Method OnButCaptureClick

ActiveStereoMain.cpp:290–352

Scan button clicked -- start a new scan!

// Scan button clicked -- start a new scan!
void ActiveStereoFrame::OnButCaptureClick(wxCommandEvent& event)
{
    wxString directory = wxT("");

    // read the last directory used
    wxConfig *config = (wxConfig*)wxConfigBase::Get();
    if (config->Read(wxT("ScanDir"), &directory))
    {
        // check for a not valid directory
        if (wxDir::Exists(directory) == false)
        {
            directory = wxT("");
        }
    } else {
        // failed to read config
        directory = wxT("");
    }
    // ask where to save the point cloud file
    wxFileDialog dialog(this, wxT("Save pointcloud file"), directory, wxT("pointcloud.ply"), wxT("*.ply"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
    if (dialog.ShowModal() != wxID_OK)
    {
        // user clicked cancel
        return;
    }

    // get the filename and path as a string
    pointcloudFilename = dialog.GetPath();

    wxFileName dir(pointcloudFilename);
    if (dir.IsOk() == true)
    {
        // save the new selected directory
        config->Write(wxT("ScanDir"), dir.GetPath());

    }

    // clear the point cloud file
    wxFFile file(pointcloudFilename, wxT("w"));
    if (file.IsOpened())
    {
        txtLog->AppendText(wxT("\nWriting point cloud file:\n\t"));
        txtLog->AppendText(pointcloudFilename);
        file.Close();
    } else {
        txtLog->AppendText(wxT("\nPoint cloud file did not open!"));
        return;
    }

    // Disable buttons/sliders during scanning
    SetGUIStateDuringScan(true);

    if (!cam)
    {
        cam = new Cameras(txtLog, this, scanStatus, cameraNum);  // create the camera object if it doesn't already exist
    }

    cam->SetThresholdPixelValue(sliderImageThreshold->GetValue());
    cam->SetBrightnessFilterValue(float(sliderBrightnessFilter->GetValue()) / 100.0);