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Noise.hh
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1/*
2 * Copyright 2019 Open Source Robotics Foundation
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *
16 */
17#ifndef SDF_NOISE_HH_
18#define SDF_NOISE_HH_
19
20#include <gz/utils/ImplPtr.hh>
21#include <sdf/Error.hh>
22#include <sdf/Element.hh>
23#include <sdf/sdf_config.h>
24
25namespace sdf
26{
27 // Inline bracke to help doxygen filtering.
28 inline namespace SDF_VERSION_NAMESPACE {
31 enum class NoiseType
32 {
34 NONE = 0,
35
38 GAUSSIAN = 1,
39
42 };
43
48 {
50 public: Noise();
51
55 public: bool operator==(const Noise &_noise) const;
56
60 public: bool operator!=(const Noise &_noise) const;
61
68 public: Errors Load(ElementPtr _sdf);
69
72 public: NoiseType Type() const;
73
76 public: void SetType(NoiseType _type);
77
82 public: double Mean() const;
83
88 public: void SetMean(double _mean);
89
94 public: double StdDev() const;
95
100 public: void SetStdDev(double _stddev);
101
106 public: double BiasMean() const;
107
112 public: void SetBiasMean(double _bias);
113
118 public: double BiasStdDev() const;
119
125 public: void SetBiasStdDev(double _bias);
126
130 public: double Precision() const;
131
135 public: void SetPrecision(double _precision);
136
140 public: double DynamicBiasStdDev() const;
141
145 public: void SetDynamicBiasStdDev(double _stddev);
146
150 public: double DynamicBiasCorrelationTime() const;
151
157 public: void SetDynamicBiasCorrelationTime(double _time);
158
163 public: sdf::ElementPtr Element() const;
164
170 public: sdf::ElementPtr ToElement() const;
171
178 public: sdf::ElementPtr ToElement(sdf::Errors &_errors) const;
179
181 GZ_UTILS_IMPL_PTR(dataPtr)
182 };
183 }
184}
185#endif
The Noise class contains information about a noise model, such as a Gaussian distribution.
Definition Noise.hh:48
void SetMean(double _mean)
Set the mean of the Gaussian distribution from which noise values are drawn.
double Mean() const
Get the mean of the Gaussian distribution from which noise values are drawn.
double BiasStdDev() const
Get the standard deviation of the Gaussian distribution from which bias values are drawn.
Noise()
Default constructor.
void SetDynamicBiasCorrelationTime(double _time)
For type "gaussian*", set the correlation time in seconds of the noise used to drive a process to mod...
sdf::ElementPtr ToElement(sdf::Errors &_errors) const
Create and return an SDF element filled with data from this noise.
void SetDynamicBiasStdDev(double _stddev)
For type "gaussian*", set the standard deviation of the noise used to drive a process to model slow v...
Errors Load(ElementPtr _sdf)
Load the noise based on a element pointer.
sdf::ElementPtr Element() const
Get a pointer to the SDF element that was used during load.
bool operator!=(const Noise &_noise) const
Return true the Noise objects do not contain the same values.
double DynamicBiasStdDev() const
For type "gaussian*", get the standard deviation of the noise used to drive a process to model slow v...
NoiseType Type() const
Get the type of noise.
void SetStdDev(double _stddev)
Set the standard deviation of the Gaussian distribution from which noise values are drawn.
double DynamicBiasCorrelationTime() const
For type "gaussian*", get the correlation time of the noise used to drive a process to model slow var...
void SetPrecision(double _precision)
For type "gaussian_quantized", set the precision of output signals.
bool operator==(const Noise &_noise) const
Return true if both Noise objects contain the same values.
double StdDev() const
Get the standard deviation of the Gaussian distribution from which noise values are drawn.
sdf::ElementPtr ToElement() const
Create and return an SDF element filled with data from this noise.
void SetBiasStdDev(double _bias)
Set the standard deviation of the Gaussian distribution from which bias values are drawn.
void SetType(NoiseType _type)
Set the type of noise.
double Precision() const
For type "gaussian_quantized", get the precision of output signals.
double BiasMean() const
Get the mean of the Gaussian distribution from which bias values are drawn.
void SetBiasMean(double _bias)
Set the mean of the Gaussian distribution from which bias values are drawn.
std::vector< Error > Errors
A vector of Error.
Definition Types.hh:81
NoiseType
The set of noise types.
Definition Noise.hh:32
@ GAUSSIAN
Draw noise values independently for each measurement from a Gaussian distribution.
@ GAUSSIAN_QUANTIZED
Gaussian noise plus quantization of outputs (ie. rounding).
std::shared_ptr< Element > ElementPtr
Definition Element.hh:55
namespace for Simulation Description Format parser
Definition Actor.hh:35
#define SDFORMAT_VISIBLE
Use to represent "symbol visible" if supported.
Definition system_util.hh:25