Version: 2017.1

GeometryUtility.CalculateFrustumPlanes

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public static Plane[] CalculateFrustumPlanes (Camera camera);

描述

计算视锥体平面。

This function takes given camera's view frustum and returns six planes that form it.

排序:[0] = 左、[1] = 右、[2] = 下、[3] = 上、[4] = 近、[5] = 远

另请参阅:PlaneGeometryUtility.TestPlanesAABB

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { private Camera cam; private Plane[] planes; void Start() { cam = Camera.main; planes = GeometryUtility.CalculateFrustumPlanes(cam); int i = 0; while (i < planes.Length) { GameObject p = GameObject.CreatePrimitive(PrimitiveType.Plane); p.name = "Plane " + i.ToString(); p.transform.position = -planes[i].normal * planes[i].distance; p.transform.rotation = Quaternion.FromToRotation(Vector3.up, planes[i].normal); i++; } } }

public static Plane[] CalculateFrustumPlanes (Matrix4x4 worldToProjectionMatrix);

描述

计算视锥体平面。

This function returns six planes of a frustum defined by given view & projection matrix.

另请参阅:PlaneGeometryUtility.TestPlanesAABB