2 # NEPI, a framework to manage network experiments
3 # Copyright (C) 2014 INRIA
5 # This program is free software: you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License version 2 as
7 # published by the Free Software Foundation;
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
18 from nepi.execution.attribute import Attribute, Flags, Types
19 from nepi.execution.trace import Trace, TraceAttr
20 from nepi.execution.resource import ResourceManager, clsinit_copy, \
22 from nepi.resources.ns3.ns3mobilitymodel import NS3BaseMobilityModel
25 class NS3GaussMarkovMobilityModel(NS3BaseMobilityModel):
26 _rtype = "ns3::GaussMarkovMobilityModel"
29 def _register_attributes(cls):
31 attr_bounds = Attribute("Bounds",
32 "Bounds of the area to cruise.",
34 default = "-100|100|-100|100|0|100",
37 flags = Flags.Reserved | Flags.Construct)
39 cls._register_attribute(attr_bounds)
41 attr_timestep = Attribute("TimeStep",
42 "Change current direction and speed after moving for this time.",
44 default = "+1000000000.0ns",
47 flags = Flags.Reserved | Flags.Construct)
49 cls._register_attribute(attr_timestep)
51 attr_alpha = Attribute("Alpha",
52 "A constant representing the tunable parameter in the Gauss-Markov model.",
57 flags = Flags.Reserved | Flags.Construct)
59 cls._register_attribute(attr_alpha)
61 attr_meanvelocity = Attribute("MeanVelocity",
62 "A random variable used to assign the average velocity.",
64 default = "ns3::UniformRandomVariable[Min=0.0|Max=1.0]",
67 flags = Flags.Reserved | Flags.Construct)
69 cls._register_attribute(attr_meanvelocity)
71 attr_meandirection = Attribute("MeanDirection",
72 "A random variable used to assign the average direction.",
74 default = "ns3::UniformRandomVariable[Min=0.0|Max=6.283185307]",
77 flags = Flags.Reserved | Flags.Construct)
79 cls._register_attribute(attr_meandirection)
81 attr_meanpitch = Attribute("MeanPitch",
82 "A random variable used to assign the average pitch.",
84 default = "ns3::ConstantRandomVariable[Constant=0.0]",
87 flags = Flags.Reserved | Flags.Construct)
89 cls._register_attribute(attr_meanpitch)
91 attr_normalvelocity = Attribute("NormalVelocity",
92 "A gaussian random variable used to calculate the next velocity value.",
94 default = "ns3::NormalRandomVariable[Mean=0.0|Variance=1.0|Bound=10.0]",
97 flags = Flags.Reserved | Flags.Construct)
99 cls._register_attribute(attr_normalvelocity)
101 attr_normaldirection = Attribute("NormalDirection",
102 "A gaussian random variable used to calculate the next direction value.",
104 default = "ns3::NormalRandomVariable[Mean=0.0|Variance=1.0|Bound=10.0]",
107 flags = Flags.Reserved | Flags.Construct)
109 cls._register_attribute(attr_normaldirection)
111 attr_normalpitch = Attribute("NormalPitch",
112 "A gaussian random variable used to calculate the next pitch value.",
114 default = "ns3::NormalRandomVariable[Mean=0.0|Variance=1.0|Bound=10.0]",
117 flags = Flags.Reserved | Flags.Construct)
119 cls._register_attribute(attr_normalpitch)
121 attr_position = Attribute("Position",
122 "The current position of the mobility model.",
127 flags = Flags.Reserved)
129 cls._register_attribute(attr_position)
131 attr_velocity = Attribute("Velocity",
132 "The current velocity of the mobility model.",
137 flags = Flags.Reserved | Flags.NoWrite)
139 cls._register_attribute(attr_velocity)
144 def _register_traces(cls):
146 coursechange = Trace("CourseChange", "The value of the position and/or velocity vector changed")
148 cls._register_trace(coursechange)
152 def __init__(self, ec, guid):
153 super(NS3GaussMarkovMobilityModel, self).__init__(ec, guid)
154 self._home = "ns3-gauss-markov-mobility-model-%s" % self.guid