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Execute pixmapChangedCommands only if items have changed

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This patch prevents continuous image updates by making sure
to only execute pixmapChangedCommnds if an item is dirty.

Change-Id: Icadc1d8a2a2298d18147b31fbed3fbc4205f0ea8
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>
This commit is contained in:
Knud Dollereder
2021-07-14 16:12:23 +02:00
parent cc1375baa1
commit 30f6084f0d
1 changed files with 16 additions and 7 deletions
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23
share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5rendernodeinstanceserver.cpp
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@@ -77,17 +77,25 @@ void Qt5RenderNodeInstanceServer::collectItemChangesAndSendChangeCommands()
DesignerSupport::polishItems(quickWindow());
if (quickWindow() && nodeInstanceClient()->bytesToWrite() < 10000) {
bool windowDirty = false;
foreach (QQuickItem *item, allItems()) {
if (item) {
if (hasInstanceForObject(item)) {
if (Internal::QuickItemNodeInstance::unifiedRenderPath()) {
if (DesignerSupport::isDirty(item, DesignerSupport::AllMask)) {
windowDirty = true;
break;
}
} else {
if (hasInstanceForObject(item)) {
if (DesignerSupport::isDirty(item, DesignerSupport::ContentUpdateMask))
m_dirtyInstanceSet.insert(instanceForObject(item));
} else if (DesignerSupport::isDirty(item, DesignerSupport::AllMask)) {
ServerNodeInstance ancestorInstance = findNodeInstanceForItem(item->parentItem());
if (ancestorInstance.isValid())
m_dirtyInstanceSet.insert(ancestorInstance);
} else if (DesignerSupport::isDirty(item, DesignerSupport::AllMask)) {
ServerNodeInstance ancestorInstance = findNodeInstanceForItem(item->parentItem());
if (ancestorInstance.isValid())
m_dirtyInstanceSet.insert(ancestorInstance);
}
Internal::QuickItemNodeInstance::updateDirtyNode(item);
}
Internal::QuickItemNodeInstance::updateDirtyNode(item);
}
}
@@ -97,7 +105,8 @@ void Qt5RenderNodeInstanceServer::collectItemChangesAndSendChangeCommands()
/* QQuickItem::grabToImage render path */
/* TODO implement QQuickItem::grabToImage based rendering */
/* sheduleRootItemRender(); */
nodeInstanceClient()->pixmapChanged(createPixmapChangedCommand({rootNodeInstance()}));
if (windowDirty)
nodeInstanceClient()->pixmapChanged(createPixmapChangedCommand({rootNodeInstance()}));
} else {
if (!m_dirtyInstanceSet.isEmpty()) {
nodeInstanceClient()->pixmapChanged(