bug fix (Issue #34, #39)

Assets/Scenes/Test.unity

@@ -658,6 +658,7 @@ MonoBehaviour:
   wintext: {fileID: 512200287}
   _pathUI: {fileID: 1496132462}
   levelManager: {fileID: 279236944}
+  player: {fileID: 739347346}
   pathRenderer: {fileID: 948598108}
 --- !u!4 &394305456
 Transform:

Assets/Scripts/UIManager.cs

@@ -16,7 +16,6 @@ public class UIManager : MonoBehaviour
     LogScaleSlider velocityslider;
     [SerializeField]
     LogScaleSlider accelslider;
-
     [SerializeField]
     private Text interactText;
 
@@ -29,7 +28,7 @@ public class UIManager : MonoBehaviour
     public Text wintext;
     public GameObject _pathUI;
     public LevelManager levelManager;
-
+    public PlayerMovement player;
     public PathRenderer pathRenderer;
     
     private int prevSelectPathNum = -1;
@@ -157,19 +156,30 @@ public class UIManager : MonoBehaviour
 
     private Vector3 getMouseClickPosition(RaycastHit hit)
     {
-        var tmp = Camera.main.WorldToScreenPoint(hit.point);
-        return tmp - canvasSize * 0.5f + middlePoint;
+        var point = Camera.main.WorldToScreenPoint(hit.point);
+        return point - canvasSize * 0.5f + middlePoint;
     }
 
-    private Vector3 getDestVector(Vector3 hitVector1, Vector3 hitVector2, int pathNum)
+    private Vector3 getDestVector(Vector3 ScreenVector, Vector3 RealVector)
     {
-        hitVector1.z = 0;
-        var v = square.GetDestPoint(pathNum) - hitVector2;
-        var k = hitVector1.magnitude / hitVector2.magnitude;
+        RealVector = getXYVectorfromXZVector(RealVector);
+        var v = square.GetDestPoint(prevSelectPathNum) - RealVector;
+        var k = ScreenVector.magnitude / RealVector.magnitude;
 
         return k * v;
     }
 
+    private Vector3 getVectorFromAtoB(Vector3 a, Vector3 b)
+    {
+        var ret = b - a;
+        return ret;
+    }
+
+    private Vector3 getXYVectorfromXZVector(Vector3 v)
+    {
+        return new Vector3(v.x, v.z, 0.0f);
+    }
+
     private void updatePathInfo(GameObject obj, int pathNum)
     {
         pathName.text = obj.name;
@@ -196,15 +206,14 @@ public class UIManager : MonoBehaviour
 
                     if (pathNum != prevSelectPathNum)
                     {
+                        prevSelectPathNum = pathNum;
                         updatePathInfo(obj, pathNum);
 
                         var mouseClickPosition = getMouseClickPosition(hit1);
-                        var v = getDestVector(mouseClickPosition - middlePoint, new Vector3(hit2.point.x, hit2.point.z, 0.0f), pathNum);
+                        var v = getDestVector(getVectorFromAtoB(middlePoint, mouseClickPosition), getVectorFromAtoB(player.transform.position, hit2.point));
 
                         _pathUI.transform.position = mouseClickPosition + v;
                         _pathUI.SetActive(true);
-
-                        prevSelectPathNum = pathNum;
                     }
                 }
                 else