diff --git a/assignments/src/MV3500Cohort2022MayJune/homework2/Ashmore/ExampleTrackInterpolationAshmore.java b/assignments/src/MV3500Cohort2022MayJune/homework2/Ashmore/ExampleTrackInterpolationAshmore.java
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+
+package MV3500Cohort2022MayJune.homework2.Ashmore;
+
+import edu.nps.moves.dis7.entities.swe.platform.surface._001Poseidon;
+import edu.nps.moves.dis7.enumerations.ForceID;
+import edu.nps.moves.dis7.pdus.EntityStatePdu;
+import edu.nps.moves.dis7.pdus.Pdu;
+import edu.nps.moves.dis7.pdus.Vector3Double;
+import edu.nps.moves.dis7.utilities.DisTime;
+import edu.nps.moves.dis7.utilities.stream.X3dCreateInterpolators;
+import edu.nps.moves.dis7.utilities.stream.X3dCreateLineSet;
+import java.util.ArrayList;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+public class ExampleTrackInterpolationAshmore extends ExampleSimulationProgramAshmore
+{
+ // -------------------- Begin Variables for X3D autogenerated code
+ private X3dCreateInterpolators x3dInterpolators = new X3dCreateInterpolators();
+ private X3dCreateLineSet x3dLineSet = new X3dCreateLineSet();
+ private byte[] globalByteBufferForX3dInterpolators = null;
+ // -------------------- End Variables for X3D autogenerated code
+
+ ArrayList<Pdu> pduSentList = new ArrayList<>();
+
+ /**
+ * This runSimulationLoops() method is a programmer-modifiable method for
+ * defining and running a new simulation of interest. Welcome! Other parts
+ * of this program handle bookkeeping and plumbing tasks so that you can
+ * focus on your model entities and activities. Expandable support includes
+ * DIS EntityStatePdu, FirePdu and CommentPdu all available for modification
+ * and sending in a simulation loop. Continuous improvement efforts seek to
+ * make this program as easy and straightforward as possible for DIS
+ * simulationists to use and adapt. All of the other methods are setup,
+ * teardown and configuration that you may find interesting, even helpful,
+ * but don't really have to worry about.
+ */
+ @SuppressWarnings("SleepWhileInLoop") // yes we do that
+ @Override // indicates that this method supercedes corresponding superclass method
+ public void runSimulationLoops()
+ {
+ try
+ {
+ final int SIMULATION_MAX_LOOP_COUNT = 100; // be deliberate out there! also avoid infinite loops.
+ int simulationLoopCount = 0; // variable, initialized at 0
+ boolean simulationComplete = false; // sentinel variable as termination condition, are we done yet?
+
+ // TODO reset Clock Time to today's date and timestamp to zero, providing consistent outputs for each simulation run
+ DisTime.setEpochLvcNow();
+ simulationTime = initialTime - currentTimeStep; // pre-initialization for first loop
+
+ initializeSimulationEntities();
+
+ // use declared PDU objects and set their values.
+ entityID_1.setSiteID(1).setApplicationID(2).setEntityID(3); // made-up example ID;
+ // TODO someday, use enumerations; is there a unique site triplet for MOVES Institute?
