private void buttonEvaluateRegSequential_Click(object sender, EventArgs e)
 {
     using (EvaluationForm form = new EvaluationForm(RegistrationParametersMultiple))
     {
         form.ShowDialog();
     }
 }
 private void buttonEvaluateNonRigidReg_Click(object sender, EventArgs e)
 {
     using (EvaluationForm form = new EvaluationForm(RegistrationParametersNonRigid))
     {
         form.ShowDialog();
     }
 }