diff --git a/server/gameserver/android.ai.cc b/server/gameserver/android.ai.cc
index fe96022..b7ae562 100644
--- a/server/gameserver/android.ai.cc
+++ b/server/gameserver/android.ai.cc
@@ -1,6 +1,8 @@
 #include "precompile.h"
 
 #include "android.ai.h"
+#include "android.h"
+#include "movement.h"
 
 void AndroidAI::Update(int delta_time)
 {
@@ -78,7 +80,11 @@ void AndroidAI::DoThink()
 
 void AndroidAI::DoMove()
 {
+    if (owner->movement) {
+        if (owner->movement->Arrived()) {
 
+        }
+    }
 }
 
 void AndroidAI::DoAttack()
diff --git a/server/gameserver/app.cc b/server/gameserver/app.cc
index 0e5e867..04a1438 100755
--- a/server/gameserver/app.cc
+++ b/server/gameserver/app.cc
@@ -59,6 +59,13 @@ static void SavePerfLog()
 
 void App::Init(int argc, char* argv[])
 {
+    #if 0
+    {
+        Vector2D v1(1, 1);
+        Vector2D v2 = v1.Rotate(-0.25);
+        int i = 0;
+    }
+    #endif
     signal(SIGPIPE, SIG_IGN);
     this->argc = argc;
     this->argv = argv;
diff --git a/server/gameserver/main.cc b/server/gameserver/main.cc
index b413131..7dffbf1 100644
--- a/server/gameserver/main.cc
+++ b/server/gameserver/main.cc
@@ -1,15 +1,11 @@
 #include "precompile.h"
-#if 0
 #include "app.h"
-#endif
 
 int main(int argc, char* argv[])
 {
     int exitcode = 0;
-    #if 0
     App::Instance()->Init(argc, argv);
     exitcode = App::Instance()->Run();
     App::Instance()->UnInit();
-    #endif
     return exitcode;
 }
diff --git a/server/gameserver/movement.cc b/server/gameserver/movement.cc
index a9da52c..b6017b2 100644
--- a/server/gameserver/movement.cc
+++ b/server/gameserver/movement.cc
@@ -25,6 +25,11 @@ bool MovementComponent::GetMovePosition(int delta_time, Vector2D& out_pos)
     return true;
 }
 
+bool MovementComponent::Arrived()
+{
+    return path_index_ >= paths_.size();
+}
+
 void MovementComponent::AddPathPoint(Vector2D& pos, float distance, float speed)
 {
     MovePathPoint& point = a8::FastAppend(paths_);
diff --git a/server/gameserver/movement.h b/server/gameserver/movement.h
index f8fcbd7..dadcf3e 100644
--- a/server/gameserver/movement.h
+++ b/server/gameserver/movement.h
@@ -14,6 +14,7 @@ class MovementComponent
 
     virtual void Update(int delta_time);
     bool GetMovePosition(int delta_time, Vector2D& out_pos);
+    bool Arrived();
     void AddPathPoint(Vector2D& pos, float distance, float speed);
     void ClearPath();
 
diff --git a/server/gameserver/types.cc b/server/gameserver/types.cc
index 9058c0b..75b4a99 100644
--- a/server/gameserver/types.cc
+++ b/server/gameserver/types.cc
@@ -41,3 +41,10 @@ Vector2D Vector2D::operator * (float scale)
     Eigen::Vector2f v = Eigen::Vector2f(x, y) * scale;
     return Vector2D(v[0], v[1]);
 }
+
+Vector2D Vector2D::Rotate(float angle)
+{
+    Eigen::Vector3f v(x, y, 0);
+    v = Eigen::AngleAxisf(angle * 3.1415926f, Eigen::Vector3f::UnitZ()) * v;
+    return Vector2D(v[0], v[1]);
+}
diff --git a/server/gameserver/types.h b/server/gameserver/types.h
index c54ceda..7905345 100755
--- a/server/gameserver/types.h
+++ b/server/gameserver/types.h
@@ -28,4 +28,5 @@ struct Vector2D
     Vector2D operator + (const Vector2D& b);
     Vector2D operator - (const Vector2D& b);
     Vector2D operator * (float scale);
+    Vector2D Rotate(float angle);
 };