At this point I am comfortable eliminating the mouse as an issue for you. You are right, mouse wheel processing is different. It came into the system well before the trackpad support. I believe macOS is in the second or third generation of trackpad support, with the last change adding gesture and depth control.
Good luck finding the problem! Jack > On Jun 21, 2018, at 12:42 AM, Michael Starke > <michael.sta...@hicknhack-software.com> wrote: > > The mice where all connected via USB. No wireless mice where used or tested. > > Connections where: > Mouse - MacBook > Mouse - Dell Hub - MacBook > Mouse - Apple Keyboard - Dell Hub - MacBook > > Checking the Trace in Instruments reveals that the scrolling via mouse wheel > get processed differently than scrolling on the trackpad. > > - Michael > >> On 21. Jun 2018, at 02:01, Jack Brindle <jackbrin...@me.com> wrote: >> >> Logitech mice don’t have drivers for the Mac these days, but the Options >> software can add interesting capabilities. It is not required for general >> use, but is required if you want any of the additional buttons or features >> to be used. >> >> The next question I would ask is how you have the mouse attached to the >> computer - Unifying receiver or bluetooth (BLE). It does make a difference, >> we have seen interesting lag issues with BLE that don’t exist with the >> Unifying receiver. If you are using BLE, I would suggest plugging in a >> Unifying receiver that is paired to the mouse and trying the mouse with that >> method of communications. >> >> I’m not saying this is a mouse issue, just trying to make sure it isn’t one. >> >> Jack Brindle >> Logitech Engineering >> >> >>> On Jun 20, 2018, at 4:53 AM, Michael Starke >>> <michael.sta...@hicknhack-software.com> wrote: >>> >>> I'm using a Logitech mouse without any additional drivers installed. >>> >>> I tried using a couple of Logitech mouses, directly attached to the Laptop, >>> attached to the Hub inside the monitor, nothing changes. Every mouse >>> behaves the same way that is, it's lagging on the initial scroll. >>> >>> I'll try to find some more mice from different vendors to see if this makes >>> any difference. And I'll run Instruments to see if I can identify the >>> bottleneck. >>> >>> - Michael >>> >>>> On 20. Jun 2018, at 06:03, Jack Brindle <jackbrin...@me.com> wrote: >>>> >>>> What’s the mouse? It’s not from Apple, so what is it, how is it connected >>>> and does it use any software to help it work? >>>> >>>> Jack >>>> >>>> >>>>> On Jun 19, 2018, at 2:56 AM, Michael Starke >>>>> <michael.sta...@hicknhack-software.com> wrote: >>>>> >>>>> Hi list, >>>>> >>>>> I'm currently trying to find the bottleneck in my app MacPass that's >>>>> causing the scrolling in the main table to be sluggish. >>>>> >>>>> Before diving deeply into Instruments to find the culprit I realized that >>>>> scrolling with the trackpad is butter-smooth but scrolling using the >>>>> mouse wheel is rather slow. When I start to scroll down, there's a slight >>>>> delay but then the scrolling works smooth. This is not the case when >>>>> scrolling up or when scrolling using the trackpad. >>>>> >>>>> I'm gladi if anyone could point me to a solution >>>>> >>>>> SDK is 10.12, deployment target is 10.10 and the NSTableView is NSView >>>>> based >>>>> >>>>> - Michael >>>>> >>>>> ___m i c h a e l s t a r k e____ >>>>> geschäftsführer >>>>> HicknHack Software GmbH >>>>> www.hicknhack-software.com >>>>> >>>>> ___k o n t a k t____ >>>>> +49 (170) 3686136 >>>>> cont...@hicknhack.com >>>>> >>>>> ___H i c k n H a c k S o f t w a r e G m b H____ >>>>> geschäftsführer - maik lathan | andreas reischuck | michael starke >>>>> bayreuther straße 32 >>>>> 01187 dresden >>>>> amtsgericht dresden HRB 30351 >>>>> sitz - dresden >>>>> >>>>> _______________________________________________ >>>>> >>>>> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) >>>>> >>>>> Please do not post admin requests or moderator comments to the list. >>>>> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >>>>> >>>>> Help/Unsubscribe/Update your Subscription: >>>>> https://lists.apple.com/mailman/options/cocoa-dev/jackbrindle%40me.com >>>>> >>>>> This email sent to jackbrin...@me.com >>>> >>> >>> >>> ___m i c h a e l s t a r k e____ >>> geschäftsführer >>> HicknHack Software GmbH >>> www.hicknhack-software.com >>> >>> ___k o n t a k t____ >>> +49 (170) 3686136 >>> cont...@hicknhack.com >>> >>> ___H i c k n H a c k S o f t w a r e G m b H____ >>> geschäftsführer - maik lathan | andreas reischuck | michael starke >>> bayreuther straße 32 >>> 01187 dresden >>> amtsgericht dresden HRB 30351 >>> sitz - dresden >>> >>> _______________________________________________ >>> >>> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) >>> >>> Please do not post admin requests or moderator comments to the list. >>> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >>> >>> Help/Unsubscribe/Update your Subscription: >>> https://lists.apple.com/mailman/options/cocoa-dev/jackbrindle%40me.com >>> >>> This email sent to jackbrin...@me.com >> > > > ___m i c h a e l s t a r k e____ > geschäftsführer > HicknHack Software GmbH > www.hicknhack-software.com > > ___k o n t a k t____ > +49 (170) 3686136 > cont...@hicknhack.com > > ___H i c k n H a c k S o f t w a r e G m b H____ > geschäftsführer - maik lathan | andreas reischuck | michael starke > bayreuther straße 32 > 01187 dresden > amtsgericht dresden HRB 30351 > sitz - dresden > _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. 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