Acoustic model for the 9613Solver. More...

#include <TYAcousticModel9613Solver.h>

Inheritance diagram for TYAcousticModel9613Solver:

Collaboration diagram for TYAcousticModel9613Solver:

[legend]

Public Member Functions
	TYAcousticModel9613Solver (TYSolver9613Solver &solver)

void	compute (const std::deque< TYSIntersection > &tabIntersect, TYTrajet9613Solver &trajet, TabPoint3D &ptsTop, TabPoint3D &ptsLeft, TabPoint3D &ptsRight)
	Main entry point, trigger acoustic computations. More...

void	computeWaveLength () override
	Compute the wave length for the 9613Solver. More...

virtual bool	computeCheminsAvecEcran (const OSegment3D &rayon, const tympan::AcousticSource &source, const TabPoint3D &pts, const bool vertical, TYTabChemin9613Solver &TabChemins, double distance, const bool left) const
	Compute barrier attenuation effect on the direct path for the considered geometrical path (top, left or right) More...

virtual void	computeCheminReflexion (const std::deque< TYSIntersection > &tabIntersect, const OSegment3D &ray, const tympan::AcousticSource &source, TYTabChemin9613Solver &TabChemins, double distance) const
	Compute the list of path generated by reflection on the vertical walls. More...

void	computeCheminSansEcran (const std::deque< TYSIntersection > &tabIntersect, const OSegment3D &rayon, const tympan::AcousticSource &source, TYTabChemin9613Solver &TabChemins, double distance, bool conditionFav=false) const
	Compute the main path between source and receptor. In 9613 solver, this path includes all attenuation effects, except reflexion one. More...

OSpectreOctave	calculAttDiffraction (const OSegment3D &ray, const double &re, const double &dss, const double &dsr, const double &width, const bool &vertical) const
	Compute the attenuation from the diffraction on the screen. More...

OSpectreOctave	limAttDiffraction (const OSpectreOctave &sNC, const OSpectreOctave &C) const
	Limit the screen attenuation value with a frequency dependent criteria. More...

bool	addGroundSteps (const OPoint3D &ptStart, const OPoint3D &ptEnd, const tympan::AcousticSource &source, const bool &fromSource, TYTabEtape9613Solver &Etapes) const
	Compute the different steps from a point to another via a reflection and a direct view. More...

bool	getGroundfactors (const std::deque< TYSIntersection > &tabIntersect, const OSegment3D &ray2D, double hs, double hr, double &Gs, double &Gm, double &Gr) const
	Get ground factors for source, middle and receptor zones. More...

bool	getGroundfactors (const std::deque< TYSIntersection > &tabIntersectUpSegment, const std::deque< TYSIntersection > &tabIntersectDownSegment, const OSegment3D &SO2D, const OSegment3D &OR2D, double hs, double hr, double &Gs, double &Gm, double &Gr) const
	Get ground factors for source, middle and receptor zones for a reflected path. More...

OSpectreOctave	computeEffectiveBarAttenuation (const OSpectreOctave &Abar_top, const OSpectreOctave &Abar_left, const OSpectreOctave &Abar_right)

bool	solve (TYTrajet9613Solver &trajet)
	Compute the source contributions to the receptor point. More...

Public Member Functions inherited from TYAcousticModel
	TYAcousticModel ()

virtual	~TYAcousticModel ()

void	init ()
	Initialize the acoustic model. More...

OPlan	buildMeanSlopePlan (const OSegment3D &penteMoyenne) const

void	meanSlope (const OSegment3D &director, OSegment3D &slope) const
	Create a segment corresponding to the projection of "director" segment on the ground. More...

Public Member Functions inherited from AcousticModelInterface
	AcousticModelInterface ()

virtual	~AcousticModelInterface ()

Protected Member Functions
virtual std::unique_ptr< TYChemin9613Solver >	createChemin () const

bool	computeSegmentEdgesHeights (double &hauteurA, double &hauteurB, const OSegment3D &meanSlope, const OSegment3D &ray) const
	Compute heights relative to real ground, of the edges of a segment. More...

