public Rect rect ;

Description

摄像机在屏幕上的渲染位置(标准化坐标)。

rect 的取值范围为 0(左/下)到 1(右/上)。

using UnityEngine;

// Change the width of the viewport each time space key is pressed

public class ExampleClass : MonoBehaviour { private Camera cam;

void Start() { cam = Camera.main; }

void Update() { if (Input.GetKey("space")) { // choose the margin randomly float margin = Random.Range(0.0f, 0.3f); // setup the rectangle cam.rect = new Rect(margin, 0.0f, 1.0f - margin * 2.0f, 1.0f); } } }