SORTIE Core C++ Documentation
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DetailedSubstrate - Version 1.0. More...
#include <DetailedSubstrate.h>
Public Member Functions | |
clDetailedSubstrate (clSimManager *p_oSimManager) | |
Constructor. More... | |
~clDetailedSubstrate () | |
Destructor. More... | |
void | GetData (xercesc::DOMDocument *p_oDoc) |
Performs setup for substrate. More... | |
void | Action () |
Computes substrate for a timestep. More... | |
Public Member Functions inherited from clBehaviorBase | |
virtual float | GetBehaviorVersion () |
Gets the behavior version number. More... | |
clBehaviorBase (clSimManager *p_oSimManager) | |
Constructor. More... | |
virtual | ~clBehaviorBase () |
Destructor. More... | |
virtual short int | ValidateVersionNumber (float fTestVersion) |
Makes sure that the version number of a file passed is between the minimum and current version numbers. More... | |
virtual void | RegisterTreeDataMembers () |
Registers tree data members. More... | |
virtual void | SetSpeciesTypeCombos (short int iNumCombos, stcSpeciesTypeCombo *p_whatCombos) |
Sets the species/type combos for a behavior. More... | |
virtual void | SetNameData (std::string sNameString) |
Sets the string for the parameter file behavior. More... | |
virtual short int | GetNewTreeInts () |
Gets the number of new tree integer data members this behavior wants to register. More... | |
virtual short int | GetNewTreeFloats () |
Gets the number of new tree float data members this behavior wants to register. More... | |
virtual short int | GetNewTreeChars () |
Gets the number of new tree character data members this behavior wants to register. More... | |
virtual short int | GetNewTreeBools () |
Gets the number of new tree bool data members this behavior wants to register. More... | |
virtual short int | GetNumSpeciesTypeCombos () |
Gets the number of species/type combos to which this behavior applies. More... | |
virtual short int | GetNumBehaviorSpecies () |
Gets the number of unique tree species to which this behavior applies. More... | |
struct stcSpeciesTypeCombo | GetSpeciesTypeCombo (short int iIndex) |
Gets one of this behavior's type/species combos. More... | |
virtual short int | GetBehaviorSpecies (short int iIndex) |
Gets one of the behavior's species. More... | |
short int | GetBehaviorListNumber () |
Gets the behavior list number for this behavior, which differentiates between multiple copies of the behavior in the behavior list. More... | |
void | SetBehaviorListNumber (short int iNumber) |
Sets the behavior list number for this behavior, which differentiates between multiple copies of the behavior in the behavior list. More... | |
std::string | FormatSpeciesTypeQueryString () |
Formats the string for species/types query. More... | |
virtual DOMElement * | GetParentParametersElement (xercesc::DOMDocument *p_oDoc) |
This will get the correct set of parameters for this behavior based on the behavior list position number. More... | |
Public Member Functions inherited from clWorkerBase | |
clWorkerBase (clSimManager *p_oSimManager) | |
Constructor. More... | |
virtual | ~clWorkerBase () |
Destructor. More... | |
std::string | GetName () |
Gets the object's namestring. More... | |
clSimManager * | GetSimManager () |
void | DoObjectSetup (xercesc::DOMDocument *p_oDoc, fileType iFileType) |
Triggers the setup process. More... | |
virtual void | TimestepCleanup () |
Performs any necessary cleanup operations at the end of a timestep. More... | |
virtual void | EndOfRunCleanup () |
Performs any necessary cleanup operations at the end of a run. More... | |
Protected Member Functions | |
void | GetParameterFileData (xercesc::DOMDocument *p_oDoc) |
Gets the values from the parameter file. More... | |
void | CalculateDecayProportions () |
Calculates the proportion of decay for each timestep for logs, tip- up mounds, and scarified soil. More... | |
void | SetupSubstrateGrids () |
Sets up the substrate grids and registers all their data members. More... | |
void | SetInitialSubstrate () |
Adds the amount of substrate in the substrate map or parameter file to the substrate and calculations grids. More... | |
void | GetCodes () |
Populates the mp_iDeadCodes, mp_iFallCodes, mp_iOldBreakCodes, mp_iNewBreakCodes arrays with the data member codes for the "dead", "Fall", "SnagOldBreakHeight", and "NewBreakHeight" data members, respectively. More... | |
void | AddHarvestSubstrate () |
Adds the effects of harvests to the substrate grid. More... | |
void | CalcMainGridTotals () |
Calculates totals for packages and the calculations grid and writes them to the main substrate grid. More... | |
void | DecaySubstrate () |
