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release/4.3a0
Fan Jiang 2021-05-21 19:27:46 -04:00
parent 7de3714d54
commit 0e44261b1e
2 changed files with 24 additions and 4 deletions
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12
python/gtsam/preamble.h
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@ -1,5 +1,13 @@
// Please refer to: https://pybind11.readthedocs.io/en/stable/advanced/cast/stl.html
// These are required to save one copy operation on Python calls
/* Please refer to: https://pybind11.readthedocs.io/en/stable/advanced/cast/stl.html
* These are required to save one copy operation on Python calls.
*
* NOTES
* =================
*
* `PYBIND11_MAKE_OPAQUE` will mark the type as "opaque" for the pybind11 automatic STL binding,
* such that the raw objects can be accessed in Python. Without this they will be automatically
* converted to a Python object, and all mutations on Python side will not be reflected on C++.
*/
#ifdef GTSAM_ALLOCATOR_TBB
PYBIND11_MAKE_OPAQUE(std::vector<gtsam::Key, tbb::tbb_allocator<gtsam::Key>>);
#else

16
python/gtsam/specializations.h
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@ -1,5 +1,17 @@
// Please refer to: https://pybind11.readthedocs.io/en/stable/advanced/cast/stl.html
// These are required to save one copy operation on Python calls
/* Please refer to: https://pybind11.readthedocs.io/en/stable/advanced/cast/stl.html
* These are required to save one copy operation on Python calls.
*
* NOTES
* =================
*
* `PYBIND11_MAKE_OPAQUE` will mark the type as "opaque" for the pybind11 automatic STL binding,
* such that the raw objects can be accessed in Python. Without this they will be automatically
* converted to a Python object, and all mutations on Python side will not be reflected on C++.
*
* `py::bind_vector` and similar machinery gives the std container a Python-like interface, but
* without the `<pybind11/stl.h>` copying mechanism. Combined with `PYBIND11_MAKE_OPAQUE` this
* allows the types to be modified with Python, and saves one copy operation.
*/
#ifdef GTSAM_ALLOCATOR_TBB
py::bind_vector<std::vector<gtsam::Key, tbb::tbb_allocator<gtsam::Key> > >(m_, "KeyVector");
py::implicitly_convertible<py::list, std::vector<gtsam::Key, tbb::tbb_allocator<gtsam::Key> > >();