Marker instruction rework

core/src/mindustry/logic/GlobalVars.java

@@ -27,7 +27,7 @@ public class GlobalVars{
     public static final Rand rand = new Rand();
 
     //non-constants that depend on state
-    private static int varTime, varTick, varSecond, varMinute, varWave, varWaveTime, varServer;
+    private static int varTime, varTick, varSecond, varMinute, varWave, varWaveTime, varServer, varClient;
 
     private ObjectIntMap<String> namesToIds = new ObjectIntMap<>();
     private Seq<Var> vars = new Seq<>(Var.class);
@@ -57,6 +57,7 @@ public class GlobalVars{
         varWaveTime = put("@waveTime", 0);
 
         varServer = put("@server", 0);
+        varClient = put("@server", 0);
 
         //special enums
         put("@ctrlProcessor", ctrlProcessor);
@@ -152,6 +153,7 @@ public class GlobalVars{
 
         //network
         vars.items[varServer].numval = (net.server() || !net.active()) ? 1 : 0;
+        vars.items[varServer].numval = net.client() ? 1 : 0;
     }
 
     /** @return a piece of content based on its logic ID. This is not equivalent to content ID. */