diff --git a/src/plugins/platforms/cocoa/qnsview.mm b/src/plugins/platforms/cocoa/qnsview.mm index cc8fe51e0f3..66ef16d2b37 100644 --- a/src/plugins/platforms/cocoa/qnsview.mm +++ b/src/plugins/platforms/cocoa/qnsview.mm @@ -1001,7 +1001,7 @@ Q_GLOBAL_STATIC(QCocoaTabletDeviceDataHash, tabletDeviceDataHash) z = [theEvent absoluteZ]; if (deviceData.capabilityMask & 0x0800) - tangentialPressure = [theEvent tangentialPressure]; + tangentialPressure = ([theEvent tangentialPressure] * 2.0) - 1.0; rotation = [theEvent rotation];