less (less) terrible physics

build.gradle

@@ -25,7 +25,7 @@ allprojects {
         appName = 'Mindustry'
         gdxVersion = '1.9.8'
         roboVMVersion = '2.3.0'
-        uCoreVersion = 'f5ae8c0d58b6b7b42e95e57114220b11beb43fb3'
+        uCoreVersion = '1042ca8a3959a1354f5249acc89e396035a3f266'
 
         getVersionString = {
             String buildVersion = getBuildVersion()

core/src/io/anuke/mindustry/entities/Player.java

@@ -495,6 +495,8 @@ public class Player extends Unit implements BuilderTrait, CarryTrait, ShooterTra
             spawner = -1;
         }
 
+        avoidOthers(1f);
+
         Tile tile = world.tileWorld(x, y);
 
         boostHeat = Mathf.lerpDelta(boostHeat, (tile != null && tile.solid()) || (isBoosting && ((!movement.isZero() && moved) || !isLocal)) ? 1f : 0f, 0.08f);

core/src/io/anuke/mindustry/entities/Unit.java

@@ -2,6 +2,7 @@ package io.anuke.mindustry.entities;
 
 import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import com.badlogic.gdx.math.Rectangle;
 import com.badlogic.gdx.math.Vector2;
 import io.anuke.mindustry.content.blocks.Blocks;
 import io.anuke.mindustry.entities.traits.*;
@@ -39,6 +40,9 @@ public abstract class Unit extends DestructibleEntity implements SaveTrait, Targ
     /**Maximum absolute value of a velocity vector component.*/
     public static final float maxAbsVelocity = 127f / velocityPercision;
 
+    private static final Rectangle queryRect = new Rectangle();
+    private static final Vector2 moveVector = new Vector2();
+
     public final UnitInventory inventory = new UnitInventory(this);
     public float rotation;
     public float hitTime;
@@ -182,6 +186,18 @@ public abstract class Unit extends DestructibleEntity implements SaveTrait, Targ
         return status.hasEffect(effect);
     }
 
+    public void avoidOthers(float scaling){
+        getHitbox(queryRect);
+        queryRect.setSize(queryRect.getWidth() * scaling);
+
+        Units.getNearby(queryRect, t -> {
+            if(t == this || t.getCarrier() == this || getCarrier() == t || t.isFlying() != isFlying()) return;
+            float dst = distanceTo(t);
+            moveVector.set(x, y).sub(t.getX(), t.getY()).setLength(1f * (1f - (dst / queryRect.getWidth())));
+            applyImpulse(moveVector.x, moveVector.y);
+        });
+    }
+
     public TileEntity getClosestCore(){
         TeamData data = state.teams.get(team);
 

core/src/io/anuke/mindustry/entities/units/BaseUnit.java

@@ -41,6 +41,7 @@ import static io.anuke.mindustry.Vars.*;
 
 /**Base class for AI units.*/
 public abstract class BaseUnit extends Unit implements ShooterTrait{
+
     protected static int timerIndex = 0;
 
     protected static final int timerTarget = timerIndex++;
@@ -305,11 +306,10 @@ public abstract class BaseUnit extends Unit implements ShooterTrait{
             return;
         }
 
-        if(!Net.client()){
+        avoidOthers(1.2f);
 
-            if(spawner != -1 && (world.tile(spawner) == null || world.tile(spawner).entity == null)){
+        if(spawner != -1 && (world.tile(spawner) == null || world.tile(spawner).entity == null)){
-                damage(health);
+            damage(health);
-            }
         }
 
         if(squad != null){

core/src/io/anuke/mindustry/entities/units/GroundUnit.java

@@ -121,10 +121,6 @@ public abstract class GroundUnit extends BaseUnit{
 
         stuckTime = !vec.set(x, y).sub(lastPosition()).isZero(0.0001f) ? 0f : stuckTime + Timers.delta();
 
-        if(!velocity.isZero(0.0001f) && (Units.invalidateTarget(target, this) || (distanceTo(target) > getWeapon().getAmmo().getRange()))){
-            rotation = Mathf.slerpDelta(rotation, velocity.angle(), type.rotatespeed);
-        }
-
         if(!velocity.isZero()){
             baseRotation = Mathf.slerpDelta(baseRotation, velocity.angle(), 0.05f);
         }
@@ -249,6 +245,8 @@ public abstract class GroundUnit extends BaseUnit{
         if((tile == null || tile.solid() || tile.floor().drownTime > 0) || stuckTime > 10f){
             baseRotation += Mathf.sign(id % 2 - 0.5f) * Timers.delta() * 3f;
         }
+
+        rotation = Mathf.slerpDelta(rotation, velocity.angle(), type.rotatespeed);
     }
 
     protected void circle(float circleLength){
@@ -272,7 +270,10 @@ public abstract class GroundUnit extends BaseUnit{
 
         if(tile == targetTile) return;
 
+        float angle = angleTo(targetTile);
+
         velocity.add(vec.trns(angleTo(targetTile), type.speed));
+        rotation = Mathf.slerpDelta(rotation, angle, type.rotatespeed);
     }
 
     protected void moveAwayFromCore(){
@@ -293,6 +294,9 @@ public abstract class GroundUnit extends BaseUnit{
 
         if(tile == targetTile || core == null || distanceTo(core) < 90f) return;
 
+        float angle = angleTo(targetTile);
+
         velocity.add(vec.trns(angleTo(targetTile), type.speed));
+        rotation = Mathf.slerpDelta(rotation, angle, type.rotatespeed);
     }
 }

core/src/io/anuke/mindustry/maps/Sectors.java

@@ -296,8 +296,6 @@ public class Sectors{
 
             return null;
         });
-
-
     }