2 files changed, 43 insertions, 4 deletions
diff --git a/engines/fullpipe/motion.cpp b/engines/fullpipe/motion.cpp
index 283777041a..607cc3a390 100644
--- a/engines/fullpipe/motion.cpp
+++ b/engines/fullpipe/motion.cpp
@@ -482,8 +482,34 @@ void MGM::clear() {
 	warning("STUB: MGM:clear()");
 }
 
+MGMItem::MGMItem() {
+	objId = 0;
+	subItems = 0;
+	staticsListCount = 0;
+	movementListCount = 0;
+	statics = 0;
+	movements1 = 0;
+	movements2 = 0;
+}
+
 void MGM::addItem(int objId) {
-	warning("STUB: MGM:addItem(%d)", objId);
+	if (getItemIndexById(objId) == -1) {
+		MGMItem *item = new MGMItem();
+
+		item->objId = objId;
+		_items.push_back(item);
+	}
+	rebuildTables(objId);
+}
+
+void MGM::rebuildTables(int objId) {
+	warning("STUB: MGM:rebuildTables()");
+}
+
+int MGM::getItemIndexById(int objId) {
+	warning("STUB: MGM:getItemIndexById()");
+
+	return -1;
 }
 
 MovGraphLink::MovGraphLink() {
diff --git a/engines/fullpipe/motion.h b/engines/fullpipe/motion.h
index 23472297a9..09485507d7 100644
--- a/engines/fullpipe/motion.h
+++ b/engines/fullpipe/motion.h
@@ -100,15 +100,28 @@ class MctlCompound : public MotionController {
 	void initMovGraph2();
 };
 
+struct MGMItem {
+	int16 objId;
+	int subItems;
+	int staticsListCount;
+	int movementListCount;
+	int statics;
+	int movements1;
+	int movements2;
+
+	MGMItem();
+};
+
+
 class MGM : public CObject {
 public:
-	int _items;
-	int _count;
+	Common::Array<MGMItem *> _items;
 
 public:
-	MGM() : _items(0), _count(0) {}
 	void clear();
 	void addItem(int objId);
+	void rebuildTables(int objId);
+	int getItemIndexById(int objId);
 };
 
 class MovGraphNode : public CObject {