60):
 		var p := Vector3(-9.0 + 0.31 * k, 0.0, 7.0 - 0.27 * k)
 		var w := BuildSnap.berechne("bau_wand", p, 0.0, kein, _flach(0.0))
 		var wp: Vector3 = w["pos"]
-		var gerade_x := int(roundf(wp.x)) % 2 == 0
-		var gerade_z := int(roundf(wp.z)) % 2 == 0
-		if not (gerade_x != gerade_z):
-			_check(false, "Wand-Mitte liegt auf Kantenmitte (%s)" % str(wp))
+		var ex := absf(absf(wp.x - roundf(wp.x / 2.0) * 2.0) - 0.1) < 0.001   # X nahe einer geraden Linie
+		var ez := absf(absf(wp.z - roundf(wp.z / 2.0) * 2.0) - 0.1) < 0.001
+		var ox := absf(fposmod(wp.x, 2.0) - 1.0) < 0.001                       # X auf Zellmitte
+		var oz := absf(fposmod(wp.z, 2.0) - 1.0) < 0.001
+		if not ((ex and oz) or (ez and ox)):
+			_check(false, "Wand-Mitte liegt in der Zelle an der Kante (%s)" % str(wp))
 			return
-	_check(true, "60 Zufallsklicks: Wandmitte liegt immer auf einer Kantenmitte")
+		# und zwar in der Zelle, in der die Maus war (Außenseite bündig auf der Kante)
+		if (ez and absf(wp.z - p.z) > 1.01) or (ex and absf(wp.x - p.x) > 1.01):
+			_check(false, "Wand liegt auf der Maus-Seite (%s zu %s)" % [str(wp), str(p)])
+			return
+	_check(true, "60 Zufallsklicks: Wand liegt immer in der Zelle der Maus, bündig an einer Kante")
+	# Ecke: zwei Wände in einer Zellecke schließen sich ohne Lücke (äußere Ecke voll)
+	var wa := BuildSnap.berechne("bau_wand", Vector3(1.0, 0.0, 0.3), 0.0, kein, _flach(0.0))
+	var wb := BuildSnap.berechne("bau_wand", Vector3(0.3, 0.0, 1.0), 0.0, kein, _flach(0.0))
+	var ra := BuildSnap.teil_rect({"oid": "bau_wand", "pos": wa["pos"], "rot": wa["rot"]})
+	var rb := BuildSnap.teil_rect({"oid": "bau_wand", "pos": wb["pos"], "rot": wb["rot"]})
+	_check(ra.has_point(Vector2(0.01, 0.01)) and rb.has_point(Vector2(0.01, 0.01)), "Ecke: äußere Ecke (0,0) ist von BEIDEN Wänden gedeckt")
+	_check(absf(ra.position.x) < 0.001 and absf(ra.position.y) < 0.001 and absf(rb.position.x) < 0.001 and absf(rb.position.y) < 0.001,
+			"Ecke: beide Wände beginnen bündig an der Außenkante (0,0)")
+	# Große Teile: Zellzahl bestimmt die Rasterung
+	s = BuildSnap.berechne("bau_dach_giebel_4", Vector3(3.2, 0.0, 3.2), 0.0, kein, _flach(0.0))
+	_check(s["pos"] == Vector3(4.0, 0.0, 4.0), "Satteldach 4×4: Mitte auf Zellecke (4, 4)")
+	s = BuildSnap.berechne("bau_dach_pyramide_6", Vector3(3.2, 0.0, 3.2), 0.0, kein, _flach(0.0))
+	_check(s["pos"] == Vector3(3.0, 0.0, 3.0), "Pyramidendach 6×6: Mitte einer Zelle (3, 3)")
+	s = BuildSnap.berechne("bau_giebelwand_4", Vector3(3.0, 0.0, 0.5), 0.0, kein, _flach(0.0))
+	_check(s["pos"] == Vector3(4.0, 0.0, 0.1), "Giebelwand 4 m: Mitte auf gerader Linie (4), in die Zelle gerückt")
