Shockwave tower block

core/src/mindustry/content/Blocks.java

@@ -92,7 +92,7 @@ public class Blocks{
     //defense - erekir
     radar,
     buildTower,
-    regenProjector, barrierProjector,
+    regenProjector, barrierProjector, shockwaveTower,
     //campaign only
     shieldProjector,
     largeShieldProjector,
@@ -1826,6 +1826,13 @@ public class Blocks{
             consumePower(4f);
         }};
 
+        shockwaveTower = new ShockwaveTower("shockwave-tower"){{
+            requirements(Category.effect, with(Items.surgeAlloy, 50, Items.silicon, 150, Items.oxide, 30, Items.tungsten, 100));
+            size = 3;
+            consumeLiquids(LiquidStack.with(Liquids.cyanogen, 1f / 60f));
+            consumePower(80f / 60f);
+        }};
+
         //TODO 5x5??
         shieldProjector = new BaseShield("shield-projector"){{
             requirements(Category.effect, BuildVisibility.editorOnly, with());

core/src/mindustry/content/ErekirTechTree.java

@@ -161,7 +161,9 @@ public class ErekirTechTree{
                     node(regenProjector, () -> {
                         //TODO more tiers of build tower or "support" structures like overdrive projectors
                         node(buildTower, Seq.with(new OnSector(four)), () -> {
+                            node(shockwaveTower, () -> {
 
+                            });
                         });
                     });
                 });

core/src/mindustry/content/Fx.java

@@ -198,6 +198,14 @@ public class Fx{
         rect(block.fullIcon, e.x, e.y);
     }).layer(Layer.turret - 5f),
 
+    pointShockwave = new Effect(20, e -> {
+        color(e.color);
+        stroke(e.fout() * 2f);
+        Lines.circle(e.x, e.y, e.finpow() * e.rotation);
+        randLenVectors(e.id + 1, 8, 1f + 23f * e.finpow(), (x, y) ->
+            lineAngle(e.x + x, e.y + y, Mathf.angle(x, y), 1f + e.fout() * 3f));
+    }),
+
     moveCommand = new Effect(20, e -> {
         color(Pal.command);
         stroke(e.fout() * 5f);