diff options
Diffstat (limited to 'src/mainwin.cc')
| -rw-r--r-- | src/mainwin.cc | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/src/mainwin.cc b/src/mainwin.cc index 4faed34..a2c845d 100644 --- a/src/mainwin.cc +++ b/src/mainwin.cc @@ -1275,16 +1275,21 @@ void MainWindow::actionRenderCGAL() int s = t.elapsed() / 1000; PRINTF("Total rendering time: %d hours, %d minutes, %d seconds", s / (60*60), (s / 60) % 60, s % 60); - this->cgalRenderer = new CGALRenderer(*this->root_N); - // Go to CGAL view mode - if (viewActionCGALGrid->isChecked()) { - viewModeCGALGrid(); + if (!this->root_N->empty()) { + this->cgalRenderer = new CGALRenderer(*this->root_N); + // Go to CGAL view mode + if (viewActionCGALGrid->isChecked()) { + viewModeCGALGrid(); + } + else { + viewModeCGALSurface(); + } + + PRINT("Rendering finished."); } else { - viewModeCGALSurface(); + PRINT("WARNING: No top level geometry to render"); } - - PRINT("Rendering finished."); } #ifdef USE_PROGRESSWIDGET |