A single Scenario in an Iteration using a specific FireWeather stream. More...

#include <Scenario.h>

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Public Member Functions
constexpr size_t	weightedDsr () const noexcept
	Weighted Danger Severity Rating.

	Scenario (Model model, size_t id, wx::FireWeather weather, wx::FireWeather *weather_daily, DurationSize start_time, const shared_ptr< topo::Perimeter > &perimeter, const topo::StartPoint &start_point, Day start_day, Day last_date)
	Constructor.

	Scenario (Model model, size_t id, wx::FireWeather weather, wx::FireWeather *weather_daily, DurationSize start_time, const shared_ptr< topo::Cell > &start_cell, const topo::StartPoint &start_point, Day start_day, Day last_date)
	Constructor.

	Scenario (Scenario &&rhs) noexcept
	Move constructor.

	Scenario (const Scenario &rhs)=delete

Scenario &	operator= (Scenario &&rhs) noexcept
	Move assignment.

Scenario &	operator= (const Scenario &rhs) const =delete

Scenario *	reset_with_new_start (const shared_ptr< topo::Cell > &start_cell, util::SafeVector *final_sizes)
	Assign start Cell, reset thresholds and set SafeVector to output results to.

Scenario *	reset (mt19937 mt_extinction, mt19937 mt_spread, util::SafeVector *final_sizes)
	Reset thresholds and set SafeVector to output results to.

void	burn (const Event &event)
	Burn cell that Event takes place in.

void	cancel (bool show_warning) noexcept

topo::Cell	cell (const Idx row, const Idx column) const
	Get Cell for given row and column.

template<class P >
constexpr topo::Cell	cell (const Position< P > &position) const
	Get Cell for given Location.

constexpr Idx	rows () const
	Number of rows.

constexpr Idx	columns () const
	Number of columns.

constexpr MathSize	cellSize () const
	Cell width and height (m)

constexpr int64_t	simulation () const
	Simulation number.

constexpr const topo::StartPoint &	startPoint () const
	StartPoint that provides sunrise/sunset times.

constexpr DurationSize	startTime () const
	Simulation start time.

constexpr size_t	id () const
	Identifier.

constexpr const Model &	model () const
	Model this Scenario is running in.

constexpr DurationSize	dayStart (const size_t for_day) const
	Sunrise time for given day.

constexpr DurationSize	dayEnd (const size_t for_day) const
	Sunset time for given day.

const wx::FwiWeather *	weather (const DurationSize time) const
	FwiWeather for given time.

const wx::FwiWeather *	weather_daily (const DurationSize time) const

constexpr int	nd (const DurationSize time) const
	Difference between date and the date of minimum foliar moisture content.

ThresholdSize	extinctionThreshold (const DurationSize time) const
	Get extinction threshold for given time.

ThresholdSize	spreadThresholdByRos (const DurationSize time) const
	Get spread threshold for given time.

constexpr bool	isAtNight (const DurationSize time) const
	Whether or not time is after sunrise and before sunset.

MathSize	minimumFfmcForSpread (const DurationSize time) const noexcept
	Minimum Fine Fuel Moisture Code for spread to be possible.

bool	isSurrounded (const Location &location) const
	Whether or not the given Location is surrounded by cells that are burnt.

template<class P >
bool	isSurrounded (const Position< P > &position) const

topo::Cell	cell (const InnerPos &p) const noexcept
	Cell that InnerPos falls within.

Scenario *	run (map< DurationSize, ProbabilityMap * > *probabilities)
	Run the Scenario.

void	scheduleFireSpread (const Event &event)
	Schedule a fire spread Event.

