class D3DX9 : Object

public static const_c float D3DX_PI

public static float[] d3DXMatrixLookAtLH( float eyeX, float eyeY, float eyeZ, float lookAtX, float lookAtY, float lookAtZ, float upX, float upY, float upZ )
public static float[] d3DXMatrixPerspectiveFovLH( float fovy, float aspect, float zn, float zf )
public static float[] d3DXMatrixRotationY( float angle )