//data loading
bool ModelData::LoadIn(QString filepath)
{
bool loaderReady;
bool abort;
STLTri* pLoadedTri = NULL;
Triangle3D newtri;
this->filepath = filepath;
if(filepath.isEmpty())
return false;
//extract filename from path!
filename = QFileInfo(filepath).fileName();
B9ModelLoader mLoader(filepath,loaderReady,NULL);
if(loaderReady == false)//error opening model data
{
//display Loader Error
QMessageBox msgBox;
msgBox.setText(mLoader.GetError());
msgBox.exec();
return false;
}
//make a progress bar and connect it to
LoadingBar loadbar(0,100);
loadbar.useCancelButton(false);
loadbar.setDescription("Importing: " + filename);
QObject::connect(&mLoader,SIGNAL(PercentCompletedUpdate(qint64,qint64)),
&loadbar,SLOT(setProgress(qint64,qint64)));
//now we are ready to walk the loader through reading each triangle
//and copying it into the this model data.
while(mLoader.LoadNextTri(pLoadedTri,abort))
{
if(abort)
{
//display Loader abort error
QMessageBox msgBox;
msgBox.setText(mLoader.GetError());
msgBox.exec();
return false;
}
else
{
//newtri.normal.setX(pLoadedTri->nx);
//newtri.normal.setY(pLoadedTri->ny);
//newtri.normal.setZ(pLoadedTri->nz);
newtri.vertex[0].setX(pLoadedTri->x0);
newtri.vertex[0].setY(pLoadedTri->y0);
newtri.vertex[0].setZ(pLoadedTri->z0);
newtri.vertex[1].setX(pLoadedTri->x1);
newtri.vertex[1].setY(pLoadedTri->y1);
newtri.vertex[1].setZ(pLoadedTri->z1);
newtri.vertex[2].setX(pLoadedTri->x2);
newtri.vertex[2].setY(pLoadedTri->y2);
newtri.vertex[2].setZ(pLoadedTri->z2);
//use right hand rule for importing normals - ignore file normals..
newtri.UpdateNormalFromGeom();
delete pLoadedTri;
newtri.UpdateBounds();
triList.push_back(newtri);
}
}
qDebug() << "Loaded triangles: " << triList.size();
//now center it!
CenterModel();
//generate a normal display lists.
int displaySuccess = FormNormalDisplayLists();
if(displaySuccess)
return true;
else
return false;
}
/// @brief Loads a resource.
/// @return Unique pointer to resource if loaded, nullptr in case of loading failure.
std::unique_ptr<R> load() const
{
return mLoader();
}