MathSize	currentFireSize () const
	Current fire size (ha)

bool	canBurn (const topo::Cell &location) const
	Whether or not a Cell can burn.

bool	hasBurned (const Location &location) const
	Whether or not Cell with the given hash can burn.

template<class P >
bool	hasBurned (const Position< P > &position) const

void	addEvent (Event &&event)
	Whether or not Location with given hash has burned already.

void	evaluateNextEvent ()
	Evaluate next Event in the queue.

void	endSimulation () noexcept
	End the simulation.

void	addSaveByOffset (int offset)
	Add a save point for simulation data at the given offset.

template<class V >
void	addSave (V time)
	Add a save point for simulation data at given time.

void	saveObservers (const string &base_name) const
	Tell Observers to save their data with base file name.

void	saveObservers (DurationSize time) const
	Tell Observers to save their data for the given time.

void	saveIntensity (const string &dir, const string &base_name) const
	Save burn intensity information.

bool	ran () const noexcept
	Whether or not this Scenario has run already.

bool	survives (const DurationSize time, const topo::Cell &cell, const DurationSize time_at_location) const
	Whether or not the fire survives the conditions.

vector< DurationSize >	savePoints () const
	List of what times the simulation will save.

void	saveStats (DurationSize time) const
	Save state of Scenario at given time.

void	registerObserver (IObserver *observer)
	Register an IObserver that will be notified when Cells burn.

void	notify (const Event &event) const
	Notify IObservers that a Cell has burned.

void	evaluate (const Event &event)
	Take whatever steps are necessary to process the given Event.

void	clear () noexcept
	Clear the Event list and all other data.

Static Public Member Functions
static size_t	completed () noexcept
	Number of Scenarios that have completed running.

static size_t	count () noexcept
	Number of Scenarios that have been initialized.

static size_t	total_steps () noexcept
	Total number of spread events for all Scenarios.

Protected Member Functions
string	add_log (const char *format) const noexcept override

	Scenario (Model model, size_t id, wx::FireWeather weather, wx::FireWeather *weather_daily, DurationSize start_time, const shared_ptr< topo::Perimeter > &perimeter, const shared_ptr< topo::Cell > &start_cell, topo::StartPoint start_point, Day start_day, Day last_date)
	Constructor.

Protected Member Functions inherited from fs::logging::SelfLogger
void	log_output (const int level, const char *format,...) const noexcept

void	log_extensive (const char *format,...) const noexcept

void	log_verbose (const char *format,...) const noexcept

void	log_debug (const char *format,...) const noexcept

void	log_info (const char *format,...) const noexcept

void	log_note (const char *format,...) const noexcept

void	log_warning (const char *format,...) const noexcept

void	log_error (const char *format,...) const noexcept

void	log_check_fatal (bool condition, const char *format,...) const

void	log_fatal (const char *format,...) const

Protected Attributes
list< unique_ptr< IObserver, IObserver_deleter > >	observers_ {}
	Observers to be notified when cells burn.

vector< DurationSize >	save_points_
	List of times to save simulation.

vector< ThresholdSize >	extinction_thresholds_ {}
	Thresholds used to determine if extinction occurs.

vector< ThresholdSize >	spread_thresholds_by_ros_ {}
	Thresholds used to determine if spread occurs.

DurationSize	current_time_
	Current time for this Scenario.

CellPointsMap	points_
	Map of Cells to the PointSets within them.

BurnedData *	unburnable_
	Contains information on cells that are not burnable.

set< Event, EventCompare >	scheduler_
	Event scheduler used for ordering events.

unique_ptr< IntensityMap >	intensity_
	Map of what intensity each cell has burned at.

shared_ptr< topo::Perimeter >	perimeter_
	Initial intensity map based off perimeter.

map< topo::SpreadKey, SpreadInfo >	spread_info_ {}
	Calculated SpreadInfo for SpreadKey for current time.

map< topo::Cell, DurationSize >	arrival_ {}
	Map of when Cell had first Point arrive in it.

MathSize	max_ros_
	Maximum rate of spread for current time.

shared_ptr< topo::Cell >	start_cell_
	Cell that the Scenario starts from if no Perimeter.

wx::FireWeather *	weather_
	Hourly weather to use for this Scenario.

wx::FireWeather *	weather_daily_
	Weather stream to use for spread and extinction probability.

