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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "quick3drenderablenodeinstance.h"
#include "qt5nodeinstanceserver.h"
#include "quickitemnodeinstance.h"
#include "../editor3d/generalhelper.h"
#ifdef QUICK3D_MODULE
#include <private/qquick3dobject_p.h>
#include <private/qquickstategroup_p.h>
#endif
namespace QmlDesigner {
namespace Internal {
const QRectF preview3dBoundingRect(0, 0, 640, 480);
Quick3DRenderableNodeInstance::Quick3DRenderableNodeInstance(QObject *node)
: ObjectNodeInstance(node)
{
}
Quick3DRenderableNodeInstance::~Quick3DRenderableNodeInstance()
{
delete m_dummyRootView;
}
void Quick3DRenderableNodeInstance::initialize(const ObjectNodeInstance::Pointer &objectNodeInstance,
InstanceContainer::NodeFlags flags)
{
#ifdef QUICK3D_MODULE
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
// In case this is the scene root, we need to create a dummy View3D for the scene
// in preview puppets
if (instanceId() == 0 && (!nodeInstanceServer()->isInformationServer())) {
nodeInstanceServer()->quickWindow()->setDefaultAlphaBuffer(true);
nodeInstanceServer()->quickWindow()->setColor(Qt::transparent);
auto helper = new QmlDesigner::Internal::GeneralHelper();
engine()->rootContext()->setContextProperty("_generalHelper", helper);
QQmlComponent component(engine());
component.loadUrl(QUrl("qrc:/qtquickplugin/mockfiles/qt6/ModelNode3DImageView.qml"));
m_dummyRootView = qobject_cast<QQuickItem *>(component.create());
QMetaObject::invokeMethod(m_dummyRootView, m_dummyRootViewCreateFunction,
Q_ARG(QVariant, QVariant::fromValue(object())));
nodeInstanceServer()->setRootItem(m_dummyRootView);
}
#endif // QT_VERSION
#endif // QUICK3D_MODULE
ObjectNodeInstance::initialize(objectNodeInstance, flags);
}
QImage Quick3DRenderableNodeInstance::renderImage() const
{
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
if (!isRootNodeInstance() || !m_dummyRootView)
return {};
QSize size = preview3dBoundingRect.size().toSize();
nodeInstanceServer()->quickWindow()->resize(size);
m_dummyRootView->setSize(size);
// Just render the window once to update spatial nodes
nodeInstanceServer()->renderWindow();
QMetaObject::invokeMethod(m_dummyRootView, "fitToViewPort", Qt::DirectConnection);
QRectF renderBoundingRect = m_dummyRootView->boundingRect();
QImage renderImage;
if (QuickItemNodeInstance::unifiedRenderPath()) {
renderImage = nodeInstanceServer()->grabWindow();
renderImage = renderImage.copy(renderBoundingRect.toRect());
} else {
renderImage = nodeInstanceServer()->grabItem(m_dummyRootView);
}
// When grabbing an offscreen window the device pixel ratio is 1
renderImage.setDevicePixelRatio(1);
return renderImage;
#endif
return {};
}
QImage Quick3DRenderableNodeInstance::renderPreviewImage(
[[maybe_unused]] const QSize &previewImageSize) const
{
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
if (!isRootNodeInstance() || !m_dummyRootView)
return {};
nodeInstanceServer()->quickWindow()->resize(previewImageSize);
m_dummyRootView->setSize(previewImageSize);
// Just render the window once to update spatial nodes
nodeInstanceServer()->renderWindow();
QMetaObject::invokeMethod(m_dummyRootView, "fitToViewPort", Qt::DirectConnection);
QRectF previewItemBoundingRect = boundingRect();
if (previewItemBoundingRect.isValid()) {
const QSize size = previewImageSize;
if (m_dummyRootView->isVisible()) {
QImage image;
image = nodeInstanceServer()->grabWindow();
image = image.copy(previewItemBoundingRect.toRect());
image = image.scaledToWidth(size.width());
return image;
} else {
QImage transparentImage(size, QImage::Format_ARGB32_Premultiplied);
transparentImage.fill(Qt::transparent);
return transparentImage;
}
}
#endif
return {};
}
bool Quick3DRenderableNodeInstance::isRenderable() const
{
return m_dummyRootView;
}
bool Quick3DRenderableNodeInstance::hasContent() const
{
return true;
}
QRectF Quick3DRenderableNodeInstance::boundingRect() const
{
//The information server has no m_dummyRootView therefore we use the hardcoded value
if (nodeInstanceServer()->isInformationServer())
return preview3dBoundingRect;
if (m_dummyRootView)
return m_dummyRootView->boundingRect();
return ObjectNodeInstance::boundingRect();
}
QRectF Quick3DRenderableNodeInstance::contentItemBoundingBox() const
{
return boundingRect();
}
QPointF Quick3DRenderableNodeInstance::position() const
{
return QPointF(0, 0);
}
QSizeF Quick3DRenderableNodeInstance::size() const
{
return boundingRect().size();
}
QList<ServerNodeInstance> Quick3DRenderableNodeInstance::stateInstances() const
{
QList<ServerNodeInstance> instanceList;
#ifdef QUICK3D_MODULE
if (auto obj3D = qobject_cast<QQuick3DObject *>(object())) {
const QList<QQuickState *> stateList = QQuick3DObjectPrivate::get(obj3D)->_states()->states();
for (QQuickState *state : stateList) {
if (state && nodeInstanceServer()->hasInstanceForObject(state))
instanceList.append(nodeInstanceServer()->instanceForObject(state));
}
}
#endif
return instanceList;
}
QQuickItem *Quick3DRenderableNodeInstance::contentItem() const
{
return m_dummyRootView;
}
void Quick3DRenderableNodeInstance::setPropertyVariant(const PropertyName &name,
const QVariant &value)
{
if (m_dummyRootView && name == "isLibraryIcon")
QMetaObject::invokeMethod(m_dummyRootView, "setIconMode", Q_ARG(QVariant, value));
ObjectNodeInstance::setPropertyVariant(name, value);
}
Qt5NodeInstanceServer *Quick3DRenderableNodeInstance::qt5NodeInstanceServer() const
{
return qobject_cast<Qt5NodeInstanceServer *>(nodeInstanceServer());
}
} // namespace Internal
} // namespace QmlDesigner
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