source: sasview/sansmodels/src/sans/models/c_models/CLamellarPSHGModel.cpp @ 44fa116

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload
Last change on this file since 44fa116 was 35aface, checked in by Jae Cho <jhjcho@…>, 14 years ago

addede new models and attr. non_fittable
  • Property mode set to 100644
File size: 23.6 KB
RevLine 
[27a0771]1/**
2        This software was developed by the University of Tennessee as part of the
3        Distributed Data Analysis of Neutron Scattering Experiments (DANSE)
4        project funded by the US National Science Foundation.
5
6        If you use DANSE applications to do scientific research that leads to
7        publication, we ask that you acknowledge the use of the software with the
8        following sentence:
9
10        "This work benefited from DANSE software developed under NSF award DMR-0520547."
11
12        copyright 2008, University of Tennessee
13 */
14
15/** CLamellarPSHGModel
16 *
17 * C extension
18 *
19 * WARNING: THIS FILE WAS GENERATED BY WRAPPERGENERATOR.PY
20 *          DO NOT MODIFY THIS FILE, MODIFY lamellarPS_HG.h
21 *          AND RE-RUN THE GENERATOR SCRIPT
22 *
23 */
[a8d6888]24#define NO_IMPORT_ARRAY
25#define PY_ARRAY_UNIQUE_SYMBOL PyArray_API_sans
[27a0771]26 
27extern "C" {
28#include <Python.h>
[a8d6888]29#include <arrayobject.h>
[27a0771]30#include "structmember.h"
31#include <stdio.h>
32#include <stdlib.h>
33#include <math.h>
34#include <time.h>
35#include "lamellarPS_HG.h"
36}
37
38#include "models.hh"
39#include "dispersion_visitor.hh"
40
41/// Error object for raised exceptions
42static PyObject * CLamellarPSHGModelError = NULL;
43
44
45// Class definition
46typedef struct {
47    PyObject_HEAD
48    /// Parameters
49    PyObject * params;
50    /// Dispersion parameters
51    PyObject * dispersion;
52    /// Underlying model object
53    LamellarPSHGModel * model;
54    /// Log for unit testing
55    PyObject * log;
56} CLamellarPSHGModel;
57
58
59static void
60CLamellarPSHGModel_dealloc(CLamellarPSHGModel* self)
61{
[71e2de7]62    Py_DECREF(self->params);
63    Py_DECREF(self->dispersion);
64    Py_DECREF(self->log);
65    delete self->model;
[27a0771]66    self->ob_type->tp_free((PyObject*)self);
67   
68
69}
70
71static PyObject *
72CLamellarPSHGModel_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
73{
74    CLamellarPSHGModel *self;
75   
76    self = (CLamellarPSHGModel *)type->tp_alloc(type, 0);
77   
78    return (PyObject *)self;
79}
80
81static int
82CLamellarPSHGModel_init(CLamellarPSHGModel *self, PyObject *args, PyObject *kwds)
83{
84    if (self != NULL) {
85       
86        // Create parameters
87        self->params = PyDict_New();
88        self->dispersion = PyDict_New();
89        self->model = new LamellarPSHGModel();
90       
91        // Initialize parameter dictionary
[35aface]92        PyDict_SetItemString(self->params,"n_plates",Py_BuildValue("d",30.000000000000));
93        PyDict_SetItemString(self->params,"scale",Py_BuildValue("d",1.000000000000));
94        PyDict_SetItemString(self->params,"deltaT",Py_BuildValue("d",10.000000000000));
95        PyDict_SetItemString(self->params,"spacing",Py_BuildValue("d",40.000000000000));
96        PyDict_SetItemString(self->params,"sld_tail",Py_BuildValue("d",0.000000400000));
97        PyDict_SetItemString(self->params,"sld_solvent",Py_BuildValue("d",0.000006000000));
98        PyDict_SetItemString(self->params,"caille",Py_BuildValue("d",0.001000000000));
99        PyDict_SetItemString(self->params,"sld_head",Py_BuildValue("d",0.000002000000));
100        PyDict_SetItemString(self->params,"background",Py_BuildValue("d",0.001000000000));
101        PyDict_SetItemString(self->params,"deltaH",Py_BuildValue("d",2.000000000000));
[27a0771]102        // Initialize dispersion / averaging parameter dict
103        DispersionVisitor* visitor = new DispersionVisitor();
104        PyObject * disp_dict;
105        disp_dict = PyDict_New();
106        self->model->deltaT.dispersion->accept_as_source(visitor, self->model->deltaT.dispersion, disp_dict);
107        PyDict_SetItemString(self->dispersion, "deltaT", disp_dict);
108        disp_dict = PyDict_New();
109        self->model->deltaH.dispersion->accept_as_source(visitor, self->model->deltaH.dispersion, disp_dict);
110        PyDict_SetItemString(self->dispersion, "deltaH", disp_dict);
[96b59384]111        disp_dict = PyDict_New();
112        self->model->spacing.dispersion->accept_as_source(visitor, self->model->spacing.dispersion, disp_dict);