Performs substrate decay. More... | |
void | CalcVolumeAfterDecay () |
Calculates the post-decay log volumes for each grid cell. More... | |
void | MortalitySubstrate () |
Adds the effects of the new dead trees to the substrate grid by calling AddNewDeadTrees() and AdjustSubstrateForMortality(). More... | |
void | AddNewDeadTrees () |
Finds new fallen dead trees, and fallen snags, and broken snags to add to substrate. More... | |
void | AdjustSubstrateForMortality () |
For each grid cell in the substrate and calculations arrays, this adjusts the package and log values for new substrate added in AddNewDeadTrees(). More... | |
Protected Member Functions inherited from clWorkerBase | |
void | AssembleFileCode (int iFileType, int iFileVersion, char *cCode) |
Creates the proper identifying filecode for an XML file. More... | |
Protected Attributes | |
int ** | mp_iDeadCodes |
Array (species by type) of codes for the "dead" tree bool data member. More... | |
int * | mp_iFallCodes |
Array of codes for the "Fall" data member. More... | |
int ** | mp_iNewBreakCodes |
Array of codes for the "NewBreakHeight" data member. More... | |
int * | mp_iOldBreakCodes |
Array of codes for the "SnagOldBreakHeight" data member. More... | |
double * | mp_fInitialLogMeanDiameter |
Mean diameter of small and large logs at initial conditions. More... | |
double * | mp_fPartCutLogMeanDiameter |
Mean diameter of small and large logs added by a harvest partial cut. More... | |
double * | mp_fGapCutLogMeanDiameter |
Mean diameter of small and large logs added by a harvest gap cut. More... | |
double * | mp_fClearCutLogMeanDiameter |
Mean diameter of small and large logs added by a harvest clear cut. More... | |
double * | mp_fPropFallenTreesLogDecayClass |
Proportion of live trees that enter decay classes 1-5. More... | |
double * | mp_fPropFallenSnagsLogDecayClass |
Proportion of snags that enter decay classes 1-5. More... | |
int * | mp_iLogSpGroupAssignment |
Species grouping to which each tree species falls into. More... | |
double *** | mp_fLogDecayAlpha |
Alpha decay parameter for logs. More... | |
double *** | mp_fLogDecayBeta |
Beta decay parameter for logs. More... | |
int | m_iNumLogSpGroupsUsed |
The number of species groups used (1-3). More... | |
double | m_fLogSizeClassBoundary |
Boundary between two log diameter classes, in cm. More... | |
double * | mp_fPropOfFallenThatUproot |
Proportion of fallen dead trees that uproot. More... | |
double * | mp_fPropOfSnagsThatUproot |
Proportion of snags that uproot. More... | |
double ***** | mp_fLogDecayProp |
Decay proportion each year for logs. More... | |
double * | mp_fScarSoilDecayProp |
Decay proportion for each timestep for scarified soil. More... | |
double * | mp_fTipupDecayProp |
Decay proportion for each timestep for tip-up mounds. More... | |
int **** | mp_iLogCalcsCode |
Codes for using log data members of calculations grid. More... | |
int *** | mp_iNewLogCalcsCode |
Codes for using the new log data members of calculations grid. More... | |
int | m_iNewTipupCalcsCode |
Code for using newtipup data member of calculations grid. More... | |
bool ** | mp_bSubstrateApplies |
Array (species by type) of whether or not substrate applies to this tree kind. More... | |
double | m_fScarifiedSoilA |
Scarified soil alpha decay parameter. More... | |
double | m_fTipUpA |
Tip-up alpha decay parameter. More... | |
double | m_fScarifiedSoilB |
Scarified soil beta decay parameter. More... | |
double | m_fTipUpB |
Tip-up beta decay parameter. More... | |
double | m_fInitScarifiedSoil |
Scarified soil initial conditions proportion. More... | |
double | m_fInitTipUp |
Tip-up initial conditions proportion. More... | |
double *** | mp_fInitLog |
Log initial conditions proportion. More... | |
double | m_fPartCutScarifiedSoil |
Scarified soil partial cut proportion. More... | |
double | m_fPartCutTipUp |
Tip-up partial cut proportion. More... | |
double *** | mp_fPartCutLog |
Log partial cut proportion. More... | |
double | m_fGapCutScarifiedSoil |
Scarified soil gap cut proportion. More... | |
double | m_fGapCutTipUp |
Tip-up gap cut proportion. More... | |
double *** | mp_fGapCutLog |
Log gap cut proportion. More... | |
double | m_fClearCutScarifiedSoil |
Scarified soil clear cut proportion. More... | |
double | m_fClearCutTipUp |
Tip-up clear cut proportion. More... | |
double *** | mp_fClearCutLog |
Log clear cut proportion. More... | |
double | m_fRootTipupFactor |
Amount by which the tree radius is multiplied when calculating the tip-up mound to account for the effects of root rip-out. More... | |
double | m_fMossProportion |
Proportion of the litter/moss pool that is moss. More... | |
