unity 2d controler
public float speed;
public float jumpForce;
public float moveInput;
public Transform groundCheck;
public float checkRadius;
public LayerMask whatIsGround;
public int extraJump;
public int ejV;
private bool isGrounded;
private bool facingRight = true;
private Rigidbody2D rb;
void Start()
{
extraJump = ejV;
rb = GetComponent<Rigidbody2D>();
}
void Update()
{
if (isGrounded == true)
{
extraJump = ejV;
}
if (Input.GetKey(KeyCode.Space) && extraJump > 0)
{
rb.velocity = Vector2.up * jumpForce;
extraJump--;
}else if (Input.GetKey(KeyCode.Space) && extraJump == 0 && isGrounded == true)
{
rb.velocity = Vector2.up * jumpForce;
}
}
void FixedUpdate()
{
isGrounded = Physics2D.OverlapCircle(groundCheck.position, checkRadius, whatIsGround);
moveInput = Input.GetAxis("Horizontal");
rb.velocity = new Vector2(moveInput * speed, rb.velocity.y);
if (facingRight == false && moveInput > 0)
{
Flip();
}else if (facingRight == true && moveInput < 0)
{
Flip();
}
}
void Flip()
{
facingRight = !facingRight;
Vector3 Scaler = transform.localScale;
Scaler.x *= -1;
transform.localScale = Scaler;
}
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class PhysicsObject : MonoBehaviour {
public float minGroundNormalY = .65f;
public float gravityModifier = 1f;
protected Vector2 targetVelocity;
protected bool grounded;
protected Vector2 groundNormal;
protected Rigidbody2D rb2d;
protected Vector2 velocity;
protected ContactFilter2D contactFilter;
protected RaycastHit2D[] hitBuffer = new RaycastHit2D[16];
protected List<RaycastHit2D> hitBufferList = new List<RaycastHit2D> (16);
protected const float minMoveDistance = 0.001f;
protected const float shellRadius = 0.01f;
void OnEnable()
{
rb2d = GetComponent<Rigidbody2D> ();
}
void Start ()
{
contactFilter.useTriggers = false;
contactFilter.SetLayerMask (Physics2D.GetLayerCollisionMask (gameObject.layer));
contactFilter.useLayerMask = true;
}
void Update ()
{
targetVelocity = Vector2.zero;
ComputeVelocity ();
}
protected virtual void ComputeVelocity()
{
}
void FixedUpdate()
{
velocity += gravityModifier * Physics2D.gravity * Time.deltaTime;
velocity.x = targetVelocity.x;
grounded = false;
Vector2 deltaPosition = velocity * Time.deltaTime;
Vector2 moveAlongGround = new Vector2 (groundNormal.y, -groundNormal.x);
Vector2 move = moveAlongGround * deltaPosition.x;
Movement (move, false);
move = Vector2.up * deltaPosition.y;
Movement (move, true);
}
void Movement(Vector2 move, bool yMovement)
{
float distance = move.magnitude;
if (distance > minMoveDistance)
{
int count = rb2d.Cast (move, contactFilter, hitBuffer, distance + shellRadius);
hitBufferList.Clear ();
for (int i = 0; i < count; i++) {
hitBufferList.Add (hitBuffer [i]);
}
for (int i = 0; i < hitBufferList.Count; i++)
{
Vector2 currentNormal = hitBufferList [i].normal;
if (currentNormal.y > minGroundNormalY)
{
grounded = true;
if (yMovement)
{
groundNormal = currentNormal;
currentNormal.x = 0;
}
}
float projection = Vector2.Dot (velocity, currentNormal);
if (projection < 0)
{
velocity = velocity - projection * currentNormal;
}
float modifiedDistance = hitBufferList [i].distance - shellRadius;
distance = modifiedDistance < distance ? modifiedDistance : distance;
}
}
rb2d.position = rb2d.position + move.normalized * distance;
}
}
public float speed;
public float jumpForce;
public float moveInput;
public Transform groundCheck;
public float checkRadius;
public LayerMask whatIsGround;
public int extraJump;
public int ejV;
private bool isGrounded;
private bool facingRight = true;
private Rigidbody2D rb;
void Start()
{
extraJump = ejV;
rb = GetComponent<Rigidbody2D>();
}
void Update()
{
if (isGrounded == true)
{
extraJump = ejV;
}
if (Input.GetKey(KeyCode.Space) && extraJump > 0)
{
rb.velocity = Vector2.up * jumpForce;
extraJump--;
}else if (Input.GetKey(KeyCode.Space) && extraJump == 0 && isGrounded == true)
{
rb.velocity = Vector2.up * jumpForce;
}
}
void FixedUpdate()
{
isGrounded = Physics2D.OverlapCircle(groundCheck.position, checkRadius, whatIsGround);
moveInput = Input.GetAxis("Horizontal");
rb.velocity = new Vector2(moveInput * speed, rb.velocity.y);
if (facingRight == false && moveInput > 0)
{
Flip();
}else if (facingRight == true && moveInput < 0)
{
Flip();
}
}
void Flip()
{
facingRight = !facingRight;
Vector3 Scaler = transform.localScale;
Scaler.x *= -1;
transform.localScale = Scaler;
}