91 lines
2.8 KiB
C#
91 lines
2.8 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace ScifiOfficeLite {
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public class DemoFirstPersonController : MonoBehaviour {
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Rigidbody rb;
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CapsuleCollider col;
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bool isCrouching;
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public Transform playerBody;
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[Header("Movement")]
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public float speed = 3f;
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public float accelerationRate = 12f, crouchFactor = 0.5f, decelerationFactor = 1f;
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public float mouseSensitivity = 50f;
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float xRot = 0f;
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private void Start() {
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rb = playerBody.GetComponent<Rigidbody>();
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col = playerBody.GetComponent<CapsuleCollider>();
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Cursor.lockState = CursorLockMode.Locked;
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}
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// Update is called once per frame
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void Update() {
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Look();
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Walk();
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Crouch();
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}
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void Look() {
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float mouseX = Input.GetAxis("Mouse X") * mouseSensitivity * Time.deltaTime;
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float mouseY = Input.GetAxis("Mouse Y") * mouseSensitivity * Time.deltaTime;
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xRot -= mouseY;
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xRot = Mathf.Clamp(xRot, -90f, 90f);
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transform.localRotation = Quaternion.Euler(xRot, 0f, 0f);
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playerBody.Rotate(Vector3.up * mouseX);
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}
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void Walk() {
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float maxSpeed = speed, maxAcc = accelerationRate;
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// Lower the limits if we are crouching.
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if (isCrouching) {
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maxSpeed *= crouchFactor;
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maxAcc *= crouchFactor;
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}
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Vector3 displacement = playerBody.transform.forward * Input.GetAxis("Vertical") + playerBody.transform.right * Input.GetAxis("Horizontal");
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float len = displacement.magnitude;
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if(len > 0) {
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rb.velocity += displacement / len * Time.deltaTime * maxAcc;
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// Clamp velocity to the maximum speed.
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if(rb.velocity.magnitude > maxSpeed) {
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rb.velocity = rb.velocity.normalized * speed;
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}
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} else {
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// If no buttons are pressed, decelerate.
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len = rb.velocity.magnitude;
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float decelRate = accelerationRate * decelerationFactor * Time.deltaTime;
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if(len < decelRate) rb.velocity = Vector3.zero;
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else {
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rb.velocity -= rb.velocity.normalized * decelRate;
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}
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}
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}
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void Crouch() {
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if (Input.GetKey(KeyCode.LeftControl)) {
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col.height = .5f;
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isCrouching = true;
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} else {
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col.height = 2;
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if (Input.GetKey(KeyCode.LeftShift)) {
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isCrouching = true;
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return;
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}
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isCrouching = false;
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}
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}
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}
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}
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