QSGNode *CustomItem::updatePaintNode(QSGNode *node, QQuickItem::UpdatePaintNodeData *updateData)
{
Q_UNUSED(updateData);
QSGSimpleTextureNode *textureNode = static_cast<QSGSimpleTextureNode *>(node);
if (!textureNode) {
textureNode = new QSGSimpleTextureNode();
QImage image(":/images/lady.png");
m_texture = window()->createTextureFromImage(image);
textureNode->setTexture(m_texture);}
textureNode->setRect(0, 0, width(), height());
textureNode->setFiltering(QSGTexture::Linear);
return textureNode;
}
static PyObject *meth_QSGSimpleTextureNode_setFiltering(PyObject *sipSelf, PyObject *sipArgs)
{
PyObject *sipParseErr = NULL;
{
QSGTexture::Filtering a0;
QSGSimpleTextureNode *sipCpp;
if (sipParseArgs(&sipParseErr, sipArgs, "BE", &sipSelf, sipType_QSGSimpleTextureNode, &sipCpp, sipType_QSGTexture_Filtering, &a0))
{
sipCpp->setFiltering(a0);
Py_INCREF(Py_None);
return Py_None;
}
}
/* Raise an exception if the arguments couldn't be parsed. */
sipNoMethod(sipParseErr, sipName_QSGSimpleTextureNode, sipName_setFiltering, doc_QSGSimpleTextureNode_setFiltering);
return NULL;
}
QSGNode *Renderer::paintNode(const QRectF& viewport) const {
if (m_tiles.isEmpty()) {
return 0;
}
QSGNode *parentNode = new QSGNode;
for (const Tile& tile : m_tiles) {
if (tile.visible) {
QRectF rect = m_view->tileRect(tile);
QSGSimpleTextureNode *node = new SimpleTextureNode;
node->setFlag(QSGNode::OwnedByParent, true);
node->setTexture(m_view->window()->createTextureFromImage(tile.image));
node->setRect(rect);
node->setFiltering(QSGTexture::Nearest);
// node->setOwnsTexture(true); // TODO: Qt 5.4
qreal dx1 = rect.left() < viewport.left() ? viewport.left() - rect.left() : 0.0f;
qreal dy1 = 0.0f;
qreal dx2 = rect.right() > viewport.right() ? viewport.right() - rect.right() : 0.0f;
qreal dy2 = rect.bottom() > viewport.bottom() ? viewport.bottom() - rect.bottom() : 0.0f;
if (dx1 != 0.0f || dx2 != 0.0f || dy2 != 0.0f) {
QSGClipNode *clip = new QSGClipNode;
clip->setIsRectangular(true);
clip->setClipRect(rect.adjusted(dx1, dy1, dx2, dy2));
parentNode->appendChildNode(clip);
clip->appendChildNode(node);
// qDebug() << "Clipping";
} else {
parentNode->appendChildNode(node);
}
}
}
return parentNode;
}
QSGNode* QuickSubtitleItem::updatePaintNode(QSGNode *node, UpdatePaintNodeData *data)
{
Q_UNUSED(data);
if (m_w_sub == 0 || m_h_sub == 0) {
return node;
}
QSGSimpleTextureNode *stn = static_cast<QSGSimpleTextureNode*>(node);
if (!node) {
node = new QSGSimpleTextureNode();
stn = static_cast<QSGSimpleTextureNode*>(node);
stn->setFiltering(QSGTexture::Linear);
}
stn->setRect(mapSubRect(m_rect, m_w_sub, m_h_sub));
if (m_texture)
delete m_texture;
{
QMutexLocker lock(&m_mutex);
Q_UNUSED(lock);
m_texture = window()->createTextureFromImage(m_image);
}
stn->setTexture(m_texture);
node->markDirty(QSGNode::DirtyGeometry);
return node;
}
