[Unity3D]iOSカメラ作成

前回につづきUnity3DのiOS用のカメラスクリプトを作成しました。

https://gist.github.com/hiko9lock/4959229

	using UnityEngine;
	using System.Collections;
	public class TouchCamera : MonoBehaviour {
	public Transform target;
	Vector3 f0Dir= Vector3.zero;
	float zoomDistance= 5;
	float theta= 0.0F;
	float fai= 0.0F;
	float dx= 0.0F;
	float dy= 0.0F;
	float loc_x= 0.0F;
	float loc_y= 0.0F;
	float delta= 0.0F;
	float deltaWeight= 0.05F;
	Vector2 curDist= Vector2.zero;
	Vector2 prevDist= Vector2.zero;
	Transform dm;
	Vector3 upVal= Vector3.zero;
	Vector3 pos= new Vector3(0, 0, 0);
	Vector3 rot= new Vector3(0, 0, 0);
	void Update() {
	if (Input.touchCount == 1) {
	Touch f0 = Input.GetTouch(0);
	Vector3 f0Delta2 = new Vector3(f0.deltaPosition.x, -f0.deltaPosition.y, 0);
	f0Dir= f0Delta2;
	loc_x= Mathf.Deg2Rad*f0Dir.x*1;
	loc_y= -Mathf.Deg2Rad*f0Dir.y*1;
	} else if( Input.touchCount== 2 ) {
	loc_x= 0.0F;
	loc_y= 0.0F;
	Touch f0= Input.GetTouch(1);
	Touch f1= Input.GetTouch(0);
	Vector3 f0Delta= new Vector3(-f0.deltaPosition.x, -f0.deltaPosition.y, 0);
	Vector3 f1Delta= new Vector3(-f1.deltaPosition.x, -f1.deltaPosition.y, 0);
	float toDirection= Vector3.Dot(f0Delta, f1Delta);
	Debug.Log(toDirection);
	if(f1.phase == TouchPhase.Moved && f0.phase == TouchPhase.Moved){
	if( toDirection > 0 ) {
	f0Dir= Vector3.zero;
	dy+= f0Delta.y*0.01F;
	dx+= f0Delta.x*0.01F;
	loc_x= f0Delta.x*0.01F;
	loc_y= f0Delta.y*0.01F;
	} else {
	curDist = f0.position - f1.position;
	prevDist = (f0.position - f0.deltaPosition) - (f1.position - f1.deltaPosition);
	float delta = curDist.magnitude - prevDist.magnitude;
	zoomDistance= zoomDistance+(-delta*deltaWeight);
	}
	}
	} else {
	f0Dir= Vector3.zero;
	loc_x= 0.0F;
	loc_y= 0.0F;
	}
	theta+= Mathf.Deg2Rad*f0Dir.x*1;
	fai+= -Mathf.Deg2Rad*f0Dir.y*1;
	upVal.z= zoomDistance*Mathf.Cos(theta)*Mathf.Sin(fai+Mathf.PI/2);
	upVal.x= zoomDistance*Mathf.Sin(theta)*Mathf.Sin(fai+Mathf.PI/2);
	upVal.y= zoomDistance*Mathf.Cos(fai+Mathf.PI/2);
	transform.position= upVal;
	target.transform.Translate( Camera.main.transform.up*loc_y+Camera.main.transform.right*(loc_x), Space.World);
	transform.position+= target.position;
	Camera.main.transform.LookAt(target.position);
	}
	}

view raw TouchCamera.cs hosted with ❤ by GitHub