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| -rw-r--r-- | dist/changes-2.1.0 | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/dist/changes-2.1.0 b/dist/changes-2.1.0 index 0e40c475..93cb7c39 100644 --- a/dist/changes-2.1.0 +++ b/dist/changes-2.1.0 @@ -1,5 +1,13 @@ Qt Charts 2.1.0 +Performance Improvements +-------------------- +Qt Charts now supports accelerating drawing of line and scatter series with +OpenGL. In cases involving large amounts of points, this radically +improves performance. For example, a high-end desktop system with a good GPU +can draw a series with millions of points at a useful frame rate. +See QAbstractSeries::useOpenGL documentation for more information. + New features ------------ - Added support for QAbstractSeries::useOpenGL property @@ -8,6 +16,7 @@ New features - Added support for minor ticks to value axis - Added support for bar series value label angle - Added QXYSeries::replace(QVector<QPointF> points) overload +- Added QXYSeries::pointsVector() to get series points as a QVector. - Added possibility to set duration and easing curve for chart animation - Added a method to remove more than one point to QXYSeries - Added option to set labels clipping |