Added a minot feature for PathRenderer to interact with mouse clicks - 1

Assets/Scenes/SampleScene.unity

@@ -371,6 +371,7 @@ GameObject:
   serializedVersion: 6
   m_Component:
   - component: {fileID: 818789543}
+  - component: {fileID: 818789541}
   - component: {fileID: 818789542}
   m_Layer: 0
   m_Name: PathRenderer
@@ -379,6 +380,20 @@ GameObject:
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
   m_IsActive: 1
+--- !u!114 &818789541
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 818789540}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 8f30fcfb85a9c704291c91129b0b8f0c, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  square: {fileID: 1577789449}
+  PathCollider: {fileID: 1059381751}
 --- !u!120 &818789542
 LineRenderer:
   m_ObjectHideFlags: 0
@@ -488,6 +503,98 @@ Transform:
   m_Father: {fileID: 0}
   m_RootOrder: 2
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!1 &1059381751
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1059381755}
+  - component: {fileID: 1059381754}
+  - component: {fileID: 1059381753}
+  - component: {fileID: 1059381752}
+  m_Layer: 0
+  m_Name: PathCollider
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!136 &1059381752
+CapsuleCollider:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1059381751}
+  m_Material: {fileID: 0}
+  m_IsTrigger: 0
+  m_Enabled: 1
+  m_Radius: 0.5
+  m_Height: 2
+  m_Direction: 1
+  m_Center: {x: 0, y: 0, z: 0}
+--- !u!23 &1059381753
+MeshRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1059381751}
+  m_Enabled: 1
+  m_CastShadows: 1
+  m_ReceiveShadows: 1
+  m_DynamicOccludee: 1
+  m_MotionVectors: 1
+  m_LightProbeUsage: 1
+  m_ReflectionProbeUsage: 1
+  m_RenderingLayerMask: 1
+  m_RendererPriority: 0
+  m_Materials:
+  - {fileID: 10303, guid: 0000000000000000f000000000000000, type: 0}
+  m_StaticBatchInfo:
+    firstSubMesh: 0
+    subMeshCount: 0
+  m_StaticBatchRoot: {fileID: 0}
+  m_ProbeAnchor: {fileID: 0}
+  m_LightProbeVolumeOverride: {fileID: 0}
+  m_ScaleInLightmap: 1
+  m_PreserveUVs: 0
+  m_IgnoreNormalsForChartDetection: 0
+  m_ImportantGI: 0
+  m_StitchLightmapSeams: 1
+  m_SelectedEditorRenderState: 3
+  m_MinimumChartSize: 4
+  m_AutoUVMaxDistance: 0.5
+  m_AutoUVMaxAngle: 89
+  m_LightmapParameters: {fileID: 0}
+  m_SortingLayerID: 0
+  m_SortingLayer: 0
+  m_SortingOrder: 0
+--- !u!33 &1059381754
+MeshFilter:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1059381751}
+  m_Mesh: {fileID: 10208, guid: 0000000000000000e000000000000000, type: 0}
+--- !u!4 &1059381755
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1059381751}
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: -15.01, y: 5, z: -1}
+  m_LocalScale: {x: 2, y: 0.5, z: 0}
+  m_Children: []
+  m_Father: {fileID: 0}
+  m_RootOrder: 4
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &1577789448
 GameObject:
   m_ObjectHideFlags: 0
@@ -522,7 +629,6 @@ MonoBehaviour:
   speedVector: {x: 0, y: 0}
   gameSpeed: 20
   properTime: 0
-  pathRenderer: {fileID: 818789542}
   pathList: []
 --- !u!212 &1577789450
 SpriteRenderer:

Assets/Scripts/Constants.cs

@@ -9,4 +9,9 @@ public static class Constants
     {
         return 1 / Mathf.Sqrt((1 - (float)((v / c) * (v / c))));
     }
+
+    public static double RadianToDegree(double r)
+    {
+        return r * 180 / Mathf.PI;
+    }
 }

Assets/Scripts/PathRenderer.cs

@@ -2,18 +2,23 @@
 using System.Collections.Generic;
 using UnityEngine;
 using System.Linq;
+using System;
 
 public class PathRenderer : MonoBehaviour
 {
     [SerializeField]
     Square square;
+    [SerializeField]
+    GameObject PathCollider;
 
     LineRenderer _pathRenderer;
     float _zPosition => square.transform.position.z;
-
+    float _originalPathColliderY;
     // Start is called before the first frame update
     void Start()
     {
+        _originalPathColliderY = PathCollider.transform.localScale.y;
+
         _pathRenderer = GetComponent<LineRenderer>();
         _ResetPaths();
     }
@@ -39,6 +44,17 @@ public class PathRenderer : MonoBehaviour
                 }
             }
         }
+
+        if (Input.GetMouseButtonDown(0))
+        {
+            RaycastHit hit;
+            var ray = Camera.main.ScreenPointToRay(Input.mousePosition);
+
+            if (Physics.Raycast(ray, out hit))
+            {
+                Debug.Log(hit.collider.gameObject.name);
+            }
+        }
     }
 
     private void _DrawOnePath(Vector3 point)
@@ -48,6 +64,7 @@ public class PathRenderer : MonoBehaviour
         square.pathList[0] = transform.position;
         square.pathList[1] = point;
         _pathRenderer.SetPositions(square.pathList.ToArray());
+        _modifyCapsule();
     }
 
     private void _ResetPaths()
@@ -66,4 +83,19 @@ public class PathRenderer : MonoBehaviour
         _pathRenderer.positionCount = square.pathList.Count();
         _pathRenderer.SetPositions(square.pathList.ToArray());
     }
+
+    private void _modifyCapsule()
+    {
+        PathCollider.transform.localScale = new Vector3(2, _originalPathColliderY, 0);
+        PathCollider.transform.eulerAngles = new Vector3(0, 0,
+            (float)Constants.RadianToDegree(Mathf.PI / 2 +
+                Mathf.Atan
+                (square.GetTangent(
+                    square.GetNthPath(0)))));
+
+        float _newY = square.GetNthPath(0).magnitude;
+        PathCollider.transform.localScale = new Vector3(2, _newY * _originalPathColliderY, 0);
+
+        PathCollider.transform.position = square.GetNthPath(0) / 2;
+    }
 }

Assets/Scripts/Square.cs

@@ -8,4 +8,14 @@ public class Square : FlatLandObject
 {
     public List<Vector3> pathList = new List<Vector3>();
     private float _zPosition => transform.position.z;
+
+    public Vector3 GetNthPath(int n) // Get a path from (n)th destination to (n+1)th destination.
+    {
+        return pathList[n + 1] - pathList[n];
+    }
+
+    public float GetTangent(Vector3 v)
+    {
+        return v.y / v.x;
+    }
 }