Disable automatic rotation for buildings except belts

src/js/game/buildings/belt_base.js

@@ -65,6 +65,10 @@ export class MetaBeltBaseBuilding extends MetaBuilding {
         return true;
     }
 
+    getRotateAutomaticallyWhilePlacing() {
+        return true;
+    }
+
     /**
      * Creates the entity at the given location
      * @param {Entity} entity

src/js/game/hud/parts/building_placer.js

@@ -97,18 +97,21 @@ export class HUDBuildingPlacer extends BaseHUDPart {
             return;
         }
 
-        if (this.currentMetaBuilding.get() && this.lastDragTile) {
+        const metaBuilding = this.currentMetaBuilding.get();
+        if (metaBuilding && this.lastDragTile) {
             const oldPos = this.lastDragTile;
             const newPos = this.root.camera.screenToWorld(pos).toTileSpace();
 
             if (!oldPos.equals(newPos)) {
-                const delta = newPos.sub(oldPos);
-                const angleDeg = Math_degrees(delta.angle());
-                this.currentBaseRotation = (Math.round(angleDeg / 90) * 90 + 360) % 360;
-
-                // Holding alt inverts the placement
-                if (this.root.app.inputMgr.altIsDown) {
-                    this.currentBaseRotation = (180 + this.currentBaseRotation) % 360;
+                if (metaBuilding.getRotateAutomaticallyWhilePlacing()) {
+                    const delta = newPos.sub(oldPos);
+                    const angleDeg = Math_degrees(delta.angle());
+                    this.currentBaseRotation = (Math.round(angleDeg / 90) * 90 + 360) % 360;
+
+                    // Holding alt inverts the placement
+                    if (this.root.app.inputMgr.altIsDown) {
+                        this.currentBaseRotation = (180 + this.currentBaseRotation) % 360;
+                    }
                 }
 
                 // - Using bresenhams algorithmus

src/js/game/meta_building.js

@@ -57,6 +57,13 @@ export class MetaBuilding {
         return false;
     }
 
+    /**
+     * Whether to rotate automatically in the dragging direction while placing
+     */
+    getRotateAutomaticallyWhilePlacing() {
+        return false;
+    }
+
     /**
      * Returns a preview sprite
      * @returns {AtlasSprite}