Just made a new SD card. Updated Linux Jessie and OpenPlotter first to version 0.17. Then did the large update to Linux Stretch. Updated to kernel version to 4.14.18. Switching on the VC4.
And to my surprise OpenGL works now in OpenCPN 4.8.2. Screen movements are now very quick.
And to my surprise OpenGL works now in OpenCPN 4.8.2. Screen movements are now very quick.