Misc fog improvements

core/src/mindustry/entities/comp/BuildingComp.java

@@ -446,6 +446,11 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
         return nearby(Geometry.d4(rotation + 3).x * trns, Geometry.d4(rotation + 3).y * trns);
     }
 
+    /** Any class that overrides this method and changes the value must call Vars.fogControl.forceUpdate(team). */
+    public float fogRadius(){
+        return block.fogRadius;
+    }
+
     public int pos(){
         return tile.pos();
     }

core/src/mindustry/entities/comp/MechComp.java

@@ -37,7 +37,7 @@ abstract class MechComp implements Posc, Flyingc, Hitboxc, Unitc, Mechc, Elevati
 
         float lastExtend = walkExtension;
 
-        if(extendScl < lastExtend && base % 2f > 1f && !isFlying()){
+        if(!headless && extendScl < lastExtend && base % 2f > 1f && !isFlying() && !inFogTo(player.team())){
             int side = -Mathf.sign(extend);
             float width = hitSize / 2f * side, length = type.mechStride * 1.35f;
 

core/src/mindustry/entities/comp/TankComp.java

@@ -30,7 +30,7 @@ abstract class TankComp implements Posc, Flyingc, Hitboxc, Unitc, ElevationMovec
     @Override
     public void update(){
         //dust
-        if(walked && !headless){
+        if(walked && !headless && !inFogTo(player.team())){
             treadEffectTime += Time.delta;
             if(treadEffectTime >= 6f && type.treadRects.length > 0){
                 var treadRegion = type.treadRegion;