类 BoundFrustum

En

The BoundFrustum class is used to create a frustum.

Zh

BoundFrustum 类用于创建截锥体。

实现

IClone

索引

构造函数

访问器

bottom far left matrix near right top

方法

clone cloneTo containsBoundBox containsBoundSphere containsPoint equalsBoundFrustum equalsObj getCorners getPlane intersects get3PlaneInterPoint getPlanesFromMatrix

构造函数

constructor

new BoundFrustum(matrix): BoundFrustum
参数
- matrix: Matrix4x4
  The 4x4 matrix that describes the frustum.
返回 BoundFrustum
En
Constructor method.

Zh
构造方法。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:146

访问器

bottom

get bottom(): Plane
返回 Plane
En
The bottom plane.

Zh
底平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:218

far

get far(): Plane
返回 Plane
En
The far plane.

Zh
远平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:186

left

get left(): Plane
返回 Plane
En
The left plane.

Zh
左平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:194

matrix

get matrix(): Matrix4x4
返回 Matrix4x4
En
The matrix that describes the frustum.

Zh
描述矩阵。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:165
set matrix(matrix): void
参数
- matrix: Matrix4x4
返回 void
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:169

near

get near(): Plane
返回 Plane
En
The near plane.

Zh
近平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:178

right

get right(): Plane
返回 Plane
En
The right plane.

Zh
右平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:202

top

get top(): Plane
返回 Plane
En
The top plane.

Zh
顶平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:210

方法

clone

clone(): BoundFrustum
返回 BoundFrustum
A new BoundFrustum that is a clone of this one.

En
Creates a clone of this frustum.

Zh
创建这个截锥体的克隆。
实现了 IClone.clone
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:567

cloneTo

cloneTo(dest): void
参数
- dest: BoundFrustum
  The destination BoundFrustum to copy the values into.
返回 void
En
Clones this frustum into another object.

Zh
克隆这个截锥体到另一个对象。
实现了 IClone.cloneTo
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:557

containsBoundBox

containsBoundBox(box): number
参数
- box: BoundBox | Bounds
  The bounding box to test.
返回 number
The spatial relationship:
- 1: The bounding box is inside the frustum.
- 2: The bounding box intersects the frustum.
- 0: The bounding box is outside and does not intersect the frustum.
En
Determines the spatial relationship between this frustum and a bounding box.

Zh
确定这个截锥体和包围盒之间的空间关系。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:453

containsBoundSphere

containsBoundSphere(sphere): number
参数
- sphere: BoundSphere
  The bounding sphere to test.
返回 number
The relationship type:
- 1: The sphere is inside the frustum.
- 2: The sphere intersects the frustum.
- 0: The sphere is outside and does not intersect the frustum.
En
Determines the spatial relationship between this frustum and a bounding sphere.

Zh
确定这个截锥体和包围球之间的空间关系。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:507

containsPoint

containsPoint(point): number
参数
- point: Vector3
  The point to test.
返回 number
The relationship between the point and the frustum:
- 1: The point is inside the frustum.
- 2: The point intersects the frustum.
- 0: The point is outside and does not intersect the frustum.
En
Determines the relationship between the frustum and a point.

Zh
确定截锥体与点的关系。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:349

equalsBoundFrustum

equalsBoundFrustum(other): boolean
参数
- other: BoundFrustum
  The other bound frustum to compare.
返回 boolean
En
Determines whether this bound frustum is equal to another bound frustum.

Zh
判断这个截锥体是否与另一个截锥体相等。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:228

equalsObj

equalsObj(obj): boolean
参数
- obj: any
  The object to compare.
返回 boolean
En
Determines whether this object is equal to another object.

Zh
判断此对象是否等于另一个对象。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:238

getCorners

getCorners(corners): void
参数
- corners: Vector3[]
  The array to store the corner points.
返回 void
En
Retrieves the eight corner points of the frustum.

Zh
获取截锥体的八个角点
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:324

getPlane

getPlane(index): Plane
参数
- index: number
  The index of the plane to retrieve. Indices:
  - 0: Near plane
  - 1: Far plane
  - 2: Left plane
  - 3: Right plane
  - 4: Top plane
  - 5: Bottom plane
返回 Plane
The requested plane or null if the index is out of range.

En
Gets a specific plane of the frustum.

Zh
获取截锥体的特定平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:266

intersects

intersects(box): boolean
参数
- box: BoundBox | Bounds
  The bounding box to test against.
返回 boolean
true if they intersect; otherwise, false.

En
Determines whether this frustum intersects with a bounding box.

Zh
判断这个截锥体是否与包围盒相交。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:401

`静态`get3PlaneInterPoint

get3PlaneInterPoint(p1, p2, p3, out): void
参数
- p1: Plane
  The first plane.
- p2: Plane
  The second plane.
- p3: Plane
  The third plane.
- out: Vector3
  The vector to store the intersection point.
返回 void
En
Calculates the intersection point of three planes within the frustum.

Zh
计算截锥体中三个平面的交点。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:297

`静态`getPlanesFromMatrix

getPlanesFromMatrix(m, np, fp, lp, rp, tp, bp): void
参数
- m: Matrix4x4
  The matrix that describes the frustum.
- np: Plane
  The near plane.
- fp: Plane
  The far plane.
- lp: Plane
  The left plane.
- rp: Plane
  The right plane.
- tp: Plane
  The top plane.
- bp: Plane
  The bottom plane.
返回 void
En
Obtain 6 enclosing planes based on the matrix.

Zh
根据矩阵获取6个包围平面。
- 定义于 src/layaAir/laya/d3/math/BoundFrustum.ts:51