 	# Gelände: höchste Höhe unter der Grundfläche zählt
 	s = BuildSnap.berechne("bau_fundament", Vector3(1.0, 5.0, 1.0), 0.0, kein, _flach(5.0))
 	_check(absf(float(s["ebene"]) - 5.0) < 0.001, "Gelände-Höhe wird die Ebene (5,0)")
@ -224,33 +245,47 @@ func _test_snap_levels() -> void:
 	print("Snap: Ebenen statt Klickhöhe")
 	var teile: Array = [
 		_teil(0, "bau_fundament", Vector3(1, 0, 1), 0.0),
-		_teil(1, "bau_wand", Vector3(1, 0.2, 0), 0.0),
-		_teil(2, "bau_wand", Vector3(2, 0.2, 1), 90.0),
+		_teil(1, "bau_wand", Vector3(1, 0, 0.1), 0.0),
+		_teil(2, "bau_wand", Vector3(1.9, 0, 1), 90.0),
 	]
 	# Klick mitten auf die Seite der Wand (y=1,5): Boden darf NICHT in der Luft landen
 	var s := BuildSnap.berechne("bau_boden", Vector3(0.9, 1.5, 0.6), 0.0, teile, _flach(0.0))
 	_check(absf(float(s["ebene"]) - 0.2) < 0.001, "Boden nach Klick auf Wandseite liegt auf dem Fundament (0,2), nicht bei 1,5")
 	# Klick auf die Oberkante der Wand: nächste Geschoss-Ebene
-	s = BuildSnap.berechne("bau_boden", Vector3(1.0, 3.2, 0.1), 0.0, teile, _flach(0.0), true, Vector3(0, -0.5, 1))
-	_check(absf(float(s["ebene"]) - 3.2) < 0.001, "Boden nach Klick auf Wandoberkante = Decke auf 3,2")
-	_check(s["pos"] == Vector3(1.0, 3.2, -1.0), "…und in der Zelle auf der Kameraseite (1, −1)")
-	# Wand auf Wand (Stapeln)
-	s = BuildSnap.berechne("bau_wand", Vector3(1.0, 3.2, 0.0), 0.0, teile, _flach(0.0))
-	_check(absf(float(s["ebene"]) - 3.2) < 0.001 and int(s["ersetze"]) == -1, "Wand stapelt sich auf die Oberkante")
+	s = BuildSnap.berechne("bau_boden", Vector3(1.0, 3.0, 0.1), 0.0, teile, _flach(0.0), true, Vector3(0, -0.5, 1))
+	_check(absf(float(s["ebene"]) - 3.0) < 0.001, "Boden nach Klick auf Wandoberkante = Decke auf 3,0")
+	_check(s["pos"] == Vector3(1.0, 3.0, 1.0), "…und in der Zelle, in der die Wand steht (1, 1) — die Decke liegt auf der Wand")
+	s = BuildSnap.berechne("bau_boden", Vector3(1.0, 1.0, 1.0), 0.0, [_teil(9, "bau_pfeiler", Vector3(2, 0, 2), 0.0)], _flach(0.0), true, Vector3(0, -0.5, 1))
+	_check(s["pos"].z == 1.0, "Treffer auf Nicht-Wand: Zelle der Kameraseite (Pfeiler an der Ecke)")
+	# Wand auf Wand (Stapeln): genau über der Wand darunter
+	s = BuildSnap.berechne("bau_wand", Vector3(1.0, 3.0, 0.1), 0.0, teile, _flach(0.0), true)
+	_check(absf(float(s["ebene"]) - 3.0) < 0.001 and int(s["ersetze"]) == -1, "Wand stapelt sich auf die Oberkante (3,0)")
+	_check(s["pos"] == Vector3(1.0, 3.0, 0.1), "…und exakt über der Wand darunter (gleiche Lage)")
+	# Test-Befund 25.10.: obere Wände sitzen gleich hoch, egal ob auf der Nachbarwand
+	# eine Decke liegt oder nicht (Decke liegt AUF der Wand, Wände zählen ab Deckenunterkante).
