类 Viewport

constructor

• new Viewport(x?: number, y?: number, width?: number, height?: number): Viewport

  参数

  • 可选x: number

    X-axis coordinate.
  • 可选y: number

    Y-axis coordinate.
  • 可选width: number

    Width.
  • 可选height: number

    Height.

  返回 Viewport

  En

  Constructor method, initialize viewport.

  Zh

  构造方法，初始化视口。

height

maxDepth

minDepth

width

x

y

静态 只读TEMP

cloneTo

• cloneTo(out: Viewport): void

  参数

  • out: Viewport

    Output viewport.

  返回 void

  En

  Clone the viewport.

  Zh

  克隆视口。

project

• project(source: Vector3, matrix: Matrix4x4, out: Vector4): void

  参数

  • source: Vector3

    vector3.
  • matrix: Matrix4x4

    Transformation matrix.
  • out: Vector4

    x, y, z are viewport space coordinates; in perspective projection, w is the z-axis coordinate relative to the transformation matrix.

  返回 void

  En

  Project a three-dimensional vector to viewport space.

  Zh

  投影一个三维向量到视口空间。

set

• set(x: number, y: number, width: number, height: number): void

  参数

  • x: number

    X-axis coordinate.
  • y: number

    Y-axis coordinate.
  • width: number

    Width.
  • height: number

    Height.

  返回 void

  En

  Set viewport values.

  Zh

  设置视口值。

unprojectFromMat

• unprojectFromMat(source: Vector3, matrix: Matrix4x4, out: Vector3): void

  参数

  • source: Vector3

    Source vector3.
  • matrix: Matrix4x4

    Transformation matrix.
  • out: Vector3

    Output vector3.

  返回 void

  En

  Unproject a three-dimensional vector.

  Zh

  反变换一个三维向量。

unprojectFromWVP

• unprojectFromWVP(
      source: Vector3,
      projection: Matrix4x4,
      view: Matrix4x4,
      world: Matrix4x4,
      out: Vector3,
  ): void

  参数

  • source: Vector3

    Source vector3.
  • projection: Matrix4x4

    Perspective projection matrix.
  • view: Matrix4x4

    View matrix.
  • world: Matrix4x4

    World matrix, can be set to null.
  • out: Vector3

    Output vector.

  返回 void

  En

  Unproject a three-dimensional vector using World-View-Projection matrices.

  Zh

  使用世界-视图-投影矩阵反变换一个三维向量。