using UnityEngine;

public abstract class LightRays2DAbstract : MonoBehaviour
{
	private Material mat;

	public Color color1 = Color.white;

	private Color _color1;

	public Color color2 = new Color(0f, 0.46f, 1f, 0f);

	private Color _color2;

	[Range(0f, 5f)]
	public float speed = 0.5f;

	private float _speed;

	[Range(1f, 30f)]
	public float size = 15f;

	private float _size;

	[Range(-1f, 1f)]
	public float skew = 0.5f;

	private float _skew;

	[Range(0f, 5f)]
	public float shear = 1f;

	private float _shear;

	[Range(0f, 1f)]
	public float fade = 1f;

	private float _fade;

	[Range(0f, 50f)]
	public float contrast = 1f;

	private float _contrast;

	private void Start()
	{
		InitializeReferences();
		_color1 = (color1 = mat.GetColor("_Color1"));
		_color2 = (color2 = mat.GetColor("_Color2"));
		_speed = (speed = mat.GetFloat("_Speed"));
		_size = (size = mat.GetFloat("_Size"));
		_skew = (skew = mat.GetFloat("_Skew"));
		_shear = (shear = mat.GetFloat("_Shear"));
		_fade = (fade = mat.GetFloat("_Fade"));
		_contrast = (contrast = mat.GetFloat("_Contrast"));
	}

	protected virtual void Update()
	{
		GetReferences();
		if (AnythingChanged())
		{
			mat.SetColor("_Color1", color1);
			mat.SetColor("_Color2", color2);
			mat.SetFloat("_Speed", _speed);
			mat.SetFloat("_Size", _size);
			mat.SetFloat("_Skew", _skew);
			mat.SetFloat("_Shear", _shear);
			mat.SetFloat("_Fade", _fade);
			mat.SetFloat("_Contrast", _contrast);
		}
	}

	private void InitializeReferences()
	{
		if (mat == null)
		{
			GetReferences();
			mat = GetMaterial();
		}
	}

	protected abstract void GetReferences();

	protected abstract Material GetMaterial();

	protected abstract void ApplyMaterial(Material material);

	private bool AnythingChanged()
	{
		bool result = false;
		if (_color1 != color1)
		{
			_color1 = color1;
			result = true;
		}
		if (_color2 != color2)
		{
			_color2 = color2;
			result = true;
		}
		if (_speed != speed)
		{
			_speed = speed;
			result = true;
		}
		if (_size != size)
		{
			_size = size;
			result = true;
		}
		if (_skew != skew)
		{
			_skew = skew;
			result = true;
		}
		if (_shear != shear)
		{
			_shear = shear;
			result = true;
		}
		if (_fade != fade)
		{
			_fade = fade;
			result = true;
		}
		if (_contrast != contrast)
		{
			_contrast = contrast;
			result = true;
		}
		return result;
	}
}