feat: un peu quoi

src/main/java/com/tocard/cam/Camera.java

@@ -11,13 +11,18 @@ public class Camera extends JavaPlugin {
 
     public static List<Location> locations;
     public static Logger logger;
+    public static Camera plugin;
+    public static float t;
 
     @Override
     public void onEnable() {
+        plugin = this;
+
         // setup commands
         this.getCommand("point").setExecutor(new NewPoint());
         this.getCommand("points").setExecutor(new ListPoints());
         this.getCommand("goto").setExecutor(new GotoPoint());
+        this.getCommand("test").setExecutor(new Test());
 
         // init logger
         logger = getLogger();

src/main/java/com/tocard/cam/Test.java

@@ -0,0 +1,51 @@
+package com.tocard.cam;
+
+import java.util.logging.Level;
+
+import org.bukkit.Location;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.Bukkit;
+import java.util.ArrayList;
+
+public class Test implements CommandExecutor {
+
+    // This method is called, when somebody uses our command
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
+        if (sender instanceof Player) {
+            try {
+                Bukkit.getScheduler().cancelTask(Integer.parseInt(args[0]));
+
+            } catch (Exception e) {
+                Player player = (Player) sender;
+
+                Camera.t = 0;
+
+                int taskID = Bukkit.getScheduler().scheduleSyncDelayedTask(Camera.plugin, new Runnable() {
+                    @Override
+                    public void run() {
+                        ArrayList<Location> P = new ArrayList<>(Camera.locations);
+
+                        int N = P.size();
+                        for (int k = N - 1; k > 0; k--) {
+                            for (int i = 0; i < k; i++) {
+                                P.set(i, P.get(i).multiply(1 - Camera.t).add(P.get(i + 1).multiply(Camera.t)));
+                            }
+                        }
+
+                        player.teleport(P.get(0));
+
+                        Camera.t += 0.01;
+                        Camera.t %= 1;
+                    }
+                }, 0, 0);
+                Bukkit.broadcastMessage("" + taskID);
+            }
+
+        }
+        return true;
+    }
+}

src/main/resources/plugin.yml

@@ -17,3 +17,7 @@ commands:
     description: Goto camera n°i
     usage: /goto i
     permission: com.tocard.cam.listPoints
+  test:
+    description: Test
+    usage: /test
+    permission: com.tocard.cam.listPoints