void MainWindow::on_butExport_clicked()
{
using namespace Assimp;
#ifndef ASSIMP_BUILD_NO_EXPORT
QString filename, filter, format_id;
Exporter exporter;
QTime time_begin;
aiReturn rv;
QStringList exportersList;
QMap<QString, const aiExportFormatDesc*> exportersMap;
if(mScene == nullptr)
{
QMessageBox::critical(this, "Export error", "Scene is empty");
return;
}
for (size_t i = 0; i < exporter.GetExportFormatCount(); ++i)
{
const aiExportFormatDesc* desc = exporter.GetExportFormatDescription(i);
exportersList.push_back(desc->id + QString(": ") + desc->description);
exportersMap.insert(desc->id, desc);
}
// get an exporter
bool dialogSelectExporterOk;
QString selectedExporter = QInputDialog::getItem(this, "Export format", "Select the exporter : ", exportersList, 0, false, &dialogSelectExporterOk);
if (!dialogSelectExporterOk)
return;
// build the filter
QString selectedId = selectedExporter.left(selectedExporter.indexOf(':'));
filter = QString("*.") + exportersMap[selectedId]->fileExtension;
// get file path
filename = QFileDialog::getSaveFileName(this, "Set file name", "", filter);
// if it's canceled
if (filename == "")
return;
// begin export
time_begin = QTime::currentTime();
rv = exporter.Export(mScene, selectedId.toLocal8Bit(), filename.toLocal8Bit(), aiProcess_FlipUVs);
ui->lblExportTime->setText(QString::number(time_begin.secsTo(QTime::currentTime())));
if(rv == aiReturn_SUCCESS)
LogInfo("Export done: " + filename);
else
{
QString errorMessage = QString("Export failed: ") + filename;
LogError(errorMessage);
QMessageBox::critical(this, "Export error", errorMessage);
}
#endif
}
// ------------------------------------------------------------------------------------------------
ASSIMP_API const aiExportFormatDesc* aiGetExportFormatDescription( size_t index)
{
// Note: this is valid as the index always pertains to a built-in exporter,
// for which the returned structure is guaranteed to be of static storage duration.
Exporter exporter;
const aiExportFormatDesc* orig( exporter.GetExportFormatDescription( index ) );
if (NULL == orig) {
return NULL;
}
aiExportFormatDesc *desc = new aiExportFormatDesc;
desc->description = new char[ strlen( orig->description ) + 1 ]();
::strncpy( (char*) desc->description, orig->description, strlen( orig->description ) );
desc->fileExtension = new char[ strlen( orig->fileExtension ) + 1 ]();
::strncpy( ( char* ) desc->fileExtension, orig->fileExtension, strlen( orig->fileExtension ) );
desc->id = new char[ strlen( orig->id ) + 1 ]();
::strncpy( ( char* ) desc->id, orig->id, strlen( orig->id ) );
return desc;
}
