[31] | 1 | package vnsim.applications.emissions; |
---|
| 2 | |
---|
| 3 | import java.nio.ByteBuffer; |
---|
| 4 | |
---|
| 5 | import vnsim.applications.adaptiveTL.WirelessTrafficLight; |
---|
| 6 | import vnsim.map.object.Globals; |
---|
| 7 | |
---|
| 8 | public class EmissionsTrafficLight extends WirelessTrafficLight{ |
---|
| 9 | |
---|
| 10 | /** |
---|
| 11 | * |
---|
| 12 | */ |
---|
| 13 | private static final long serialVersionUID = 469949308023842125L; |
---|
| 14 | public static final int STANDARD_MESSAGE_PERIOD = 500; // milis |
---|
| 15 | |
---|
| 16 | public EmissionsTrafficLight() |
---|
| 17 | { |
---|
| 18 | super(); |
---|
| 19 | System.out.println("EmissionsTrafficLigth created"); |
---|
| 20 | } |
---|
| 21 | |
---|
| 22 | public EmissionsTrafficLight(WirelessTrafficLight wtl) |
---|
| 23 | { |
---|
| 24 | super(); |
---|
| 25 | /* copy segments */ |
---|
| 26 | segments = wtl.segments; |
---|
| 27 | /* copy cycle length */ |
---|
| 28 | cycleLength = wtl.cycleLength; |
---|
| 29 | /* copy colors */ |
---|
| 30 | currentColor = wtl.currentColor; |
---|
| 31 | //System.out.println("WirelessTrafficLight changed"); |
---|
| 32 | } |
---|
| 33 | |
---|
| 34 | @Override |
---|
| 35 | public void init() |
---|
| 36 | { |
---|
| 37 | super.init(); |
---|
| 38 | initialized = true; |
---|
| 39 | int standardFPSPeriod = (int)((double)(STANDARD_MESSAGE_PERIOD * Globals.engine.fps) / 1000); |
---|
| 40 | messagePeriods.put(new Integer(Globals.PROT_TL_FEEDBACK), new Integer(standardFPSPeriod)); |
---|
| 41 | } |
---|
| 42 | |
---|
| 43 | @Override |
---|
| 44 | public byte[] prepareMessage(int messageType) { |
---|
| 45 | byte[] bytesToSend = null; |
---|
| 46 | //System.out.println("[TL] Broadcast message"); |
---|
| 47 | /* broadcasts a message to all the approaching cars */ |
---|
| 48 | if (messageType == Globals.PROT_TL_FEEDBACK){ |
---|
| 49 | ByteBuffer bb = ByteBuffer.allocate(Globals.TL_FEEDBACK_SIZE); |
---|
| 50 | bb.put(Globals.PROT_TL_FEEDBACK); |
---|
| 51 | |
---|
| 52 | /*//put the index of this intersection |
---|
| 53 | bb.putInt(Globals.map.allIntersections.indexOf(this)); |
---|
| 54 | |
---|
| 55 | bb.putShort((short)cycleLength); |
---|
| 56 | int thisSec = (int) (Globals.engine.crtTime / (Globals.SECOND)); |
---|
| 57 | int aux = thisSec - (lastCycleStartTime / Globals.SECOND); |
---|
| 58 | bb.put((byte)segments.size()); |
---|
| 59 | for (int k = 0; k < this.segments.size(); k++) { |
---|
| 60 | Road rx = Globals.map.roads.get(segments.get(k).roadIndex); |
---|
| 61 | Point px = rx.points.get(segments.get(k).pointIndex); |
---|
| 62 | bb.putShort((short)segments.get(k).roadIndex); |
---|
| 63 | bb.putShort((short)segments.get(k).pointIndex); |
---|
| 64 | if (segments.get(k).direction == true) |
---|
| 65 | bb.put((byte)1); |
---|
| 66 | else |
---|
| 67 | bb.put((byte)0); |
---|
| 68 | |
---|
| 69 | TrafficLightInfo info = segments.get(k).getLightInfo(); |
---|
| 70 | int color = info.getColor(aux); |
---|
| 71 | bb.put((byte)color); |
---|
| 72 | int remaining = -1; |
---|
| 73 | if (color == Globals.GREEN){ |
---|
| 74 | remaining = info.greenEnd - aux; |
---|
| 75 | } |
---|
| 76 | if (color == Globals.RED){ |
---|
| 77 | if (aux < info.greenStart) |
---|
| 78 | remaining = info.greenStart - aux; |
---|
| 79 | else{ |
---|
| 80 | remaining = info.greenStart + (cycleLength - aux); |
---|
| 81 | // remaining = - remaining; |
---|
| 82 | } |
---|
| 83 | } |
---|
| 84 | bb.putShort((short)remaining); |
---|
| 85 | bb.putShort((short)(cycleLength - (info.greenEnd - info.greenStart))); |
---|
| 86 | |
---|
| 87 | for (int i = 1; i < segments.get(k).endOfQueue.length;i++){ |
---|
| 88 | IntersectionCarRecord icr = segments.get(k).endOfQueue[i]; |
---|
| 89 | if (icr.getCar() == null){ |
---|
| 90 | bb.putDouble(0); |
---|
| 91 | }else{ |
---|
| 92 | Road r = Globals.map.roads.get(icr.getCar().getRoadIdx()); |
---|
| 93 | Point p = r.points.get(icr.getCar().getPointIdx()); |
---|
| 94 | double distance = p.getDistance() - px.getDistance(); |
---|
| 95 | if (distance < 0) |
---|
| 96 | distance = - distance; |
---|
| 97 | bb.putDouble(distance); |
---|
| 98 | } |
---|
| 99 | } |
---|
| 100 | }*/ |
---|
| 101 | bytesToSend = bb.array(); |
---|
| 102 | } |
---|
| 103 | return bytesToSend; |
---|
| 104 | } |
---|
| 105 | } |
---|