+	var mit_decke: Array = teile.duplicate()
+	mit_decke.append(_teil(3, "bau_boden", Vector3(1, 3.0, -1), 0.0))   # Decke über der Wand vorn (Zelle −1)
+	var ohne := BuildSnap.berechne("bau_wand", Vector3(1.0, 3.0, 0.1), 0.0, mit_decke, _flach(0.0), true)
+	var mit := BuildSnap.berechne("bau_wand", Vector3(1.0, 3.2, -0.1), 0.0, mit_decke, _flach(0.0), true)
+	_check(absf(float(ohne["ebene"]) - 3.0) < 0.001, "Obergeschoss-Wand ohne Decke: Höhe 3,0 (%.2f)" % float(ohne["ebene"]))
+	_check(absf(float(mit["ebene"]) - 3.0) < 0.001, "Obergeschoss-Wand AUF der Decke: ebenfalls 3,0 (%.2f)" % float(mit["ebene"]))
 	# Ein Dach ist kein Träger: nichts darf auf der Dachspitze landen
-	teile.append(_teil(3, "bau_dach_giebel", Vector3(1, 3.2, 1), 0.0))
-	s = BuildSnap.berechne("bau_boden", Vector3(1.0, 4.2, 1.0), 0.0, teile, _flach(0.0))
-	_check(float(s["ebene"]) <= 3.2 + 0.001, "Dachspitze (4,2) ist keine Ebene (Ebene %.2f)" % float(s["ebene"]))
+	teile.append(_teil(4, "bau_dach_giebel", Vector3(1, 3.0, 1), 0.0))
+	s = BuildSnap.berechne("bau_boden", Vector3(1.0, 4.0, 1.0), 0.0, teile, _flach(0.0))
+	_check(float(s["ebene"]) <= 3.0 + 0.001, "Dachspitze (4,0) ist keine Ebene (Ebene %.2f)" % float(s["ebene"]))


 func _test_replace_and_stack() -> void:
 	print("Ersetzen / doppelt")
 	var teile: Array = [
 		_teil(0, "bau_fundament", Vector3(1, 0, 1), 0.0),
-		_teil(1, "bau_wand", Vector3(1, 0.2, 0), 0.0),
+		_teil(1, "bau_wand", Vector3(1, 0, 0.1), 0.0),
 	]
 	var s := BuildSnap.berechne("bau_wand_tuer", Vector3(1.0, 1.5, 0.1), 0.0, teile, _flach(0.0))
 	_check(bool(s["ok"]) and int(s["ersetze"]) == 1, "Tür in vorhandene Wand → ersetzt Teil 1")
+	# Klick direkt auf die Wand (Objekt-Treffer) übernimmt ihre Lage, auch von der anderen Seite
+	s = BuildSnap.berechne("bau_wand_tuer", Vector3(1.0, 1.5, 0.0), 0.0, teile, _flach(0.0), true, Vector3(0, 0, 1))
+	_check(bool(s["ok"]) and int(s["ersetze"]) == 1, "Tür: Klick auf die Außenseite der Wand ersetzt dieselbe Wand")
 	s = BuildSnap.berechne("bau_wand", Vector3(1.0, 1.5, 0.1), 0.0, teile, _flach(0.0))
 	_check(not bool(s["ok"]) and str(s["grund"]).contains("schon"), "gleiche Wand nochmal → abgelehnt mit Erklärung")
 	s = BuildSnap.berechne("bau_wand", Vector3(1.0, 1.5, 0.1), 90.0, teile, _flach(0.0))
@ -283,13 +318,13 @@ func _test_ops_group_undo() -> void:
 	_check(BauOps.teile_zahl(doc) == 1, "teile_zahl = 1")
 	# Wand setzen, dann Tür ersetzt dieselbe Stelle (Index bleibt)
 	var teile := BuildSnap.sammle_teile(doc)
-	var ws := BuildSnap.berechne("bau_wand", Vector3(1, 0.2, 0.05), 0.0, teile, _flach(0.0))
+	var ws := BuildSnap.berechne("bau_wand", Vector3(1, 0.2, 0.15), 0.0, teile, _flach(0.0))
 	var before2 := hist.snapshot(["objects", "group_names"])
 	var wr := BauOps.setze_teil(doc, "bau_wand", ws, gid, SymmetryCore.Mode.OFF)
 	hist.commit("Wand bauen", before2, hist.snapshot(["objects", "group_names"]))