float | m_fGridCellArea |
Grid cell area of substrate grid. More... | |
int | m_iMaxDecayYears |
Maximum number of years a package is allowed to exist. More... | |
int | m_iMaxDecayTimesteps |
m_iMaxDecayYears divided by the number of years per timestep, for setting up grid data members. More... | |
int | m_iNumTotalSpecies |
Total number of species - for destructor. More... | |
int | m_iScarSoilCode |
Code for using scarsoil grid data member. More... | |
int | m_iFFMossCode |
Code for using ffmoss grid data member. More... | |
int | m_iFFLitterCode |
Code for using fflitter grid data member. More... | |
int | m_iTipupCode |
Code for using tipup grid data member. More... | |
int | m_iOrigScarSoilCode |
Code for using scarsoil grid data member in original substrate grid. More... | |
int | m_iOrigFFMossCode |
Code for using ffmoss grid data member in original substrate grid. More... | |
int | m_iOrigFFLitterCode |
Code for using fflitter grid data member in original substrate grid. More... | |
int | m_iOrigTipupCode |
Code for using tipup grid data member in original substrate grid. More... | |
int | m_iOrigFreshLogCode |
Code for using freshlog grid data member in original substrate grid. More... | |
int | m_iOrigDecLogCode |
Code for using declog grid data member in original substrate grid. More... | |
int *** | mp_iLogCodes |
Code for using log area grid data members. More... | |
int *** | mp_iLogVolCodes |
Code for using log volume grid data members. More... | |
int | m_iPkgAgeCode |
Code for using age package data member. More... | |
int | m_iPkgScarSoilCode |
Code for using scarsoil package data member. More... | |
int | m_iPkgTipupCode |
Code for using tipup package data member. More... | |
int | m_iHarvestTypeCode |
Code for using harvesttype data member of harvest grid. More... | |
int | m_iTotalLogCode |
Code for using the total log area grid data member. More... | |
int | m_iTotalLogVolCode |
Code for using the total log volume grid data member. More... | |
bool | m_bParFileHasSubstrateMap |
Whether or not the parameter file had a substrate map in it. More... | |
bool | m_bUseDirectionalTreeFall |
Whether to use directional tree fall. More... | |
clGrid * | mp_oSubstrateGrid |
Grid object containing substrate data, called "DetailedSubstrate". More... | |
clGrid * | mp_oCalcGrid |
Grid object for intermediate calculations. More... | |
clGrid * | mp_oHarvestGrid |
Harvest grid object, if it exists. More... | |
clGrid * | mp_oOriginalSubstrateGrid |
Original "Substrate" grid with same data members as the original substrate behavior. More... | |
Protected Attributes inherited from clBehaviorBase | |
short int | m_iNumSpeciesTypeCombos |
How many type/species combos a behavior will act on. More... | |
short int | m_iNumBehaviorSpecies |
How many distinct species are in the combo list - important for filling species-specific values from parameter file. More... | |
short int * | mp_iWhatSpecies |
List of distinct species - for filling species-specific values from parameter file. More... | |
stcSpeciesTypeCombo * | mp_whatSpeciesTypeCombos |
Array of species/type combos that the behavior will act on. More... | |
short int | m_iNewTreeInts |
The number of new tree integer data members this behavior wants to add. More... | |
short int | m_iNewTreeFloats |
The number of new tree float data members this behavior wants to add. More... | |
short int | m_iNewTreeChars |
The number of new tree character data members this behavior wants to add. More... | |
short int | m_iNewTreeBools |
The number of new tree boolean data members this behavior wants to add. More... | |
short int | m_iBehaviorListNumber |
The number of this behavior in the behavior list, to differentiate between possible multiple copies of this behavior. More... | |
float | m_fVersionNumber |
Version number - this will be rounded to 2 digits after the decimal place. More... | |
std::string | m_sXMLRoot |
XML root that encloses the parameters for this behavior. More... | |
float | m_fMinimumVersionNumber |
Minimum version number - this behavior will run parameter data for a file marked between this number and the current version number, inclusive. More... | |
Protected Attributes inherited from clWorkerBase | |
std::string | m_sNameString |
If a behavior has registered a command line command with the sim manager, this allows it to be called. More... | |
clSimManager * | mp_oSimManager |
Pointer to the simulation manager object. More... | |
int * | mp_iAllowedFileTypes |
List of the input file types this object can handle. More... | |
int | m_iNumAllowedTypes |
Number of input file types this object can handle. More... | |
DetailedSubstrate - Version 1.0.
