AtomNameVisitor.cpp

/*
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 *    this software without specific prior written permission.
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your
 * research, please cite the appropriate papers when you publish your
 * work.  Good starting points are:
 *
 * [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).
 * [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).
 * [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008).
 * [4] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
 * [5] Kuang & Gezelter, Mol. Phys., 110, 691-701 (2012).
 * [6] Lamichhane, Gezelter & Newman, J. Chem. Phys. 141, 134109 (2014).
 * [7] Lamichhane, Newman & Gezelter, J. Chem. Phys. 141, 134110 (2014).
 * [8] Bhattarai, Newman & Gezelter, Phys. Rev. B 99, 094106 (2019).
 */
#include "visitors/AtomNameVisitor.hpp"
 
#include <fstream>
#include <memory>
#include <sstream>
 
#include "brains/SimInfo.hpp"
#include "utils/StringTokenizer.hpp"
 
namespace OpenMD {
  AtomNameVisitor::AtomNameVisitor(SimInfo* info) : BaseVisitor(), info_(info) {
    visitorName = "AtomNameVisitor";
    ff_         = info_->getForceField();
  }
 
  void AtomNameVisitor::visitAtom(Atom* atom) {
    std::shared_ptr<AtomData> atomData;
    std::shared_ptr<GenericData> data = atom->getPropertyByName("ATOMDATA");
 
    if (data != nullptr) {
      atomData = std::dynamic_pointer_cast<AtomData>(data);
      if (atomData == nullptr) {
        std::cerr << "can not get Atom Data from " << atom->getType()
                  << std::endl;
        atomData = std::make_shared<AtomData>();
      }
    } else {
      atomData = std::make_shared<AtomData>();
    }
 
    std::vector<std::shared_ptr<AtomInfo>>::iterator i;
    for (std::shared_ptr<AtomInfo> atomInfo = atomData->beginAtomInfo(i);
         atomInfo != nullptr; atomInfo      = atomData->nextAtomInfo(i)) {
      // query the force field for the AtomType associated with this
      // atomTypeName:
      AtomType* at = ff_->getAtomType(atomInfo->atomTypeName);
      // get the chain of base types for this atom type:
      std::vector<AtomType*> ayb = at->allYourBase();
      // use the last type in the chain of base types for the name:
      std::string bn = ayb[ayb.size() - 1]->getName();
 
      atomInfo->atomTypeName = bn;
    }
  }
 
  void AtomNameVisitor::visit(RigidBody* rb) {
    std::vector<Atom*>::iterator i;
 
    for (Atom* atom = rb->beginAtom(i); atom != NULL; atom = rb->nextAtom(i)) {
      visit(atom);
    }
  }
 
  const std::string AtomNameVisitor::toString() {
    char buffer[65535];
    std::string result;
 
    snprintf(
        buffer, 65535,
        "------------------------------------------------------------------\n");
    result += buffer;
 
    snprintf(buffer, 65535, "Visitor name: %s\n", visitorName.c_str());
    result += buffer;
 
    snprintf(buffer, 65535, "Visitor Description: print base atom types\n");
    result += buffer;
 
    snprintf(
        buffer, 65535,
        "------------------------------------------------------------------\n");
    result += buffer;
 
    return result;
  }
 
}  // namespace OpenMD