 	var widx := int(wr["index"])
 	teile = BuildSnap.sammle_teile(doc)
-	var ts := BuildSnap.berechne("bau_wand_tuer", Vector3(1, 1.5, 0.05), 0.0, teile, _flach(0.0))
+	var ts := BuildSnap.berechne("bau_wand_tuer", Vector3(1, 1.5, 0.15), 0.0, teile, _flach(0.0))
 	_check(int(ts["ersetze"]) == widx, "Tür-Klick findet die Wand")
 	var before3 := hist.snapshot(["objects", "group_names"])
 	var tr := BauOps.setze_teil(doc, "bau_wand_tuer", ts, gid, SymmetryCore.Mode.OFF)
@ -314,7 +349,7 @@ func _test_ops_group_undo() -> void:
 	# Haus komplett
 	var d2 := _neue_doc()
 	var gid2 := BauOps.haus_demo(d2, null, Vector3(4.0, 0.0, 4.0))
-	_check(BauOps.teile_zahl(d2) >= 16, "Demo-Haus: %d Teile über die echte Snap-Logik" % BauOps.teile_zahl(d2))
+	_check(BauOps.teile_zahl(d2) >= 13, "Demo-Haus: %d Teile über die echte Snap-Logik" % BauOps.teile_zahl(d2))
 	_check(BauOps.gebaeude_von(d2, 0).size() == BauOps.teile_zahl(d2), "alle Teile des Hauses in einer Gruppe (%d)" % gid2)
 	var doppelt := {}
 	var hat_doppelte := false
--- a/tests/test_drag_bibliothek.gd
+++ b/tests/test_drag_bibliothek.gd
@ -0,0 +1,99 @@
+extends SceneTree
+## test_drag_bibliothek (Test-Befund 25.10.): Objekt-Kachel anklicken, gedrückt
+## halten, in die Szene ziehen — beim Loslassen wird das Objekt platziert.
+## Echte Mausereignisse (push_input), kein Direktaufruf.
+
+var checks := 0
+var failures := 0
+
+
+func _check(cond: bool, label: String) -> void:
+	checks += 1
+	if cond:
+		print("  ok: ", label)
+	else:
+		failures += 1
+		print("  FAIL: ", label)
+
+
+func _mouse(pos: Vector2, pressed: bool, motion := false) -> void:
+	var ev: InputEvent
+	if motion:
+		var mm := InputEventMouseMotion.new()
+		mm.position = pos
+		mm.global_position = pos
+		mm.button_mask = MOUSE_BUTTON_MASK_LEFT
+		ev = mm
+	else:
+		var mb := InputEventMouseButton.new()
+		mb.button_index = MOUSE_BUTTON_LEFT
+		mb.position = pos
+		mb.global_position = pos
+		mb.pressed = pressed
+		ev = mb
+	root.push_input(ev)
+
+
+func _init() -> void:
+	var main: Control = (load("res://scenes/main.tscn") as PackedScene).instantiate()
+	root.add_child(main)
+	await process_frame
+	await process_frame
+	await process_frame
+	main.sym_mode = SymmetryCore.Mode.OFF   # sonst setzt der Standard (Punkt) einen Zwilling dazu
+	var n0: int = (main.doc["objects"] as Array).size()
+	var oid := "barrel_001"
+	var btn: Button = main.library_buttons.get(oid)
+	_check(btn != null, "Kachel für %s vorhanden" % oid)
+	if btn == null:
+		_finish()
+		return
+	# Kachel sichtbar machen: Bibliotheks-Gruppen aufklappen, Scroll an die Kachel.
+	main.assets_mod._on_library_expand_all()
+	await process_frame
+	await process_frame
+	# Headless-Fenster ist 64×64 px: echte Mausereignisse erreichen weder Kachel
+	# noch Szene. Darum die drei Stationen der Ziehen-Kette einzeln und exakt wie
+	# Godot sie aufruft (drag_forwarding → can_drop (je Mausbewegung) → drop).
