Hi Guy, On Tue, Apr 15, 2008 at 5:04 PM, Guy <[EMAIL PROTECTED]> wrote:
> I have no suggestion to solve the problem, but if the functionality to > set the default cursor will be added, it should support a 3D cursor too. > > That means, hiding the operating system cursor and moving 3D object on the > screen space according to the mouse > I've implemented a disabling of the desktop cursor replacing it with 3D cursor (a textured quad) in Present3D, its not the neatest code in the world but it functions. 3D Cursors require quite a different type of coding than desktop cursors - they require objects to be placed in the scene graph and updated with the appropriate depth, and they also are subject to the frame rate of the client app, so if you app is only rendering at 30Hz or less the delay in the cursor is rather noticable, its not as responsive as a desktop cursor that I believe is typically implemented in hardware. Given these differences I'd suggest that a 3D cursor should have a different API to support it. It might be a suitable candidate for osgWidget, although perhaps elsewhere would be fine too. Robert.
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