OSpectreOctave	calculC3 (const double &epaisseur) const
	Compute the spectrum of the C3 factor used in the diffraction calculation. More...

virtual OSpectreOctave	calculZMin (const double C2, const OSpectreOctave &C3) const
	Compute zmin, the min value of z for which the barrier attenuation Dz is null. This minimum distance is computed by wave length. zmin is only used for Kmeteo computation in Code_TYMPAN 9613Solver_2024 implementation. More...

virtual OSpectreOctave	calculKmeteo (const bool vertical, const double d_SS, const double d_SR, const double d, const double z, const double e, const OSpectreOctave &z_min) const
	Compute Kmeteo, the correction factor for meteorological effects In Code_TYMPAN 9613Solver version 96 implementation, zmin and e are not used. More...

virtual OSpectreOctave	calculDz (const double z, const double C2, const OSpectreOctave &C3, const OSpectreOctave &Kmeteo, const OSpectreOctave &zmin) const
	Compute Dz, the barrier attenuation for each octave band in dB. More...

bool	computeGZone (const OPoint3D &ptDebut, const OPoint3D &ptFin, double &GZone, double &dpZone, const std::deque< TYSIntersection > &tabIntersect) const
	Compute GZone and dpZone for the segment between ptDebut and ptFin. More...

Protected Attributes
OSpectreOctave	_lambda

TYSolver9613Solver &	_solver
	Reference to the solver. More...

Protected Attributes inherited from TYAcousticModel
bool	_useSol

bool	_useReflex

int	_propaCond

bool	_useAtmo

bool	_interference

double	_paramH

std::unique_ptr< AtmosphericConditions >	_pSolverAtmos

Private Member Functions
TYSolver &	getSolver () const override

	FRIEND_TEST (test_TYAcoustiModel9613Solver, computeGZone)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculZMin)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculC3_single_diffraction)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculC3_multiple_diffraction)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculK_meteo_z_0)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculK_meteo_z_30)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculK_meteo_lateral_diffraction)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculK_meteo_d_500_z_1)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculDz_z_positive)

	FRIEND_TEST (test_TYAcousticModel9613Solver, calculDz_z_negative)

Private Attributes
OSpectreOctave	_absoNulle

Detailed Description

Acoustic model for the 9613Solver.

Definition at line 43 of file TYAcousticModel9613Solver.h.

Constructor & Destructor Documentation

◆ TYAcousticModel9613Solver()

TYAcousticModel9613Solver::TYAcousticModel9613Solver ( TYSolver9613Solver & solver )

Definition at line 30 of file TYAcousticModel9613Solver.cpp.

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Member Function Documentation

◆ addGroundSteps()

bool TYAcousticModel9613Solver::addGroundSteps	(	const OPoint3D &	ptStart,
		const OPoint3D &	ptEnd,
		const tympan::AcousticSource &	source,
		const bool &	fromSource,
		TYTabEtape9613Solver &	Etapes
	)		const

Compute the different steps from a point to another via a reflection and a direct view.

Parameters

[in]	ptStart	Starting point.
[in]	ptEnd	Ending point.
[in]	source	Acoustic source.
[in]	fromSource	Boolean if the starting point is the source.
[out]	Etapes	Array of all the computed TYEtape steps.

Returns: bool true if succeeds; false if not.

Definition at line 220 of file TYAcousticModel9613Solver.cpp.

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◆ calculAttDiffraction()

OSpectreOctave TYAcousticModel9613Solver::calculAttDiffraction	(	const OSegment3D &	ray,
		const double &	re,
		const double &	dss,
		const double &	dsr,
		const double &	width,
		const bool &	vertical
	)		const

Compute the attenuation from the diffraction on the screen.