Substrate keeps track of what the forest floor in a particular location is made of at any given time. There are five kinds of substrate: logs, scarified soil, tip-up, forest floor litter, and forest floor moss. Logs are in turn divided into up to 3 species groups, 2 size classes, and 5 decay classes, which are all tracked separately. This behavior tracks the input of new logs and tip-up through the fall of dead trees, the changing of substrate conditions due to harvest, and the decay of all other substrate types into forest floor litter and moss. Forest floor litter and forest floor moss act as a common pool, with one in fixed proportion to the other.
In addition to tracking the area covered by all five substrate types, logs are tracked by volume as well. Unlike area, log volume has no upper limit and is not overlaid by new logs and tipups. Log volume is, however, reduced by scarified soil after harvesting to simulate its destruction by harvest and site preparation operations.
New dead saplings, fallen or broken dead adult trees, and snags can create log substrate, and fallen adults and snags have a certain probability of creating new tip-up. Dead saplings do not create snags and are presumed to fall in the same timestep that they die. Dead saplings do not create tip-up mounds. Dead snags have their own decay class probability distribution and probability of creating tip-up. The amount of logs and tip-up contributed by a downed tree depends on the size of the tree.
Trees can collapse vertically to put all of their log area in the grid cell in which they are rooted, or they can fall in a random direction and contribute fresh log area to more than one cell. This option is controlled by the user. All tip-up area is always contributed to the cell in which the tree is rooted.
The change in substrate contributed by harvest events is set directly in the parameter file. Harvest is the only way to introduce new scarified soil substrate.
The substrate behavior will create a grid called "DetailedSubstrate." In this grid are contained, for each grid cell, the relative proportions of the various types of substrate as a value between 0 and 1. It also contains the volume of each type of log, in m3 per ha. Values in the DetailedSubstrate grid are also summarized written to a grid called "Substrate" for compatibility with behaviors that use that grid.
An input of new substrate through mortality or harvest is tracked in a grid package (scarified soil and tipup) and a separate calculations grid (logs). The relative proportions of substrate are subjected through time to increasing levels of substrate decay, until the substrate reaches the maximum age limit and is removed. The master grid cell substrate proportions are calculated from the input of all the packages and calculations grid data members associated with that cell. Forest floor litter and moss is calculated as the remaining area not covered by scarified soil, tipup, and logs.
Substrate parameters relating to harvest are not required unless the Harvest behavior is being used for a run.
Substrate should be applied to saplings, adults and/or snags of all the species that can contribute to new log generation. Substrate depends on there being bool data members called "dead" (all) and "Fall" (adults), and float data members called "NewBreakHeight" (adults, snags), and "SnagOldBreakHeight" (snags) in these trees (the absence of these code being previously defined will cause a fatal error). Dead trees should not have been changed to snags and fallen snags should not yet have been removed from the tree population. Substrate cannot be applied to seedlings; trying to do so causes a fatal error.
If an adult tree falls over, DetailedSubstrate calls the tree population's KillTree() function, with a reason code of "remove", to force its removal from memory.
The namestring and parameter file call string of this behavior are both "DetailedSubstrate".
Copyright 2003 Charles D. Canham.
Edit history:
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October 11, 2007 - Created from existing substrate behavior.
clDetailedSubstrate::clDetailedSubstrate | ( | clSimManager * | p_oSimManager | ) |
Constructor.
p_oSimManager | Sim Manager object. |
clDetailedSubstrate::~clDetailedSubstrate | ( | ) |
Destructor.
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Computes substrate for a timestep.
