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OSX/tablet: fix a longstanding bug with certain devices and a cornercases

This commit is contained in:
Jens Verwiebe 2013-03-20 16:51:50 +00:00
parent d6ad96e2a9
commit 09a604561d
1 changed files with 6 additions and 0 deletions
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6
intern/ghost/intern/GHOST_SystemCocoa.mm
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@ -1404,6 +1404,12 @@ GHOST_TSuccess GHOST_SystemCocoa::handleTabletEvent(void *eventPtr, short eventT
switch (eventType) {
case NSTabletPoint:
// workaround 2 cornercases:
// 1. if [event isEnteringProximity] was not triggered since program-start
// 2. device is not sending [event pointingDeviceType], due no eraser
if (ct.Active == GHOST_kTabletModeNone)
ct.Active = GHOST_kTabletModeStylus;
ct.Pressure = sqrtf(powf([event pressure], 5 )); // experimental: change sensivity curve
ct.Xtilt = [event tilt].x;
ct.Ytilt = [event tilt].y;