WebcamTracker::WebcamTracker()
: _vidCap(0)
{
_kernel = cv::getStructuringElement(cv::MORPH_RECT, cv::Size2i(3, 3), cv::Point2i(1, 1));
assert(_vidCap.isOpened());
_threshold = true;
_morphTransform = true;
_greyscale = true;
// Load initial frames
_vidCap >> _curFrame;
prepareNextFrame();
}
QSGNode *QQuickCustomParticle::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *)
{
QQuickShaderEffectNode *rootNode = static_cast<QQuickShaderEffectNode *>(oldNode);
if (m_pleaseReset){
delete rootNode;//Automatically deletes children
rootNode = 0;
m_nodes.clear();
m_pleaseReset = false;
m_dirtyProgram = true;
}
if (m_system && m_system->isRunning() && !m_system->isPaused()){
rootNode = prepareNextFrame(rootNode);
if (rootNode) {
foreach (QSGGeometryNode* node, m_nodes)
node->markDirty(QSGNode::DirtyGeometry);
update();
}
}
return rootNode;
}
