Payload support

annotations/src/main/resources/classids.properties

@@ -1,20 +0,0 @@
-#Maps entity names to IDs. Autogenerated.
-
-alpha=0
-block=1
-cix=17
-draug=2
-mindustry.entities.comp.BulletComp=3
-mindustry.entities.comp.DecalComp=4
-mindustry.entities.comp.EffectComp=5
-mindustry.entities.comp.FireComp=6
-mindustry.entities.comp.PlayerComp=7
-mindustry.entities.comp.PuddleComp=8
-mindustry.entities.comp.TileComp=9
-mindustry.type.Weather.WeatherComp=10
-mindustry.world.blocks.storage.LaunchPad.LaunchPayloadComp=11
-oculon=12
-phantom=13
-titan=14
-vanguard=15
-wraith=16

annotations/src/main/resources/revisions/BlockUnitUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:tile,type:Tilec,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/BuilderLegsUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:baseRotation,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:requests,type:arc.struct.Queue<mindustry.entities.units.BuildRequest>,size:-1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/BuilderMechUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:baseRotation,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:requests,type:arc.struct.Queue<mindustry.entities.units.BuildRequest>,size:-1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/BuilderMinerUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:mineTile,type:mindustry.world.Tile,size:-1},{name:requests,type:arc.struct.Queue<mindustry.entities.units.BuildRequest>,size:-1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/BuilderUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:requests,type:arc.struct.Queue<mindustry.entities.units.BuildRequest>,size:-1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/BulletEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:collided,type:arc.struct.IntArray,size:-1},{name:damage,type:float,size:4},{name:data,type:java.lang.Object,size:-1},{name:lifetime,type:float,size:4},{name:owner,type:Entityc,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:time,type:float,size:4},{name:type,type:mindustry.entities.bullet.BulletType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/CommanderUnitWaterMoveEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/DecalEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:color,type:arc.graphics.Color,size:-1},{name:lifetime,type:float,size:4},{name:region,type:arc.graphics.g2d.TextureRegion,size:-1},{name:rotation,type:float,size:4},{name:time,type:float,size:4},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/EffectEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:color,type:arc.graphics.Color,size:-1},{name:data,type:java.lang.Object,size:-1},{name:effect,type:mindustry.entities.Effect,size:-1},{name:lifetime,type:float,size:4},{name:offsetX,type:float,size:4},{name:offsetY,type:float,size:4},{name:parent,type:Posc,size:-1},{name:rotation,type:float,size:4},{name:time,type:float,size:4},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/FireEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:baseFlammability,type:float,size:4},{name:block,type:mindustry.world.Block,size:-1},{name:lifetime,type:float,size:4},{name:puddleFlammability,type:float,size:4},{name:tile,type:mindustry.world.Tile,size:-1},{name:time,type:float,size:4},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/LaunchPayloadEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:lifetime,type:float,size:4},{name:stacks,type:arc.struct.Array<mindustry.type.ItemStack>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:time,type:float,size:4},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/LegsUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:baseRotation,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/LegsUnitEntity/1.json

@@ -1 +0,0 @@
-{version:1,fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/MechUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:baseRotation,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/MinerUnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:mineTile,type:mindustry.world.Tile,size:-1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/PlayerEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:admin,type:boolean,size:1},{name:boosting,type:boolean,size:1},{name:color,type:arc.graphics.Color,size:-1},{name:mouseX,type:float,size:4},{name:mouseY,type:float,size:4},{name:name,type:java.lang.String,size:-1},{name:shooting,type:boolean,size:1},{name:team,type:mindustry.game.Team,size:-1},{name:typing,type:boolean,size:1},{name:unit,type:Unitc,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/PuddleEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:accepting,type:float,size:4},{name:amount,type:float,size:4},{name:generation,type:int,size:4},{name:lastRipple,type:float,size:4},{name:liquid,type:mindustry.type.Liquid,size:-1},{name:tile,type:mindustry.world.Tile,size:-1},{name:updateTime,type:float,size:4},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/TileEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:cons,type:mindustry.world.modules.ConsumeModule,size:-1},{name:health,type:float,size:4},{name:items,type:mindustry.world.modules.ItemModule,size:-1},{name:liquids,type:mindustry.world.modules.LiquidModule,size:-1},{name:power,type:mindustry.world.modules.PowerModule,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/UnitEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:armor,type:float,size:4},{name:controller,type:mindustry.entities.units.UnitController,size:-1},{name:elevation,type:float,size:4},{name:health,type:float,size:4},{name:isShooting,type:boolean,size:1},{name:rotation,type:float,size:4},{name:shield,type:float,size:4},{name:spawnedByCore,type:boolean,size:1},{name:stack,type:mindustry.type.ItemStack,size:-1},{name:statuses,type:arc.struct.Array<mindustry.entities.units.StatusEntry>,size:-1},{name:team,type:mindustry.game.Team,size:-1},{name:type,type:mindustry.type.UnitType,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

