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Message #21098
Re: std::vector SWIG typemaps
On Saturday January 29 2011 12:14:36 Garth N. Wells wrote:
> Do we still have std::vector<uint> SWIG typemaps, or were they removed?
I am cleaning up some of the standalone typemaps we have now, putting them
into a macro. However we need to have a convention for how these are passed.
For now:
std::vector<PRIMITIVE>& values
will generate an argout typemap, and
const std::vector<PRIMITIVE>& values
will generate an in typemap.
Both of them need to be instantiated calling the macro at the end of
std_vector_typemaps.i. They all map a NumPy array to/from a std::vector.
I see that the color_type vector is not a const reference and the typemap will
not kick in. Is the rationale for this that it is small, (only size 3). Maybee
this should be mapped to a tuple instead in Python? We have a similare logic
logic for the pass by value typemap for Expression(std::vector<uint>
value_shape), which here maps to a list (not a tuple...).
It makes sense to add a typemap macro for pass by value std::vectors, that
maps to an iterable in Python.
Johan
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