Model *	model_
	Model this Scenario is being run in.

map< DurationSize, ProbabilityMap * > *	probabilities_
	Map of ProbabilityMaps by time snapshot for them was taken.

util::SafeVector *	final_sizes_
	Where to append the final size of this Scenario when run is complete.

topo::StartPoint	start_point_
	Origin of fire.

size_t	id_
	Identifier.

DurationSize	start_time_
	Start time (decimal days)

DurationSize	last_save_
	Which save point is the last one.

size_t	current_time_index_ = numeric_limits<size_t>::max()
	Time index for current time.

int64_t	simulation_
	Simulation number.

Day	start_day_
	First day of simulation.

Day	last_date_
	Last day of simulation.

bool	ran_
	Whether or not this Scenario has completed running.

bool	cancelled_ = false
	Whether this has been cancelled.

shared_ptr< LogPoints >	log_points_

size_t	step_
	How many times point spread event has happened.

size_t	oob_spread_
	How many times this scenario tried to spread out of bounds.

Detailed Description

A single Scenario in an Iteration using a specific FireWeather stream.

Constructor & Destructor Documentation

◆ Scenario() [1/4]

fs::sim::Scenario::Scenario	(	Model *	model,
		size_t	id,
		wx::FireWeather *	weather,
		wx::FireWeather *	weather_daily,
		DurationSize	start_time,
		const shared_ptr< topo::Perimeter > &	perimeter,
		const topo::StartPoint &	start_point,
		Day	start_day,
		Day	last_date )

Constructor.

Parameters

model	Model running this Scenario
id	Identifier
weather	Hourly weather stream to use
weather	Weather stream to use for spread and extinction probability
start_time	Start time for simulation
initial_intensity	Intensity grid to start from
perimeter	Perimeter to initialize with
start_point	StartPoint to use sunrise/sunset times from
start_day	First day of simulation
last_date	Last day of simulation

◆ Scenario() [2/4]

fs::sim::Scenario::Scenario	(	Model *	model,
		size_t	id,
		wx::FireWeather *	weather,
		wx::FireWeather *	weather_daily,
		DurationSize	start_time,
		const shared_ptr< topo::Cell > &	start_cell,
		const topo::StartPoint &	start_point,
		Day	start_day,
		Day	last_date )

Constructor.

Parameters

model	Model running this Scenario
id	Identifier
weather	Hourly weather stream to use
weather	Weather stream to use for spread and extinction probability
start_time	Start time for simulation
start_cell	Cell to start ignition in
start_point	StartPoint to use sunrise/sunset times from
start_day	First day of simulation
last_date	Last day of simulation

◆ Scenario() [3/4]

fs::sim::Scenario::Scenario ( Scenario && rhs )

noexcept

Move constructor.

Parameters

rhs	Scenario to move from

◆ Scenario() [4/4]

fs::sim::Scenario::Scenario	(	Model *	model,
		size_t	id,
		wx::FireWeather *	weather,
		wx::FireWeather *	weather_daily,
		DurationSize	start_time,
		const shared_ptr< topo::Perimeter > &	perimeter,
		const shared_ptr< topo::Cell > &	start_cell,
		topo::StartPoint	start_point,
		Day	start_day,
		Day	last_date )

protected

Constructor.

Parameters

model	Model running this Scenario
id	Identifier
weather	Hourly weather stream to use
weather	Weather stream to use for spread and extinction probability
start_time	Start time for simulation
start_point	StartPoint to use sunrise/sunset times from
start_day	First day of simulation
last_date	Last day of simulation

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Member Function Documentation

◆ add_log()

string fs::sim::Scenario::add_log ( const char * format ) const

overrideprotectedvirtualnoexcept

Implements fs::logging::SelfLogger.

◆ addEvent()

void fs::sim::Scenario::addEvent ( Event && event )

Whether or not Location with given hash has burned already.

Parameters

hash	Hash of Location to check

Returns: Whether or not Location with given hash has burned already

Add an Event to the queue

Parameters

event Event to add

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◆ addSave()

template<class V >

void fs::sim::Scenario::addSave ( V time )

Add a save point for simulation data at given time.

