tapexp2.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.XR.ARFoundation;
using UnityEngine.XR.ARSubsystems;
using UnityEngine.UI;
using System;

[RequireComponent(typeof(ARRaycastManager))]
public class tapexp2 : MonoBehaviour
{
    public GameObject obj;
    public GameObject obj2;
    private GameObject spwn2;
    private GameObject spwn;
    private ARRaycastManager arcman;
    private Vector2 pos;
    public Text aforce;
    public Text bforce;
    public Text angle;
    public Text DotProduct;
    static List<ARRaycastHit> hits = new List<ARRaycastHit>();




private float change;


//Incresing the angle between two vectors
public void increaseangle(){
    
    
        change=PlayerPrefs.GetFloat("rotation");
        if(change<=359){
        change+=1;

         spwn2.transform.rotation = Quaternion.Euler(0, change, 0);
         PlayerPrefs.SetFloat("rotation",change);
         if(change==360){
             PlayerPrefs.SetFloat("rotation",0.0f);
         }

        }


}

//Decreasing the angle between the vectors
public void decreaseangle(){
    
    
        change=PlayerPrefs.GetFloat("rotation");
        if(change>=0){
        change-=1;

         spwn2.transform.rotation = Quaternion.Euler(0, change, 0);
         PlayerPrefs.SetFloat("rotation",change);
        }

}

//Fixing the location of the vectors placed
public void fix(){
    PlayerPrefs.SetInt("placed1",1);
    PlayerPrefs.SetInt("a",1);
    PlayerPrefs.SetInt("b",1);
    PlayerPrefs.SetInt("angle",0);

}



//Increasing the magnitude of one vector
public void increase1(){

    int change=PlayerPrefs.GetInt("a");
     if(change<=9 || change==1){
    change+=1;
   spwn.transform.localScale += new Vector3(0.02f, 0.0f, 0.0f);
   
   PlayerPrefs.SetInt("a",change);}


}

//Increasing the magnitude of second vector
public void increase2(){

    int change=PlayerPrefs.GetInt("b");
     if(change<=9 || change==1){
    change+=1;

    
   spwn2.transform.localScale += new Vector3(0.02f, 0.0f, 0.0f);
    
    PlayerPrefs.SetInt("b",change);
     }

}

//Decreasing the magnitude of one vector
public void decrease1(){

    int change=PlayerPrefs.GetInt("a");
     if(change>=2 || change==10){
    change-=1;

    
   spwn.transform.localScale -= new Vector3(0.02f, 0.0f, 0.0f);
  // spwn.transform.position -=new Vector3(-0.02f,0f,0f);
    PlayerPrefs.SetInt("a",change);}


}


//Decreasing the magnitude of second vector
public void decerase2(){

    int change=PlayerPrefs.GetInt("b");
     if(change>=2 || change==10){
    change-=1;

    
   spwn2.transform.localScale -= new Vector3(0.02f, 0.0f, 0.0f);
  // spwn2.transform.position-=new Vector3(-0.02f,0f,0f);
    PlayerPrefs.SetInt("b",change);
     }





}


//Setting the initial Values
void Start(){
     PlayerPrefs.SetFloat("rotation",0);
     PlayerPrefs.SetInt("placed1",0);

}



//constantly updating the information to be displayed
void FixedUpdate(){
if(spwn!=null)
{
int avalue=PlayerPrefs.GetInt("a");
int bvalue=PlayerPrefs.GetInt("b");
float anglevalue=PlayerPrefs.GetFloat("rotation");
aforce.text="Vector A: "+avalue;
bforce.text="Vector B: "+bvalue;
angle.text="Angle: "+anglevalue;
float resultant=avalue*bvalue*(float)(Math.Cos(anglevalue));
DotProduct.text="Dot Product = "+ resultant ;

}





}


//Getting the components from the manager
private void Awake()
    {
        arcman = GetComponent<ARRaycastManager>();
        
    }
    bool getpos(out Vector2 pos)
    {
        if (Input.touchCount > 0)
        {
            pos = Input.GetTouch(0).position;
            return true;
        }

        pos = default;
        return false;
    }

//Placing the vectors and moving them around
void Update()
    {
        int fix;
        fix=PlayerPrefs.GetInt("placed1");


        if(!getpos(out Vector2 pos))
            return;
       
        if (arcman.Raycast(pos, hits, TrackableType.PlaneWithinPolygon))
   {  
       
       {
           
            var hitPose = hits[0].pose;

        

         if(fix==0) {
                if (spwn == null)
            {
                hitPose.rotation = Quaternion.Euler(0, 0, 0);

                spwn = Instantiate(obj, hitPose.position, hitPose.rotation);
                spwn2 = Instantiate(obj2, hitPose.position, hitPose.rotation);
                            

            }
            else
            {
                spwn.transform.position = hitPose.position;
                spwn2.transform.position = hitPose.position;
            }}
        }
        }
        

    }
    





}