Camera.ScreenToWorldPoint 屏幕转世界位置


function ScreenToWorldPoint (position : Vector3) : Vector3

Description描述

Transforms position from screen space into world space.

从屏幕空间到世界空间的变化位置。

Screenspace is defined in pixels. The bottom-left of the screen is (0,0); the right-top  is (pixelWidth,pixelHeight). The z position is in world units from the camera.

屏幕空间以像素定义。屏幕的左下为(0,0)；右上是(pixelWidth,pixelHeight)，Z的位置是以世界单位衡量的到相机的距离。

  • C#

  • JavaScript

using UnityEngine;using System.Collections;public class example : MonoBehaviour {void OnDrawGizmosSelected() {Vector3 p = camera.ScreenToWorldPoint(new Vector3(100, 100, camera.nearClipPlane));Gizmos.color = Color.yellow;Gizmos.DrawSphere(p, 0.1F);}}
// Draw a yellow sphere in the scene view at the position// on the near plane of the selected camera that is// 100 pixels from lower-left.//在所选相机的近裁剪面上，绘制一个黄色的球，在左下100像素的位置function OnDrawGizmosSelected () {var p : Vector3 = camera.ScreenToWorldPoint (Vector3 (100,100,camera.nearClipPlane));Gizmos.color = Color.yellow;Gizmos.DrawSphere (p, 0.1);}


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