113        PyDict_SetItemString(self->dispersion, "spacing", disp_dict);
[27a0771]114
115
116         
117        // Create empty log
118        self->log = PyDict_New();
119       
120       
121
122    }
123    return 0;
124}
125
126static PyMemberDef CLamellarPSHGModel_members[] = {
127    {"params", T_OBJECT, offsetof(CLamellarPSHGModel, params), 0,
128     "Parameters"},
129        {"dispersion", T_OBJECT, offsetof(CLamellarPSHGModel, dispersion), 0,
130          "Dispersion parameters"},     
131    {"log", T_OBJECT, offsetof(CLamellarPSHGModel, log), 0,
132     "Log"},
133    {NULL}  /* Sentinel */
134};
135
136/** Read double from PyObject
137    @param p PyObject
138    @return double
139*/
140double CLamellarPSHGModel_readDouble(PyObject *p) {
141    if (PyFloat_Check(p)==1) {
142        return (double)(((PyFloatObject *)(p))->ob_fval);
143    } else if (PyInt_Check(p)==1) {
144        return (double)(((PyIntObject *)(p))->ob_ival);
145    } else if (PyLong_Check(p)==1) {
146        return (double)PyLong_AsLong(p);
147    } else {
148        return 0.0;
149    }
150}
[a8d6888]151/**
152 * Function to call to evaluate model
153 * @param args: input numpy array q[]
154 * @return: numpy array object
155 */
156 
157static PyObject *evaluateOneDim(LamellarPSHGModel* model, PyArrayObject *q){
158    PyArrayObject *result;
159   
160    // Check validity of array q , q must be of dimension 1, an array of double
161    if (q->nd != 1 || q->descr->type_num != PyArray_DOUBLE)
162    {
163        //const char * message= "Invalid array: q->nd=%d,type_num=%d\n",q->nd,q->descr->type_num;
164        //PyErr_SetString(PyExc_ValueError , message);
165        return NULL;
166    }
167    result = (PyArrayObject *)PyArray_FromDims(q->nd, (int *)(q->dimensions), 
168                                                                                  PyArray_DOUBLE);
169        if (result == NULL) {
170        const char * message= "Could not create result ";
171        PyErr_SetString(PyExc_RuntimeError , message);
172                return NULL;
173        }
174         for (int i = 0; i < q->dimensions[0]; i++){
175      double q_value  = *(double *)(q->data + i*q->strides[0]);
176      double *result_value = (double *)(result->data + i*result->strides[0]);
177      *result_value =(*model)(q_value);
178        }
179    return PyArray_Return(result); 
180 }
[27a0771]181
[a8d6888]182 /**
183 * Function to call to evaluate model
184 * @param args: input numpy array  [x[],y[]]
185 * @return: numpy array object
186 */
187 static PyObject * evaluateTwoDimXY( LamellarPSHGModel* model, 
188                              PyArrayObject *x, PyArrayObject *y)
189 {
190    PyArrayObject *result;
[3080527]191    int i,j, x_len, y_len, dims[1];
[a8d6888]192    //check validity of input vectors
[3080527]193    if (x->nd != 1 || x->descr->type_num != PyArray_DOUBLE
194        || y->nd != 1 || y->descr->type_num != PyArray_DOUBLE
195        || y->dimensions[0] != x->dimensions[0]){
[a8d6888]196        const char * message= "evaluateTwoDimXY  expect 2 numpy arrays";
197        PyErr_SetString(PyExc_ValueError , message); 
198        return NULL;
199    }
200   
201        if (PyArray_Check(x) && PyArray_Check(y)) {
202               
[3080527]203            x_len = dims[0]= x->dimensions[0];
[9ce41c6]204        y_len = dims[0]= y->dimensions[0];
[a8d6888]205           
206            // Make a new double matrix of same dims
[3080527]207        result=(PyArrayObject *) PyArray_FromDims(1,dims,NPY_DOUBLE);
[a8d6888]208        if (result == NULL){
209            const char * message= "Could not create result ";
210        PyErr_SetString(PyExc_RuntimeError , message);
211            return NULL;
212            }
213       
214        /* Do the calculation. */
[3080527]215        for ( i=0; i< x_len; i++) {
216            double x_value = *(double *)(x->data + i*x->strides[0]);
217                    double y_value = *(double *)(y->data + i*y->strides[0]);
218                        double *result_value = (double *)(result->data +
219                              i*result->strides[0]);
220                        *result_value = (*model)(x_value, y_value);
221        }           
[a8d6888]222        return PyArray_Return(result); 
223       
224        }else{
225                    PyErr_SetString(CLamellarPSHGModelError, 
226                   "CLamellarPSHGModel.evaluateTwoDimXY couldn't run.");
227                return NULL;
228                }       
229}
230/**
231 *  evalDistribution function evaluate a model function with input vector
