[Rd] rgl pinch and zoom under Windows 8.1

[Duncan Murdoch]

On 03/06/2014, 2:02 PM, Dominick Samperi wrote:
> Under Windows 8.1 with a touch screen, the pinch gesture
> causes an rgl plot to expand (zoom in) instead of contract, the opposite of
> what I would expect. When using a map app, for example, the pinch
> gesture causes the map to contract (zoom out).
>

rgl has no support for pinch gestures, so your OS is translating the 
message into something else, which rgl is acting on.  I'd guess it's the 
scroll wheel.

So I guess you should see if you can configure it to translate to the 
opposite direction of rotation.

Duncan Murdoch