92 lines
2.6 KiB
C#
92 lines
2.6 KiB
C#
using UnityEngine;
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namespace Com.LuisPedroFonseca.ProCamera2D.Platformer
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{
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[RequireComponent(typeof(CharacterController))]
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public class PlayerInput : MonoBehaviour
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{
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public Transform Body;
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// Player Handling
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public float gravity = 20;
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public float runSpeed = 12;
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public float acceleration = 30;
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public float jumpHeight = 12;
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public int jumpsAllowed = 2;
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private float currentSpeed;
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private Vector3 amountToMove;
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int totalJumps;
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CharacterController _characterController;
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void Start()
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{
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_characterController = GetComponent<CharacterController>();
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}
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void Update()
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{
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// Reset acceleration upon collision
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if ((_characterController.collisionFlags & CollisionFlags.Sides) != 0)
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{
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currentSpeed = 0;
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}
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// If player is touching the ground
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if ((_characterController.collisionFlags & CollisionFlags.Below) != 0)
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{
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amountToMove.y = -1f;
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totalJumps = 0;
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}
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else
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{
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amountToMove.y -= gravity * Time.deltaTime;
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}
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// Jump
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if ((Input.GetKeyDown(KeyCode.W) ||
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Input.GetKeyDown(KeyCode.Space) ||
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Input.GetKeyDown(KeyCode.UpArrow))
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&& totalJumps < jumpsAllowed)
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{
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totalJumps++;
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amountToMove.y = jumpHeight;
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}
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// Input
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var targetSpeed = Input.GetAxis("Horizontal") * runSpeed;
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currentSpeed = IncrementTowards(currentSpeed, targetSpeed, acceleration);
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// Reset z
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if (transform.position.z != 0)
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{
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amountToMove.z = -transform.position.z;
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}
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// Set amount to move
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amountToMove.x = currentSpeed;
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if(amountToMove.x != 0)
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Body.localScale = new Vector2(Mathf.Sign(amountToMove.x) * Mathf.Abs(Body.localScale.x), Body.localScale.y);
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_characterController.Move(amountToMove * Time.deltaTime);
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}
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// Increase n towards target by speed
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private float IncrementTowards(float n, float target, float a)
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{
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if (n == target)
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{
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return n;
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}
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else
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{
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float dir = Mathf.Sign(target - n);
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n += a * Time.deltaTime * dir;
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return (dir == Mathf.Sign(target - n)) ? n : target;
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}
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}
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}
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}
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