source: sasview/sansmodels/src/sans/models/c_models/CReflAdvModel.cpp @ 01de557

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Last change on this file since 01de557 was 0b082f3, checked in by Mathieu Doucet <doucetm@…>, 13 years ago

Re #7 Enable openmp for all models
  • Property mode set to 100644
File size: 51.3 KB
Line 
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/** CReflAdvModel
16 *
17 * C extension
18 *
19 * WARNING: THIS FILE WAS GENERATED BY WRAPPERGENERATOR.PY
20 *          DO NOT MODIFY THIS FILE, MODIFY refl_adv.h
21 *          AND RE-RUN THE GENERATOR SCRIPT
22 *
23 */
24#define NO_IMPORT_ARRAY
25#define PY_ARRAY_UNIQUE_SYMBOL PyArray_API_sans
26 
27extern "C" {
28#include <Python.h>
29#include <arrayobject.h>
30#include "structmember.h"
31#include <stdio.h>
32#include <stdlib.h>
33#include <math.h>
34#include <time.h>
35#include "refl_adv.h"
36}
37
38#include "models.hh"
39#include "dispersion_visitor.hh"
40
41/// Error object for raised exceptions
42static PyObject * CReflAdvModelError = 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    ReflAdvModel * model;
54    /// Log for unit testing
55    PyObject * log;
56} CReflAdvModel;
57
58
59static void
60CReflAdvModel_dealloc(CReflAdvModel* self)
61{
62    Py_DECREF(self->params);
63    Py_DECREF(self->dispersion);
64    Py_DECREF(self->log);
65    delete self->model;
66    self->ob_type->tp_free((PyObject*)self);
67   
68
69}
70
71static PyObject *
72CReflAdvModel_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
73{
74    CReflAdvModel *self;
75   
76    self = (CReflAdvModel *)type->tp_alloc(type, 0);
77   
78    return (PyObject *)self;
79}
80
81static int
82CReflAdvModel_init(CReflAdvModel *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 ReflAdvModel();
90       
91        // Initialize parameter dictionary
92        PyDict_SetItemString(self->params,"sldIM_flat4",Py_BuildValue("d",0.000000000000));
93        PyDict_SetItemString(self->params,"thick_flat8",Py_BuildValue("d",100.000000000000));
94        PyDict_SetItemString(self->params,"thick_flat9",Py_BuildValue("d",100.000000000000));
95        PyDict_SetItemString(self->params,"sldIM_flat7",Py_BuildValue("d",0.000000000000));
96        PyDict_SetItemString(self->params,"sldIM_flat10",Py_BuildValue("d",0.000000000000));
97        PyDict_SetItemString(self->params,"sldIM_flat5",Py_BuildValue("d",0.000000000000));
98        PyDict_SetItemString(self->params,"thick_flat1",Py_BuildValue("d",100.000000000000));
99        PyDict_SetItemString(self->params,"thick_flat3",Py_BuildValue("d",100.000000000000));
100        PyDict_SetItemString(self->params,"n_layers",Py_BuildValue("d",1.000000000000));
101        PyDict_SetItemString(self->params,"thick_flat6",Py_BuildValue("d",100.000000000000));
102        PyDict_SetItemString(self->params,"thick_flat7",Py_BuildValue("d",100.000000000000));
103        PyDict_SetItemString(self->params,"thick_flat4",Py_BuildValue("d",100.000000000000));
104        PyDict_SetItemString(self->params,"thick_flat5",Py_BuildValue("d",100.000000000000));
105        PyDict_SetItemString(self->params,"thick_inter0",Py_BuildValue("d",50.000000000000));
106        PyDict_SetItemString(self->params,"thick_inter1",Py_BuildValue("d",50.000000000000));
107        PyDict_SetItemString(self->params,"sld_bottom0",Py_BuildValue("d",0.000002070000));
108        PyDict_SetItemString(self->params,"thick_inter3",Py_BuildValue("d",50.000000000000));
109        PyDict_SetItemString(self->params,"thick_inter4",Py_BuildValue("d",50.000000000000));
110        PyDict_SetItemString(self->params,"thick_inter5",Py_BuildValue("d",50.000000000000));
111        PyDict_SetItemString(self->params,"thick_inter6",Py_BuildValue("d",50.000000000000));
112        PyDict_SetItemString(self->params,"thick_inter7",Py_BuildValue("d",50.000000000000));
113        PyDict_SetItemString(self->params,"thick_inter8",Py_BuildValue("d",50.000000000000));
114        PyDict_SetItemString(self->params,"thick_inter9",Py_BuildValue("d",50.000000000000));
115        PyDict_SetItemString(self->params,"npts_inter",Py_BuildValue("d",21.000000000000));