Parameters

[in]	ray	A segment describing the direct path between source and receptor.
[in]	re	Path length to take into account for the walking difference computation
[in]	dss	Length between source and first edge of the obstacle
[in]	dsr	Length between last edge of the obstacle and receptor
[in]	width	Total width of the obstacle.
[in]	vertical	Boolean to indicate we deal with the vertical plane (maximal attenuation is limited)

Returns: Attenuation from the diffraction on the screen.

Definition at line 840 of file TYAcousticModel9613Solver.cpp.

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◆ calculC3()

OSpectreOctave TYAcousticModel9613Solver::calculC3 ( const double & epaisseur ) const

protected

Compute the spectrum of the C3 factor used in the diffraction calculation.

Parameters

epaisseur Total thickness of the obstacle.

Returns: A OSpectreOctave giving the correction coefficient for each frequency.

Definition at line 813 of file TYAcousticModel9613Solver.cpp.

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◆ calculDz()

OSpectreOctave TYAcousticModel9613Solver::calculDz	(	const double	z,
		const double	C2,
		const OSpectreOctave &	C3,
		const OSpectreOctave &	Kmeteo,
		const OSpectreOctave &	zmin
	)		const

protectedvirtual

Compute Dz, the barrier attenuation for each octave band in dB.

Parameters

[in]	z	Difference between the path lengths of diffracted and direct sound in meter
[in]	C2	Coefficient which includes the effect of ground reflections
[in]	C3	Coefficient used for multiple diffraction
[in]	Kmeteo	correction factor for meteorological effects
[in]	zmin	Min value of z for which the barrier attenuation Dz is null

Returns: Dz barrier attenuation for each octave band in dB

Reimplemented in TYAcousticModel9613Solver2024.

Definition at line 892 of file TYAcousticModel9613Solver.cpp.

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◆ calculKmeteo()

OSpectreOctave TYAcousticModel9613Solver::calculKmeteo	(	const bool	vertical,
		const double	d_SS,
		const double	d_SR,
		const double	d,
		const double	z,
		const double	e,
		const OSpectreOctave &	z_min
	)		const

protectedvirtual

Compute Kmeteo, the correction factor for meteorological effects In Code_TYMPAN 9613Solver version 96 implementation, zmin and e are not used.

Parameters

[in]	vertical	boolean to indicate we deal with the vertical plane
[in]	d_SS	Length between source and first edge of the obstacle in meter
[in]	d_SR	Length between last edge of the obstacle and receptor in meter
[in]	d	Length between source and reciever in meter
[in]	z	Difference between the path lengths of diffracted and direct sound in meter
[in]	e	Length between first and last diffraction edge for multiple diffraction, for single equals 0
[in]	z_min	Min value of z for which the barrier attenuation Dz is null

Returns: Kmeteo

Reimplemented in TYAcousticModel9613Solver2024.

Definition at line 878 of file TYAcousticModel9613Solver.cpp.

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◆ calculZMin()

OSpectreOctave TYAcousticModel9613Solver::calculZMin	(	const double	C2,
		const OSpectreOctave &	C3
	)		const

protectedvirtual

Compute zmin, the min value of z for which the barrier attenuation Dz is null. This minimum distance is computed by wave length. zmin is only used for Kmeteo computation in Code_TYMPAN 9613Solver_2024 implementation.

Parameters

[in]	C2	Coefficient which includes the effect of ground reflections
[in]	C3	Coefficient used for multiple diffraction

Returns: zmin as a spectrum in octave band

Reimplemented in TYAcousticModel9613Solver2024.

Definition at line 871 of file TYAcousticModel9613Solver.cpp.

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◆ compute()

void TYAcousticModel9613Solver::compute	(	const std::deque< TYSIntersection > &	tabIntersect,
		TYTrajet9613Solver &	trajet,
		TabPoint3D &	ptsTop,
		TabPoint3D &	ptsLeft,
		TabPoint3D &	ptsRight
	)

Main entry point, trigger acoustic computations.