First HarvestSubstrate() adds the effects of any harvests that occurred this timestep. Then CalcMainGridTotals() writes the results to the substrate grid. Then DecaySubstrate() decays substrate through the calculations grid. Then CalcVolumeAfterDecay() calculates new decay-class-specific log volumes. Then MortalitySubstrate() adds new dead trees. Then CalcMainGridTotals() is called again to write everything back to the substrate grid.
Reimplemented from clBehaviorBase.
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Adds the effects of harvests to the substrate grid.
If Harvest isn't being used, or no harvest occurred this timestep, nothing happens. If there was a harvest, each grid cell in which harvest occurred is evaluated separately. All existing substrate for a cell is scaled down by the amount of new substrate created. New harvest substrate is created with the conditions from the parameter file matching the harvest type in the "harvestresults" grid. Age is set to 0, but harvest occurs before decay so there will be 1 timestep's decay before the outputting final grid cell values.
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Finds new fallen dead trees, and fallen snags, and broken snags to add to substrate.
Fallen dead trees are identifiable as adults with a value of true in their "dead" and "Fall" data members. Fallen snags are identifiable as snags with a value of true in their "dead" data member. The tops and bottoms of broken snags also add to substrate. A snag contributing it's top to substrate has a value of false in it's "dead" data member and a value >0.0 in its "NewBreakHeight" data member, with that value indicating the height of the breakage. A broken snag contributing its bottom to substrate has a value of true in it's "dead" data member and a value >0.0 in its "SnagOldBreakHeight" data member, with that value indicating the height of the breakage. The values of "Fall", "NewBreakHeight", and "SnagOldBreakHeight" data members should be set by a snag dynamics behavior that determines whether snags and dead trees have fallen or broken in a given timestep.
For fallen trees, a random number determines if it uproots (and thus adds to the new tip-up area exposed). Adults and snags have separate probabilities of uproot.
Newly dead trees that fall are passed to clTreePopulation::KillTree() with remove as the code to force them to go away. This ensures they do not become snags. Fallen snags are removed later by the Dead Tree Remover behavior.
The decay class a fallen tree enters is determined by comparing a random number to the probabilities of entering each decay class in mp_fPropFallenTreesLogDecayClass[1-5].
Both the amount of new log and the amount of tip-up added are a function of tree size. New log area is calculated as A = r*h, where A is new log area in square meters, r is tree radius in meters, and h is tree height in meters. New log volume is calculated as V = 1/3 * pi * r2 * h. New tip-up area is calculated as OA = pi * (r*F)2, where OA is the new tip-up area in square meters, r is the tree radius in meters, and F is the value in m_fRootTipupFactor, which accounts for the effects of root disturbance.
The area of the log is divided evenly into h*2 chunks, where h is the tree height in m. The size class of a chunk of fallen tree is determined by comparing it's midpoint diameter to mp_fLogSizeClassBoundary.
If m_bDirectionalTreeFall is true, trees that fall do so in a random direction. The function walks out the length of the log in 0.5-m intervals, and whatever grid cell the end of the interval falls in gets a log area chunk. If m_bDirectionalTreeFall is false, all log area is put in the cell in which the tree was rooted. Tipup area is always added to the cell in which the tree was rooted.
For each tree, its amounts of new logs and new tip-up, in square meters, are added to the newloggroup<1-3><small/large>decay<1-5> and newtipup data members of the calculations grid. It's new volume is added to vloggroup<1-3><small/large>decay<1-5> data members of the substrate grid.
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For each grid cell in the substrate and calculations arrays, this adjusts the package and log values for new substrate added in AddNewDeadTrees().
First, the amounts of new substrate for new logs and new tip-up in square meters of area is converted to a proportion of total substrate. Then the proportions of all existing substrate are reduced accordingly to make way for the new stuff. The new substrate from mortality is then added in.
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Calculates totals for packages and the calculations grid and writes them to the main substrate grid.
It also write the values to the original "substrate" grid for compatibility with behaviors that use it.
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Calculates the proportion of decay for each timestep for logs, tip- up mounds, and scarified soil.
This calculates exp( α * t β ) for each timestep up to m_iMaxDecayTimesteps.
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Calculates the post-decay log volumes for each grid cell.
Log volume is not tracked by age, so changes in volume are made proportional to the changes in area after decay.
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Performs substrate decay.