Template Parameters

V	Type to use for time

Parameters

time	Time to add save point at

◆ addSaveByOffset()

void fs::sim::Scenario::addSaveByOffset ( int offset )

Add a save point for simulation data at the given offset.

Parameters

offset Offset from start of simulation (days)

◆ burn()

void fs::sim::Scenario::burn ( const Event & event )

Burn cell that Event takes place in.

Parameters

event Event with cell location

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◆ canBurn()

bool fs::sim::Scenario::canBurn ( const topo::Cell & location ) const

nodiscard

Whether or not a Cell can burn.

Parameters

location Cell

Returns: Whether or not a Cell can burn

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◆ cancel()

void fs::sim::Scenario::cancel ( bool show_warning )

noexcept

Mark as cancelled so it stops computing on next event.

Parameters

Whether to log a warning about this being cancelled

◆ cell() [1/3]

topo::Cell fs::sim::Scenario::cell	(	const Idx	row,
		const Idx	column ) const

inlinenodiscard

Get Cell for given row and column.

Parameters

row	Row
column	Column

Returns: Cell for given row and column

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◆ cell() [2/3]

Cell fs::sim::Scenario::cell ( const InnerPos & p ) const

nodiscardnoexcept

Cell that InnerPos falls within.

Parameters

p InnerPos

Returns: Cell that InnerPos falls within

◆ cell() [3/3]

template<class P >

topo::Cell fs::sim::Scenario::cell ( const Position< P > & position ) const

inlinenodiscardconstexpr

Get Cell for given Location.

Parameters

location Location

Returns: Cell for given Location

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◆ cellSize()

MathSize fs::sim::Scenario::cellSize ( ) const

inlinenodiscardconstexpr

Cell width and height (m)

Returns: Cell width and height (m)

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◆ columns()

Idx fs::sim::Scenario::columns ( ) const

inlinenodiscardconstexpr

Number of columns.

Returns: Number of columns

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◆ completed()

size_t fs::sim::Scenario::completed ( )

staticnodiscardnoexcept

Number of Scenarios that have completed running.

Returns: Number of Scenarios that have completed running

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◆ count()

size_t fs::sim::Scenario::count ( )

staticnodiscardnoexcept

Number of Scenarios that have been initialized.

Returns: Number of Scenarios that have been initialized

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◆ currentFireSize()

MathSize fs::sim::Scenario::currentFireSize ( ) const

nodiscard

Current fire size (ha)

Returns: Current fire size (ha)

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◆ dayEnd()

DurationSize fs::sim::Scenario::dayEnd ( const size_t for_day ) const

inlinenodiscardconstexpr

Sunset time for given day.

Parameters

for_day Day to get sunset time for

Returns: Sunset time for given day

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◆ dayStart()

DurationSize fs::sim::Scenario::dayStart ( const size_t for_day ) const

inlinenodiscardconstexpr

Sunrise time for given day.

Parameters

for_day Day to get sunrise time for

Returns: Sunrise time for given day

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◆ evaluate()

void fs::sim::Scenario::evaluate ( const Event & event )

Take whatever steps are necessary to process the given Event.

Parameters

event Event to process

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◆ evaluateNextEvent()

void fs::sim::Scenario::evaluateNextEvent ( )

Evaluate next Event in the queue.

Returns: Whether to continue simulation

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◆ extinctionThreshold()

ThresholdSize fs::sim::Scenario::extinctionThreshold ( const DurationSize time ) const

inlinenodiscard

Get extinction threshold for given time.

Parameters

time	Time to get value for

Returns: Extinction threshold for given time

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◆ hasBurned()

bool fs::sim::Scenario::hasBurned ( const Location & location ) const

nodiscard

Whether or not Cell with the given hash can burn.

Parameters

hash	Hash for Cell to check

Returns: Whether or not Cell with the given hash can burn

Whether or not Location has burned already

Parameters

location Location to check

Returns: Whether or not Location has burned already

◆ id()

size_t fs::sim::Scenario::id ( ) const

inlinenodiscardconstexpr

Identifier.

