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ubb-vga: option -d to double the number of set/clear pairs, improving resolution

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- README: added compatibility of double mode
- ubb-vga.c (usage, main): new option -d to double the number of set/clear
  pairs (making lines longer and the apparent pixel clock slower)
- ubb-vga.c (grab, session, main): have a complete set/clear pair for each
  pixel in double mode
This commit is contained in:
Werner Almesberger
2011-04-24 21:09:50 -03:00
parent dab839ab66
commit 67107d0062
2 changed files with 40 additions and 13 deletions
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11
ubb-vga/README
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@@ -43,11 +43,18 @@ don't mind.
Compatibility
-------------
ubb-vga has been tested with the following monitors:
ubb-vga in single mode has been tested with the following monitors:
Display Size Quality
Display Monitor size Quality
----------------------- --------------- ----------------------------------
Xenon XEN-1510T 15", 1024x768 good
Samsung 206NW 20", 1680x1050 poor (horizontal instability)
LG W2243C 22", 1920x1080 acceptable (slight instability)
LG W2243L 22", 1920x1080 acceptable (slight instability)
In double mode:
Display Pixels missing Quality
left/right
----------------------- --------------- ------------------
Xenon XEN-1510T 5 / 25 good