Log decay is iterated on an annual basis so that logs can pass through >1 decay class over the timestep. Each year, the amount of log in a decay class advancing to the next decay class is calculated and stored in a temporary array. After all annual iterations, the logs that decayed are written to age 0 or 1 positions of the calculations grid (rounded based on the year of the last transition). The age-specific amount of log that did not decay is written to the next higher age bin in the calculations grid.
Tipup and scarified soil packages are reduced by the amount of decay they experience and their age is incremented. Packages that exceed the maximum age are deleted.
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Populates the mp_iDeadCodes, mp_iFallCodes, mp_iOldBreakCodes, mp_iNewBreakCodes arrays with the data member codes for the "dead", "Fall", "SnagOldBreakHeight", and "NewBreakHeight" data members, respectively.
Also fills in the mp_bSubstrateApplies array.
Error | if there is a species/type combo which participates in substrate but does not have a bool data member called "dead" registered. |
Error | if the appropriate species/type combos that participate in substrate do not have a bool data member called "Fall" and float data members called "SnagOldBreakHeight" and "NewBreakHeight" registered. |
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Performs setup for substrate.
First, GetParameterFileData() reads values from the parameter file. Then CalculateDecayProportions() is called. Then SetupSubstrateGrids(). Then PopulateInitialConditions(). Then GetCodes().
p_oDoc | DOM tree of parsed input file. |
Implements clWorkerBase.
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Gets the values from the parameter file.
p_oDoc | DOM tree of parsed input file. |
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Adds the effects of the new dead trees to the substrate grid by calling AddNewDeadTrees() and AdjustSubstrateForMortality().
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Adds the amount of substrate in the substrate map or parameter file to the substrate and calculations grids.
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Sets up the substrate grids and registers all their data members.
If the harvest grid exists, substrate is required to match its grid cell resolution.
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Whether or not the parameter file had a substrate map in it.
If it did, initial conditions will not be populated.
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Whether to use directional tree fall.
If true, trees fall in a random direction and contribute log area to potentially multiple grid cells. If false, trees that fall contribute all of their fresh log area to the cell in which they are rooted.
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Scarified soil clear cut proportion.
Not required if Harvest is not being used.
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Tip-up clear cut proportion.
Not required if Harvest is not being used.
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Scarified soil gap cut proportion.
Not required if Harvest is not being used.
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Tip-up gap cut proportion.
Not required if Harvest is not being used.
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Grid cell area of substrate grid.
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Scarified soil initial conditions proportion.
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Tip-up initial conditions proportion.
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Boundary between two log diameter classes, in cm.
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Proportion of the litter/moss pool that is moss.
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Scarified soil partial cut proportion.
Not required if Harvest is not being used.
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Tip-up partial cut proportion.
Not required if Harvest is not being used.
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Amount by which the tree radius is multiplied when calculating the tip-up mound to account for the effects of root rip-out.
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Scarified soil alpha decay parameter.
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Scarified soil beta decay parameter.
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Tip-up alpha decay parameter.
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Tip-up beta decay parameter.
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Code for using fflitter grid data member.
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Code for using ffmoss grid data member.
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Code for using harvesttype data member of harvest grid.
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m_iMaxDecayYears divided by the number of years per timestep, for setting up grid data members.
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Maximum number of years a package is allowed to exist.
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Code for using newtipup data member of calculations grid.
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The number of species groups used (1-3).
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Total number of species - for destructor.
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Code for using declog grid data member in original substrate grid.
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Code for using fflitter grid data member in original substrate grid.
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Code for using ffmoss grid data member in original substrate grid.
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Code for using freshlog grid data member in original substrate grid.
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Code for using scarsoil grid data member in original substrate grid.
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Code for using tipup grid data member in original substrate grid.
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Code for using age package data member.
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Code for using scarsoil package data member.
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Code for using tipup package data member.
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Code for using scarsoil grid data member.
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Code for using tipup grid data member.
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Code for using the total log area grid data member.
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Code for using the total log volume grid data member.
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Array (species by type) of whether or not substrate applies to this tree kind.
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Log clear cut proportion.
Array indexes are species group, size, and decay class. Not required if Harvest is not being used.
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Mean diameter of small and large logs added by a harvest clear cut.
Used to calculate volume. Array index is size class.
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Log gap cut proportion.
Array indexes are species group, size, and decay class. Not required if Harvest is not being used.
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Mean diameter of small and large logs added by a harvest gap cut.
Used to calculate volume. Array index is size class.
