Re: [Dri-devel] Software rendering and ReadBuffer (was: mach64 testing - xor logic op)

2002-07-08 Thread Graham Hay
--- Leif Delgass <[EMAIL PROTECTED]> wrote: > On Mon, 8 Jul 2002, Leif Delgass wrote: > > > On Mon, 8 Jul 2002, Brian Paul wrote: > > > The driver should assume the second case. swrast->Driver.SetReadBuffer() > > > will get called for the first case, as needed. > > > > I missed this comment bef

Re: [Dri-devel] Software rendering and ReadBuffer (was: mach64 testing - xor logic op)

2002-07-08 Thread Graham Hay
--- Leif Delgass <[EMAIL PROTECTED]> wrote: > On Sun, 7 Jul 2002, Brian Paul wrote: > > > The notion of 'current read buffer' is more complicated than one would > > first expect. There are basically two situations in which you need to > > read from a color buffer: > > > > 1. glRead/CopyPixels(

[Dri-devel] mach64 testing - xor logic op

2002-07-02 Thread Graham Hay
Hello all, I've been following the mach64 efforts closely and it seemed like a good time to try a binary snapshot. Very impressive! Thanks to all involved. I did find a problem running an OpenGL app I wrote for work. It seems that when I use the XOR logic op for rubber banded lines/rectangles tha