added more visibility to the spawn method

Author: NoeBrt

Assets/Scripts/Barnes-Hut/GalaxySimulationBH.cs

@@ -21,17 +21,29 @@ public void Spawn()
         Delete();
         UiValues = new Dictionary<string, float>();
         sliders.ForEach(slider => UiValues.Add(slider.name, slider.value));
-        root = new TreeNode(50,new Vector3(-UiValues["GalaxyRadius"] * 3 / 2f, -UiValues["GalaxyRadius"] * 3 / 2f),UiValues["GalaxyRadius"]*3f);
+
+        float galaxyRadius = UiValues["GalaxyRadius"];
+        float galaxyThickness = UiValues["GalaxyThickness"];
+        float starInitialVelocity = UiValues["StarInitialVelocity"];
+        int starCount = (int)UiValues["StarCount"];
+
+        root = new TreeNode(50, new Vector3(-galaxyRadius * 3 / 2f, -galaxyRadius * 3 / 2f), galaxyRadius * 3f);
         List<Star> stars = new List<Star>();
-        for (int i = 0; i < UiValues["StarCount"]; i++)
+
+        for (int i = 0; i < starCount; i++)
         {
-            stars.Add(Instantiate(starPrefab, DiscPos(Random.Range(0f, 360f), Random.Range(-UiValues["GalaxyThickness"], UiValues["GalaxyThickness"]), Random.Range(-UiValues["GalaxyRadius"], UiValues["GalaxyRadius"])), starPrefab.transform.rotation, transform));
-            stars[i].velocity = new Vector3((stars[i].transform.position.x * Mathf.Cos(90f)) - (stars[i].transform.position.z * Mathf.Sin(90f)), 0f, (stars[i].transform.position.z * Mathf.Cos(90f)) + (stars[i].transform.position.x * Mathf.Sin(90f))).normalized * UiValues["StarInitialVelocity"];
-            root.InsertToNode(stars[i]);
+            Vector3 randomPosition = DiscPos(Random.Range(0f, 360f), Random.Range(-galaxyThickness, galaxyThickness), Random.Range(-galaxyRadius, galaxyRadius));
+            Quaternion rotation = starPrefab.transform.rotation;
+
+            Star star = Instantiate(starPrefab, randomPosition, rotation, transform);
+            star.velocity = new Vector3((star.transform.position.x * Mathf.Cos(90f)) - (star.transform.position.z * Mathf.Sin(90f)), Random.Range(-1f, 1f), (star.transform.position.z * Mathf.Cos(90f)) + (star.transform.position.x * Mathf.Sin(90f))).normalized * starInitialVelocity;
+
+            stars.Add(star);
+            root.InsertToNode(star);
         }
-        galaxy = new Galaxy(stars, UiValues["GalaxyRadius"], UiValues["GalaxyRadius"], UiValues["StarInitialVelocity"]);
-        simulationStarted = true;
 
+        galaxy = new Galaxy(stars, galaxyRadius, galaxyRadius, starInitialVelocity);
+        simulationStarted = true;
     }
     public void Delete()
     {
@@ -60,7 +72,7 @@ public void Update()
                 setStarColor(star);
             }
             root.ComputeMassDistribution(UiValues["BlackHoleMass"]);
-            //  center_galaxy();
+           //   center_galaxy();
             displayInfoCount();
 
         }