tf2
master
tf2 maintains the relationship between coordinate frames in a tree structure buffered in time, and lets the user transform points, vectors, etc between any two coordinate frames at any desired point in time.
|
A class to keep a sorted linked list in time This builds and maintains a list of timestamped data. And provides lookup functions to get data out as a function of time. More...
#include <time_cache.h>
Public Member Functions | |
TimeCache (tf2::Duration max_storage_time=TIMECACHE_DEFAULT_MAX_STORAGE_TIME) | |
virtual bool | getData (TimePoint time, TransformStorage &data_out, std::string *error_str=0) |
Virtual methods. More... | |
virtual bool | insertData (const TransformStorage &new_data) |
Insert data into the cache. More... | |
virtual void | clearList () |
Clear the list of stored values. More... | |
virtual CompactFrameID | getParent (TimePoint time, std::string *error_str) |
Retrieve the parent at a specific time. More... | |
virtual P_TimeAndFrameID | getLatestTimeAndParent () |
Get the latest time stored in this cache, and the parent associated with it. Returns parent = 0 if no data. More... | |
virtual unsigned int | getListLength () |
Debugging information methods. More... | |
virtual TimePoint | getLatestTimestamp () |
Get the latest timestamp cached. More... | |
virtual TimePoint | getOldestTimestamp () |
Get the oldest timestamp cached. More... | |
Public Member Functions inherited from tf2::TimeCacheInterface | |
virtual | ~TimeCacheInterface ()=default |
Static Public Attributes | |
static const int | MIN_INTERPOLATION_DISTANCE = 5 |
Number of nano-seconds to not interpolate below. More... | |
static const unsigned int | MAX_LENGTH_LINKED_LIST = 1000000 |
Maximum length of linked list, to make sure not to be able to use unlimited memory. More... | |
A class to keep a sorted linked list in time This builds and maintains a list of timestamped data. And provides lookup functions to get data out as a function of time.
tf2::TimeCache::TimeCache | ( | tf2::Duration | max_storage_time = TIMECACHE_DEFAULT_MAX_STORAGE_TIME | ) |
|
virtual |
Virtual methods.
Implements tf2::TimeCacheInterface.
|
virtual |
Insert data into the cache.
Implements tf2::TimeCacheInterface.
|
virtual |
Clear the list of stored values.
Implements tf2::TimeCacheInterface.
|
virtual |
Retrieve the parent at a specific time.
Implements tf2::TimeCacheInterface.
|
virtual |
Get the latest time stored in this cache, and the parent associated with it. Returns parent = 0 if no data.
Implements tf2::TimeCacheInterface.
|
virtual |
Debugging information methods.
Implements tf2::TimeCacheInterface.
|
virtual |
Get the latest timestamp cached.
Implements tf2::TimeCacheInterface.
|
virtual |
Get the oldest timestamp cached.
Implements tf2::TimeCacheInterface.
|
static |
Number of nano-seconds to not interpolate below.
|
static |
Maximum length of linked list, to make sure not to be able to use unlimited memory.