Microsoft DirectX 8.1 (Visual Basic)

D3DXMatrixPerspectiveOffCenterLH

Builds a customized, left-handed perspective projection matrix.

D3DXMatrixPerspectiveOffCenterLH( _ 
    MOut As D3DMATRIX, _ 
    l As Single, _ 
    r As Single, _ 
    b As Single, _ 
    t As Single, _ 
    zn As Single, _ 
    zf As Single)

Parameters

MOut
D3DMATRIX type that is the result of the operation, a customized, left-handed perspective projection matrix.
l
Minimum x-value of view-volume.
r
Maximum x-value of view-volume.
b
Maximum y-value of view-volume.
t
Minimum y-value of view-volume.
zn
Minimum z-value of the view volume.
zf
Maximum z-value of the view volume.

Error Codes

If the function fails, an error is raised and Err.Number can be set to one of the following values.

D3DERR_INVALIDCALL
D3DERR_OUTOFVIDEOMEMORY

For information on trapping errors, see the Microsoft® Visual Basic® Error Handling topic.

Remarks

All the parameters of the D3DXMatrixPerspectiveOffCenterLH function are distances in camera-space. The parameters describe the dimensions of the view-volume.

See Also

D3DXMatrixPerspectiveRH, D3DXMatrixPerspectiveLH, D3DXMatrixPerspectiveFovRH, D3DXMatrixPerspectiveFovLH, D3DXMatrixPerspectiveOffCenterRH