Parameters

[in]	tabIntersect	Array of intersections.
[in]	trajet	Route between source and receptor.
[in]	ptsTop	List of points of the vertical path (in EV plane).
[in]	ptsLeft	List of points of the left lateral path (in EL plane).
[in]	ptsRight	List of points of the right lateral path (in EL plane).

Definition at line 44 of file TYAcousticModel9613Solver.cpp.

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◆ computeCheminReflexion()

void TYAcousticModel9613Solver::computeCheminReflexion	(	const std::deque< TYSIntersection > &	tabIntersect,
		const OSegment3D &	ray,
		const tympan::AcousticSource &	source,
		TYTabChemin9613Solver &	TabChemins,
		double	distance
	)		const

virtual

Compute the list of path generated by reflection on the vertical walls.

Parameters

[in]	tabIntersect	Array of intersections
[in]	ray	A segment describing the acoustic ray.
[in]	source	The acoustic source.
[out]	TabChemins	Paths list of the journey generated by reflection.
[out]	distance	Route (source-receptor) 3D distance

Reimplemented in TYAcousticModel9613Solver2024.

Definition at line 658 of file TYAcousticModel9613Solver.cpp.

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◆ computeCheminSansEcran()

void TYAcousticModel9613Solver::computeCheminSansEcran	(	const std::deque< TYSIntersection > &	tabIntersect,
		const OSegment3D &	rayon,
		const tympan::AcousticSource &	source,
		TYTabChemin9613Solver &	TabChemins,
		double	distance,
		bool	conditionFav = `false`
	)		const

Compute the main path between source and receptor. In 9613 solver, this path includes all attenuation effects, except reflexion one.

Parameters

[in]	tabIntersect	Array of intersections
[in]	rayon	A segment describing the acoustic ray.
[in]	source	The acoustic source.
[in]	conditionFav	True if propagation conditions are DownWard, False else. Not used in 9613Solver.
[out]	TabChemins	Paths list of the journey generated
[out]	distance	Route (source-receptor) 3D distance

Definition at line 248 of file TYAcousticModel9613Solver.cpp.

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◆ computeCheminsAvecEcran()

bool TYAcousticModel9613Solver::computeCheminsAvecEcran	(	const OSegment3D &	rayon,
		const tympan::AcousticSource &	source,
		const TabPoint3D &	pts,
		const bool	vertical,
		TYTabChemin9613Solver &	TabChemins,
		double	distance,
		const bool	left
	)		const

virtual

Compute barrier attenuation effect on the direct path for the considered geometrical path (top, left or right)

Parameters

[in]	rayon	A segment describing the acoustic ray.
[in]	source	The acoustic source.
[in]	pts	The list of points of the journey.
[in]	vertical	boolean to indicate we deal with the vertical plane
[in]	left	boolean to indicate we deal with the lateral left side
[out]	TabChemins	Paths list of the journey
[out]	distance	Route (source-receptor) 3D distance

Returns: true if succeeds; false otherwise.

Definition at line 113 of file TYAcousticModel9613Solver.cpp.

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◆ computeEffectiveBarAttenuation()

OSpectreOctave TYAcousticModel9613Solver::computeEffectiveBarAttenuation	(	const OSpectreOctave &	Abar_top,
		const OSpectreOctave &	Abar_left,
		const OSpectreOctave &	Abar_right
	)

Definition at line 522 of file TYAcousticModel9613Solver.cpp.

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◆ computeGZone()

bool TYAcousticModel9613Solver::computeGZone	(	const OPoint3D &	ptDebut,
		const OPoint3D &	ptFin,
		double &	GZone,
		double &	dpZone,
		const std::deque< TYSIntersection > &	tabIntersect
	)		const

protected

Compute GZone and dpZone for the segment between ptDebut and ptFin.