232 *  @param args: input q as vector or [qx, qy] where qx, qy are vectors
233 *
234 */ 
235static PyObject * evalDistribution(CLamellarPSHGModel *self, PyObject *args){
236        PyObject *qx, *qy;
237        PyArrayObject * pars;
238        int npars ,mpars;
239       
240        // Get parameters
241       
242            // Reader parameter dictionary
243    self->model->n_plates = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_plates") );
244    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
245    self->model->deltaT = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaT") );
246    self->model->spacing = PyFloat_AsDouble( PyDict_GetItemString(self->params, "spacing") );
247    self->model->sld_tail = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_tail") );
248    self->model->sld_solvent = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_solvent") );
249    self->model->caille = PyFloat_AsDouble( PyDict_GetItemString(self->params, "caille") );
250    self->model->sld_head = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_head") );
251    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
252    self->model->deltaH = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaH") );
253    // Read in dispersion parameters
254    PyObject* disp_dict;
255    DispersionVisitor* visitor = new DispersionVisitor();
256    disp_dict = PyDict_GetItemString(self->dispersion, "deltaT");
257    self->model->deltaT.dispersion->accept_as_destination(visitor, self->model->deltaT.dispersion, disp_dict);
258    disp_dict = PyDict_GetItemString(self->dispersion, "deltaH");
259    self->model->deltaH.dispersion->accept_as_destination(visitor, self->model->deltaH.dispersion, disp_dict);
260    disp_dict = PyDict_GetItemString(self->dispersion, "spacing");
261    self->model->spacing.dispersion->accept_as_destination(visitor, self->model->spacing.dispersion, disp_dict);
262
263       
264        // Get input and determine whether we have to supply a 1D or 2D return value.
265        if ( !PyArg_ParseTuple(args,"O",&pars) ) {
266            PyErr_SetString(CLamellarPSHGModelError, 
267                "CLamellarPSHGModel.evalDistribution expects a q value.");
268                return NULL;
269        }
270    // Check params
271       
272    if(PyArray_Check(pars)==1) {
273               
274            // Length of list should 1 or 2
275            npars = pars->nd; 
276            if(npars==1) {
277                // input is a numpy array
278                if (PyArray_Check(pars)) {
279                        return evaluateOneDim(self->model, (PyArrayObject*)pars); 
280                    }
281                }else{
282                    PyErr_SetString(CLamellarPSHGModelError, 
283                   "CLamellarPSHGModel.evalDistribution expect numpy array of one dimension.");
284                return NULL;
285                }
286    }else if( PyList_Check(pars)==1) {
287        // Length of list should be 2 for I(qx,qy)
288            mpars = PyList_GET_SIZE(pars); 
289            if(mpars!=2) {
290                PyErr_SetString(CLamellarPSHGModelError, 
291                        "CLamellarPSHGModel.evalDistribution expects a list of dimension 2.");
292                return NULL;
293            }
294             qx = PyList_GET_ITEM(pars,0);
295             qy = PyList_GET_ITEM(pars,1);
296             if (PyArray_Check(qx) && PyArray_Check(qy)) {
297                 return evaluateTwoDimXY(self->model, (PyArrayObject*)qx,
298                           (PyArrayObject*)qy);
299                 }else{
300                    PyErr_SetString(CLamellarPSHGModelError, 
301                   "CLamellarPSHGModel.evalDistribution expect 2 numpy arrays in list.");
302                return NULL;
303             }
304        }
[e0a8a3c]305        PyErr_SetString(CLamellarPSHGModelError, 
306                   "CLamellarPSHGModel.evalDistribution couln't be run.");
307        return NULL;
308       
[a8d6888]309}
[27a0771]310
311/**
312 * Function to call to evaluate model
313 * @param args: input q or [q,phi]
314 * @return: function value
315 */
316static PyObject * run(CLamellarPSHGModel *self, PyObject *args) {
317        double q_value, phi_value;
318        PyObject* pars;
319        int npars;
320       
321        // Get parameters
322       
323            // Reader parameter dictionary
324    self->model->n_plates = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_plates") );
325    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