annotations/src/main/resources/revisions/WeatherEntity/0.json

@@ -1 +0,0 @@
-{fields:[{name:intensity,type:float,size:4},{name:life,type:float,size:4},{name:opacity,type:float,size:4},{name:weather,type:mindustry.type.Weather,size:-1},{name:x,type:float,size:4},{name:y,type:float,size:4}]}

build.gradle

@@ -145,6 +145,20 @@ allprojects{
 
             processorFile.text = text.toString().replace(".java", "").replace("/", ".").replace("\\", ".")
         }
+
+        writePlugins = {
+            new File(rootDir, "annotations/src/main/resources/META-INF/services/").mkdirs()
+            def processorFile = new File(rootDir, "annotations/src/main/resources/META-INF/services/com.sun.source.util.Plugin")
+            def text = new StringBuilder()
+            def files = new File(rootDir, "annotations/src/main/java")
+            files.eachFileRecurse(groovy.io.FileType.FILES){ file ->
+                if(file.name.endsWith(".java") && (file.text.contains(" implements Plugin"))){
+                    text.append(file.path.substring(files.path.length() + 1)).append("\n")
+                }
+            }
+
+            processorFile.text = text.toString().replace(".java", "").replace("/", ".").replace("\\", ".")
+        }
     }
 
     repositories{
@@ -221,6 +235,7 @@ project(":core"){
         generateLocales()
         writeVersion()
         writeProcessors()
+        writePlugins()
     }
 
     task copyChangelog{

core/src/mindustry/content/UnitTypes.java

@@ -34,6 +34,9 @@ public class UnitTypes implements ContentList{
     //TODO implement other starter drones
     public static @EntityDef({Unitc.class, Builderc.class, Minerc.class}) UnitType alpha, beta, gamma;
 
+    //air + building + mining + payload
+    public static @EntityDef({Unitc.class, Builderc.class, Minerc.class, Payloadc.class}) UnitType trident;
+
     //water
     public static @EntityDef({Unitc.class, WaterMovec.class, Commanderc.class}) UnitType vanguard;
 
@@ -264,6 +267,7 @@ public class UnitTypes implements ContentList{
             engineOffset = 7.8f;
             range = 140f;
             faceTarget = false;
+
             weapons.add(new Weapon(){{
                 x = 3f;
                 shootY = 0f;
@@ -423,6 +427,45 @@ public class UnitTypes implements ContentList{
                 }};
             }});
         }};
+
+        trident = new UnitType("trident"){{
+            //wraith.upgrade = this;
+            tier = 3;
+
+            health = 500;
+            speed = 2f;
+            accel = 0.05f;
+            drag = 0.016f;
+            lowAltitude = true;
+            flying = true;
+            engineOffset = 10.5f;
+            rotateShooting = false;
+            hitsize = 14f;
+            engineSize = 3f;
+
+            for(boolean b : Mathf.booleans){
+                weapons.add(
+                new Weapon("heal-weapon-mount"){{
+                    reload = 25f;
+                    x = 8f * Mathf.sign(b);
+                    y = -6f;
+                    rotate = true;
+                    mirror = false;
+                    flipSprite = !b;
+                    bullet = Bullets.healBulletBig;
+                }},
+                new Weapon("heal-weapon-mount"){{
+                    reload = 15f;
+                    x = 4f * Mathf.sign(b);
+                    y = 5f;
+                    rotate = true;
+                    mirror = false;
+                    flipSprite = !b;
+                    bullet = Bullets.healBullet;
+                }}
+                );
+            }
+        }};
         
