Add Unity3D projects

year3/semester1/CT3536: Games Programming/project/Assets/RoadArchitect/Scripts/Navigation.cs

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+using UnityEngine;
+
+
+namespace RoadArchitect
+{
+    public static class Navigation
+    {
+        /// <summary> Resets navigation and then links each node with previous and next node </summary>
+        public static void UpdateConnectedNodes()
+        {
+            InitResetNavigationData();
+
+            Object[] allSplines = GameObject.FindObjectsOfType<SplineC>();
+
+            //Store connected spline nodes on each other:
+            SplineN node;
+            foreach (SplineC spline in allSplines)
+            {
+                int nodeCount = spline.nodes.Count;
+                for (int i = 0; i < nodeCount; i++)
+                {
+                    node = spline.nodes[i];
+                    //Add next node if not last node:
+                    if ((i + 1) < nodeCount)
+                    {
+                        node.connectedID.Add(spline.nodes[i + 1].id);
+                        node.connectedNode.Add(spline.nodes[i + 1]);
+                    }
+                    //Add prev node if not first node:
+                    if (i > 0)
+                    {
+                        node.connectedID.Add(spline.nodes[i - 1].id);
+                        node.connectedNode.Add(spline.nodes[i - 1]);
+                    }
+                }
+            }
+        }
+
+
+        /// <summary> Resets navigation data of all splines and their nodes </summary>
+        public static void InitResetNavigationData()
+        {
+            Object[] allSplines = GameObject.FindObjectsOfType<SplineC>();
+            foreach (SplineC spline in allSplines)
+            {
+                foreach (SplineN node in spline.nodes)
+                {
+                    node.ResetNavigationData();
+                }
+                spline.ResetNavigationData();
+            }
+        }
+    }
+}