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⭐️Automatically resize backgrounds based on SpriteRenderer. You can change the screen format any way you want, even 1920x1080 or 5000x800 the background will not go out of the screen.⭐️
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// ReSharper disable CommentTypo | |
// **************************************************************** // | |
// | |
// Copyright (c) RimuruDev. All rights reserved. | |
// Contact me: | |
// - Gmail: rimuru.dev@gmail.com | |
// - LinkedIn: https://www.linkedin.com/in/rimuru/ | |
// - Gists: https://gist.github.com/RimuruDev/61e9f0111b35d3e67ef18fab611d7595 | |
// **************************************************************** // | |
using UnityEngine; | |
namespace AbyssMoth.Internal.Codebase.Utilities | |
{ | |
/// <summary> | |
/// Automatically resize backgrounds based on SpriteRenderer. You can change the screen format any way you want, even 1920x1080 or 5000x800 the background will not go out of the screen. | |
/// </summary> | |
[SelectionBase] | |
[DisallowMultipleComponent] | |
[RequireComponent(typeof(SpriteRenderer))] | |
[HelpURL("https://gist.github.com/RimuruDev/61e9f0111b35d3e67ef18fab611d7595")] | |
public sealed class BackgroundScaler : MonoBehaviour | |
{ | |
[SerializeField] private Camera cameraRenderer; | |
private SpriteRenderer backgroundSpriteRenderer; | |
private void Awake() => | |
backgroundSpriteRenderer = GetComponent<SpriteRenderer>(); | |
private void Start() => | |
ScaleBackground(); | |
private void LateUpdate() => | |
ScaleBackground(); | |
private void ScaleBackground() | |
{ | |
var targetHeight = cameraRenderer.orthographicSize * 2; | |
var targetWidth = targetHeight * Screen.width / Screen.height; | |
var backgroundSize = backgroundSpriteRenderer.sprite.bounds.size; | |
var targetScale = Vector3.one; | |
var widthRatio = targetWidth / backgroundSize.x; | |
var heightRatio = targetHeight / backgroundSize.y; | |
if (widthRatio > heightRatio) | |
targetScale *= widthRatio; | |
else | |
targetScale *= heightRatio; | |
transform.localScale = targetScale; | |
} | |
} | |
} |
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