Wayback Machinekoobas.hobune.stream
May JUN Jul
Previous capture 13 Next capture
2021 2022 2023
1 capture
13 Jun 22 - 13 Jun 22
sparklines
Close Help
  • Products
  • Solutions
  • Made with Unity
  • Learning
  • Support & Services
  • Community
  • Asset Store
  • Get Unity

UNITY ACCOUNT

You need a Unity Account to shop in the Online and Asset Stores, participate in the Unity Community and manage your license portfolio. Login Create account
  • Blog
  • Forums
  • Answers
  • Evangelists
  • User Groups
  • Beta Program
  • Advisory Panel

Navigation

  • Home
  • Products
  • Solutions
  • Made with Unity
  • Learning
  • Support & Services
  • Community
    • Blog
    • Forums
    • Answers
    • Evangelists
    • User Groups
    • Beta Program
    • Advisory Panel

Unity account

You need a Unity Account to shop in the Online and Asset Stores, participate in the Unity Community and manage your license portfolio. Login Create account

Language

  • Chinese
  • Spanish
  • Japanese
  • Korean
  • Portuguese
  • Ask a question
  • Spaces
    • Default
    • Help Room
    • META
    • Moderators
    • Topics
    • Questions
    • Users
    • Badges
  • Home /
avatar image
0
Question by $$anonymous$$ · May 22, 2021 at 06:30 AM · c#transform2d gamepositionlocalscale

How to Position the object perfectly with the Screen Bounds

I am Creating a Pong Like Game (But not exactly the Pong, with a bit of twist) , i am spawning the paddles from the scrip, i want to them to align exactly pixel perfect to the screen edges, with no space , but when i just put collider size as postion , it only shows the half of paddle, but when i subtract the half of size of paddle , it show some extra space, can some help me to align the paddles pixel perfecet, here is my code of what i am doing:

The Frame Creater Class : (it creates frame based on Screen Size or Camera size) : -----

 public class FrameManager : MonoBehaviour
 {
    public Camera camera2d;
    [HideInInspector] public GameObject Wall;
    [HideInInspector] public GameObject Floor;
 
    private void Start() {
        CreateFrame();
    }
 
    private void CreateFrame() {
 
        Vector3 ScreenBounds = camera2d.ScreenToWorldPoint(new Vector3(Screen.width,Screen.height,camera2d.transform.position.z));
 
         Wall = new GameObject("Wall") as GameObject;
         Floor = new GameObject("Frame") as GameObject;
 
        // adding colliders for wall and floor
        Wall.AddComponent<BoxCollider2D>();
        Floor.AddComponent<BoxCollider2D>();
 
     //    Change the height and width of Colliders
        Wall.GetComponent<BoxCollider2D>().size = new Vector2(ScreenBounds.x * 2 , ScreenBounds.y * 10);
        Floor.GetComponent<BoxCollider2D>().size = new Vector2(ScreenBounds.x * 10 , ScreenBounds.y * 2);
 
        // making them child of frame object
        Wall.transform.parent = FindObjectOfType<FrameManager>().transform;
        Floor.transform.parent = FindObjectOfType<FrameManager>().transform;
 
     // assigning layer to them
        Wall.layer = 6;
        Floor.layer = 7;
 
        
    }
 }


The Paddle Class : (Responsible for Controlling the paddle and Positioning it) :

 public class Paddles : MonoBehaviour
 {
     private  GameObject Wall;
     private  GameObject Floor;
     private  GameObject PaddleFloor;
     private  GameObject PaddleWall;
 
     public Sprite PaddleSprite;
 
     private void Start() {
         CreateRoom();
         CreatePaddles();
 
     }
 
     private void CreatePaddles() {
         PaddleFloor = new GameObject("Paddle Floor");
         PaddleWall = new GameObject("Paddle Wall");
         PaddleFloor.transform.parent = FindObjectOfType<Paddles>().transform;
         PaddleWall.transform.parent = FindObjectOfType<Paddles>().transform;
 
 
         float posX = Wall.GetComponent<BoxCollider2D>().size.x / 2 ;
         float posY = Floor.GetComponent<BoxCollider2D>().size.y / 2;
 
         PaddleWall.AddComponent<SpriteRenderer>();
         PaddleFloor.AddComponent<SpriteRenderer>();
 
