void View3D::createCoordSystem(Qt3DCore::QEntity* parent)
{
m_pCoordSysEntity = QSharedPointer<Qt3DCore::QEntity>::create(parent);
//create geometry
QSharedPointer<Qt3DExtras::QCylinderGeometry> pAxis = QSharedPointer<Qt3DExtras::QCylinderGeometry>::create();
pAxis->setRadius(0.001f);
pAxis->setLength(30);
pAxis->setRings(100);
pAxis->setSlices(20);
//create mesh
GeometryMultiplier *pCoordSysMesh = new GeometryMultiplier(pAxis);
QVector<QColor> vColors;
vColors.reserve(3);
QVector<QMatrix4x4> vTransforms;
vTransforms.reserve(3);
QMatrix4x4 transformMat;
// Y - red
transformMat.setToIdentity();
vTransforms.push_back(transformMat);
vColors.push_back(QColor(255, 0, 0));
// X - blue
transformMat.setToIdentity();
transformMat.rotate(90.0f, QVector3D(0,0,1));
vTransforms.push_back(transformMat);
vColors.push_back(QColor(0, 0, 255));
// Z - green
transformMat.setToIdentity();
transformMat.rotate(90.0f, QVector3D(1,0,0));
vTransforms.push_back(transformMat);
vColors.push_back(QColor(0, 255, 0));
//Set transforms and colors
pCoordSysMesh->setTransforms(vTransforms);
pCoordSysMesh->setColors(vColors);
//Add material
GeometryMultiplierMaterial* pCoordSysMaterial = new GeometryMultiplierMaterial;
pCoordSysMaterial->setAmbient(QColor(0,0,0));
pCoordSysMaterial->setAlpha(1.0f);
m_pCoordSysEntity->addComponent(pCoordSysMesh);
m_pCoordSysEntity->addComponent(pCoordSysMaterial);
}
void DigitizerTreeItem::addData(const QList<FIFFLIB::FiffDigPoint>& tDigitizer, const float tSphereRadius, const QColor &tSphereColor)
{
//create instanced renderer if there is none
if(!m_pSphereMesh && !tDigitizer.isEmpty())
{
Renderable3DEntity* pSourceSphereEntity = new Renderable3DEntity(this);
QSharedPointer<Qt3DExtras::QSphereGeometry> pSourceSphereGeometry = QSharedPointer<Qt3DExtras::QSphereGeometry>::create();
pSourceSphereGeometry->setRadius(tSphereRadius);
m_pSphereMesh = new GeometryMultiplier(pSourceSphereGeometry);
//Set sphere positions
pSourceSphereEntity->addComponent(m_pSphereMesh);
//add transform
Qt3DCore::QTransform *pTransform = new Qt3DCore::QTransform;
pSourceSphereEntity->addComponent(pTransform);
//Add material
GeometryMultiplierMaterial* pMaterial = new GeometryMultiplierMaterial(true);
pMaterial->setAmbient(tSphereColor);
pSourceSphereEntity->addComponent(pMaterial);
}
//Set transforms
if(!tDigitizer.isEmpty())
{
QVector<QMatrix4x4> vTransforms;
vTransforms.reserve(tDigitizer.size());
QVector3D tempPos;
for(int i = 0; i < tDigitizer.size(); ++i) {
QMatrix4x4 tempTransform;
tempPos.setX(tDigitizer[i].r[0]);
tempPos.setY(tDigitizer[i].r[1]);
tempPos.setZ(tDigitizer[i].r[2]);
tempTransform.translate(tempPos);
vTransforms.push_back(tempTransform);
}
//Set instance Transform
m_pSphereMesh->setTransforms(vTransforms);
}
//Update alpha
float alpha = 1.0;
this->setMaterialParameter(QVariant(alpha), "alpha");
QList<QStandardItem*> items = m_pItemAppearanceOptions->findChildren(MetaTreeItemTypes::AlphaValue);
for(int i = 0; i < items.size(); ++i) {
if(MetaTreeItem* item = dynamic_cast<MetaTreeItem*>(items.at(i))) {
QVariant data;
data.setValue(alpha);
item->setData(data, MetaTreeItemRoles::AlphaValue);
item->setData(data, Qt::DecorationRole);
}
}
//Update colors in color item
items = m_pItemAppearanceOptions->findChildren(MetaTreeItemTypes::Color);
for(int i = 0; i < items.size(); ++i) {
if(MetaTreeItem* item = dynamic_cast<MetaTreeItem*>(items.at(i))) {
QVariant data;
data.setValue(tSphereColor);
item->setData(data, MetaTreeItemRoles::Color);
item->setData(data, Qt::DecorationRole);
}
}
}