+
+ pduRecorder.setVerbose(false);
+ pduRecorder.hasVerboseOutput(); // debug check
+
+ EntityStatePdu espdu_1 = pduFactory.makeEntityStatePdu();
+ espdu_1.setEntityID(entityID_1);
+ espdu_1.setForceId(ForceID.FRIENDLY);
+ espdu_1.setEntityType(new _001Poseidon()); // note import statement above
+ espdu_1.setMarking("track path");
+// espdu_1.clearMarking(); // test
+// espdu_1.getMarkingString(); // trace
+// espdu_1.setEntityLocation(new Vector3Double().setX(0).setY(0).setZ(0)); // long form
+ espdu_1.setEntityLocation(0, 0, 0); // utility method
+
+ float speedEntity_1 = 1.0f; // meters/second
+ EntityStatePdu.Direction directionEntity_1 = EntityStatePdu.Direction.NORTH;
+
+ PduTrack pduTrack_1 = new PduTrack();
+ pduTrack_1.setDescriptor("Ashmore testing 123");
+ pduTrack_1.setDefaultWaypointInterval(1.0f); // overrides timestamps
+ pduTrack_1.setAddLineBreaksWithinKeyValues(true);
+ pduTrack_1.setAuthor("Michael Ashmore");
+ pduTrack_1.setX3dModelName("ExampleTrackInterpolation.x3d");
+ pduTrack_1.setX3dModelIdentifier("https://gitlab.nps.edu/Savage/NetworkedGraphicsMV3500/-/blob/master/examples/src/OpenDis7Examples/ExampleTrackInterpolation.x3d");
+ pduTrack_1.addPdu(espdu_1); // initial location
+
+ // OK send initial PDUs prior to loop
+ if (pduRecorder.hasVerboseOutput())
+ System.out.println("sending PDUs for simulation step " + simulationLoopCount + ", monitor loopback to confirm sent");
+ sendSinglePdu(espdu_1);
+// sendCommentPdu(currentTimeStepComment, narrativeMessage1, narrativeMessage2, narrativeMessage3);
+ pduSentList.add(espdu_1);
+ reportPdu(simulationLoopCount, espdu_1.getEntityLocation(), directionEntity_1);
+
+ // TODO simulation management PDUs for startup, planning to design special class support
+ // ===================================================================================================
+ // loop the simulation while allowed, programmer can set additional conditions to break out and finish
+ while (simulationLoopCount < SIMULATION_MAX_LOOP_COUNT) // are we done yet?
+ {
+ simulationLoopCount++; // good practice: increment loop counter as first action in that loop
+ simulationTime += currentTimeStep; // good practice: update clock along with loop index
+
+ // =============================================================================================
+ // * your own simulation code starts here! *
+ // =============================================================================================
+ // are there any other variables to modify at the beginning of your loop?
+ // compute a track, update an ESPDU, whatever it is that your model is doing...
+
+ // Pick direction, change each 10 seconds, traverse a box. No physics. Walk a box!
+ if (simulationLoopCount <= 10)
+ directionEntity_1 = EntityStatePdu.Direction.NORTH;
+ else if (simulationLoopCount <= 20)
+ directionEntity_1 = EntityStatePdu.Direction.EAST;
+ else if (simulationLoopCount <= 30)
+ directionEntity_1 = EntityStatePdu.Direction.SOUTH;
+ else // if (simulationLoopCount <= 40)
+ directionEntity_1 = EntityStatePdu.Direction.WEST;
+
+ // use utility method to simply update velocity vector using speed value and direction
+ espdu_1.setEntityLinearVelocity(speedEntity_1, directionEntity_1);
+
+ // Where is my entity? Insert changes in position; this sample only changes X position.
+ espdu_1.advanceEntityLocation(currentTimeStep);
+
+ // make your reports: narrative code for CommentPdu here (set all to empty strings to avoid sending)
+ narrativeMessage1 = "MV3500 TrackSimulationProgram";
+ narrativeMessage2 = "runSimulation() loop " + simulationLoopCount + " at time " + simulationTime;
+ narrativeMessage3 = ""; // intentionally blank for testing
+
+ // your loop termination condition goes here
+ if (simulationLoopCount > 40) // for example
+ {
+ simulationComplete = true;
+ }
+ // =============================================================================================
+ // * your own simulation code is finished here! *
+ // =============================================================================================
+
+ // staying synchronized with timestep: wait duration for elapsed time in this loop
+ // Thread.sleep needs a (long) parameter for milliseconds, which are clumsy to use sometimes
+ if (false) // real-time operation or simulation speedup
+ {
+ Thread.sleep((long) (currentTimeStep * 1000)); // seconds * (1000 msec/sec) = milliseconds
+ System.out.println(TRACE_PREFIX + "Pausing for " + currentTimeStep + " seconds");
+ }
+
+ // OK now send the status PDUs for this loop, and then continue
+ if (pduRecorder.hasVerboseOutput())
