C# Class Indiefreaks.Xna.Rendering.Camera.ChaseCamera3D

Inheritance: Camera3D

Exibir arquivo Open project: Indiefreaks/igf

Public Methods

Method	Description
ChaseCamera3D ( float aspectRatio, float fieldOfView, float nearPlaneDistance, float farPlaneDistance ) : System	Creates a new instance of the camera
Reset ( ) : void	Forces camera to be at desired position and to stop moving. The is useful when the chased object is first created or after it has been teleported. Failing to call this after a large change to the chased object's position will result in the camera quickly flying across the world.

Protected Methods

Method	Description
UpdateInput ( InputManager input ) : void	Override this method to catch input events and act on the camera
UpdateViewMatrix ( GameTime gameTime ) : Matrix	Animates the camera from its current position towards the desired offset behind the chased object. The camera's animation is controlled by a simple physical spring attached to the camera and anchored to the desired position.

Private Methods

Method	Description
UpdateMatrices ( ) : Matrix	Rebuilds camera's view and projection matricies.
UpdateWorldPositions ( ) : void	Rebuilds object space values in world space. Invoke before publicly returning or privately accessing world space values.

Method Details

ChaseCamera3D() public method

Creates a new instance of the camera

public ChaseCamera3D ( float aspectRatio, float fieldOfView, float nearPlaneDistance, float farPlaneDistance ) : System
aspectRatio	float
fieldOfView	float
nearPlaneDistance	float
farPlaneDistance	float
return	System

Reset() public method

Forces camera to be at desired position and to stop moving. The is useful when the chased object is first created or after it has been teleported. Failing to call this after a large change to the chased object's position will result in the camera quickly flying across the world.

public Reset ( ) : void
return	void

UpdateInput() protected method

Override this method to catch input events and act on the camera

protected UpdateInput ( InputManager input ) : void
input	InputManager	The current input instance
return	void

UpdateViewMatrix() protected method

Animates the camera from its current position towards the desired offset behind the chased object. The camera's animation is controlled by a simple physical spring attached to the camera and anchored to the desired position.

protected UpdateViewMatrix ( GameTime gameTime ) : Matrix
gameTime	Microsoft.Xna.Framework.GameTime
return	Matrix