Function perspectiveFromFieldOfView

  • perspectiveFromFieldOfView(out, fov, near, far): mat4

  • Generates a perspective projection matrix with the given field of view. This is primarily useful for generating projection matrices to be used with the still experiemental WebVR API.

    Parameters

    • out: mat4

      mat4 frustum matrix will be written into

    • fov: any

      Object containing the following values: upDegrees, downDegrees, leftDegrees, rightDegrees

    • near: number

      Near bound of the frustum

    • far: number

      Far bound of the frustum

    Returns mat4

    out

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