         /*
         chaosArray = new UnitType("chaos-array", GroundUnit::new){{

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

@@ -10,7 +10,7 @@ import static mindustry.Vars.tilesize;
 abstract class BlockUnitComp implements Unitc{
     @Import Team team;
 
-    @ReadOnly Tilec tile;
+    @ReadOnly transient Tilec tile;
 
     public void tile(Tilec tile){
         this.tile = tile;

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

@@ -1,12 +1,17 @@
 package mindustry.entities.comp;
 
+import arc.math.*;
 import arc.struct.*;
+import arc.util.*;
 import mindustry.annotations.Annotations.*;
+import mindustry.content.*;
+import mindustry.gen.*;
+import mindustry.world.*;
 import mindustry.world.blocks.payloads.*;
 
 /** An entity that holds a payload. */
 @Component
-abstract class PayloadComp{
+abstract class PayloadComp implements Posc, Rotc{
     Array<Payload> payloads = new Array<>();
 
     boolean hasPayload(){
@@ -16,4 +21,72 @@ abstract class PayloadComp{
     void addPayload(Payload load){
         payloads.add(load);
     }
+
+    void pickup(Unitc unit){
+        unit.remove();
+        payloads.add(new UnitPayload(unit));
+        Fx.unitPickup.at(unit);
+    }
+
+    void pickup(Tilec tile){
+        tile.tile().remove();
+        payloads.add(new BlockPayload(tile));
+        Fx.unitPickup.at(tile);
+    }
+
+    boolean dropLastPayload(){
+        if(payloads.isEmpty()) return false;
+
+        Payload load = payloads.peek();
+
+        if(tryDropPayload(load)){
+            payloads.pop();
+
+            return true;
+        }
+        return false;
+    }
+
+    boolean tryDropPayload(Payload payload){
+        if(payload instanceof BlockPayload){
+            return dropBlock((BlockPayload)payload);
+        }else if(payload instanceof UnitPayload){
+            return dropUnit((UnitPayload)payload);
+        }
+        return false;
+    }
+
+    boolean dropUnit(UnitPayload payload){
+        //TODO create an effect here and/or make them be at a lower elevation
+        Unitc u = payload.unit;
+
+        //can't drop ground units
+        if((tileOn() == null || tileOn().solid()) && u.elevation() < 0.1f){
+            return false;
+        }
+
+        u.set(this);
+        u.trns(Tmp.v1.rnd(Mathf.random(2f)));
+        u.add();
+        Fx.unitDrop.at(u);
+
+        return true;
+    }
+
+    /** @return whether the tile has been successfully placed. */
+    boolean dropBlock(BlockPayload payload){
+        Tilec tile = payload.entity;
+        int tx = tileX(), ty = tileY();
+        Tile on = tileOn();
+        if(Build.validPlace(tile.team(), tx, ty, tile.block(), tile.rotation())){
+            int rot = (int)((rotation() + 45f) / 90f) % 4;
+            payload.place(tileOn(), rot);
+
+            Fx.unitDrop.at(tile);
+            Fx.placeBlock.at(on.drawx(), on.drawy(), on.block().size);
+            return true;
+        }
+
+        return false;
+    }
 }

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

@@ -40,13 +40,17 @@ abstract class PosComp implements Position{
     }
 
     /** Returns air if this unit is on a non-air top block. */
-    public Floor floorOn(){
+    Floor floorOn(){
         Tile tile = tileOn();
         return tile == null || tile.block() != Blocks.air ? (Floor)Blocks.air : tile.floor();
     }
 
-    public @Nullable
+     Block blockOn(){
-    Tile tileOn(){
+        Tile tile = tileOn();
+        return tile == null ? Blocks.air : tile.block();
+    }
+
+    @Nullable Tile tileOn(){
         return world.tileWorld(x, y);
     }
 

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

@@ -27,7 +27,8 @@ abstract class PuddleComp implements Posc, Puddlec, Drawc{
 
     @Import float x, y;
 
