text: /*
  ###############################################################################
  # If you use PhysiCell in your project, please cite PhysiCell and the version #
  # number, such as below:                                                      #
  #                                                                             #
  # We implemented and solved the model using PhysiCell (Version x.y.z) [1].    #
  #                                                                             #
  # [1] A Ghaffarizadeh, R Heiland, SH Friedman, SM Mumenthaler, and P Macklin, #
  #     PhysiCell: an Open Source Physics-Based Cell Simulator for Multicellu-  #
  #     lar Systems, PLoS Comput. Biol. 14(2): e1005991, 2018                   #
  #     DOI: 10.1371/journal.pcbi.1005991                                       #
  #                                                                             #
  # See VERSION.txt or call get_PhysiCell_version() to get the current version  #
  #     x.y.z. Call display_citations() to get detailed information on all cite-#
  #     able software used in your PhysiCell application.                       #
  #                                                                             #
  # Because PhysiCell extensively uses BioFVM, we suggest you also cite BioFVM  #
  #     as below:                                                               #
  #                                                                             #
  # We implemented and solved the model using PhysiCell (Version x.y.z) [1],    #
  # with BioFVM [2] to solve the transport equations.                           #
  #                                                                             #
  # [1] A Ghaffarizadeh, R Heiland, SH Friedman, SM Mumenthaler, and P Macklin, #
  #     PhysiCell: an Open Source Physics-Based Cell Simulator for Multicellu-  #
  #     lar Systems, PLoS Comput. Biol. 14(2): e1005991, 2018                   #
  #     DOI: 10.1371/journal.pcbi.1005991                                       #
  #                                                                             #
  # [2] A Ghaffarizadeh, SH Friedman, and P Macklin, BioFVM: an efficient para- #
  #     llelized diffusive transport solver for 3-D biological simulations,     #
  #     Bioinformatics 32(8): 1256-8, 2016. DOI: 10.1093/bioinformatics/btv730  #
  #                                                                             #
  ###############################################################################
  #                                                                             #
  # BSD 3-Clause License (see https://opensource.org/licenses/BSD-3-Clause)     #
  #                                                                             #
  # Copyright (c) 2015-2021, Paul Macklin and the PhysiCell Project             #
  # All rights reserved.                                                        #
  #                                                                             #
  # Redistribution and use in source and binary forms, with or without          #
  # modification, are permitted provided that the following conditions are met: #
  #                                                                             #
  # 1. Redistributions of source code must retain the above copyright notice,   #
  # this list of conditions and the following disclaimer.                       #
  #                                                                             #
  # 2. Redistributions in binary form must reproduce the above copyright        #
  # notice, this list of conditions and the following disclaimer in the         #
  # documentation and/or other materials provided with the distribution.        #
  #                                                                             #
  # 3. Neither the name of the copyright holder nor the names of its            #
  # contributors may be used to endorse or promote products derived from this   #
  # software without specific prior written permission.                         #
  #                                                                             #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" #
  # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE   #
  # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  #
  # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE   #
  # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR         #
  # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF        #
  # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS    #
  # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN     #
  # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)     #
  # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE  #
  # POSSIBILITY OF SUCH DAMAGE.                                                 #
  #                                                                             #
  ###############################################################################
  */
  
  #include "../core/PhysiCell.h"
  #include "../modules/PhysiCell_standard_modules.h" 
  
  using namespace BioFVM; 
  using namespace PhysiCell;
  
  // setup functions to help us along 
  
  void create_cell_types( void );
  void setup_tissue( void ); 
  
  // set up the BioFVM microenvironment 
  void setup_microenvironment( void ); 
  
  // custom pathology coloring function 
  
  std::vector<std::string> my_coloring_function( Cell* );
  
  // custom functions can go here 
  
  void phenotype_function( Cell* pCell, Phenotype& phenotype, double dt );
  void custom_function( Cell* pCell, Phenotype& phenotype , double dt );
  
  void weighted_motility_function( Cell* pCell, Phenotype& phenotype, double dt ); 
  
  void farmer_custom_function( Cell* pCell, Phenotype& phenotype , double dt ); 
  
  void prey_phenotype_function( Cell* pCell, Phenotype& phenotype, double dt );
  void prey_custom_function( Cell* pCell, Phenotype& phenotype, double dt );
  void prey_motility_function( Cell* pCell, Phenotype& phenotype, double dt );
  
  void predator_phenotype_function( Cell* pCell, Phenotype& phenotype, double dt );
  void predator_custom_function( Cell* pCell, Phenotype& phenotype, double dt );
  void predator_motility_function( Cell* pCell, Phenotype& phenotype, double dt );
  
  
  
  
  void wrap_boundaries( Cell* pCell ); 
  void avoid_boundaries( Cell* pCell ); 
  std::vector<Cell*> get_possible_neighbors( Cell* pCell); 
  