Parameters

[in]	ptDebut	Starting point of the considered segment
[in]	ptFin	Ending point of the considered segment
[in]	tabIntersect	Array of intersections
[out]	GZone	Ground factor computed for the considered segment
[out]	dpZone	2D distance of the considered segment

Definition at line 540 of file TYAcousticModel9613Solver.cpp.

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◆ computeSegmentEdgesHeights()

bool TYAcousticModel9613Solver::computeSegmentEdgesHeights	(	double &	hauteurA,
		double &	hauteurB,
		const OSegment3D &	meanSlope,
		const OSegment3D &	ray
	)		const

protected

Compute heights relative to real ground, of the edges of a segment.

Parameters

[in]	meanSlope	Mean slope on real ground between segement edges
[in]	ray	Segment whose edges heights are computed
[out]	hauteurA	Height of ray._ptA segment edge
[out]	hauteurB	Height of ray._ptB segment edge

Definition at line 1044 of file TYAcousticModel9613Solver.cpp.

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◆ computeWaveLength()

void TYAcousticModel9613Solver::computeWaveLength ( )

overridevirtual

Compute the wave length for the 9613Solver.

Implements TYAcousticModel.

Definition at line 37 of file TYAcousticModel9613Solver.cpp.

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◆ createChemin()

virtual std::unique_ptr<TYChemin9613Solver> TYAcousticModel9613Solver::createChemin ( ) const

inlineprotectedvirtual

Reimplemented in TYAcousticModel9613Solver2024.

Definition at line 210 of file TYAcousticModel9613Solver.h.

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◆ FRIEND_TEST() [1/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculC3_multiple_diffraction
	)

private

◆ FRIEND_TEST() [2/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculC3_single_diffraction
	)

private

◆ FRIEND_TEST() [3/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculDz_z_negative
	)

private

◆ FRIEND_TEST() [4/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculDz_z_positive
	)

private

◆ FRIEND_TEST() [5/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculK_meteo_d_500_z_1
	)

private

◆ FRIEND_TEST() [6/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculK_meteo_lateral_diffraction
	)

private

◆ FRIEND_TEST() [7/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculK_meteo_z_0
	)

private

◆ FRIEND_TEST() [8/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculK_meteo_z_30
	)

private

◆ FRIEND_TEST() [9/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcousticModel9613Solver	,
		calculZMin
	)

private

◆ FRIEND_TEST() [10/10]

TYAcousticModel9613Solver::FRIEND_TEST	(	test_TYAcoustiModel9613Solver	,
		computeGZone
	)

private

◆ getGroundfactors() [1/2]

bool TYAcousticModel9613Solver::getGroundfactors	(	const std::deque< TYSIntersection > &	tabIntersect,
		const OSegment3D &	ray2D,
		double	hs,
		double	hr,
		double &	Gs,
		double &	Gm,
		double &	Gr
	)		const

Get ground factors for source, middle and receptor zones.

Parameters

[in]	tabIntersect	Array of intersections.
[in]	ray2D	Considered ray projected on horizontal plane.
[in]	hs	Height of the starting edge.
[in]	hr	Height of the ending edge
[out]	Gs	Ground factor of the source zone.
[out]	Gm	Ground factor of the middle zone.
[out]	Gr	Ground factor of the receptor zone.

Returns: bool true if succeeds; false if not.

Definition at line 290 of file TYAcousticModel9613Solver.cpp.

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◆ getGroundfactors() [2/2]

bool TYAcousticModel9613Solver::getGroundfactors	(	const std::deque< TYSIntersection > &	tabIntersectUpSegment,
		const std::deque< TYSIntersection > &	tabIntersectDownSegment,
		const OSegment3D &	SO2D,
		const OSegment3D &	OR2D,
		double	hs,
		double	hr,
		double &	Gs,
		double &	Gm,
		double &	Gr
	)		const

Get ground factors for source, middle and receptor zones for a reflected path.

