#Raycasting in unity | #Ray cast hit detection unity c# in less than 1 min | Code in description

using UnityEngine; /* Logic : A ray is cast in forward direction. If it hits anything color of ray changes to yellow else it will be white. You can perform the activity on hit detection */ public class RaycastHitdetection : MonoBehaviour { ////// it is better to perform physics related work in fixed updated rather than update //////// void FixedUpdate() { RaycastHit hit; // Syntax : Physics.Raycast(Vector3 startPosition,Vector3 direction e.f transform.forward/up, out hit, float distance)); bool hasHit= Physics.Raycast(transform.position, transform.TransformDirection(Vector3.forward), out hit, Mathf.Infinity); // Does the ray intersect any objects if (hasHit==true) { ////////// this simply draws a ray from transform object till the object it has hit ///////// Debug.DrawRay(transform.position, transform.TransformDirection(Vector3.forward) * hit.distance, Color.yellow); Debug.Log("Did Hit"); } else { Debug.DrawRay(transform.position, transform.TransformDirection(Vector3.forward) * 1000, Color.white); Debug.Log("Did not Hit"); } } }