adopt_sampler&			_fmag_point		()						{ if (C) C->i_Filter_Mag(stage,D3DTEXF_POINT);										return *this;	}
	adopt_sampler&			_fmag_linear	()						{ if (C) C->i_Filter_Mag(stage,D3DTEXF_LINEAR);										return *this;	}
	adopt_sampler&			_fmag_none		()						{ if (C) C->i_Filter_Mag(stage,D3DTEXF_NONE);										return *this;	}