On Sat, Feb 5, 2011 at 4:35 PM, Carl-Philip Haensch <carl-philip.haen...@mailbox.tu-dresden.de> wrote: > Hi, > > the r600 has capabilities of bicubic texture filtering. But I found no > constant in mesa that would force bicubic filtering, so I only added a todo > into the r600 driver to add the case once if I know which mesa constant > stands for it.
FWIW, the bicubic filtering in the samplers is about as complex to set up as writing a bicubic shader filter (lots of filter kernel params to calculate and load). Also, the feature was removed in 7xx, so it's only applicable to 6xx asics. Alex > > --- a/src/gallium/drivers/r600/r600_state_inlines.h > +++ b/src/gallium/drivers/r600/r600_state_inlines.h > @@ -176,6 +176,7 @@ static inline unsigned r600_tex_filter(unsigned filter) > return V_03C000_SQ_TEX_XY_FILTER_POINT; > case PIPE_TEX_FILTER_LINEAR: > return V_03C000_SQ_TEX_XY_FILTER_BILINEAR; > + // ToDo: Bicubic V_03C000_SQ_TEX_XY_FILTER_BICUBIC > } > } > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-dev > _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