326    self->model->deltaT = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaT") );
327    self->model->spacing = PyFloat_AsDouble( PyDict_GetItemString(self->params, "spacing") );
328    self->model->sld_tail = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_tail") );
329    self->model->sld_solvent = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_solvent") );
330    self->model->caille = PyFloat_AsDouble( PyDict_GetItemString(self->params, "caille") );
331    self->model->sld_head = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_head") );
332    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
333    self->model->deltaH = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaH") );
334    // Read in dispersion parameters
335    PyObject* disp_dict;
336    DispersionVisitor* visitor = new DispersionVisitor();
337    disp_dict = PyDict_GetItemString(self->dispersion, "deltaT");
338    self->model->deltaT.dispersion->accept_as_destination(visitor, self->model->deltaT.dispersion, disp_dict);
339    disp_dict = PyDict_GetItemString(self->dispersion, "deltaH");
340    self->model->deltaH.dispersion->accept_as_destination(visitor, self->model->deltaH.dispersion, disp_dict);
[96b59384]341    disp_dict = PyDict_GetItemString(self->dispersion, "spacing");
342    self->model->spacing.dispersion->accept_as_destination(visitor, self->model->spacing.dispersion, disp_dict);
[27a0771]343
344       
345        // Get input and determine whether we have to supply a 1D or 2D return value.
346        if ( !PyArg_ParseTuple(args,"O",&pars) ) {
347            PyErr_SetString(CLamellarPSHGModelError, 
348                "CLamellarPSHGModel.run expects a q value.");
349                return NULL;
350        }
351         
352        // Check params
353        if( PyList_Check(pars)==1) {
354               
355                // Length of list should be 2 for I(q,phi)
356            npars = PyList_GET_SIZE(pars); 
357            if(npars!=2) {
358                PyErr_SetString(CLamellarPSHGModelError, 
359                        "CLamellarPSHGModel.run expects a double or a list of dimension 2.");
360                return NULL;
361            }
362            // We have a vector q, get the q and phi values at which
363            // to evaluate I(q,phi)
364            q_value = CLamellarPSHGModel_readDouble(PyList_GET_ITEM(pars,0));
365            phi_value = CLamellarPSHGModel_readDouble(PyList_GET_ITEM(pars,1));
366            // Skip zero
367            if (q_value==0) {
368                return Py_BuildValue("d",0.0);
369            }
370                return Py_BuildValue("d",(*(self->model)).evaluate_rphi(q_value,phi_value));
371
372        } else {
373
374                // We have a scalar q, we will evaluate I(q)
375                q_value = CLamellarPSHGModel_readDouble(pars);         
376               
377                return Py_BuildValue("d",(*(self->model))(q_value));
378        }       
379}
[5eb9154]380/**
381 * Function to call to calculate_ER
382 * @return: effective radius value
383 */
384static PyObject * calculate_ER(CLamellarPSHGModel *self) {
385
386        PyObject* pars;
387        int npars;
388       
389        // Get parameters
390       
391            // Reader parameter dictionary
392    self->model->n_plates = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_plates") );
393    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
394    self->model->deltaT = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaT") );
395    self->model->spacing = PyFloat_AsDouble( PyDict_GetItemString(self->params, "spacing") );
396    self->model->sld_tail = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_tail") );
397    self->model->sld_solvent = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_solvent") );
398    self->model->caille = PyFloat_AsDouble( PyDict_GetItemString(self->params, "caille") );
399    self->model->sld_head = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_head") );
400    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
401    self->model->deltaH = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaH") );
402    // Read in dispersion parameters
403    PyObject* disp_dict;
404    DispersionVisitor* visitor = new DispersionVisitor();
405    disp_dict = PyDict_GetItemString(self->dispersion, "deltaT");
406    self->model->deltaT.dispersion->accept_as_destination(visitor, self->model->deltaT.dispersion, disp_dict);
407    disp_dict = PyDict_GetItemString(self->dispersion, "deltaH");
