Pixel Buffer - Bank Configurations


BANKS
 
High IMPACT Max IMPACT Resolution /usr/gfx/ucode/MGRAS/vof /[2RSS]
1 2 1280x1024 1280x1024_{49,50,59,60,72,76}
1 4 1280x768 1024x768_{60,96s,96s_vs}
1 2 1280x492s 1280x492_120s

OpenGL Configuration Limitations/Performance
 
Banks pbuffer allocated size = screen size

1 pbuffer avalaible on High Impact

Minimize the use of glXMakeCurrentReadSGIX (performance issue)

Render Type must match (color index or RGBA)

pbuffer with Zbuffer and Drawable with Zbuffer are incompatible

12/12/12 pbuffer must be created before all others pbuffers

No pbuffer with Overlay Visual
 
Z/S
Window 0 1
W + 12Lpb 1 2
W + 2x12 L pb 2 3
W+ 8/8/8/8 pb 1 2
W+ 2x8/8/8/8 pb 2 3
W+12/12/12 pb 2 3