LinearMobility

Package: inet.mobility.single

LinearMobility

simple module

This is a linear mobility model with speed, angle and acceleration parameters. Angle only changes when the mobile node hits a wall: then it reflects off the wall at the same angle.

Author: Emin Ilker Cetinbas

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Extends

Name Type Description
MovingMobilityBase simple module

Abstract base module for mobility models.

Parameters

Name Type Default value Description
subjectModule string "^"

module path which determines the subject module, the motion of which this mobility model describes, the default value is the parent module

coordinateSystemModule string ""

module path of the geographic coordinate system module

displayStringTextFormat string "p: %p\nv: %v"

format string for the mobility module's display string text

updateDisplayString bool true

enables continuous update of the subject module's position via modifying its display string

constraintAreaMinX double -inf m

min x position of the constraint area, unconstrained by default (negative infinity)

constraintAreaMinY double -inf m

min y position of the constraint area, unconstrained by default (negative infinity)

constraintAreaMinZ double -inf m

min z position of the constraint area, unconstrained by default (negative infinity)

constraintAreaMaxX double inf m

max x position of the constraint area, unconstrained by default (positive infinity)

constraintAreaMaxY double inf m

max y position of the constraint area, unconstrained by default (positive infinity)

constraintAreaMaxZ double inf m

max z position of the constraint area, unconstrained by default (positive infinity)

updateInterval double 0.1s

the simulation time interval used to regularly signal mobility state changes and update the display

faceForward bool true
initialX double uniform(this.constraintAreaMinX, this.constraintAreaMaxX)
initialY double uniform(this.constraintAreaMinY, this.constraintAreaMaxY)
initialZ double nanToZero(uniform(this.constraintAreaMinZ, this.constraintAreaMaxZ))
initFromDisplayString bool true

enables one time initialization from the subject module's display string

speed double 0mps

speed of the host

initialMovementHeading double uniform(0deg, 360deg)
initialMovementElevation double 0deg

Properties

Name Value Description
display i=block/cogwheel
class LinearMobility

Signals

Name Type Unit
mobilityStateChanged inet::MobilityBase

Scheduled messages (observed)

msgkindctrltagsmsgnamecontext
omnetpp::cMessage0move

Direct method calls (observed)

call tofunctioninfo
AttachedMobilityinet::AttachedMobility::receiveSignalmobilityStateChanged
SuperpositioningMobilityinet::SuperpositioningMobility::receiveSignalmobilityStateChanged

Source code

//
// This is a linear mobility model with speed, angle and acceleration parameters.
// Angle only changes when the mobile node hits a wall: then it reflects
// off the wall at the same angle.
//
// @author Emin Ilker Cetinbas
//
simple LinearMobility extends MovingMobilityBase
{
    parameters:
        double initialX @unit(m) = default(uniform(this.constraintAreaMinX, this.constraintAreaMaxX));
        double initialY @unit(m) = default(uniform(this.constraintAreaMinY, this.constraintAreaMaxY));
        double initialZ @unit(m) = default(nanToZero(uniform(this.constraintAreaMinZ, this.constraintAreaMaxZ)));
        bool initFromDisplayString = default(true); // enables one time initialization from the subject module's display string
        double speed @unit(mps) = default(0mps); // speed of the host
        double initialMovementHeading @unit(deg) = default(uniform(0deg, 360deg));
        double initialMovementElevation @unit(deg) = default(0deg);
        @class(LinearMobility);
}

File: src/inet/mobility/single/LinearMobility.ned