selectable objects in practice

src/main/java/xyz/valnet/hadean/gameobjects/Pawn.java

@@ -8,6 +8,7 @@ import static xyz.valnet.engine.util.Math.lerp;
 
 import xyz.valnet.engine.graphics.Drawing;
 import xyz.valnet.engine.math.Vector2f;
+import xyz.valnet.engine.math.Vector4f;
 import xyz.valnet.engine.scenegraph.GameObject;
 import xyz.valnet.hadean.Tile;
 import xyz.valnet.hadean.pathfinding.AStarPathfinder;
@@ -17,7 +18,7 @@ import xyz.valnet.hadean.pathfinding.Path;
 import xyz.valnet.hadean.scenes.GameScene;
 import xyz.valnet.hadean.util.Assets;
 
-public class Pawn extends GameObject {
+public class Pawn extends GameObject implements ISelectable {
 
   private float x = 0.5f, y = 0.5f;
   private float dx, dy;
@@ -26,7 +27,7 @@ public class Pawn extends GameObject {
 
   private Path path;
 
-  private final float speed = 50f;
+  private final float speed = 70f;
 
   private Camera camera;
   private Terrain terrain;
@@ -125,5 +126,18 @@ public class Pawn extends GameObject {
     y = nextNode.y + 0.5f;
     counter = 0;
   }
+
+  @Override
+  public Vector4f getWorldBox() {
+    if(path != null && !path.isComplete()) {
+      float t = counter / speed;
+      Node n = path.peek();
+      float x1 = lerp(x - 0.5f, n.x, t);
+      float y1 = lerp(y - 0.5f, n.y, t);
+      return new Vector4f(x1, y1, x1 + 1, y1 + 1);
+    } else {
+      return new Vector4f(x - 0.5f, y - 0.5f, x + 0.5f, y + 0.5f);
+    }
+  }
   
 }

src/main/java/xyz/valnet/hadean/gameobjects/Tree.java

@@ -1,9 +1,10 @@
 package xyz.valnet.hadean.gameobjects;
 
+import xyz.valnet.engine.math.Vector4f;
 import xyz.valnet.engine.scenegraph.GameObject;
 import xyz.valnet.hadean.util.Assets;
 
-public class Tree extends GameObject implements ITileThing {
+public class Tree extends GameObject implements ITileThing, ISelectable {
   private Camera camera;
 
   private int x, y;
@@ -26,4 +27,9 @@ public class Tree extends GameObject implements ITileThing {
   public boolean isWalkable() {
     return false;
   }
+
+  @Override
+  public Vector4f getWorldBox() {
+    return new Vector4f(x - 1, y - 2, x + 2, y + 1);
+  }
 }