libBornAgainResample.i

// ************************************************************************** //
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      Wrap/Swig/libBornAgainResample.i
//! @brief     SWIG interface file for libBornAgainResample
//!
//!            Configuration is done in Resample/CMakeLists.txt
//!
//! @homepage  http://apps.jcns.fz-juelich.de/BornAgain
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2013
//! @authors   Scientific Computing Group at MLZ Garching
//! @authors   C. Durniak, G. Pospelov, W. Van Herck, J. Wuttke
//
// ************************************************************************** //

%module(directors="1", moduleimport="import $module") "libBornAgainResample"

%include "commons.i"

%include "../../auto/Wrap/doxygenResample.i"

%{
#include "Resample/Options/SimulationOptions.h"
%}

%include "Resample/Options/SimulationOptions.h"

%include "ignoreBase.i"
%include "ignoreSample.i"

%import(module="libBornAgainFit") ""

// Propagate python exceptions (from https://stackoverflow.com/questions/4811492)
%feature("director:except") {
    if( $error != NULL ) {
        PyObject *ptype, *pvalue, *ptraceback;
        PyErr_Fetch( &ptype, &pvalue, &ptraceback );
        PyErr_Restore( ptype, pvalue, ptraceback );
        PyErr_Print();
        Py_Exit(1);
    }
}

%{
#include "BAVersion.h"
#include "Base/Vector/Vectors3D.h"
#include "Resample/Swig/MultiLayerFuncs.h"
%}

// The following goes verbatim from libBornAgainCore.i to libBornAgainCore_wrap.cxx.
// Note that the order matters, as base classes must be included before derived classes.

%include "fromBase.i"

%include "fromParam.i"

%import(module="libBornAgainSample") "Sample/Scattering/ISampleNode.h"
%import(module="libBornAgainSample") "Sample/Scattering/IFormFactor.h"
%import(module="libBornAgainSample") "Sample/Scattering/IBornFF.h"

%include "BAVersion.h"
%include "Resample/Swig/MultiLayerFuncs.h"

%extend Vec3<double> {
    Vec3<double> __add__(const Vec3<double>& rhs) const {
        return *($self) + rhs; }
    Vec3<double> __mul__(double c) const {
        return c * *($self); }
    Vec3<double> __rmul__(double c) const {
        return *($self) * c; }
    Vec3<double> __neg__() const {
        return - *($self); }
};

%pythoncode %{
    def materialProfile(multilayer, n_points=400, z_min=None, z_max=None):
        """
        Creates a material profile from the given multilayer. If no limits are given,
        it will provide sensible default values, considering the included particles and
        interface roughnesses.
        :param multilayer: bornagain.MultiLayer object
        :param n_points: number of points to generate
        :param z_min: starting value for z
        :param z_max: ending value for z
        :return: numpy arrays containing z positions and the complex material values in those positions
        """
        def_z_min, def_z_max = defaultMaterialProfileLimits(multilayer)
        z_min = def_z_min if z_min is None else z_min
        z_max = def_z_max if z_max is None else z_max
        z_points = generateZValues(n_points, z_min, z_max)
        material_values = materialProfileSLD(multilayer, n_points, z_min, z_max)
        return (z_points, material_values)
%}