+	var data: Variant = main.assets_mod.call("_tile_drag_data", Vector2(5, 5), oid, btn)
+	_check(data is Dictionary and str((data as Dictionary).get("svr_oid", "")) == oid, "Ziehen-Start liefert die Objekt-ID")
+	var pos_a := Vector2(300, 150)
+	var pos_b := Vector2(320, 170)
+	_check(main.call("_viewport_can_drop", pos_a, data), "Über der Szene: Ablegen erlaubt")
+	_check(main.interaction.placing and main.interaction.place_oid == oid, "Über der Szene: Platzier-Vorschau läuft")
+	_check(main.call("_viewport_can_drop", pos_b, data), "Mausbewegung: weiter erlaubt")
+	_check(main.interaction.placing, "Vorschau wird nicht neu gestartet")
+	main.call("_viewport_drop", pos_b, data)
+	await process_frame
+	var objs: Array = main.doc["objects"]
+	_check(objs.size() == n0 + 1, "Loslassen setzt genau EIN Objekt (%d → %d)" % [n0, objs.size()])
+	if objs.size() == n0 + 1:
+		_check(str((objs.back() as Dictionary).get("id", "")) == oid, "Das gesetzte Objekt ist %s" % oid)
+		_check(int(main.interaction.selected_index) == n0, "Das neue Objekt ist ausgewählt")
+	_check(not main.interaction.placing, "Danach ist das Platzieren beendet (kein hängender Geist)")
+	_check(main.history.can_undo(), "Undo-Schritt vorhanden")
+	main.history.undo()
+	main.call("_after_structure_change")
+	_check((main.doc["objects"] as Array).size() == n0, "Strg+Z nimmt es zurück")
+	main.call("_clear_edit_state")
+
+	# Abbruch: Ziehen über der Szene, dann außerhalb loslassen (DRAG_END ohne Drop).
+	data = main.assets_mod.call("_tile_drag_data", Vector2(5, 5), oid, btn)
+	main.call("_viewport_can_drop", pos_a, data)
+	_check(main.interaction.placing, "Abbruch-Zug: Vorschau läuft")
+	main.assets_mod.notification(Node.NOTIFICATION_DRAG_END)
+	_check(not main.interaction.placing, "Außerhalb losgelassen: Vorschau weg")
+	_check((main.doc["objects"] as Array).size() == n0, "Außerhalb losgelassen: nichts gesetzt")
+
+	# Fremde Ziehdaten werden abgelehnt.
+	_check(not main.call("_viewport_can_drop", pos_a, "irgendwas"), "Fremde Ziehdaten: kein Ablegen")
+	_finish()
+
+
+func _finish() -> void:
+	if failures == 0:
+		print("ALL OK: %d checks" % checks)
+		quit(0)
+	else:
+		print("FAILED: %d/%d checks" % [failures, checks])
+		quit(1)
--- a/tests/test_drag_bibliothek.gd.uid
+++ b/tests/test_drag_bibliothek.gd.uid
@ -0,0 +1 @@
+uid://caa44ddv8g124
--- a/tests/test_inspector.gd
+++ b/tests/test_inspector.gd
@ -113,9 +113,8 @@ func _t1_einzelauswahl() -> void:
 	_check(str(insp.widget("rot_y").edit.text).contains("0.0"), "T1 rot_y zeigt 0.0")
 	# Auswahl-Beweis per Klick im Viewport-Kontext: Panel ist sichtbar.
 	_check(insp.get("_grid").visible, "T1 Felder sichtbar bei Auswahl")
-	# Fix Vorbestand: das alte „Auswahl“-Feld füllt sich jetzt auch bei
-	# select_object (Vorher stand dort dauerhaft „Nichts ausgewählt.“).
-	_check(str(main.get("sel_label").text).contains("Fass"), "T1 altes Auswahl-Feld füllt bei 3D-Klick-Weg")
+	# Das alte „Auswahl“-Feld ist weg (25.10.): der Inspektor ist die einzige Anzeige.
+	_check(main.get("sel_label") == null, "T1 kein altes Auswahl-Feld mehr (Tab Auswahl entfernt)")


 func _t2_tippen() -> void:
--- a/tests/test_scene_tree.gd
+++ b/tests/test_scene_tree.gd
@ -51,6 +51,7 @@ func _init() -> void:

 	await _t1_baum_fuellt_sich()
 	await _t2_klick_setzt_auswahl()
+	await _t2b_echter_klick()
 	await _t3_auswahl_3d_markiert_baum()
 	await _t4_mehrfach_gespiegelt()
 	await _t5_gruppen_ebene()
@ -118,6 +119,44 @@ func _t2_klick_setzt_auswahl() -> void:
 	_check(int(sel) == 1, "T2 Klick im Baum setzt Auswahl in 3D (Index 1 — hat %s)" % str(sel))


+## FIX 25.10.: Im Modus SELECT_MULTI feuert Godot nie item_selected — der Test
+## oben simulierte einen Weg, den es in der Praxis nicht gab. Hier ein ECHTER
+## Mausklick (Eingabe-Ereignis) auf eine Zeile.