Parameters

[in]	tabIntersectUpSegment	Array of intersections for segment source to reflexion point.
[in]	tabIntersectDownSegment	Array of intersections for segment reflexion point to receptor.
[in]	SO2D	Ray between source and reflexion point projected on horizontal plane.
[in]	OR2D	Ray between reflexion and receptor point projected on horizontal plane.
[in]	hs	Height of the starting edge.
[in]	hr	Height of the ending edge
[out]	Gs	Ground factor of the source zone.
[out]	Gm	Ground factor of the middle zone.
[out]	Gr	Ground factor of the receptor zone.

Returns: bool true if succeeds; false if not.

Definition at line 363 of file TYAcousticModel9613Solver.cpp.

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◆ getSolver()

TYSolver& TYAcousticModel9613Solver::getSolver ( ) const

inlineoverrideprivatevirtual

Implements TYAcousticModel.

Definition at line 286 of file TYAcousticModel9613Solver.h.

◆ limAttDiffraction()

OSpectreOctave TYAcousticModel9613Solver::limAttDiffraction	(	const OSpectreOctave &	sNC,
		const OSpectreOctave &	C
	)		const

Limit the screen attenuation value with a frequency dependent criteria.

Parameters

sNC	Non corrected spectrum
C

Definition at line 918 of file TYAcousticModel9613Solver.cpp.

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◆ solve()

bool TYAcousticModel9613Solver::solve ( TYTrajet9613Solver & trajet )

Compute the source contributions to the receptor point.

Parameters

trajet Route

Definition at line 950 of file TYAcousticModel9613Solver.cpp.

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Member Data Documentation

◆ _absoNulle

OSpectreOctave TYAcousticModel9613Solver::_absoNulle

private

Definition at line 308 of file TYAcousticModel9613Solver.h.

◆ _lambda

OSpectreOctave TYAcousticModel9613Solver::_lambda

protected

Definition at line 292 of file TYAcousticModel9613Solver.h.

◆ _solver

TYSolver9613Solver& TYAcousticModel9613Solver::_solver

protected

Reference to the solver.

Definition at line 294 of file TYAcousticModel9613Solver.h.

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

/home/docs/checkouts/readthedocs.org/user_builds/code-tympan/checkouts/issue_952/Tympan/solvers/9613/9613Solver/TYAcousticModel9613Solver.h
/home/docs/checkouts/readthedocs.org/user_builds/code-tympan/checkouts/issue_952/Tympan/solvers/9613/9613Solver/TYAcousticModel9613Solver.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ TYAcousticModel9613Solver()

Member Function Documentation

◆ addGroundSteps()

◆ calculAttDiffraction()

◆ calculC3()

◆ calculDz()

◆ calculKmeteo()

◆ calculZMin()

◆ compute()

◆ computeCheminReflexion()

◆ computeCheminSansEcran()

◆ computeCheminsAvecEcran()

◆ computeEffectiveBarAttenuation()

◆ computeGZone()

◆ computeSegmentEdgesHeights()

◆ computeWaveLength()

◆ createChemin()

◆ FRIEND_TEST() [1/10]

◆ FRIEND_TEST() [2/10]

◆ FRIEND_TEST() [3/10]

◆ FRIEND_TEST() [4/10]

◆ FRIEND_TEST() [5/10]

◆ FRIEND_TEST() [6/10]

◆ FRIEND_TEST() [7/10]

◆ FRIEND_TEST() [8/10]

◆ FRIEND_TEST() [9/10]

◆ FRIEND_TEST() [10/10]

◆ getGroundfactors() [1/2]

◆ getGroundfactors() [2/2]

◆ getSolver()

◆ limAttDiffraction()

◆ solve()

Member Data Documentation

◆ _absoNulle

◆ _lambda

◆ _solver