-    float amount, lastRipple, accepting, updateTime;
+    transient float accepting, updateTime, lastRipple;
+    float amount;
     int generation;
     Tile tile;
     Liquid liquid;

core/src/mindustry/input/Binding.java

@@ -10,24 +10,32 @@ public enum Binding implements KeyBind{
     move_x(new Axis(KeyCode.a, KeyCode.d), "general"),
     move_y(new Axis(KeyCode.s, KeyCode.w)),
     mouse_move(KeyCode.mouseBack),
+
     boost(KeyCode.shiftLeft),
     control(KeyCode.controlLeft),
     respawn(KeyCode.v),
     select(KeyCode.mouseLeft),
     deselect(KeyCode.mouseRight),
     break_block(KeyCode.mouseRight),
+
+    pickupCargo(KeyCode.leftBracket),
+    dropCargo(KeyCode.rightBracket),
+
     clear_building(KeyCode.q),
     pause_building(KeyCode.e),
     rotate(new Axis(KeyCode.scroll)),
     rotateplaced(KeyCode.r),
     diagonal_placement(KeyCode.controlLeft),
     pick(KeyCode.mouseMiddle),
+
     schematic_select(KeyCode.f),
     schematic_flip_x(KeyCode.z),
     schematic_flip_y(KeyCode.x),
     schematic_menu(KeyCode.t),
+
     category_prev(KeyCode.comma),
     category_next(KeyCode.period),
+
     block_select_left(KeyCode.left),
     block_select_right(KeyCode.right),
     block_select_up(KeyCode.up),
@@ -42,6 +50,7 @@ public enum Binding implements KeyBind{
     block_select_08(KeyCode.num8),
     block_select_09(KeyCode.num9),
     block_select_10(KeyCode.num0),
+
     zoom(new Axis(KeyCode.scroll), "view"),
     menu(Core.app.getType() == ApplicationType.Android ? KeyCode.back : KeyCode.escape),
     fullscreen(KeyCode.f11),

core/src/mindustry/input/DesktopInput.java

@@ -607,5 +607,25 @@ public class DesktopInput extends InputHandler{
 
         isBoosting = Core.input.keyDown(Binding.boost) && !movement.isZero();
         player.boosting(isBoosting);
+
+        if(unit instanceof Payloadc){
+            Payloadc pay = (Payloadc)unit;
+
+            if(Core.input.keyTap(Binding.pickupCargo) && pay.payloads().size < unit.type().payloadCapacity){
+                Unitc target = Units.closest(player.team(), pay.x(), pay.y(), 30f, u -> u.isAI() && u.isGrounded());
+                if(target != null){
+                    pay.pickup(target);
+                }else if(!pay.hasPayload()){
+                    Tilec tile = world.entWorld(pay.x(), pay.y());
+                    if(tile != null && tile.team() == unit.team()){
+                        pay.pickup(tile);
+                    }
+                }
+            }
+
+            if(Core.input.keyTap(Binding.dropCargo)){
+                pay.dropLastPayload();
+            }
+        }
     }
 }

core/src/mindustry/io/TypeIO.java

@@ -17,6 +17,7 @@ import mindustry.net.Packets.*;
 import mindustry.type.*;
 import mindustry.world.*;
 import mindustry.world.blocks.*;
+import mindustry.world.blocks.payloads.*;
 
 import java.io.*;
 import java.nio.*;
@@ -87,6 +88,14 @@ public class TypeIO{
         }
     }
 
+    public static void writePayload(Writes writes, Payload payload){
+        Payload.write(payload, writes);
+    }
+
+    public static Payload readPayload(Reads read){
+        return Payload.read(read);
+    }
+
     //only for players!
     public static void writeUnit(Writes write, Unitc unit){
         write.b(unit.isNull() ? 0 : unit instanceof BlockUnitc ? 1 : 2);

core/src/mindustry/type/UnitType.java

@@ -21,6 +21,7 @@ import mindustry.gen.*;
 import mindustry.graphics.*;
 import mindustry.ui.*;
 import mindustry.world.blocks.environment.*;
+import mindustry.world.blocks.payloads.*;
 
 import static mindustry.Vars.*;
 