+func _t2b_echter_klick() -> void:
+	var tree: Tree = tree_mod.get("content_tree")
+	main.interaction.clear_selection()
+	root.size = Vector2i(1600, 900)
+	await process_frame
+	await process_frame
+	var item0: TreeItem = null
+	for kat in _find_child(tree.get_root(), "Objekte (3)").get_children():
+		for oi in _obj_items_under(kat):
+			if int(oi.get_meta("obj_index")) == 2:
+				item0 = oi
+	_check(item0 != null, "T2b Zeile für Objekt-Index 2 gefunden")
+	if item0 == null:
+		return
+	tree.scroll_to_item(item0)
+	await process_frame
+	var r := tree.get_item_area_rect(item0, 0)
+	var pos := tree.get_global_position() + r.position + Vector2(r.size.x * 0.5, r.size.y * 0.5)
+	_check(tree.get_global_rect().has_point(pos), "T2b Zeile liegt im sichtbaren Baum-Rechteck")
+	var ev := InputEventMouseButton.new()
+	ev.button_index = MOUSE_BUTTON_LEFT
+	ev.position = pos
+	ev.global_position = pos
+	ev.pressed = true
+	root.push_input(ev)
+	await process_frame
+	var up := ev.duplicate()
+	up.pressed = false
+	root.push_input(up)
+	await process_frame
+	await process_frame
+	_check(int(main.interaction.get("selected_index")) == 2,
+			"T2b ECHTER Klick auf die Listenzeile wählt das Objekt in der Szene (Index 2 — hat %s)" % str(main.interaction.get("selected_index")))
+
+
 func _t3_auswahl_3d_markiert_baum() -> void:
 	var tree: Tree = tree_mod.get("content_tree")
 	var imap: Dictionary = tree_mod.get("_obj_index_map")
--- a/tests/test_ui_layout.gd
+++ b/tests/test_ui_layout.gd
@ -27,6 +27,13 @@ func _check(cond: bool, what: String) -> void:
 		print("  FAIL: ", what)


+func _count_named(node: Node, wanted: String) -> int:
+	var n := 1 if str(node.name) == wanted and not (node is BaseButton) else 0
+	for c in node.get_children():
+		n += _count_named(c, wanted)
+	return n
+
+
 func _init() -> void:
 	print("Testgruppe: Layout aus der Registry")
 	var scene: PackedScene = load("res://scenes/main.tscn")
@ -67,6 +74,11 @@ func _init() -> void:
 	_check(ids.size() == registry_script.PANELS.size(), "Registry: IDs eindeutig (keine Duplikate in der Tabelle)")
 	_check(not ids.is_empty(), "Registry: mindestens ein Bereich angemeldet")

+	var embedded_ids: Array = []
+	for entry in registry_script.PANELS:
+		if str(entry["gruppe"]) in ["map", "dialog"]:
+			embedded_ids.append(str(entry["id"]))
+
 	# --- 2. Jeder Bereich GENAU EINMAL im Baum, als Tab mit Titel --------------
 	var tabs_by_name: Dictionary = {}   # gruppe → TabContainer
 	var stack: Array = [main]
@ -91,6 +103,12 @@ func _init() -> void:
 				_check(tab.get_tab_title(idx) == title,
 						"Tab '%s' trägt Registry-Titel '%s'" % [cid, title])
 	for wanted in ids:
+		if wanted in embedded_ids:
+			# Map-Abschnitte und Einstellungen-Fenster sind keine Tabs (25.10.):
+			# GENAU EINMAL im Baum, Registry-Name = Node-Name.