Returns: Identifier

◆ isAtNight()

bool fs::sim::Scenario::isAtNight ( const DurationSize time ) const

inlinenodiscardconstexpr

Whether or not time is after sunrise and before sunset.

Parameters

time	Time to determine for

Returns: Whether or not time is after sunrise and before sunset

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◆ isSurrounded()

bool fs::sim::Scenario::isSurrounded ( const Location & location ) const

nodiscard

Whether or not the given Location is surrounded by cells that are burnt.

Parameters

location Location to check if is surrounded

Returns: Whether or not the given Location is surrounded by cells that are burnt

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◆ minimumFfmcForSpread()

MathSize fs::sim::Scenario::minimumFfmcForSpread ( const DurationSize time ) const

inlinenodiscardnoexcept

Minimum Fine Fuel Moisture Code for spread to be possible.

Parameters

time	Time to determine for

Returns: Minimum Fine Fuel Moisture Code for spread to be possible

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◆ model()

const Model & fs::sim::Scenario::model ( ) const

inlinenodiscardconstexpr

Model this Scenario is running in.

Returns: Model this Scenario is running in

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◆ nd()

int fs::sim::Scenario::nd ( const DurationSize time ) const

inlinenodiscardconstexpr

Difference between date and the date of minimum foliar moisture content.

Parameters

time	Time to get value for

Returns: Difference between date and the date of minimum foliar moisture content

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◆ notify()

void fs::sim::Scenario::notify ( const Event & event ) const

Notify IObservers that a Cell has burned.

Parameters

event Event to notify IObservers of

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◆ operator=()

Scenario & fs::sim::Scenario::operator= ( Scenario && rhs )

noexcept

Move assignment.

Parameters

rhs	Scenario to move from

Returns: This, after assignment

◆ ran()

bool fs::sim::Scenario::ran ( ) const

nodiscardnoexcept

Whether or not this Scenario has run already.

Returns: Whether or not this Scenario has run already

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◆ registerObserver()

void fs::sim::Scenario::registerObserver ( IObserver * observer )

Register an IObserver that will be notified when Cells burn.

Parameters

observer Observer to add to notification list

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◆ reset()

Scenario * fs::sim::Scenario::reset	(	mt19937 *	mt_extinction,
		mt19937 *	mt_spread,
		util::SafeVector *	final_sizes )

nodiscard

Reset thresholds and set SafeVector to output results to.

Parameters

mt_extinction	Used for extinction random numbers
mt_spread	Used for spread random numbers
final_sizes	SafeVector to output results to

Returns: This

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◆ reset_with_new_start()

Scenario * fs::sim::Scenario::reset_with_new_start	(	const shared_ptr< topo::Cell > &	start_cell,
		util::SafeVector *	final_sizes )

nodiscard

Assign start Cell, reset thresholds and set SafeVector to output results to.

Parameters

start_cell	Cell to start ignition in
final_sizes	SafeVector to output results to

Returns: This

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◆ rows()

Idx fs::sim::Scenario::rows ( ) const

inlinenodiscardconstexpr

Number of rows.

Returns: Number of rows

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◆ run()

Scenario * fs::sim::Scenario::run ( map< DurationSize, ProbabilityMap * > * probabilities )

Run the Scenario.

Parameters

probabilities map to update ProbabilityMap for times base on Scenario results

Returns: This

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◆ saveIntensity()

void fs::sim::Scenario::saveIntensity	(	const string &	dir,
		const string &	base_name ) const

Save burn intensity information.

Parameters

dir	Directory to save to
base_name	Base file name

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◆ saveObservers() [1/2]

void fs::sim::Scenario::saveObservers ( const string & base_name ) const

Tell Observers to save their data with base file name.

Parameters

base_name Base file name

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◆ saveObservers() [2/2]

void fs::sim::Scenario::saveObservers ( DurationSize time ) const

Tell Observers to save their data for the given time.

