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Fix wrong bit count in comment 

If we're counting bits from 0, then the MSB is bit 31!
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Susko3 2023-12-26 21:21:17 +01:00 committed by Sam Lantinga
parent c2a55cd2c5
commit e0df963ef0
1 changed files with 1 additions and 1 deletions
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src/video/windows/SDL_windowsevents.c
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@ -411,7 +411,7 @@ static SDL_MOUSE_EVENT_SOURCE GetMouseMessageSource(void)
LPARAM extrainfo = GetMessageExtraInfo();
/* Mouse data (ignoring synthetic mouse events generated for touchscreens) */
/* Versions below Vista will set the low 7 bits to the Mouse ID and don't use bit 7:
Check bits 8-32 for the signature (which will indicate a Tablet PC Pen or Touch Device).
Check bits 8-31 for the signature (which will indicate a Tablet PC Pen or Touch Device).
Only check bit 7 when Vista and up(Cleared=Pen, Set=Touch(which we need to filter out)),
when the signature is set. The Mouse ID will be zero for an actual mouse. */
if (IsTouchEvent(extrainfo)) {