+			var treffer := _count_named(main, wanted)
+			_check(treffer == 1, "Bereich '%s' (eingebettet) GENAU EINMAL im Baum (%d)" % [wanted, treffer])
+			continue
 		_check(tabs_by_name.get(wanted) != null, "Bereich '%s' aus der Registry im Baum" % wanted)

 	# --- 3. Tab-Gruppen --------------------------------------------------------
@ -108,6 +126,7 @@ func _init() -> void:
 		for entry in registry_script.PANELS:
 			if str(entry["gruppe"]) == "rechts":
 				expected_right += 1
+		_check(expected_right == 5, "rechts: genau 5 Tabs (Inspektor, Map, Terrain, Malen, Bauen)")
 		_check(right.get_child_count() == expected_right,
 				"rechts: %d Tabs aus der Registry — hat %d" % [expected_right, right.get_child_count()])
 		_check(right.get_tab_count() == right.get_child_count(),
@ -125,7 +144,7 @@ func _init() -> void:
 				btab = gc
 		_check(btab != null, "unten: TabContainer für Assets gefunden")
 		if btab != null:
-			_check(btab.get_child_count() == 2, "unten: 2 Tabs (Bibliothek/Werkzeuge) — hat %d" % btab.get_child_count())
+			_check(btab.get_child_count() == 1, "unten: 1 Tab (Objekt-Bibliothek) — hat %d" % btab.get_child_count())

 	# --- 4. Assets-Bereich unten vollständig -----------------------------------
 	var assets: Control = tabs_by_name.get("assets")
@ -136,8 +155,12 @@ func _init() -> void:
 				"Bibliothek: „Alle auf/zu“ vorhanden")
 		var lib_box: Node = assets.get("library_box")
 		_check(lib_box != null and lib_box.get_child_count() > 0, "Bibliothek: Kachel-/Gruppen-Liste gefüllt")
-	var tools: Control = tabs_by_name.get("werkzeuge")
-	_check(tools != null and tools.get("grid_check") != null, "Objekt-Werkzeuge: Raster-Snap erhalten (nichts verschwindet)")
+	_check(tabs_by_name.get("werkzeuge") == null, "Tab „Objekt-Werkzeuge“ ist weg")
+	var settings: Control = main.find_child("einstellungen", true, false)
+	_check(settings != null and settings.get("raster_snap_check") != null, "Raster-Snap wohnt im Einstellungen-Fenster")
+	_check(settings != null and settings.get("grid_btn") != null and settings.get("contours_btn") != null
+			and settings.get("size_menu") != null and settings.get("sym_menu") != null,
+			"Einstellungen: Gitter, Höhenlinien, UI-Größe, Symmetrie-Modus")

 	# --- 5. Theme als einzige Farbquelle ----------------------------------------
 	var theme_res: Theme = main.get("theme")
--- a/tests/test_ui_scale.gd
+++ b/tests/test_ui_scale.gd
@ -128,10 +128,9 @@ func _test_real_ui_scaling() -> void:
 	_check(int(main.theme.default_font_size) == 16, "Klein: Theme-Schrift 16")
 	_check(main.undo_btn.custom_minimum_size == Vector2(140, 40), "Klein: Undo-Knopf 140×40")
 	_check(main.redo_btn.custom_minimum_size == Vector2(150, 40), "Klein: Redo-Knopf 150×40")
-	_check(main.size_menu != null and main.size_menu.text == "UI-Größe", "UI-Größe-Menü in der Top-Bar")
-	var sp: PopupMenu = main.size_menu.get_popup()
-	_check(sp.item_count == 3, "Menü hat 3 Einträge")
-	_check(sp.is_item_checked(0), "Menü-Häkchen auf aktueller Stufe (Klein)")
+	_check(main.size_menu != null and main.size_menu is OptionButton, "UI-Größe-Auswahl im Einstellungen-Fenster")
+	_check(main.size_menu.item_count == 3, "Auswahl hat 3 Stufen")
+	_check(main.size_menu.selected == 0, "Auswahl steht auf aktueller Stufe (Klein)")

 	# Rebuild-Pfad (derselbe wie beim Menü-Klick) → Mittel:
 	UIScale.set_step_index(1)
@ -146,7 +145,7 @@ func _test_real_ui_scaling() -> void:
 	_check(tile != null and tile.custom_minimum_size.y == 235, "Mittel: Bibliotheks-Kachel 188 → 235")
 	var thumb := _find_thumb_rect(160)
 	_check(thumb != null and thumb.custom_minimum_size.x == 160, "Mittel: Thumbnail 128 → 160")
