[Bug 58163] New: WINTAB32.dll: AzPainter2 pressure does not work with pen tablet

[WineHQ Bugzilla]

http://bugs.winehq.org/show_bug.cgi?id=58163

Bug ID: 58163
           Summary: WINTAB32.dll: AzPainter2 pressure does not work with
                    pen tablet
           Product: Wine
           Version: 10.6
          Hardware: x86-64
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: winex11.drv
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

AzPainter2 pressure does not work with pen tablet.

The bug is here.
https://github.com/wine-mirror/wine/blob/f7503d0a996ae1243dd6c87b39a9143624a...
or
https://github.com/wine-mirror/wine/blob/f7503d0a996ae1243dd6c87b39a9143624a...

(button_state & 0x01) or XQueryDeviceState's (XButtonState.buttons[0] & 0x01)
appears to be unused.
Shifting the above "button_state" 1bit to the right fixed it.

Case XP-Pen Deco 01 v2 (and Unknown old pen tablet)
When the pen is released:
WT_PACKET's buttons 0x0
When you are drawing with the pen pressed against the board:
WT_PACKET's buttons 0x2
Pen lower button:
WT_PACKET's buttons 0x4
Pen top button:
WT_PACKET's buttons 0x8