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QmlProfiler: Don't ignore ranges of < 500ns in overview

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As most of the numbers involved are single precision floats rounding
errors can easily lead to such numbers. Instead of ignoring it set the
range to the smallest allowable value.

Task-number: QTCREATORBUG-11879
Change-Id: If8d08b27cc9e4cf2a63ff4973f519b0d3363178d
Reviewed-by: Kai Koehne <kai.koehne@digia.com>
This commit is contained in:
Ulf Hermann
2014-03-28 17:13:55 +01:00
parent 18ca8139ea
commit 8510c848a2
1 changed files with 2 additions and 3 deletions
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5
src/plugins/qmlprofiler/qml/Overview.qml
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@@ -55,9 +55,8 @@ Canvas {
return; return;
var newStartTime = Math.round(rangeMover.getLeft() * qmlProfilerModelProxy.traceDuration() / width) + qmlProfilerModelProxy.traceStartTime(); var newStartTime = Math.round(rangeMover.getLeft() * qmlProfilerModelProxy.traceDuration() / width) + qmlProfilerModelProxy.traceStartTime();
var newEndTime = Math.round(rangeMover.getRight() * qmlProfilerModelProxy.traceDuration() / width) + qmlProfilerModelProxy.traceStartTime(); var newEndTime = Math.round(rangeMover.getRight() * qmlProfilerModelProxy.traceDuration() / width) + qmlProfilerModelProxy.traceStartTime();
if ((startTime !== newStartTime || endTime !== newEndTime) && newEndTime - newStartTime > 500) { if (startTime !== newStartTime || endTime !== newEndTime)
zoomControl.setRange(newStartTime, newEndTime); zoomControl.setRange(newStartTime, Math.max(newEndTime, newStartTime + 500));
}
} }
function clamp(val, min, max) { function clamp(val, min, max) {