-	_check(main.size_menu.get_popup().is_item_checked(1), "Menü-Häkchen wandert auf Mittel (neues Popup)")
+	_check(main.size_menu.selected == 1, "Auswahl wandert auf Mittel (neues Fenster)")

 	# Groß:
 	main._on_ui_size_selected(2)
@ -161,7 +160,7 @@ func _test_real_ui_scaling() -> void:
 	main._on_ui_size_selected(0)
 	await process_frame
 	await process_frame
-	_check(main.size_menu.get_popup().is_item_checked(0), "Menü-Häkchen wieder auf Klein")
+	_check(main.size_menu.selected == 0, "Auswahl wieder auf Klein")
 	_check(int(main.theme.default_font_size) == 16, "Zurück auf Klein: Schrift wieder 16")
 	_check(main.undo_btn.custom_minimum_size == Vector2(140, 40), "Zurück auf Klein: Undo-Knopf 140×40")
				`@ -0,0 +1 @@`
				{"aabb_max":[2.071,2.141,2.0],"aabb_min":[-2.071,0.0,-2.0],"dreiecke":48,"oid":"bau_dach_giebel_4","quelle_glb":"res://assets/objekte/military_desert/bauteile/bau_dach_giebel_4.glb","vertices":[[-2.0707,0.1414,-2.0],[-0.0707,2.1414,2.0],[-2.0707,0.1414,2.0],[-0.0707,2.1414,2.0],[-2.0707,0.1414,-2.0],[-2.0707,0.1414,2.0],[0.0707,2.0,2.0],[-1.9293,0.0,-2.0],[-1.9293,0.0,2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,-2.0],[-0.0707,2.1414,2.0],[-0.0707,2.1414,-2.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,-2.0],[0.0707,2.0,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,2.0],[-1.9293,0.0,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[-2.0707,0.1414,-2.0],[-2.0707,0.1414,2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[0.0707,2.0,2.0],[-1.9293,0.0,2.0],[0.0707,2.0,2.0],[-2.0707,0.1414,2.0],[-1.9293,0.0,2.0],[-2.0707,0.1414,2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,2.0],[-0.0707,2.1414,2.0],[-2.0707,0.1414,2.0],[0.0707,2.0,2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,-2.0],[0.0707,2.0,2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,2.0],[-0.0707,2.1414,2.0],[-0.0707,2.1414,-2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,-2.0],[-0.0707,2.1414,2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.0,-2.0],[-1.9293,0.0,-2.0],[-0.0707,2.1414,-2.0],[0.0707,2.0,-2.0],[-0.0707,2.1414,-2.0],[-2.0707,0.1414,-2.0],[-1.9293,0.0,-2.0],[-2.0707,0.1414,-2.0],[-0.0707,2.1414,-2.0],[-1.9293,0.0,-2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,2.0],[0.0707,2.1414,2.0],[2.0707,0.1414,2.0],[0.0707,2.1414,-2.0],[0.0707,2.1414,2.0],[1.9293,0.0,2.0],[-0.0707,2.0,-2.0],[-0.0707,2.0,2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,-2.0],[2.0707,0.1414,2.0],[2.0707,0.1414,-2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,-2.0],[1.9293,0.0,2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,2.0],[-0.0707,2.0,-2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,-2.0],[0.0707,2.1414,-2.0],[0.0707,2.1414,2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,2.0],[1.9293,0.0,2.0],[-0.0707,2.0,2.0],[1.9293,0.0,2.0],[0.0707,2.1414,2.0],[-0.0707,2.0,2.0],[0.0707,2.1414,2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[0.0707,2.1414,2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[1.9293,0.0,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,2.0],[2.0707,0.1414,2.0],[2.0707,0.1414,-2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[2.0707,0.1414,2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[-0.0707,2.0,-2.0],[1.9293,0.0,-2.0],[-0.0707,2.0,-2.0],[2.0707,0.1414,-2.0],[1.9293,0.0,-2.0],[2.0707,0.1414,-2.0],[0.0707,2.1414,-2.0],[-0.0707,2.0,-2.0],[0.0707,2.1414,-2.0],[2.0707,0.1414,-2.0],[-0.0707,2.0,-2.0]]}
				`@ -0,0 +1 @@`
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				`@ -0,0 +1 @@`
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				`@ -0,0 +1 @@`
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