通过

Matrix.CreateLookAt Method (Vector3, Vector3, Vector3, Matrix)

  • 项目

Creates a view matrix.

Namespace: Microsoft.Xna.Framework
Assembly: Microsoft.Xna.Framework (in microsoft.xna.framework.dll)

Syntax

public static void CreateLookAt (
         ref Vector3 cameraPosition,
         ref Vector3 cameraTarget,
         ref Vector3 cameraUpVector,
         out Matrix result
)

Parameters

  • cameraPosition
    The position of the camera.
  • cameraTarget
    The position for the camera to look at.
  • cameraUpVector
    The world's up, usually [0, 1, 0].
  • result
    [OutAttribute] The created view matrix.

Remarks

View space, sometimes called camera space, is similar to world space in that it is typically used for the entire scene. However, in view space, the origin is at the viewer or camera.

See Also

Tasks

How to: Rotate and Move a Camera
How to: Make a First-Person Camera
How to: Make a Third-Person Camera

Reference

Matrix Structure
Matrix Members
Microsoft.Xna.Framework Namespace

Platforms

Xbox 360, Windows XP SP2, Windows Vista