Package org.noise_planet.noisemodelling.pathfinder.utils.geometry

Class CurvedProfileGenerator

java.lang.Object

org.noise_planet.noisemodelling.pathfinder.utils.geometry.CurvedProfileGenerator

public class CurvedProfileGenerator
extends Object

Generate a curved profile (favourable propagation conditions) from a coordinate list and two endpoints (source and receiver) Based on: Salomons, E., Van Maercke, D., Defrance, J.,&De Roo, F. (2011). The Harmonoise sound propagation model. Acta acustica united with acustica, 97(1), 62-74.

Author:

Pierre Aumond

Constructor Summary

Constructors

Constructor	Description
CurvedProfileGenerator()

Method Summary

Modifier and Type	Method	Description
static List<CutPoint>	applyTransformation(List<CutPoint> flatProfile, boolean inversed)	Salomons, E., Van Maercke, D., Defrance, J.,&De Roo, F. (2011).
static org.locationtech.jts.geom.Coordinate[]	applyTransformation(org.locationtech.jts.geom.Coordinate cs, org.locationtech.jts.geom.Coordinate cr, org.locationtech.jts.geom.Coordinate[] flatProfile, boolean inverse)	Salomons, E., Van Maercke, D., Defrance, J.,&De Roo, F. (2011).
static double	toCurve(double mn, double d)	Eq.2.5.24 and Eq. 2.5.25

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CurvedProfileGenerator

public CurvedProfileGenerator()

Method Details

toCurve

public static double toCurve(double mn,
 double d)

Eq.2.5.24 and Eq. 2.5.25

Parameters:

mn - Length of ray

d - Distance between source and receiver

Returns:

Length of curved ray

applyTransformation

public static List<CutPoint> applyTransformation(List<CutPoint> flatProfile,
 boolean inversed)

Salomons, E., Van Maercke, D., Defrance, J.,&De Roo, F. (2011). The Harmonoise sound propagation model. Acta acustica united with acustica, 97(1), 62-74.

Parameters:

flatProfile -

Returns:

applyTransformation

public static org.locationtech.jts.geom.Coordinate[] applyTransformation(org.locationtech.jts.geom.Coordinate cs,
 org.locationtech.jts.geom.Coordinate cr,
 org.locationtech.jts.geom.Coordinate[] flatProfile,
 boolean inverse)

Salomons, E., Van Maercke, D., Defrance, J.,&De Roo, F. (2011). The Harmonoise sound propagation model. Acta acustica united with acustica, 97(1), 62-74.

Parameters:

cs - Source coordinate

cr - Receiver coordinate

flatProfile - Array of coordinates representing the flat profile (should be discretized with segments distance < 50 m)

inverse - If true, apply the inverse transformation (from curved to flat)

Returns:

Array of coordinates representing the curved profile