adopt_sampler& _fmin_aniso () { if (C) C->i_Filter_Min(stage,D3DTEXF_ANISOTROPIC); return *this; }
adopt_sampler& _fmin_point () { if (C) C->i_Filter_Min(stage,D3DTEXF_POINT); return *this; }
adopt_sampler& _fmin_linear () { if (C) C->i_Filter_Min(stage,D3DTEXF_LINEAR); return *this; }
adopt_sampler& _fmin_none () { if (C) C->i_Filter_Min(stage,D3DTEXF_NONE); return *this; }