Public Member Functions | Protected Member Functions | Protected Attributes | Private Member Functions | List of all members
filters::FilterBase< T > Class Template Referenceabstract

A Base filter class to provide a standard interface for all filters. More...

#include <filter_base.h>

Inheritance diagram for filters::FilterBase< T >:
Inheritance graph
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Public Member Functions

bool configure (const std::string &param_name, ros::NodeHandle node_handle=ros::NodeHandle())
 Configure the filter from the parameter server. More...
 
bool configure (XmlRpc::XmlRpcValue &config)
 The public method to configure a filter from XML. More...
 
 FilterBase ()
 Default constructor used by Filter Factories. More...
 
const std::string & getName ()
 Get the name of the filter as a string. More...
 
std::string getType ()
 Get the type of the filter as a string. More...
 
virtual bool update (const T &data_in, T &data_out)=0
 Update the filter and return the data seperately This is an inefficient way to do this and can be overridden in the derived class. More...
 
virtual ~FilterBase ()
 Virtual Destructor. More...
 

Protected Member Functions

virtual bool configure ()=0
 Pure virtual function for the sub class to configure the filter This function must be implemented in the derived class. More...
 
bool getParam (const std::string &name, std::string &value)
 Get a filter parameter as a string. More...
 
bool getParam (const std::string &name, bool &value)
 Get a filter parameter as a boolean. More...
 
bool getParam (const std::string &name, double &value)
 Get a filter parameter as a double. More...
 
bool getParam (const std::string &name, int &value)
 Get a filter parameter as a int. More...
 
bool getParam (const std::string &name, unsigned int &value)
 Get a filter parameter as an unsigned int. More...
 
bool getParam (const std::string &name, std::vector< double > &value)
 Get a filter parameter as a std::vector<double> More...
 
bool getParam (const std::string &name, std::vector< std::string > &value)
 Get a filter parameter as a std::vector<string> More...
 
bool getParam (const std::string &name, XmlRpc::XmlRpcValue &value)
 Get a filter parameter as a XmlRpcValue. More...
 
bool loadConfiguration (XmlRpc::XmlRpcValue &config)
 

Protected Attributes

bool configured_
 Whether the filter has been configured. More...
 
std::string filter_name_
 The name of the filter. More...
 
std::string filter_type_
 The type of the filter (Used by FilterChain for Factory construction) More...
 
string_map_t params_
 Storage of the parsed xml parameters. More...
 

Private Member Functions

bool setNameAndType (XmlRpc::XmlRpcValue &config)
 Set the name and type of the filter from the parameter server. More...
 

Detailed Description

template<typename T>
class filters::FilterBase< T >

A Base filter class to provide a standard interface for all filters.

Definition at line 50 of file filter_base.h.

Constructor & Destructor Documentation

template<typename T>
filters::FilterBase< T >::FilterBase ( )
inline

Default constructor used by Filter Factories.

Definition at line 55 of file filter_base.h.

template<typename T>
virtual filters::FilterBase< T >::~FilterBase ( )
inlinevirtual

Virtual Destructor.

Definition at line 59 of file filter_base.h.

Member Function Documentation

template<typename T>
bool filters::FilterBase< T >::configure ( const std::string &  param_name,
ros::NodeHandle  node_handle = ros::NodeHandle() 
)
inline

Configure the filter from the parameter server.

Parameters
Theparameter from which to read the configuration
node_handleThe optional node handle, useful if operating in a different namespace.

Definition at line 65 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::configure ( XmlRpc::XmlRpcValue config)
inline

The public method to configure a filter from XML.

Parameters
configThe XmlRpcValue from which the filter should be initialized

Definition at line 80 of file filter_base.h.

template<typename T>
virtual bool filters::FilterBase< T >::configure ( )
protectedpure virtual
template<typename T>
const std::string& filters::FilterBase< T >::getName ( )
inline

Get the name of the filter as a string.

Definition at line 106 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
std::string &  value 
)
inlineprotected

Get a filter parameter as a string.

Parameters
nameThe name of the parameter
valueThe string to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 121 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
bool &  value 
)
inlineprotected

Get a filter parameter as a boolean.

Parameters
nameThe name of the parameter
valueThe boolean to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 142 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
double &  value 
)
inlineprotected

Get a filter parameter as a double.

Parameters
nameThe name of the parameter
valueThe double to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 163 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
int &  value 
)
inlineprotected

Get a filter parameter as a int.

Parameters
nameThe name of the parameter
valueThe int to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 184 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
unsigned int &  value 
)
inlineprotected

Get a filter parameter as an unsigned int.

Parameters
nameThe name of the parameter
valueThe int to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 205 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
std::vector< double > &  value 
)
inlineprotected

Get a filter parameter as a std::vector<double>

Parameters
nameThe name of the parameter
valueThe std::vector<double> to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 220 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
std::vector< std::string > &  value 
)
inlineprotected

Get a filter parameter as a std::vector<string>

Parameters
nameThe name of the parameter
valueThe std::vector<sgring> to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 254 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::getParam ( const std::string &  name,
XmlRpc::XmlRpcValue value 
)
inlineprotected

Get a filter parameter as a XmlRpcValue.

Parameters
nameThe name of the parameter
valueThe XmlRpcValue to set with the value
Returns
Whether or not the parameter of name/type was set

Definition at line 287 of file filter_base.h.

template<typename T>
std::string filters::FilterBase< T >::getType ( )
inline

Get the type of the filter as a string.

Definition at line 103 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::loadConfiguration ( XmlRpc::XmlRpcValue config)
inlineprotected

Definition at line 338 of file filter_base.h.

template<typename T>
bool filters::FilterBase< T >::setNameAndType ( XmlRpc::XmlRpcValue config)
inlineprivate

Set the name and type of the filter from the parameter server.

Parameters
param_nameThe parameter from which to read

Definition at line 313 of file filter_base.h.

template<typename T>
virtual bool filters::FilterBase< T >::update ( const T &  data_in,
T &  data_out 
)
pure virtual

Update the filter and return the data seperately This is an inefficient way to do this and can be overridden in the derived class.

Parameters
data_inA reference to the data to be input to the filter
data_outA reference to the data output location

Implemented in filters::MultiChannelFilterBase< T >, filters::MedianFilter< T >, filters::SingleChannelTransferFunctionFilter< T >, filters::MeanFilter< T >, filters::ParamTest< T >, and filters::IncrementFilter< T >.

Member Data Documentation

template<typename T>
bool filters::FilterBase< T >::configured_
protected

Whether the filter has been configured.

Definition at line 304 of file filter_base.h.

template<typename T>
std::string filters::FilterBase< T >::filter_name_
protected

The name of the filter.

Definition at line 300 of file filter_base.h.

template<typename T>
std::string filters::FilterBase< T >::filter_type_
protected

The type of the filter (Used by FilterChain for Factory construction)

Definition at line 302 of file filter_base.h.

template<typename T>
string_map_t filters::FilterBase< T >::params_
protected

Storage of the parsed xml parameters.

Definition at line 307 of file filter_base.h.


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


filters
Author(s):
autogenerated on Mon Jun 10 2019 13:15:08