FULLPIPE: Implement MovGraph::genMovArr()

2 files changed, 80 insertions, 0 deletions

diff --git a/engines/fullpipe/motion.cpp b/engines/fullpipe/motion.cpp
index 54854e3043..a1ad4de89f 100644
--- a/engines/fullpipe/motion.cpp
+++ b/engines/fullpipe/motion.cpp
@@ -682,6 +682,76 @@ int MovGraph::getItemIndexByStaticAni(StaticANIObject *ani) {
 	return -1;
 }
 
+Common::Array<MovArr *> *MovGraph::genMovArr(int x, int y, int *arrSize, int flag1, int flag2) {
+	if (!_links.size()) {
+		*arrSize = 0;
+
+		return 0;
+	}
+
+	Common::Array<MovArr *> *arr = new Common::Array<MovArr *>;
+	MovArr *movarr;
+
+	for (ObList::iterator i = _links.begin(); i != _links.end(); ++i) {
+		MovGraphLink *lnk = (MovGraphLink *)*i;
+
+		if (flag1) {
+			Common::Point point(x, y);
+			double dist = calcDistance(&point, lnk, 0);
+
+			if (dist >= 0.0 && dist < 2.0) {
+				movarr = new MovArr;
+
+				movarr->_link = lnk;
+				movarr->_dist = ((double)(lnk->_movGraphNode1->_y - lnk->_movGraphNode2->_y) * (double)(lnk->_movGraphNode1->_y - point.y) + 
+								 (double)(lnk->_movGraphNode2->_x - lnk->_movGraphNode1->_x) * (double)(point.x - lnk->_movGraphNode1->_x)) / 
+					lnk->_distance / lnk->_distance;
+				movarr->_point = point;
+
+				arr->push_back(movarr);
+			}
+		} else {
+			if (lnk->_movGraphReact) {
+				if (lnk->_movGraphReact->pointInRegion(x, y)) {
+					if (!(lnk->_flags & 0x10000000) || lnk->_flags & 0x20000000) {
+						if (!flag2) {
+							movarr = new MovArr;
+							movarr->_link = lnk;
+							movarr->_dist = 0.0;
+							movarr->_point.x = lnk->_movGraphNode1->_x;
+							movarr->_point.y = lnk->_movGraphNode1->_y;
+							arr->push_back(movarr);
+
+							movarr = new MovArr;
+							movarr->_link = lnk;
+							movarr->_dist = 1.0;
+							movarr->_point.x = lnk->_movGraphNode1->_x;
+							movarr->_point.y = lnk->_movGraphNode1->_y;
+							arr->push_back(movarr);
+						}
+					} else {
+						movarr = new MovArr;
+						movarr->_link = lnk;
+						movarr->_dist = ((double)(lnk->_movGraphNode1->_y - lnk->_movGraphNode2->_y) * (double)(lnk->_movGraphNode1->_y - y) + 
+										 (double)(lnk->_movGraphNode2->_x - lnk->_movGraphNode1->_x) * (double)(x - lnk->_movGraphNode1->_x)) / 
+							lnk->_distance / lnk->_distance;
+						movarr->_point.x = x;
+						movarr->_point.y = y;
+
+						calcDistance(&movarr->_point, lnk, 0);
+
+						arr->push_back(movarr);
+					}
+				}
+			}
+		}
+	}
+
+	*arrSize = arr->size();
+
+	return arr;
+}
+
 int MovGraph2::getItemIndexByGameObjectId(int objectId) {
 	for (uint i = 0; i < _items2.size(); i++)
 		if (_items2[i]->_objectId == objectId)
diff --git a/engines/fullpipe/motion.h b/engines/fullpipe/motion.h
index 4d92fd7fed..aa1fa436c2 100644
--- a/engines/fullpipe/motion.h
+++ b/engines/fullpipe/motion.h
@@ -320,6 +320,15 @@ struct MovGraphItem {
 	MovGraphItem();
 };
 
+struct MovArr {
+	int _afield_0;
+	int _afield_4;
+	int _afield_8;
+	MovGraphLink *_link;
+	double _dist;
+	Common::Point _point;
+};
+
 class MovGraph : public MotionController {
 public:
 	ObList _nodes;
@@ -351,6 +360,7 @@ public:
 	void calcNodeDistancesAndAngles();
 	MovGraphNode *calcOffset(int ox, int oy);
 	int getItemIndexByStaticAni(StaticANIObject *ani);
+	Common::Array<MovArr *> *genMovArr(int x, int y, int *arrSize, int flag1, int flag2);
 };
 
 class Movement;