質問編集履歴
2
コードの変更
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```C#
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using UnityEngine;
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using System.Collections;
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using System.IO;
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using UnityEngine.UI;
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public class P
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public class Pinch : MonoBehaviour {
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public System.Collections.Generic.List<Sprite> sprites = new System.Collections.Generic.List<Sprite> ();
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public Image image_main;
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Touch touch;
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public Vector2 firstPos, secondPos;
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float MoveDis=0, BeganDis=0;
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@@ -72,143 +44,95 @@
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void Start () {
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}
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}
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// Update is called once per frame
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void Update () {
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if(Input.touchCount >= 2){
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Touch t1 = Input.GetTouch(0);
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Touch t2 = Input.GetTouch(1);
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// 2点タッチ開始時の距離を記憶.
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if(t2.phase == TouchPhase.Began){
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backDist = Vector2.Distance(t1.position, t2.position);
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}
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// ピンチイン・アウト.
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else if(t1.phase == TouchPhase.Moved && t2.phase == TouchPhase.Moved){
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float newDist = Vector2.Distance(t1.position, t2.position);
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float transScale = (backDist - newDist) / 500.0f;
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if(transScale != 0){
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if (Input.touchCount > 0)
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transScale = 1.0f - transScale;
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this.touch = Input.touches[0];
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// スケール変化
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Vector3 newScale = transform.localScale;
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newScale = newScale * transScale;
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switch (Input.touchCount)
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{
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// 位置修正
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Vector3 newPosition = transform.localPosition;
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newPosition.y = newPosition.y * transScale;
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newPosition.z = newPosition.z * transScale;
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case 2: // 2本指でタッチ
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if(ScaleMin <= newScale.z && newScale.z <= ScaleMax){
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transform.localScale = newScale;
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transform.localPosition -= new Vector3(0, newPosition.y, newPosition.z);
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backDist = newDist;
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break;
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}
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}
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}
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if (this.touch.phase == TouchPhase.Moved) {
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switch (Input.touchCount)
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{
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case 1: // 1本指でタッチ
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Debug.Log ("Single Touch");
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firstPos = touch.position;
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break;
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case 2: // 2本指でタッチ
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Debug.Log ("Double Touch");
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secondPos = touch.position;
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MoveDis = Vector2.Distance (firstPos, secondPos);//距離
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float scale = MoveDis - BeganDis / 100;
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RectTransform rt = image_main.gameObject.GetComponent<RectTransform> ();
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rt.localScale = new Vector2 (rt.localScale.x + scale, rt.localScale.y + scale);//拡大縮小
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if (scale < 0) {//縮小
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rt.localScale = new Vector2 (rt.localScale.x + scale, rt.localScale.y + scale);
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} else {
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}
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break;
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}
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}
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if (this.touch.phase == TouchPhase.Ended) {
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MoveDis = 0;
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BeganDis = 0;
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}
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}
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}
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```
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これでデバックをすると、一本指でキャラクターを触ったときは、普通に動くのですが、
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これである程度は、ピンチイン・ピンチアウトはできるのですが、不安定で、オブジェクトががくがくと揺れます。
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どのようにコードを書けばい
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どのようにコードを書けばきれいに拡大・縮小されるのか、アドバイスをいただければ幸いです
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1
聞きたいことをより詳細に記入
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いまスクリプトにはこのようにかいています
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```C#
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using UnityEngine;
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using System.Collections;
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using System.IO;
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using UnityEngine.UI;
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public class PPinch : MonoBehaviour {
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public System.Collections.Generic.List<Sprite> sprites = new System.Collections.Generic.List<Sprite> ();
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public Image image_main;
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Touch touch;
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public Vector2 firstPos, secondPos;
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float MoveDis=0, BeganDis=0;
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//zoomの許容範囲.
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public float ScaleMin = 0.2f;
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public float ScaleMax = 5.0f;
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//直前の2点間の距離.
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private float backDist = 0.0f;
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// Use this for initialization
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void Start () {
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}
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// Update is called once per frame
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void Update () {
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if (Input.touchCount > 0)
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{
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this.touch = Input.touches[0];
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if (this.touch.phase == TouchPhase.Began)
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{
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Debug.Log("Input.touchCount == " + Input.touchCount);
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switch (Input.touchCount)
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{
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case 1: // 1本指でタッチ
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Debug.Log ("Single Touch");
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firstPos = touch.position;
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break;
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case 2: // 2本指でタッチ
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Debug.Log ("Double Touch");
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secondPos = touch.position;
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BeganDis = Vector2.Distance (firstPos, secondPos);//距離
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break;
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}
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}
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if (this.touch.phase == TouchPhase.Moved) {
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switch (Input.touchCount)
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{
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case 1: // 1本指でタッチ
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Debug.Log ("Single Touch");
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firstPos = touch.position;
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break;
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case 2: // 2本指でタッチ
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Debug.Log ("Double Touch");
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secondPos = touch.position;
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MoveDis = Vector2.Distance (firstPos, secondPos);//距離
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float scale = MoveDis - BeganDis / 100;
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RectTransform rt = image_main.gameObject.GetComponent<RectTransform> ();
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rt.localScale = new Vector2 (rt.localScale.x + scale, rt.localScale.y + scale);//拡大縮小
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if (scale < 0) {//縮小
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rt.localScale = new Vector2 (rt.localScale.x + scale, rt.localScale.y + scale);
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} else {
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}
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break;
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}
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}
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if (this.touch.phase == TouchPhase.Ended) {
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MoveDis = 0;
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BeganDis = 0;
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}
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}
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}
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}
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```
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みにくいコードで申し訳ないです(;;)
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いろんなサイトから寄せ集めてきたコードです。。
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これでデバックをすると、一本指でキャラクターを触ったときは、普通に動くのですが、
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二本指で触り、一度動かすと、画面におさまりきれなくなるくらいでかくなってしまいます。。。
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アドバイスをいただければ幸いです
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どのようにコードを書けばいいのか、アドバイスをいただければ幸いです
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よろしく願いします
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よろしく願いします。
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