User talk:Rettichschnidi

Tripplehead setup on a Thinkpad T420 (with dockingstation):

Good: Nvidida screens have both hardware acceleration Bad: Intel (internal screen) has no acceleration at all

 Section "ServerLayout"
     Identifier     "Layout0"
     Screen      0  "IntelScreen" 0 0
     Screen      1  "NvidiaScreen0" RightOf "IntelScreen"
     Screen      2  "NvidiaScreen1"  RightOf "NvidiaScreen0"
     Option         "Xinerama" "0"
 EndSection
 
 Section "Monitor"
     Identifier     "ThinkpadMonitor"
 EndSection
 
 Section "Monitor"
     Identifier     "NvidiaMonitor0"
 EndSection
 
 Section "Monitor"
     Identifier     "NvidiaMonitor1"
 EndSection
 
 Section "Device"
     Identifier     "NvidiaDevice0"
     Driver         "nvidia"
     BusID          "PCI:1:0:0"
     Screen          0
     Option         "RenderAccel"  "true"
 EndSection
 
 Section "Device"
     Identifier     "NvidiaDevice1"
     Driver         "nvidia"
     BusID          "PCI:1:0:0"
     Screen          1
     Option         "RenderAccel"  "true"
 EndSection
 
 Section "Device"
     Identifier     "IntelDevice"
     Driver         "intel"
     BusID          "PCI:0:2:0"
 EndSection
 
 Section "Screen"
     Identifier     "NvidiaScreen0"
     Device         "NvidiaDevice0"
     Monitor        "NvidiaMonitor0"
     DefaultDepth    24
 #    Option         "nvidiaXineramaInfoOrder" "DFP-2"
     Option         "metamodes" "DFP-2: nvidia-auto-select +0+0"
     SubSection     "Display"
         Depth       24
     EndSubSection
 EndSection
 
 Section "Screen"
     Identifier     "NvidiaScreen1"
     Device         "NvidiaDevice1"
     Monitor        "NvidiaMonitor1"
     DefaultDepth    24
     Option         "metamodes" "DFP-3: nvidia-auto-select +0+0"
     SubSection     "Display"
         Depth       24
     EndSubSection
 EndSection

 Section "Screen"
     Identifier     "IntelScreen"
     Device         "IntelDevice"
     Monitor        "ThinkpadMonitor"
     DefaultDepth    24
     SubSection     "Display"
         Depth       24
     EndSubSection
 EndSection
 
 Section "Extensions"
     Option         "Composite" "Disable"
 EndSection