Displaylink (uk) Limited

Piotr Czapla

Sebastian Matysik

A display system comprises a processing device connected to a plurality of display devices, the processing device comprising a processor connected to a system memory and to a graphics processing unit, the graphics processing unit comprising a graphics processor connected to a video memory. A method of operating the system comprises the steps of maintaining a system frame buffer in system memory, creating a shared primary surface in video memory for an additional display device not controlled by the graphics processing unit, rendering the contents of the system frame buffer onto the shared primary surface, rendering any and all directly rendered applications onto the shared primary surface, maintaining a second frame buffer in system memory, copying at least some of the content of the shared primary surface to the second frame buffer, and outputting at least some of the content of the second frame buffer to the additional display device.

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Bedzin, Poland

Piotr Czapla