puzzle-jam-ii/Assets/Scripts/Laser.cs
2020-06-14 11:18:59 -05:00

76 lines
2.5 KiB
C#

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class Laser : MonoBehaviour
{
public bool flipDirection;
public int power = 1;
float maxDistance = 1000.0f;
bool isHorizontal;
LineRenderer laserLine;
GameObject lastChargePoint;
void Start()
{
laserLine = GetComponent<LineRenderer>();
isHorizontal = GetComponent<Turret>().isHorizontal;
}
void Update()
{
laserLine.SetPosition(0, transform.position);
RaycastHit2D hit;
if (isHorizontal)
{
float endpointY = flipDirection ? transform.position.y - maxDistance : transform.position.y + maxDistance;
hit = Physics2D.Raycast(transform.position, flipDirection ? Vector2.down : Vector2.up);
if (hit.collider) laserLine.SetPosition(1, hit.point);
else laserLine.SetPosition(1, new Vector3(transform.position.x, endpointY, 0));
} else
{
float endpointX = flipDirection ? transform.position.x - maxDistance : transform.position.x + maxDistance;
hit = Physics2D.Raycast(transform.position, flipDirection ? Vector2.left : Vector2.right);
if (hit.collider) laserLine.SetPosition(1, hit.point);
else laserLine.SetPosition(1, new Vector3(endpointX, transform.position.y, 0));
}
if (hit.collider)
{
if (hit.collider.tag == "Mirror")
{
Debug.Log("Hit Mirror");
if (isHorizontal)
{
// TODO
} else
{
// TODO
}
}
if (hit.collider.tag == "Charge Point")
{
if (hit.collider.gameObject != lastChargePoint) hit.collider.GetComponent<ChargePoint>().adjustCharges(power);
lastChargePoint = hit.collider.gameObject;
}
} else
{
if (lastChargePoint) lastChargePoint.GetComponent<ChargePoint>().adjustCharges(power * -1);
lastChargePoint = null;
}
}
void OnDrawGizmosSelected()
{
float distance = 1.0f;
isHorizontal = GetComponent<Turret>().isHorizontal;
Vector3 offset = isHorizontal ? new Vector3(0, distance, 0) : new Vector3(distance, 0, 0);
Gizmos.color = Color.blue;
Gizmos.DrawLine(transform.position, flipDirection ? transform.position - offset : transform.position + offset);
}
}