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.
All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Pages
buffer_core_interface.h
Go to the documentation of this file.
1 // Copyright 2019, Open Source Robotics Foundation, Inc. All rights reserved.
2 //
3 // Redistribution and use in source and binary forms, with or without
4 // modification, are permitted provided that the following conditions are met:
5 //
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 //
9 // * Redistributions in binary form must reproduce the above copyright
10 // notice, this list of conditions and the following disclaimer in the
11 // documentation and/or other materials provided with the distribution.
12 //
13 // * Neither the name of the Open Source Robotics Foundation nor the names of its
14 // contributors may be used to endorse or promote products derived from
15 // this software without specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 // POSSIBILITY OF SUCH DAMAGE.
28 #ifndef TF2__BUFFER_CORE_INTERFACE_H_
29 #define TF2__BUFFER_CORE_INTERFACE_H_
30 
31 #include <string>
32 #include <vector>
33 
34 #include "geometry_msgs/msg/transform_stamped.hpp"
35 
36 #include "tf2/time.h"
37 #include "tf2/visibility_control.h"
38 
39 namespace tf2
40 {
41 
49 {
50 public:
52  virtual
53  ~BufferCoreInterface() = default;
54 
59  virtual void
60  clear() = 0;
61 
70  virtual geometry_msgs::msg::TransformStamped
72  const std::string & target_frame,
73  const std::string & source_frame,
74  const tf2::TimePoint & time) const = 0;
75 
87  virtual geometry_msgs::msg::TransformStamped
89  const std::string & target_frame,
90  const tf2::TimePoint & target_time,
91  const std::string & source_frame,
92  const tf2::TimePoint & source_time,
93  const std::string & fixed_frame) const = 0;
94 
104  TF2_PUBLIC
105  virtual bool
106  canTransform(
107  const std::string & target_frame,
108  const std::string & source_frame,
109  const tf2::TimePoint & time,
110  std::string * error_msg) const = 0;
111 
123  TF2_PUBLIC
124  virtual bool
125  canTransform(
126  const std::string & target_frame,
127  const tf2::TimePoint & target_time,
128  const std::string & source_frame,
129  const tf2::TimePoint & source_time,
130  const std::string & fixed_frame,
131  std::string * error_msg) const = 0;
132 
137  TF2_PUBLIC
139  getAllFrameNames() const = 0;
140 }; // class BufferCoreInterface
141 
142 } // namespace tf2
143 
144 #endif // TF2__BUFFER_CORE_INTERFACE_H_
std::string
std::vector< std::string >
tf2::BufferCoreInterface
Interface for providing coordinate transforms between any two frames in a system.
Definition: buffer_core_interface.h:48
tf2::BufferCoreInterface::getAllFrameNames
virtual std::vector< std::string > getAllFrameNames() const =0
Get all frames that exist in the system.
time.h
tf2::BufferCoreInterface::canTransform
virtual bool canTransform(const std::string &target_frame, const std::string &source_frame, const tf2::TimePoint &time, std::string *error_msg) const =0
Test if a transform is possible.
std::chrono::time_point< std::chrono::system_clock, Duration >
tf2::BufferCoreInterface::clear
virtual void clear()=0
Clear internal state data.
visibility_control.h
tf2::BufferCoreInterface::lookupTransform
virtual geometry_msgs::msg::TransformStamped lookupTransform(const std::string &target_frame, const std::string &source_frame, const tf2::TimePoint &time) const =0
Get the transform between two frames by frame ID.
tf2
Definition: buffer_core.h:53
TF2_PUBLIC
#define TF2_PUBLIC
Definition: visibility_control.h:57
tf2::BufferCoreInterface::~BufferCoreInterface
virtual ~BufferCoreInterface()=default