From: Roland S. <rsc...@hi...> - 2005-02-05 20:06:07
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Keith Whitwell wrote: > Vladimir Dergachev wrote: > >> >> >> On Sat, 5 Feb 2005, Keith Whitwell wrote: >> >>> Vladimir Dergachev wrote: >>> >>>> >>> >>>> * I don't think we need software TCL code to be separate - as I >>>> understand this code is in R200 driver because initial driver >>>> did not support hardware TCL. (We do not support it either, yet) >>> >>> >>> >>> You also need some support for software TCL in situations where you >>> have to fallback for whatever reason. >> >> >> >> But what could this be ? R300 vertex shaders are generic enough. > > > You only need one thing. Are all the GL texture border modes supported, > for instance? What about the GL_FRONT_AND_BACK draw buffer target? > > Keith Additionally, there is r300-class hardware around which don't even has (hw) tcl/vertex shader (xpress 200 igp, aka rs480). Roland |