Parameters

time	Time to save data for

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◆ savePoints()

vector< DurationSize > fs::sim::Scenario::savePoints ( ) const

nodiscard

List of what times the simulation will save.

Returns: List of what times the simulation will save

◆ saveStats()

void fs::sim::Scenario::saveStats ( DurationSize time ) const

Save state of Scenario at given time.

Parameters

time

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◆ scheduleFireSpread()

void fs::sim::Scenario::scheduleFireSpread ( const Event & event )

Schedule a fire spread Event.

Parameters

event Event to schedule

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◆ simulation()

int64_t fs::sim::Scenario::simulation ( ) const

inlinenodiscardconstexpr

Simulation number.

Returns: Simulation number

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◆ spreadThresholdByRos()

ThresholdSize fs::sim::Scenario::spreadThresholdByRos ( const DurationSize time ) const

inlinenodiscard

Get spread threshold for given time.

Parameters

time	Time to get value for

Returns: Spread threshold for given time

◆ startPoint()

const topo::StartPoint & fs::sim::Scenario::startPoint ( ) const

inlinenodiscardconstexpr

StartPoint that provides sunrise/sunset times.

Returns: StartPoint

◆ startTime()

DurationSize fs::sim::Scenario::startTime ( ) const

inlinenodiscardconstexpr

Simulation start time.

Returns: Simulation start time

◆ survives()

bool fs::sim::Scenario::survives	(	const DurationSize	time,
		const topo::Cell &	cell,
		const DurationSize	time_at_location ) const

inlinenodiscard

Whether or not the fire survives the conditions.

Parameters

time	Time to use weather from
cell	Cell to use
time_at_location	How long the fire has been in that Cell

Returns: Whether or not the fire survives the conditions

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◆ total_steps()

size_t fs::sim::Scenario::total_steps ( )

staticnodiscardnoexcept

Total number of spread events for all Scenarios.

Returns: Total number of spread events for all Scenarios

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◆ weather()

const wx::FwiWeather * fs::sim::Scenario::weather ( const DurationSize time ) const

inlinenodiscard

FwiWeather for given time.

Parameters

time	Time to get weather for (decimal days)

Returns: FwiWeather for given time

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◆ weightedDsr()

size_t fs::sim::Scenario::weightedDsr ( ) const

inlinenodiscardconstexprnoexcept

Weighted Danger Severity Rating.

Returns: Weighted Danger Severity Rating

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Member Data Documentation

◆ perimeter_

shared_ptr<topo::Perimeter> fs::sim::Scenario::perimeter_

protected

Initial intensity map based off perimeter.

Perimeter used to start Scenario from

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

firestarr/src/cpp/Scenario.h
firestarr/src/cpp/Scenario.cpp

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Scenario() [1/4]

◆ Scenario() [2/4]

◆ Scenario() [3/4]

◆ Scenario() [4/4]

Member Function Documentation

◆ add_log()

◆ addEvent()

◆ addSave()

◆ addSaveByOffset()

◆ burn()

◆ canBurn()

◆ cancel()

◆ cell() [1/3]

◆ cell() [2/3]

◆ cell() [3/3]

◆ cellSize()

◆ columns()

◆ completed()

◆ count()

◆ currentFireSize()

◆ dayEnd()

◆ dayStart()

◆ evaluate()

◆ evaluateNextEvent()

◆ extinctionThreshold()

◆ hasBurned()

◆ id()

◆ isAtNight()

◆ isSurrounded()

◆ minimumFfmcForSpread()

◆ model()

◆ nd()

◆ notify()

◆ operator=()

◆ ran()

◆ registerObserver()

◆ reset()

◆ reset_with_new_start()

◆ rows()

◆ run()

◆ saveIntensity()

◆ saveObservers() [1/2]

◆ saveObservers() [2/2]

◆ savePoints()

◆ saveStats()

◆ scheduleFireSpread()

◆ simulation()

◆ spreadThresholdByRos()

◆ startPoint()

◆ startTime()

◆ survives()

◆ total_steps()

◆ weather()

◆ weightedDsr()

Member Data Documentation

◆ perimeter_