PermanentGrassTussocky Class Reference

#include <PermanentGrassTussocky.h>

Public Member Functions
bool	Do (Farm *a_farm, LE *a_field, FarmEvent *a_ev)
	PermanentGrassTussocky ()
Public Member Functions inherited from Crop
void	ChooseNextCrop (int a_no_dates)
	Chooses the next crop to grow in a field. More...
	Crop ()
int	GetCropClassification ()
int	GetFirstDate (void)
void	SetCropClassification (int a_classification)
virtual	~Crop ()

Additional Inherited Members
Protected Member Functions inherited from Crop
void	SimpleEvent (long a_date, int a_todo, bool a_lock)
	Adds an event to this crop management. More...
void	SimpleEvent_ (long a_date, int a_todo, bool a_lock, Farm *a_farm, LE *a_field)
	Adds an event to this crop management without relying on member variables. More...
Protected Attributes inherited from Crop
int	m_count
int	m_CropClassification
int	m_ddegstoharvest
FarmEvent *	m_ev
Farm *	m_farm
LE *	m_field
int	m_first_date
int	m_last_date

Detailed Description

Definition at line 45 of file PermanentGrassTussocky.h.

Constructor & Destructor Documentation

PermanentGrassTussocky()

PermanentGrassTussocky::PermanentGrassTussocky ( )

inline

Definition at line 49 of file PermanentGrassTussocky.h.

  {
        m_first_date=g_date->DayInYear(1,6);
  }

References Crop::m_first_date.

Member Function Documentation

Do()

bool PermanentGrassTussocky::Do ( Farm *  a_farm, LE *  a_field, FarmEvent *  a_ev  )

virtual

Reimplemented from Crop.

Definition at line 37 of file PermanentGrassTussocky.cpp.

{
  m_farm  = a_farm;
  m_field = a_field;
  m_ev    = a_ev;
 
  bool done = false;
 
  switch ( m_ev->m_todo ) {
  case pgt_start:
    {
      PGT_CUT_DATE  =0;
      PGT_FERTI_DATE=0;
       // Set up the date management stuff
      m_last_date=g_date->DayInYear(1,10);
      // Start and stop dates for all events after harvest
      int noDates= 1;
      // Start and stop dates for all events after harvest
      m_field->SetMDates(0,0,g_date->DayInYear(15,9));
      // 0,0 determined by harvest date - used to see if at all possible
      m_field->SetMDates( 1, 0, g_date->DayInYear(1,10) );
      // Check the next crop for early start, unless it is a spring crop
      // in which case we ASSUME that no checking is necessary!!!!
      // So DO NOT implement a crop that runs over the year boundary
 
    //new if: do the check only for non-optimising farms and if year>0. (030713 - m_rotation used only in the hidden year, so I modified the condition from >7 to >0)
    int d1;
     if(!(m_farm->GetType() == tof_OptimisingFarm && g_date->GetYearNumber()>0)){
 
      if (m_ev->m_startday>g_date->DayInYear(1,7))
      {
        if (m_field->GetMDates(0,0) >=m_ev->m_startday)
        {
          g_msg->Warn( WARN_BUG, "PermanentGrassTussocky::Do(): "
         "Harvest too late for the next crop to start!!!", "" );
          exit( 1 );
        }
        // Now fix any late finishing problems
        for (int i=0; i<noDates; i++) {
            if(m_field->GetMDates(0,i)>=m_ev->m_startday) { 
                m_field->SetMDates(0,i,m_ev->m_startday-1); //move the starting date
            }
            if(m_field->GetMDates(1,i)>=m_ev->m_startday){
                m_field->SetMConstants(i,0); 
                m_field->SetMDates(1,i,m_ev->m_startday-1); //move the finishing date
            }
        }
      }
      // Now no operations can be timed after the start of the next crop.
 
      int today=g_date->Date();
      d1 = g_date->OldDays() + m_first_date+365; // Add 365 for spring crop
      if (today > d1)
      {
          // Yes too late - should not happen - raise an error
          g_msg->Warn( WARN_BUG, " PermanentGrassTussocky::Do(): "
         "Crop start attempt after last possible start date", "" );
          exit( 1 );
      }
    }//if
 
      // Reinit d1 to first possible starting date.
      d1 = g_date->OldDays()+m_first_date;;
      if ( ! m_ev->m_first_year ) d1+=365; // Add 365 for spring crop (not 1st yr)
      if ( g_date->Date() > d1 ) {
      d1 = g_date->Date();
      }
      // OK, let's go.
      m_field->SetLastSownVeg( m_field->GetVegType() ); //Force last sown, needed for goose habitat classification
 
