Re: [Development] Partial screen updates with Scenegraph

2012-07-20 Thread Thiago Macieira
On sexta-feira, 20 de julho de 2012 12.32.41, Andreas Aardal Hanssen wrote: > For hardware and applications where memory bandwidth and CPU/GPU power is > an issue, for example when resolutions go above 800x480 (e.g., retina) and > there are multiple screens, with multiple layers (e.g. video playbac

Re: [Development] Partial screen updates with Scenegraph

2012-07-20 Thread Andreas Aardal Hanssen
2012/7/20 Uwe Rathmann > On 07/20/2012 12:32 PM, Andreas Aardal Hanssen wrote: > > Partial update support doesn't help for applications that don't _need_ > > it, rather. And high-end mobile phones where there's enough CPU and GPU > > power for the UI, which is the focus of QML 2 and the SceneGrap

Re: [Development] Partial screen updates with Scenegraph

2012-07-20 Thread Uwe Rathmann
On 07/20/2012 12:32 PM, Andreas Aardal Hanssen wrote: > Partial update support doesn't help for applications that don't _need_ > it, rather. And high-end mobile phones where there's enough CPU and GPU > power for the UI, which is the focus of QML 2 and the SceneGraph, don't > need it. What abo

Re: [Development] Partial screen updates with Scenegraph

2012-07-20 Thread Andreas Aardal Hanssen
2012/7/20 > > Is it possible to set the new Grahpicsstack to do only partial screen > updates? > > This would help me fixing some performance issues on embedded devices.Hi > Dietrich, > The scene graph does not do partial updates. > Based on the experience we had from the widget stack and graphic

Re: [Development] Partial screen updates with Scenegraph

2012-07-20 Thread Uwe Rathmann
On 07/20/2012 09:02 AM, gunnar.sle...@nokia.com wrote: > Based on the experience we had from the widget stack and graphics view, > we early on concluded that for applications which have > moderate amount of animations, partial updates hurts a lot more than > it gains. I already had several

Re: [Development] Partial screen updates with Scenegraph

2012-07-20 Thread gunnar.sletta
On Jul 19, 2012, at 2:23 PM, ext dietrich.gos...@conti-engineering.com wrote: > Hi, > > Is it possible to set the new Grahpicsstack to do only partial screen > updates? > This would help me fixing some performance issues on embedded devices. > Hi Dietrich, The scene graph does not do part

[Development] Partial screen updates with Scenegraph

2012-07-19 Thread Dietrich . Gossen
Hi, Is it possible to set the new Grahpicsstack to do only partial screen updates? This would help me fixing some performance issues on embedded devices. Best regards Dietrich ___ Development mailing list Development@qt-project.org http://lists.qt-pr