private void calculateTimeSpeedAndAttachRoadSegments(
RoutingContext ctx, List<RouteSegmentResult> result) throws IOException {
for (int i = 0; i < result.size(); i++) {
if (ctx.checkIfMemoryLimitCritical(ctx.config.memoryLimitation)) {
ctx.unloadUnusedTiles(ctx.config.memoryLimitation);
}
RouteSegmentResult rr = result.get(i);
RouteDataObject road = rr.getObject();
checkAndInitRouteRegion(ctx, road);
double distOnRoadToPass = 0;
double speed = ctx.getRouter().defineSpeed(road);
if (speed == 0) {
speed = ctx.getRouter().getMinDefaultSpeed();
}
boolean plus = rr.getStartPointIndex() < rr.getEndPointIndex();
int next;
double distance = 0;
for (int j = rr.getStartPointIndex(); j != rr.getEndPointIndex(); j = next) {
next = plus ? j + 1 : j - 1;
if (j == rr.getStartPointIndex()) {
attachRoadSegments(ctx, result, i, j, plus);
}
if (next != rr.getEndPointIndex()) {
attachRoadSegments(ctx, result, i, next, plus);
}
double d =
measuredDist(
road.getPoint31XTile(j),
road.getPoint31YTile(j),
road.getPoint31XTile(next),
road.getPoint31YTile(next));
distance += d;
double obstacle = ctx.getRouter().defineObstacle(road, j);
if (obstacle < 0) {
obstacle = 0;
}
distOnRoadToPass += d / speed + obstacle;
List<RouteSegmentResult> attachedRoutes = rr.getAttachedRoutes(next);
if (next != rr.getEndPointIndex()
&& !rr.getObject().roundabout()
&& attachedRoutes != null) {
float before = rr.getBearing(next, !plus);
float after = rr.getBearing(next, plus);
boolean straight = Math.abs(MapUtils.degreesDiff(before + 180, after)) < TURN_DEGREE_MIN;
boolean isSplit = false;
// split if needed
for (RouteSegmentResult rs : attachedRoutes) {
double diff = MapUtils.degreesDiff(before + 180, rs.getBearingBegin());
if (Math.abs(diff) <= TURN_DEGREE_MIN) {
isSplit = true;
} else if (!straight && Math.abs(diff) < 100) {
isSplit = true;
}
}
if (isSplit) {
int endPointIndex = rr.getEndPointIndex();
RouteSegmentResult split = new RouteSegmentResult(rr.getObject(), next, endPointIndex);
split.copyPreattachedRoutes(rr, Math.abs(next - rr.getStartPointIndex()));
rr.setSegmentTime((float) distOnRoadToPass);
rr.setSegmentSpeed((float) speed);
rr.setDistance((float) distance);
rr.setEndPointIndex(next);
result.add(i + 1, split);
i++;
// switch current segment to the splitted
rr = split;
distOnRoadToPass = 0;
distance = 0;
}
}
}
// last point turn time can be added
// if(i + 1 < result.size()) { distOnRoadToPass += ctx.getRouter().calculateTurnTime(); }
rr.setSegmentTime((float) distOnRoadToPass);
rr.setSegmentSpeed((float) speed);
rr.setDistance((float) distance);
}
}
