Camera类 参考

Public 成员函数
	Camera (long width, long height, Vector3 position, Vector3 target, Vector3 up)
Vector3	GetPosition ()
void	SetPosition (Vector3 val)
Vector3	GetUp ()
void	SetUp (Vector3 val)
Vector3	GetTarget ()
void	SetTarget (Vector3 val)
Vector2	GetPageOffset ()
void	SetPageOffset (Vector2 val)
Matrix4	GetViewMatrix ()
float	GetNear ()
void	SetNear (float val)
float	GetFar ()
void	SetFar (float val)
float	GetFovy ()
void	SetFovy (float val)
ViewPosition	GetOrigin ()
void	SetOrigin (ViewPosition val)
ViewPosition	GetSize ()
void	SetSize (ViewPosition val)
long	GetWidth ()
void	SetWidth (long val)
long	GetHeight ()
void	SetHeight (long val)
float	GetOrthoZoomFactor ()
void	SetOrthoZoomFactor (float val)
EnumProjectionType	GetProjectionType ()
void	SetProjectionType (EnumProjectionType val)
Matrix4	GetProjectionMatrix ()
boolean	GetLockNearFar ()
void	SetLockNearFar (boolean val)
Vector3	GetDirection ()
Vector3	GetRight ()
void	UpdateNearFar (AABox sceneBox)
float	GetDistance ()
void	LookAt (Vector3 position, Vector3 target, Vector3 up)
void	LookByDirection (Vector3 target, Vector3 dir, Vector3 up)
void	UpdateViewMatrix ()
void	UpdateProjectionMatrix ()
Vector2	GetViewportSize ()
Vector2	GetViewportOrigin ()
Vector4	GetViewport ()
Vector2	GetViewportCenter ()
void	Resize (long width, long height)
void	Zoom (float ratio, float distance)
Matrix4	ComputeOrthoMatrix (float zoomFactor)
void	Dump ()
boolean	Contain (long winX, long winY)

详细描述

<>
viewport:

1. Orgion [left, bottom]
   h
   ^------—
   | |
   | |
   O------—> w
   Origon and Size can be Absolute or Relative mode.

   参见

   EnumPositionType2. Camera can be shared among viewports.

成员函数说明

Contain()

boolean Camera.Contain	(	long	winX,
		long	winY
	)

Test if window point is in camera

参数

winX	the x value
winY	the y value

返回

true if in camera.

GetViewportOrigin()

Vector2 Camera.GetViewportOrigin

(

)

Get the origin point on screen.

返回

the origin.

GetViewportSize()

Vector2 Camera.GetViewportSize

(

)

Get the size on screen.

返回

the width and heigth.

Zoom()

void Camera.Zoom	(	float	ratio,
		float	distance
	)

Zoom by ratio

参数

ratio

(0, 2)