animation_walking.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
/* https://www.mixamo.com */
public class Drive : MonoBehaviour {

	float speed = 5.0F;
	float rotationSpeed = 100.0F;
	Animator anim;

	void Start() {
		anim = this.GetComponent<Animator> ();
	}	

	void Update () {
		float translation = Input.GetAxis ("Vertical") * speed;
		float rotation = Input.GetAxis ("Horizontal") * rotationSpeed;
		translation *= Time.deltaTime;
		rotation *= Time.deltaTime;
		transform.Translate (0, 0, translation);
		transform.Rotate (0, rotation, 0);

		if (translation != 0) {
			anim.SetBool ("isWalking", true);
			anim.SetFloat ("characterSpeed", translation);
		} else {
			anim.SetBool ("isWalking", false);
			anim.SetFloat ("characterSpeed", 0);
		}
	}
}