adopt_sampler&			_f_linear		()						{ if (C) C->i_Filter	(stage,D3DTEXF_LINEAR,D3DTEXF_NONE,  D3DTEXF_LINEAR);		return *this;	}
	adopt_sampler&			_f_none			()						{ if (C) C->i_Filter	(stage,D3DTEXF_POINT, D3DTEXF_NONE,  D3DTEXF_POINT);		return *this;	}
	adopt_sampler&			_f_anisotropic	()						{ if (C) C->i_Filter	(stage,D3DTEXF_ANISOTROPIC,D3DTEXF_LINEAR,D3DTEXF_ANISOTROPIC);	return *this;	}