+ System.out.println("sending PDUs for simulation step " + simulationLoopCount + ", monitor loopback to confirm sent");
+ sendSinglePdu(espdu_1);
+ sendCommentPdu(currentTimeStepComment, narrativeMessage1, narrativeMessage2, narrativeMessage3);
+ if (pduRecorder.hasVerboseOutput())
+ System.out.println(TRACE_PREFIX + "PDUs successfully sent for this loop");
+ pduSentList.add(espdu_1);
+ pduTrack_1.addPdu(espdu_1);
+ Vector3Double location = espdu_1.getEntityLocation();
+ reportPdu(simulationLoopCount, location, directionEntity_1);
+
+ // ===============================
+ // current loop now finished, check whether to terminate if simulation complete, otherwise continue
+ if (simulationComplete || (simulationLoopCount > 10000)) // for example; including fail-safe condition is good
+ {
+ System.out.println(TRACE_PREFIX + "loop termination condition met, simulationComplete=" + simulationComplete); // ", final loopCount=" + loopCount +
+ break;
+ }
+ } // end of simulation loop
+ // ===================================================================================================
+ System.out.println(TRACE_PREFIX + "all PDUs successfully sent for this loop (pduSentList.size()=" + pduSentList.size() + " total)");
+
+ // track analysis
+ System.out.println(TRACE_PREFIX + "pduTrack_1 initialLocation=" + pduTrack_1.getInitialLocation() + ", latestLocation=" + pduTrack_1.getLatestLocation());
+ pduTrack_1.sortPdus()
+ .createRawWaypoints();
+
+ System.out.println("pduTrack_1 getEspduCount()=" + pduTrack_1.getEspduCount());
+ System.out.println("pduTrack_1 duration = " + pduTrack_1.getTotalDurationSeconds() + " seconds = " +
+ pduTrack_1.getTotalDurationTicks() + " ticks");
+ System.out.println("=================================");
+ System.out.println(pduTrack_1.createX3dModel());
+ System.out.println("=================================");
+
+ narrativeMessage2 = "runSimulation() completed successfully"; // all done
+ sendCommentPdu(narrativeComment, narrativeMessage1, narrativeMessage2, narrativeMessage3);
+ if (pduRecorder.hasVerboseOutput())
+ System.out.println(TRACE_PREFIX + "final CommentPdu successfully sent for simulation");
+ // TODO simulation management PDUs
+ }
+ catch (InterruptedException iex) // handle any exception that your code might choose to provoke!
+ {
+ Logger.getLogger(ExampleTrackInterpolationDuran.class.getName()).log(Level.SEVERE, null, iex);
+ }
+ }
+
+ /**
+ * Report current PDU information to console
+ * @param simulationLoopCount current loop index
+ * @param location current location
+ * @param directionEntity current direction
+ * @return same object to permit progressive setters
+ */
+ public ExampleTrackInterpolationDuran reportPdu(int simulationLoopCount, Vector3Double location, EntityStatePdu.Direction directionEntity)
+ {
+ System.out.println (String.format("%2d ", simulationLoopCount) + "Entity location=(" +
+ String.format("%4.1f", location.getX()) + ", " +
+ String.format("%4.1f", location.getY()) + ", " +
+ String.format("%4.1f", location.getZ()) + ") " +
+ String.format("%-5s", directionEntity.name())
+// + " " + espdu_1.getEntityLinearVelocity().toString()
+ );
+ return this;
+ }
+
+ /* Default constructors used unless otherwise defined/overridden. */
+ /**
+ * Main method is first executed when a program instance is loaded.
+ *
+ * @see
+ * <a href="https://docs.oracle.com/javase/tutorial/getStarted/application/index.html">Java
+ * Tutorials: A Closer Look at the "Hello World!" Application</a>
+ * @param args command-line arguments are an array of optional String
+ * parameters that are passed from execution environment during invocation
+ */
+ public static void main(String[] args)
+ {
+ TRACE_PREFIX = "[" + ExampleTrackInterpolationDuran.class.getName() + "] ";
+
+ System.out.println(TRACE_PREFIX + "main() started...");
+
+ thisProgram = new ExampleTrackInterpolationDuran(); // creates instance of self within static main() method
+
+ thisProgram.handleArgs (args); // process command-line invocation arguments
+
+ thisProgram.setUpNetworkInterface();
+
+ thisProgram.pduRecorder.setDescriptor (TRACE_PREFIX.replace("[","").replace("]","") + " pduRecorder");
+
+ thisProgram.pduRecorder.setVerbose(false);
+ thisProgram.setVerboseComments(false);
+ thisProgram.disNetworkInterface.setVerbose(false);
+
+ thisProgram.runSimulationLoops(); // ... your simulation execution code goes in there ...
+
+ thisProgram.tearDownNetworkInterface(); // make sure no processes are left lingering
+
+ System.out.println(TRACE_PREFIX + "complete."); // report successful completion
+
+ System.exit(0); // ensure all threads and sockets released
+ }
+
+}