FULLPIPE: Implement MGM::refreshOffsets()

2 files changed, 21 insertions, 0 deletions

diff --git a/engines/fullpipe/motion.cpp b/engines/fullpipe/motion.cpp
index 397af298dd..d2eaf0674f 100644
--- a/engines/fullpipe/motion.cpp
+++ b/engines/fullpipe/motion.cpp
@@ -2359,6 +2359,26 @@ int MGM::recalcOffsets(int idx, int st1idx, int st2idx, bool flip, bool flop) {
 	return -1;
 }
 
+int MGM::refreshOffsets(int objectId, int idx1, int idx2) {
+	int idx = getItemIndexById(objectId);
+
+	if (idx != -1) {
+		int from = getStaticsIndexById(idx, idx1);
+		int to = getStaticsIndexById(idx, idx2);
+
+		MGMSubItem *sub = _items[idx]->subItems[from + to * _items[idx]->statics.size()];
+
+		if (sub->movement) {
+			idx = sub->field_8;
+		} else {
+			clearMovements2(idx);
+			idx = recalcOffsets(idx, from, to, 0, 1);
+		}
+	}
+
+	return idx;
+}
+
 Common::Point *MGM::calcLength(Common::Point *pRes, Movement *mov, int x, int y, int *mult, int *len, int flag) {
 	Common::Point point;
 
diff --git a/engines/fullpipe/motion.h b/engines/fullpipe/motion.h
index 6d6335b5cf..4d92fd7fed 100644
--- a/engines/fullpipe/motion.h
+++ b/engines/fullpipe/motion.h
@@ -180,6 +180,7 @@ public:
 	ExCommand2 *buildExCommand2(Movement *mov, int objId, int x1, int y1, Common::Point *x2, Common::Point *y2, int len);
 	MessageQueue *genMQ(StaticANIObject *ani, int staticsIndex, int staticsId, int *resStatId, Common::Point **pointArr);
 	int countPhases(int idx, int subIdx, int subOffset, int flag);
+	int refreshOffsets(int objectId, int idx1, int idx2);
 };
 
 struct MctlLadderMovementVars {