      ChooseNextCrop (1);
 
      SimpleEvent( d1, pgt_cattle_out1, false );
    }
    break;
 
  case pgt_cattle_out1:
   if (m_field->GetMConstants(0)==0) {
        if (!m_farm->CattleOutLowGrazing( m_field, 0.0, -1)) { //raise an error
            g_msg->Warn( WARN_BUG, "PermanentGrassTussocky::Do(): failure in 'CattleOutLowGrazing' execution", "" );
            exit( 1 );
        } 
    }
    else {  
        if (!m_farm->CattleOutLowGrazing( m_field, 0.0, m_field->GetMDates(1,0) - g_date->DayInYear())) {
            SimpleEvent( g_date->Date() + 1, pgt_cattle_out1, true );
            break;
        }
    }
    SimpleEvent( g_date->Date() + m_field->GetMConstants(0), pgt_cattle_is_out, false );
    break;
 
  case pgt_cattle_out2:
    if (( m_ev->m_lock || m_farm->DoIt( 33 )) || (PGT_FERTI_DATE!=0)) {
        if (m_field->GetMConstants(0)==0) {
            if (!m_farm->CattleOutLowGrazing( m_field, 0.0, -1)) { //raise an error
                g_msg->Warn( WARN_BUG, "PermanentGrassTussocky::Do(): failure in 'CattleOutLowGrazing' execution", "" );
                exit( 1 );
            } 
        }
        else {  
            if (!m_farm->CattleOutLowGrazing( m_field, 0.0, m_field->GetMDates(1,0) - g_date->DayInYear())) {
                SimpleEvent( g_date->Date() + 1, pgt_cattle_out2, true );
                break;
            }
        }
        // Success
        SimpleEvent( g_date->Date() + m_field->GetMConstants(0), pgt_cattle_is_out, false );
        break;
    }
    //Don't graze - but don't end too early;
    SimpleEvent( g_date->OldDays() +g_date->DayInYear(2,7), pgt_wait, false );
    break;
 
 case pgt_wait:
   done=true;
   break;
 
  case pgt_cattle_is_out:
    if (m_field->GetMConstants(0)==0) {
        if (!m_farm->CattleIsOutLow( m_field, 0.0, -1, m_field->GetMDates(1,0))) { //raise an error
            //added 28.08 - issue a warning only if we fail on the last day that this can be done, i.e. MDate
            if(g_date->Date() == m_field->GetMDates(1,0)){
                g_msg->Warn( WARN_BUG, "PermanentGrassTussocky::Do(): failure in 'CattleIsOutLow' execution", "" );
                exit( 1 );
            }
        } 
    }
    else {  
        if (!m_farm->CattleIsOutLow( m_field, 0.0, m_field->GetMDates(1,0) - g_date->DayInYear(), m_field->GetMDates(1,0))) {
          SimpleEvent( g_date->Date() + 1, pgt_cattle_is_out, true );
          break;
        }
    }
    // if they come in then send them out if too early
    if (g_date->DayInYear()<g_date->DayInYear(10,9))
    {
      SimpleEvent( g_date->Date()+1, pgt_cattle_out2, true );
      break;
    }
    // END MAIN THREAD
    done=true;
    break;
 
  default:
    g_msg->Warn( WARN_BUG, "PermanantGrassTussocky::Do(): "
         "Unknown event type! ", "" );
    exit( 1 );
  }
 
  return done;
}

References Farm::CattleIsOutLow(), Farm::CattleOutLowGrazing(), Crop::ChooseNextCrop(), Farm::DoIt(), Farm::GetType(), Crop::m_ev, Crop::m_farm, Crop::m_field, Crop::m_first_date, FarmEvent::m_first_year, Crop::m_last_date, FarmEvent::m_lock, FarmEvent::m_startday, FarmEvent::m_todo, pgt_cattle_is_out, pgt_cattle_out1, pgt_cattle_out2, PGT_CUT_DATE, PGT_FERTI_DATE, pgt_start, pgt_wait, Crop::SimpleEvent(), and tof_OptimisingFarm.

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The documentation for this class was generated from the following files:

• C:/Repo/ALMaSS_all/Landscape/cropprogs/PermanentGrassTussocky.h
• C:/Repo/ALMaSS_all/Landscape/cropprogs/PermanentGrassTussocky.cpp