Added delete function in VertexArray

src/engine/Engine.java

@@ -183,6 +183,7 @@ public class Engine {
     }
 
     public void remove_objectGl(ObjectGl obj) {
+        obj.delete();
         this.objectsGl.remove(obj);
     }
 

src/engine/graphics/VertexArray.java

@@ -86,4 +86,15 @@ public class VertexArray {
         unbind();
     }
 
+    /**
+     * Delete every buffers used
+     */
+    public void delete(){
+        glDeleteBuffers(VBO);
+        glDeleteBuffers(EBO);
+        glDeleteBuffers(CBO);
+        glDeleteBuffers(TBO);
+        glDeleteVertexArrays(VAO);
+    }
+
 }

src/engine/object/ObjectGl.java

@@ -291,4 +291,8 @@ public class ObjectGl {
         this.shader.disable();
     }
 
+    public void delete(){
+        this.vertexArray.delete();
+    }
+
 }