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Question by xyxx · Nov 21, 2016 at 06:51 AM · c#collisionphysicsgravitycollision detection

Object refuses to collide

Im trying to implement bunnyhopping as a mechanic in my game, but collisions dont work if I use MoveGround as the movement function, but collision work if I use the CharacterController Move function. The capsule the script is attached to just falls through a cube I have as a floor.

If anyone could help solve this that would be fantastic

 public class PlayerScript : MonoBehaviour 
 {
 
     public float moveSpeed = 0;
     public float jumpHeight = 0;
     public float gravity = 0;
 
     public float friction = 0;
     public float groundAccelerate = 0;
     public float airAccelerate = 0;
 
     public float maxVelocityGround = 0;
     public float maxVelocityAir = 0;
 
     CharacterController player;
     Vector3 currPos;
     Vector3 nextPos;
 
     float distance;
     int platLayer;
 
     void Start () 
     {
         player = GetComponent<CharacterController>();
         currPos = transform.position;
         distance = player.radius + 0.2f;
     }
     
     void Update () 
     {
 
         if(player.isGrounded)
         {
             nextPos = new Vector3(Input.GetAxis("Horizontal"), 0, Input.GetAxis("Vertical"));
             nextPos = transform.TransformDirection(nextPos);
             nextPos *= moveSpeed;
             if(Input.GetKey(KeyCode.Space))
             {
                 nextPos.y = jumpHeight;
             }
         }
 
         transform.position -= Vector3.up * gravity * Time.deltaTime;
         transform.position += MoveGround(nextPos, currPos) * Time.deltaTime;
 
         /*  Collision Checking  */
         RaycastHit hit;
 
         Vector3 p1 = transform.position + Vector3.up * 0.25f;
         Vector3 p2 = p1 + Vector3.up * player.height;
 
         for(int i=0; i<360; i+=36)
         {
             if(Physics.CapsuleCast(p1,p2,0,new Vector3(Mathf.Cos(i), 0, Mathf.Sin(i)), out hit, distance, 1 << platLayer))
             {
                 player.Move(hit.normal*(distance-hit.distance));
             }
         }
     
     }
 
     private Vector3 Accel(Vector3 accelDir, Vector3 prevVelocity, float accelerate, float mVel)
     {
         float projVel = Vector3.Dot(prevVelocity, accelDir);
         float accelVel = accelerate * Time.fixedDeltaTime;
 
         if(projVel + accelVel > mVel){ accelVel = mVel - projVel; }
 
         return prevVelocity + accelDir * accelVel;
     }
 
     private Vector3 MoveGround(Vector3 accelDir, Vector3 prevVelocity)
     {
         float speed = prevVelocity.magnitude;
         if (speed != 0)
         {
             float drop = speed * friction * Time.fixedDeltaTime;
             prevVelocity *= Mathf.Max(speed - drop, 0) / speed;
         }
         return Accel(accelDir, prevVelocity, groundAccelerate, maxVelocityGround);
     }
 
     private Vector3 MoveAir(Vector3 accelDir, Vector3 prevVelocity)
     {
         return Accel(accelDir, prevVelocity, airAccelerate, maxVelocityAir);
     }
 }
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