         PaddleWall.GetComponent<SpriteRenderer>().sprite = PaddleSprite; 
         PaddleFloor.GetComponent<SpriteRenderer>().sprite = PaddleSprite;
 
         PaddleFloor.AddComponent<BoxCollider2D>();
         PaddleWall.AddComponent<BoxCollider2D>();
 
         PaddleWall.transform.rotation = Quaternion.Euler(0,0,90);
         
         PaddleFloor.transform.position = new Vector3( 0 , posY - transform.localScale.y / 2 , -10);
         PaddleWall.transform.position = new Vector3( posX - transform.localScale.x / 2  , 0 , -10);
 
     }
 
     private void CreateRoom() {
         Wall = FindObjectOfType<FrameManager>().transform.GetChild(0).transform.gameObject;
         Floor  = FindObjectOfType<FrameManager>().transform.GetChild(1).transform.gameObject;
     }
 
     
 
 }



// This is Image before subtracting the half of local scale : alt text this is before subtracting the scale :

 float posX = Wall.GetComponent<BoxCollider2D>().size.x / 2 ;
         float posY = Floor.GetComponent<BoxCollider2D>().size.y / 2;
         
         PaddleFloor.transform.position = new Vector3( 0 , posY , -10);
         PaddleWall.transform.position = new Vector3( posX , 0 , -10);

// This image is after after subtracting the half of local scale : alt text I did this for subtracting the half of local scale :

 float posX = Wall.GetComponent<BoxCollider2D>().size.x / 2 ;
         float posY = Floor.GetComponent<BoxCollider2D>().size.y / 2;
         
         PaddleFloor.transform.position = new Vector3( 0 , posY - transform.localScale.y / 2  , -10);
         PaddleWall.transform.position = new Vector3( posX - transform.localScale.x / 2   , 0 , -10);

So can one One help me to align the paddles pixel perfect to the screen bounds, i don't want to hard code the value, can any one help me find the logic

del-1.png (149.8 kB)
del2.png (150.1 kB)
Comment
Add comment
10 |3000 characters needed characters left characters exceeded
▼
  • Viewable by all users
  • Viewable by moderators
  • Viewable by moderators and the original poster
  • Advanced visibility
Viewable by all users

0 Replies

· Add your reply
  • Sort: 

Your answer

Hint: You can notify a user about this post by typing @username

Up to 2 attachments (including images) can be used with a maximum of 524.3 kB each and 1.0 MB total.

Follow this Question

Answers Answers and Comments

727 People are following this question.

avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image avatar image

Related Questions

C# move y position of object not working 2 Answers

How to place the GameObjects in a sequence on the plane 1 Answer

Syncing localScale 0 Answers

Simultaneously moving GameObjects using C# script. 3 Answers

Multiple Cars not working 1 Answer


Enterprise
Social Q&A

Social
Subscribe on YouTube social-youtube Follow on LinkedIn social-linkedin Follow on Twitter social-twitter Follow on Facebook social-facebook Follow on Instagram social-instagram

Footer

  • Purchase
    • Products
    • Subscription
    • Asset Store
    • Unity Gear
    • Resellers
  • Education
    • Students
    • Educators
    • Certification
    • Learn
    • Center of Excellence
  • Download
    • Unity
    • Beta Program
  • Unity Labs
    • Labs
    • Publications
  • Resources
    • Learn platform
    • Community
    • Documentation
    • Unity QA
    • FAQ
    • Services Status
    • Connect
  • About Unity
    • About Us
    • Blog
    • Events
    • Careers
    • Contact
    • Press
    • Partners
    • Affiliates
    • Security
Copyright © 2020 Unity Technologies
  • Legal
  • Privacy Policy
  • Cookies
  • Do Not Sell My Personal Information
  • Cookies Settings
"Unity", Unity logos, and other Unity trademarks are trademarks or registered trademarks of Unity Technologies or its affiliates in the U.S. and elsewhere (more info here). Other names or brands are trademarks of their respective owners.
  • Anonymous
  • Sign in
  • Create
  • Ask a question
  • Spaces
  • Default
  • Help Room
  • META
  • Moderators
  • Explore
  • Topics
  • Questions
  • Users
  • Badges