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Add optional fps counter to 3D edit view

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Currently it is enabled via #define FPS_COUNTER in
qt5informationnodeinstanceserver.cpp

Change-Id: If9af313232fc91fca674a43c7ca70b04db7e59f7
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
This commit is contained in:
Miikka Heikkinen
2020-11-27 14:23:14 +02:00
parent 2bb32ed7a3
commit d3412cfcdc
2 changed files with 40 additions and 0 deletions
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13
share/qtcreator/qml/qmlpuppet/mockfiles/EditView3D.qml
View File

@@ -59,6 +59,8 @@ Item {
property bool shuttingDown: false
property real fps: 0
signal selectionChanged(var selectedNodes)
signal commitObjectProperty(var object, var propName)
signal changeObjectProperty(var object, var propName)
@@ -815,5 +817,16 @@ Item {
font.pixelSize: 14
color: "white"
}
Text {
id: fpsLabel
text: viewRoot.fps
anchors.bottom: parent.bottom
anchors.left: parent.left
anchors.margins: 4
font.pixelSize: 12
color: "white"
visible: viewRoot.fps > 0
}
}
}

27
share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5informationnodeinstanceserver.cpp
View File

@@ -102,6 +102,14 @@
#endif
#endif
// Uncomment to display FPS counter on the lower left corner of edit 3D view
//#define FPS_COUNTER
#ifdef FPS_COUNTER
#include <QtCore/qelapsedtimer.h>
static QElapsedTimer *_fpsTimer = nullptr;
static int _frameCount = 0;
#endif
namespace QmlDesigner {
static QVariant objectToVariant(QObject *object)
@@ -640,6 +648,18 @@ void Qt5InformationNodeInstanceServer::doRender3DEditView()
m_render3DEditViewTimer.start(0);
--m_need3DEditViewRender;
}
#ifdef FPS_COUNTER
// Force constant rendering for accurate fps count
if (!m_render3DEditViewTimer.isActive())
m_render3DEditViewTimer.start(0);
++_frameCount;
if (_fpsTimer->elapsed() > 1000) {
QQmlProperty fpsProperty(m_editView3DData.rootItem, "fps", context());
fpsProperty.write(_frameCount);
_frameCount = 0;
_fpsTimer->start();
}
#endif
}
}
@@ -870,6 +890,13 @@ Qt5InformationNodeInstanceServer::Qt5InformationNodeInstanceServer(NodeInstanceC
m_render3DEditViewTimer.setSingleShot(true);
m_inputEventTimer.setSingleShot(true);
m_renderModelNodeImageViewTimer.setSingleShot(true);
#ifdef FPS_COUNTER
if (!_fpsTimer) {
_fpsTimer = new QElapsedTimer;
_fpsTimer->start();
}
#endif
}
Qt5InformationNodeInstanceServer::~Qt5InformationNodeInstanceServer()