@@ -40,6 +41,7 @@ public class UnitType extends UnlockableContent{
     public boolean faceTarget = true, rotateShooting = true, isCounted = true, lowAltitude = false;
     public boolean canBoost = false;
     public float sway = 1f;
+    public int payloadCapacity = 1;
 
     public int legCount = 4;
     public float legLength = 24f, legSpeed = 0.1f, legTrns = 1f;
@@ -159,6 +161,11 @@ public class UnitType extends UnlockableContent{
         }
 
         Draw.z(Math.min(z - 0.01f, Layer.bullet - 1f));
+
+        if(unit instanceof Payloadc){
+            drawPayload((Payloadc)unit);
+        }
+
         drawOcclusion(unit);
 
         Draw.z(z);
@@ -178,6 +185,14 @@ public class UnitType extends UnlockableContent{
         }
     }
 
+    public void drawPayload(Payloadc unit){
+        if(unit.hasPayload()){
+            Payload pay = unit.payloads().first();
+            pay.set(unit.x(), unit.y(), unit.rotation());
+            pay.draw();
+        }
+    }
+
     public void drawShield(Unitc unit){
         float alpha = unit.shieldAlpha();
         float radius = unit.hitSize() * 1.3f;

core/src/mindustry/world/blocks/distribution/MassDriver.java

@@ -287,19 +287,16 @@ public class MassDriver extends Block{
         }
 
         protected boolean shooterValid(Tile other){
-
             if(other == null) return true;
             if(!(other.block() instanceof MassDriver)) return false;
             MassDriverEntity entity = other.ent();
-            return link == tile.pos() && tile.dst(other) <= range;
+            return entity.link == tile.pos() && tile.dst(other) <= range;
         }
 
         protected boolean linkValid(){
-            if(tile == null) return false;
             if(link == -1) return false;
-            Tilec link = world.ent(this.link);
+            Tile link = world.tile(this.link);
-
+            return link != null && link.block() instanceof MassDriver && link.team() == tile.team() && tile.dst(link) <= range;
-            return link != null && link.block() instanceof MassDriver && link.team() == team && tile.dst(link) <= range;
         }
 
         @Override

core/src/mindustry/world/blocks/payloads/BlockPayload.java

@@ -17,6 +17,10 @@ public class BlockPayload implements Payload{
         this.entity = block.newEntity().create(block, team);
     }
 
+    public BlockPayload(Tilec entity){
+        this.entity = entity;
+    }
+
     public Block block(){
         return entity.block();
     }

core/src/mindustry/world/blocks/production/ResearchBlock.java

@@ -1,5 +1,6 @@
 package mindustry.world.blocks.production;
 
+import arc.scene.ui.layout.*;
 import arc.util.ArcAnnotate.*;
 import arc.util.io.*;
 import mindustry.*;
@@ -16,6 +17,7 @@ public class ResearchBlock extends Block{
         solid = true;
         hasPower = true;
         hasItems = true;
+        configurable = true;
     }
 
     public class ResearchBlockEntity extends TileEntity{
@@ -26,6 +28,11 @@ public class ResearchBlock extends Block{
 
         }
 
+        @Override
+        public void buildConfiguration(Table table){
+
+        }
+
         @Override
         public void write(Writes write){
             super.write(write);

core/src/mindustry/world/blocks/storage/LaunchPad.java

@@ -54,6 +54,8 @@ public class LaunchPad extends Block{
         public void draw(){
             super.draw();
 
+            if(!Vars.state.isCampaign()) return;
+
             if(lightRegion.found()){
                 Draw.color(lightColor);
                 float progress = Math.min((float)items.total() / itemCapacity, timer.getTime(timerLaunch) / (launchTime / timeScale));
@@ -89,6 +91,7 @@ public class LaunchPad extends Block{
 
         @Override
         public void updateTile(){
+            if(!Vars.state.isCampaign()) return;
 
             //launch when full and base conditions are met
             if(items.total() >= itemCapacity && efficiency() >= 1f && timer(timerLaunch, launchTime / timeScale)){