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Mean diameter of small and large logs at initial conditions.
Used to calculate volume. Array index is size class. If not provided, mean diameters will be 0.5 * m_fLogSizeClassBoundary and 1.5 * m_fLogSizeClassBoundary for small and large logs, respectively.
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Log initial conditions proportion.
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Alpha decay parameter for logs.
Array indexes are species group, size, and decay class.
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Beta decay parameter for logs.
Array indexes are species group, size, and decay class.
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Decay proportion each year for logs.
This is exp( α * t β ) . Array indexes are species group, size, decay class, m_iMaxDecayTimesteps, and years per timestep.
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Log partial cut proportion.
Array indexes are species group, size, and decay class. Not required if Harvest is not being used.
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Mean diameter of small and large logs added by a harvest partial cut.
Used to calculate volume. Array index is size class.
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Proportion of snags that enter decay classes 1-5.
Array index is decay class #.
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Proportion of live trees that enter decay classes 1-5.
Array index is decay class #.
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Proportion of fallen dead trees that uproot.
Array size is total number of species.
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Proportion of snags that uproot.
Array size is total number of species.
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Decay proportion for each timestep for scarified soil.
This is exp( α * t β ) . Array size is m_iMaxDecayTimesteps.
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Decay proportion for each timestep for tip-up mounds.
This is exp( α * t β ) . Array size is m_iMaxDecayTimesteps.
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Array (species by type) of codes for the "dead" tree bool data member.
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Array of codes for the "Fall" data member.
Index is # of species.
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Codes for using log data members of calculations grid.
Array indexes are species group, size, decay class, and age (in timesteps)
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Code for using log area grid data members.
Array indexes are species group, size, and decay class.
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Species grouping to which each tree species falls into.
Array index is total number of species.
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Code for using log volume grid data members.
Array indexes are species group, size, and decay class.
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Array of codes for the "NewBreakHeight" data member.
First array index is # of species, and second is type #.
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Codes for using the new log data members of calculations grid.
Array indexes are species group, size, and decay class.
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Array of codes for the "SnagOldBreakHeight" data member.
Index is # of species.
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Grid object for intermediate calculations.
This grid is called "detailedsubstratecalcs". The grid cell resolution matches "Detailed Substrate". Data members:
Data member name | Data type | Description |
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newtipup | float | New tip-up area by grid cell, in square meters |
newloggroup<1-3><small/large>decay<1-5> | float | Area of new species group <1-3>, small/large, decay class <1-5> logs added this timestep, in square meters |
loggroup<1-3><small/large>decay<1-5>_<0-m_iMaxDecayTimesteps> | float | Species group <1-3>, small/large, decay class <1-5> logs added <0-m_iMaxDecayTimesteps> timesteps ago, as a proportion of grid cell area |
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Harvest grid object, if it exists.
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Original "Substrate" grid with same data members as the original substrate behavior.
Values are copied to it for compatibility with behaviors looking for this grid
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Grid object containing substrate data, called "DetailedSubstrate".
If there is a harvest grid, the grid cell resolution must match it. If this is not the case, and there is no user-defined grid cell resolution, then the default grid resolution is used.
Maps of this grid in the parameter file will be honored, but they must define all data members below (even if they don't include values for all of them).
The grid cell record will consist of 66 float data members. They are:
Data member name | Data type | Description |
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scarsoil | float | Scarified soil, expressed as a proportion between 0 and 1. |
ffmoss | float | Forest floor moss, expressed as a proportion between 0 and 1. |
fflitter | float | Forest floor litter, expressed as a proportion between 0 and 1. |
tipup | float | Tip-up, expressed as a proportion between 0 and 1. |
loggroup<1-3><small/large>decay<1-5> | float | Species group <1-3>, small (or large), decay class <1-5> logs, as a proportion between 0 and 1. |
vloggroup<1-3><small/large>decay<1-5> | float | Species group <1-3>, small (or large), decay class <1-5> logs, as volume in m3 per ha. |
totallog | float | Total logs, expressed as a proportion between 0 and 1. Should be the sum of all log proportions |
totallogvol | float | Total log volume, in m3 per ha. Should be the sum of all log volumes |
The packages will have the following structure:
Data member name | Data type | Description |
---|---|---|
age | int | Age of package in timesteps |
scarsoil | float | Scarified soil added this package. Should not be changed. |
tipup | float | Tip-up added this package. Should not be changed. |
The packages will be in the order of oldest first.