408    self->model->deltaH.dispersion->accept_as_destination(visitor, self->model->deltaH.dispersion, disp_dict);
409    disp_dict = PyDict_GetItemString(self->dispersion, "spacing");
410    self->model->spacing.dispersion->accept_as_destination(visitor, self->model->spacing.dispersion, disp_dict);
[27a0771]411
[5eb9154]412               
413        return Py_BuildValue("d",(*(self->model)).calculate_ER());
414
415}
[27a0771]416/**
417 * Function to call to evaluate model in cartesian coordinates
418 * @param args: input q or [qx, qy]]
419 * @return: function value
420 */
421static PyObject * runXY(CLamellarPSHGModel *self, PyObject *args) {
422        double qx_value, qy_value;
423        PyObject* pars;
424        int npars;
425       
426        // Get parameters
427       
428            // Reader parameter dictionary
429    self->model->n_plates = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_plates") );
430    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
431    self->model->deltaT = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaT") );
432    self->model->spacing = PyFloat_AsDouble( PyDict_GetItemString(self->params, "spacing") );
433    self->model->sld_tail = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_tail") );
434    self->model->sld_solvent = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_solvent") );
435    self->model->caille = PyFloat_AsDouble( PyDict_GetItemString(self->params, "caille") );
436    self->model->sld_head = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_head") );
437    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
438    self->model->deltaH = PyFloat_AsDouble( PyDict_GetItemString(self->params, "deltaH") );
439    // Read in dispersion parameters
440    PyObject* disp_dict;
441    DispersionVisitor* visitor = new DispersionVisitor();
442    disp_dict = PyDict_GetItemString(self->dispersion, "deltaT");
443    self->model->deltaT.dispersion->accept_as_destination(visitor, self->model->deltaT.dispersion, disp_dict);
444    disp_dict = PyDict_GetItemString(self->dispersion, "deltaH");
445    self->model->deltaH.dispersion->accept_as_destination(visitor, self->model->deltaH.dispersion, disp_dict);
[96b59384]446    disp_dict = PyDict_GetItemString(self->dispersion, "spacing");
447    self->model->spacing.dispersion->accept_as_destination(visitor, self->model->spacing.dispersion, disp_dict);
[27a0771]448
449       
450        // Get input and determine whether we have to supply a 1D or 2D return value.
451        if ( !PyArg_ParseTuple(args,"O",&pars) ) {
452            PyErr_SetString(CLamellarPSHGModelError, 
453                "CLamellarPSHGModel.run expects a q value.");
454                return NULL;
455        }
456         
457        // Check params
458        if( PyList_Check(pars)==1) {
459               
460                // Length of list should be 2 for I(qx, qy))
461            npars = PyList_GET_SIZE(pars); 
462            if(npars!=2) {
463                PyErr_SetString(CLamellarPSHGModelError, 
464                        "CLamellarPSHGModel.run expects a double or a list of dimension 2.");
465                return NULL;
466            }
467            // We have a vector q, get the qx and qy values at which
468            // to evaluate I(qx,qy)
469            qx_value = CLamellarPSHGModel_readDouble(PyList_GET_ITEM(pars,0));
470            qy_value = CLamellarPSHGModel_readDouble(PyList_GET_ITEM(pars,1));
471            return Py_BuildValue("d",(*(self->model))(qx_value,qy_value));
472
473        } else {
474
475                // We have a scalar q, we will evaluate I(q)
476                qx_value = CLamellarPSHGModel_readDouble(pars);         
477               
478                return Py_BuildValue("d",(*(self->model))(qx_value));
479        }       
480}
481
482static PyObject * reset(CLamellarPSHGModel *self, PyObject *args) {
483   
484
485    return Py_BuildValue("d",0.0);
486}
487
488static PyObject * set_dispersion(CLamellarPSHGModel *self, PyObject *args) {
489        PyObject * disp;
490        const char * par_name;
491
492        if ( !PyArg_ParseTuple(args,"sO", &par_name, &disp) ) {
493            PyErr_SetString(CLamellarPSHGModelError,
494                "CLamellarPSHGModel.set_dispersion expects a DispersionModel object.");
495                return NULL;
496        }
497        void *temp = PyCObject_AsVoidPtr(disp);
498        DispersionModel * dispersion = static_cast<DispersionModel *>(temp);
499
500
501        // Ugliness necessary to go from python to C
502            // TODO: refactor this
