diff options
Diffstat (limited to 'src/gui/painting/qbackingstore.cpp')
| -rw-r--r-- | src/gui/painting/qbackingstore.cpp | 59 |
1 files changed, 49 insertions, 10 deletions
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp index 94a5438..6fbb59f 100644 --- a/src/gui/painting/qbackingstore.cpp +++ b/src/gui/painting/qbackingstore.cpp @@ -98,6 +98,21 @@ static inline void qt_flush(QWidget *widget, const QRegion ®ion, QWindowSurfa QWidgetBackingStore::showYellowThing(widget, region, flushUpdate * 10, false); #endif + //The performance hit by doing this should be negligible. However, be aware that + //using this FPS when you have > 1 windowsurface can give you inaccurate FPS + static bool fpsDebug = qgetenv("QT_DEBUG_FPS").toInt(); + if (fpsDebug) { + static QTime time = QTime::currentTime(); + static int frames = 0; + + frames++; + + if(time.elapsed() > 5000) { + double fps = double(frames * 1000) /time.restart(); + fprintf(stderr,"FPS: %.1f\n",fps); + frames = 0; + } + } if (widget != tlw) windowSurface->flush(widget, region, tlwOffset + widget->mapTo(tlw, QPoint())); else @@ -271,7 +286,11 @@ bool QWidgetBackingStore::bltRect(const QRect &rect, int dx, int dy, QWidget *wi void QWidgetBackingStore::releaseBuffer() { if (windowSurface) +#if defined(Q_WS_QPA) + windowSurface->resize(QSize()); +#else windowSurface->setGeometry(QRect()); +#endif #ifdef Q_BACKINGSTORE_SUBSURFACES for (int i = 0; i < subSurfaces.size(); ++i) subSurfaces.at(i)->setGeometry(QRect()); @@ -401,7 +420,11 @@ QRegion QWidgetBackingStore::dirtyRegion(QWidget *widget) const { const bool widgetDirty = widget && widget != tlw; const QRect tlwRect(topLevelRect()); +#if defined(Q_WS_QPA) + const QRect surfaceGeometry(tlwRect.topLeft(), windowSurface->size()); +#else const QRect surfaceGeometry(windowSurface->geometry()); +#endif if (fullUpdatePending || (surfaceGeometry != tlwRect && surfaceGeometry.size() != tlwRect.size())) { if (widgetDirty) { const QRect dirtyTlwRect = QRect(QPoint(), tlwRect.size()); @@ -452,7 +475,11 @@ QRegion QWidgetBackingStore::dirtyRegion(QWidget *widget) const QRegion QWidgetBackingStore::staticContents(QWidget *parent, const QRect &withinClipRect) const { if (!parent && tlw->testAttribute(Qt::WA_StaticContents)) { +#if defined(Q_WS_QPA) + const QSize surfaceGeometry(windowSurface->size()); +#else const QRect surfaceGeometry(windowSurface->geometry()); +#endif QRect surfaceRect(0, 0, surfaceGeometry.width(), surfaceGeometry.height()); if (!withinClipRect.isEmpty()) surfaceRect &= withinClipRect; @@ -561,7 +588,7 @@ void QWidgetBackingStore::markDirty(const QRegion &rgn, QWidget *widget, bool up return; } - if (!windowSurface->hasPartialUpdateSupport()) { + if (!windowSurface->hasFeature(QWindowSurface::PartialUpdates)) { fullUpdatePending = true; sendUpdateRequest(tlw, updateImmediately); return; @@ -656,7 +683,7 @@ void QWidgetBackingStore::markDirty(const QRect &rect, QWidget *widget, bool upd return; } - if (!windowSurface->hasPartialUpdateSupport()) { + if (!windowSurface->hasFeature(QWindowSurface::PartialUpdates)) { fullUpdatePending = true; sendUpdateRequest(tlw, updateImmediately); return; @@ -720,9 +747,8 @@ void QWidgetBackingStore::markDirtyOnScreen(const QRegion ®ion, QWidget *widg } // Alien widgets. - if (!widget->internalWinId()) { - QWidget *nativeParent = widget->nativeParentWidget(); - // Alien widgets with the top-level as the native parent (common case). + if (!widget->internalWinId() && !widget->isWindow()) { + QWidget *nativeParent = widget->nativeParentWidget(); // Alien widgets with the top-level as the native parent (common case). if (nativeParent == tlw) { if (!widget->testAttribute(Qt::WA_WState_InPaintEvent)) dirtyOnScreen += region.translated(topLevelOffset); @@ -1117,9 +1143,9 @@ void QWidgetBackingStore::sync(QWidget *exposedWidget, const QRegion &exposedReg return; } - // If there's no partial update support we always need + // If there's no preserved contents support we always need // to do a full repaint before flushing - if (!windowSurface->hasPartialUpdateSupport()) + if (!windowSurface->hasFeature(QWindowSurface::PreservedContents)) fullUpdatePending = true; // Nothing to repaint. @@ -1157,12 +1183,16 @@ void QWidgetBackingStore::sync() return; } - const bool inTopLevelResize = tlwExtra->inTopLevelResize; const bool updatesDisabled = !tlw->updatesEnabled(); - const QRect tlwRect(topLevelRect()); - const QRect surfaceGeometry(windowSurface->geometry()); bool repaintAllWidgets = false; + const bool inTopLevelResize = tlwExtra->inTopLevelResize; + const QRect tlwRect(topLevelRect()); +#ifdef Q_WS_QPA + const QRect surfaceGeometry(tlwRect.topLeft(), windowSurface->size()); +#else + const QRect surfaceGeometry(windowSurface->geometry()); +#endif if ((fullUpdatePending || inTopLevelResize || surfaceGeometry.size() != tlwRect.size()) && !updatesDisabled) { if (hasStaticContents()) { // Repaint existing dirty area and newly visible area. @@ -1182,8 +1212,13 @@ void QWidgetBackingStore::sync() } } +#ifdef Q_WS_QPA + if (inTopLevelResize || surfaceGeometry.size() != tlwRect.size()) + windowSurface->resize(tlwRect.size()); +#else if (inTopLevelResize || surfaceGeometry != tlwRect) windowSurface->setGeometry(tlwRect); +#endif if (updatesDisabled) return; @@ -1590,7 +1625,11 @@ void QWidgetPrivate::repaint_sys(const QRegion &rgn) extra->staticContentsSize = data.crect.size(); } +#ifdef Q_WS_QPA //Dont even call q->p + QPaintEngine *engine = 0; +#else QPaintEngine *engine = q->paintEngine(); +#endif // QGLWidget does not support partial updates if: // 1) The context is double buffered // 2) The context is single buffered and auto-fill background is enabled. |