MB Dev Notes added to critical classes.

src/engine/gameManager/SimulationManager.java

@@ -24,10 +24,16 @@ import java.time.Duration;
 import java.time.Instant;
 import java.util.Collection;
 
-/*
- * This class contains all methods necessary to drive periodic
- * updates of the game simulation from the main _exec loop.
- */
+// MB Dev Notes:
+//
+// Class models timers that drive Magicbane simulation ticks used
+// for movement updates, triggers and more.  Eventually we hope to
+// refactor to more of a traditional simulation appropriate for a
+// mmo with a transform class and other bells and whistles.
+//
+// Do as little as possible in here.  For any tick you do not want
+// deltaTime to approach 1.0f.
+
 public enum SimulationManager {
 
     SERVERHEARTBEAT;
@@ -35,15 +41,14 @@ public enum SimulationManager {
     private static final long CITY_PULSE = 2000;
     private static final long RUNEGATE_PULSE = 3000;
     private static final long UPDATE_PULSE = 1000;
-    private static final long FlIGHT_PULSE = 100;
+    private static final long FLIGHT_PULSE = 100;
     public static Duration executionTime = Duration.ofNanos(1);
     public static Duration executionMax = Duration.ofNanos(1);
-    private static SimulationManager instance = null;
     private long _cityPulseTime = System.currentTimeMillis() + CITY_PULSE;
     private long _runegatePulseTime = System.currentTimeMillis()
             + RUNEGATE_PULSE;
     private long _updatePulseTime = System.currentTimeMillis() + UPDATE_PULSE;
-    private long _flightPulseTime = System.currentTimeMillis() + FlIGHT_PULSE;
+    private long _flightPulseTime = System.currentTimeMillis() + FLIGHT_PULSE;
 
     private SimulationManager() {
 
@@ -181,7 +186,7 @@ public enum SimulationManager {
             player.updateFlight();
         }
 
-        _flightPulseTime = System.currentTimeMillis() + FlIGHT_PULSE;
+        _flightPulseTime = System.currentTimeMillis() + FLIGHT_PULSE;
     }
 
     private void pulseCities() {