22 lines
527 B
C++
22 lines
527 B
C++
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#include "FpsItem.h"
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#include <QTimer>
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#include <QQuickWindow>
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FpsItem::FpsItem() {
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m_fps = 0;
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auto *timer = new QTimer(this);
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connect(timer, &QTimer::timeout, this, [this] {
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fps(_frameCount);
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_frameCount = 0;
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});
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connect(this, &QQuickItem::windowChanged, this, [this] {
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if (window()) {
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connect(
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window(), &QQuickWindow::afterRendering, this, [this] { _frameCount++; },
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Qt::DirectConnection);
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}
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});
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timer->start(1000);
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}
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