503    if (!strcmp(par_name, "deltaT")) {
504        self->model->deltaT.dispersion = dispersion;
505    } else    if (!strcmp(par_name, "deltaH")) {
506        self->model->deltaH.dispersion = dispersion;
[96b59384]507    } else    if (!strcmp(par_name, "spacing")) {
508        self->model->spacing.dispersion = dispersion;
[27a0771]509    } else {
510            PyErr_SetString(CLamellarPSHGModelError,
511                "CLamellarPSHGModel.set_dispersion expects a valid parameter name.");
512                return NULL;
513        }
514
515        DispersionVisitor* visitor = new DispersionVisitor();
516        PyObject * disp_dict = PyDict_New();
517        dispersion->accept_as_source(visitor, dispersion, disp_dict);
518        PyDict_SetItemString(self->dispersion, par_name, disp_dict);
519    return Py_BuildValue("i",1);
520}
521
522
523static PyMethodDef CLamellarPSHGModel_methods[] = {
524    {"run",      (PyCFunction)run     , METH_VARARGS,
525      "Evaluate the model at a given Q or Q, phi"},
526    {"runXY",      (PyCFunction)runXY     , METH_VARARGS,
527      "Evaluate the model at a given Q or Qx, Qy"},
[5eb9154]528    {"calculate_ER",      (PyCFunction)calculate_ER     , METH_VARARGS,
529      "Evaluate the model at a given Q or Q, phi"},
[a8d6888]530     
531    {"evalDistribution",  (PyCFunction)evalDistribution , METH_VARARGS,
532      "Evaluate the model at a given Q or Qx, Qy vector "},
[27a0771]533    {"reset",    (PyCFunction)reset   , METH_VARARGS,
534      "Reset pair correlation"},
535    {"set_dispersion",      (PyCFunction)set_dispersion     , METH_VARARGS,
536      "Set the dispersion model for a given parameter"},
537   {NULL}
538};
539
540static PyTypeObject CLamellarPSHGModelType = {
541    PyObject_HEAD_INIT(NULL)
542    0,                         /*ob_size*/
543    "CLamellarPSHGModel",             /*tp_name*/
544    sizeof(CLamellarPSHGModel),             /*tp_basicsize*/
545    0,                         /*tp_itemsize*/
546    (destructor)CLamellarPSHGModel_dealloc, /*tp_dealloc*/
547    0,                         /*tp_print*/
548    0,                         /*tp_getattr*/
549    0,                         /*tp_setattr*/
550    0,                         /*tp_compare*/
551    0,                         /*tp_repr*/
552    0,                         /*tp_as_number*/
553    0,                         /*tp_as_sequence*/
554    0,                         /*tp_as_mapping*/
555    0,                         /*tp_hash */
556    0,                         /*tp_call*/
557    0,                         /*tp_str*/
558    0,                         /*tp_getattro*/
559    0,                         /*tp_setattro*/
560    0,                         /*tp_as_buffer*/
561    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
562    "CLamellarPSHGModel objects",           /* tp_doc */
563    0,                         /* tp_traverse */
564    0,                         /* tp_clear */
565    0,                         /* tp_richcompare */
566    0,                         /* tp_weaklistoffset */
567    0,                         /* tp_iter */
568    0,                         /* tp_iternext */
569    CLamellarPSHGModel_methods,             /* tp_methods */
570    CLamellarPSHGModel_members,             /* tp_members */
571    0,                         /* tp_getset */
572    0,                         /* tp_base */
573    0,                         /* tp_dict */
574    0,                         /* tp_descr_get */
575    0,                         /* tp_descr_set */
576    0,                         /* tp_dictoffset */
577    (initproc)CLamellarPSHGModel_init,      /* tp_init */
578    0,                         /* tp_alloc */
579    CLamellarPSHGModel_new,                 /* tp_new */
580};
581
582
[a8d6888]583//static PyMethodDef module_methods[] = {
584//    {NULL}
585//};
[27a0771]586
587/**
588 * Function used to add the model class to a module
589 * @param module: module to add the class to
590 */ 
591void addCLamellarPSHGModel(PyObject *module) {
592        PyObject *d;
593       
594    if (PyType_Ready(&CLamellarPSHGModelType) < 0)
595        return;
596
597    Py_INCREF(&CLamellarPSHGModelType);
598    PyModule_AddObject(module, "CLamellarPSHGModel", (PyObject *)&CLamellarPSHGModelType);
599   
600    d = PyModule_GetDict(module);
601    CLamellarPSHGModelError = PyErr_NewException("CLamellarPSHGModel.error", NULL, NULL);
602    PyDict_SetItemString(d, "CLamellarPSHGModelError", CLamellarPSHGModelError);
603}
604
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