for the record: I can't confirm this, QML input is instantly here free radeon driver (5series) on openSUSE 13.1 64bit.
2014-03-22 15:46 GMT+01:00 Willem Bennekom <cumul...@gmail.com>: > With its current architecture, QtQuick has input latency issues: > The scene reacts to user input with a slight, but noticeable delay, which > makes > QtQuick apps feel clumsy and unpleasant to use. > > I guess this is related to vsync handling, where input events don't > immediately > trigger a repaint while the render thread waits until the framebuffer is > swapped. > > The only exception are Windows platforms with native OpenGL on ATI cards, > where the framerate seems to be uncapped: > The rendering is super responsive, almost like Qt Widgets. > The drawback is that render thread animators are broken, as they aren't > synced to 60 Hz. > > 1. Is there a way to hack Qt to get this Windows+OpenGL+ATI rendering > behavior on all platforms? > Maybe some tweaks in qsg*renderloop.cpp? > > 2. Are there plans to implement a rendering scheme that reduces input > latency? > > Thanks > Willem > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest > _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
