How to use

getVisData

method

in

org.matsim.vis.snapshotwriters.VisLink

@Override
public void writeDynData(ByteBuffer out) throws IOException {
  out.putFloat((float)0.) ; 
  positions.clear();
  this.src.getVisData().addAgentSnapshotInfo( positions);
  if (showParked) {
    out.putInt(positions.size());
    for (AgentSnapshotInfo pos : positions) {
      writeAgent(pos, out);
    }
  } else {
    int valid = 0;
    for (AgentSnapshotInfo pos : positions) {
      if (pos.getAgentState() != AgentState.PERSON_AT_ACTIVITY)
        valid++;
    }
    out.putInt(valid);
    for (AgentSnapshotInfo pos : positions) {
      if (pos.getAgentState() != AgentState.PERSON_AT_ACTIVITY)
        writeAgent(pos, out);
    }
  }
}

private void doSnapshot(final double time, VisMobsim visMobsim) {
  if (!this.snapshotWriters.isEmpty()) {
    Collection<AgentSnapshotInfo> positions = new ArrayList<AgentSnapshotInfo>();
    for (VisLink link : visMobsim.getVisNetwork().getVisLinks().values()) {
      link.getVisData().addAgentSnapshotInfo(positions);
    }
    
    // We do not put non-network agents in movies.
    // Otherwise, we would add snapshots from visMobsim.getNonNetworkAgentSnapshots() here.
    
    for (SnapshotWriter writer : this.snapshotWriters) {
      writer.beginSnapshot(time);
      for (AgentSnapshotInfo position : positions) {
        writer.addAgent(position);
      }
      writer.endSnapshot();
    }
  }
}

Collection<AgentSnapshotInfo> positions = new LinkedList<AgentSnapshotInfo>();
for(VisLink qlink : simulationView.getVisNetwork().getVisLinks().values()) {
  qlink.getVisData().addAgentSnapshotInfo(positions);