Turret pattern rewrite

core/src/mindustry/entities/pattern/ShootAlternate.java

@@ -1,6 +1,6 @@
 package mindustry.entities.pattern;
 
-public class AlternatePattern extends ShotPattern{
+public class ShootAlternate extends ShootPattern{
     /** number of barrels used for shooting. */
     public int barrels = 2;
     /** spread between barrels, in world units - not degrees. */

core/src/mindustry/entities/pattern/ShootBarrel.java

@@ -0,0 +1,16 @@
+package mindustry.entities.pattern;
+
+public class ShootBarrel extends ShootPattern{
+    /** barrels [in x, y, rotation] format. */
+    public float[] barrels = {0f, 0f, 0f};
+    /** offset of barrel to start on */
+    public int barrelOffset = 0;
+
+    @Override
+    public void shoot(int totalShots, BulletHandler handler){
+        for(int i = 0; i < shots; i++){
+            int index = ((i + totalShots + barrelOffset) % (barrels.length / 3)) * 3;
+            handler.shoot(barrels[index], barrels[index + 1], barrels[index + 2], firstShotDelay + shotDelay * i);
+        }
+    }
+}

core/src/mindustry/entities/pattern/ShootMulti.java

@@ -1,15 +1,15 @@
 package mindustry.entities.pattern;
 
-public class MultiPattern extends ShotPattern{
-    public ShotPattern source;
-    public ShotPattern[] dest = {};
+public class ShootMulti extends ShootPattern{
+    public ShootPattern source;
+    public ShootPattern[] dest = {};
 
-    public MultiPattern(ShotPattern source, ShotPattern... dest){
+    public ShootMulti(ShootPattern source, ShootPattern... dest){
         this.source = source;
         this.dest = dest;
     }
 
-    public MultiPattern(){
+    public ShootMulti(){
     }
 
     @Override

core/src/mindustry/entities/pattern/ShootPattern.java

@@ -1,7 +1,7 @@
 package mindustry.entities.pattern;
 
 /** Handles different types of bullet patterns for shooting. */
-public class ShotPattern{
+public class ShootPattern{
     /** amount of shots per "trigger pull" */
     public int shots = 1;
     /** delay in ticks before first shot */

core/src/mindustry/entities/pattern/ShootSine.java

@@ -2,18 +2,18 @@ package mindustry.entities.pattern;
 
 import arc.math.*;
 
-public class SinePattern extends ShotPattern{
+public class ShootSine extends ShootPattern{
     /** scaling applied to bullet index */
     public float scl = 4f;
     /** magnitude of sine curve for position displacement */
     public float mag = 20f;
 
-    public SinePattern(float scl, float mag){
+    public ShootSine(float scl, float mag){
         this.scl = scl;
         this.mag = mag;
     }
 
-    public SinePattern(){
+    public ShootSine(){
     }
 
     @Override

core/src/mindustry/entities/pattern/ShootSpread.java

@@ -1,6 +1,6 @@
 package mindustry.entities.pattern;
 
-public class SpreadPattern extends ShotPattern{
+public class ShootSpread extends ShootPattern{
     /** spread between bullets, in degrees. */
     public float spread = 5f;