116        PyDict_SetItemString(self->params,"sldIM_flat1",Py_BuildValue("d",0.000000000000));
117        PyDict_SetItemString(self->params,"scale",Py_BuildValue("d",1.000000000000));
118        PyDict_SetItemString(self->params,"sldIM_flat2",Py_BuildValue("d",0.000000000000));
119        PyDict_SetItemString(self->params,"func_inter9",Py_BuildValue("d",0.000000000000));
120        PyDict_SetItemString(self->params,"thick_inter10",Py_BuildValue("d",50.000000000000));
121        PyDict_SetItemString(self->params,"sldIM_flat3",Py_BuildValue("d",0.000000000000));
122        PyDict_SetItemString(self->params,"func_inter8",Py_BuildValue("d",0.000000000000));
123        PyDict_SetItemString(self->params,"thick_flat2",Py_BuildValue("d",100.000000000000));
124        PyDict_SetItemString(self->params,"func_inter0",Py_BuildValue("d",0.000000000000));
125        PyDict_SetItemString(self->params,"sld_medium",Py_BuildValue("d",0.000001000000));
126        PyDict_SetItemString(self->params,"func_inter2",Py_BuildValue("d",0.000000000000));
127        PyDict_SetItemString(self->params,"func_inter3",Py_BuildValue("d",0.000000000000));
128        PyDict_SetItemString(self->params,"thick_flat10",Py_BuildValue("d",100.000000000000));
129        PyDict_SetItemString(self->params,"func_inter5",Py_BuildValue("d",0.000000000000));
130        PyDict_SetItemString(self->params,"func_inter6",Py_BuildValue("d",0.000000000000));
131        PyDict_SetItemString(self->params,"func_inter7",Py_BuildValue("d",0.000000000000));
132        PyDict_SetItemString(self->params,"sld_flat4",Py_BuildValue("d",0.000003500000));
133        PyDict_SetItemString(self->params,"sld_flat5",Py_BuildValue("d",0.000004000000));
134        PyDict_SetItemString(self->params,"sld_flat6",Py_BuildValue("d",0.000003500000));
135        PyDict_SetItemString(self->params,"sld_flat7",Py_BuildValue("d",0.000004000000));
136        PyDict_SetItemString(self->params,"sld_flat1",Py_BuildValue("d",0.000004000000));
137        PyDict_SetItemString(self->params,"sld_flat2",Py_BuildValue("d",0.000003500000));
138        PyDict_SetItemString(self->params,"sld_flat3",Py_BuildValue("d",0.000004000000));
139        PyDict_SetItemString(self->params,"sldIM_flat8",Py_BuildValue("d",0.000000000000));
140        PyDict_SetItemString(self->params,"sld_flat8",Py_BuildValue("d",0.000003500000));
141        PyDict_SetItemString(self->params,"sld_flat9",Py_BuildValue("d",0.000004000000));
142        PyDict_SetItemString(self->params,"sldIM_flat9",Py_BuildValue("d",0.000000000000));
143        PyDict_SetItemString(self->params,"nu_inter10",Py_BuildValue("d",2.500000000000));
144        PyDict_SetItemString(self->params,"background",Py_BuildValue("d",0.000000000000));
145        PyDict_SetItemString(self->params,"func_inter1",Py_BuildValue("d",0.000000000000));
146        PyDict_SetItemString(self->params,"sldIM_sub0",Py_BuildValue("d",0.000000000000));
147        PyDict_SetItemString(self->params,"sldIM_medium",Py_BuildValue("d",0.000000000000));
148        PyDict_SetItemString(self->params,"sld_flat10",Py_BuildValue("d",0.000003500000));
149        PyDict_SetItemString(self->params,"sldIM_flat6",Py_BuildValue("d",0.000000000000));
150        PyDict_SetItemString(self->params,"func_inter4",Py_BuildValue("d",0.000000000000));
151        PyDict_SetItemString(self->params,"thick_inter2",Py_BuildValue("d",50.000000000000));
152        PyDict_SetItemString(self->params,"nu_inter8",Py_BuildValue("d",2.500000000000));
153        PyDict_SetItemString(self->params,"nu_inter5",Py_BuildValue("d",2.500000000000));
154        PyDict_SetItemString(self->params,"nu_inter4",Py_BuildValue("d",2.500000000000));
155        PyDict_SetItemString(self->params,"nu_inter7",Py_BuildValue("d",2.500000000000));
156        PyDict_SetItemString(self->params,"nu_inter6",Py_BuildValue("d",2.500000000000));
157        PyDict_SetItemString(self->params,"nu_inter1",Py_BuildValue("d",2.500000000000));
158        PyDict_SetItemString(self->params,"nu_inter0",Py_BuildValue("d",2.500000000000));
159        PyDict_SetItemString(self->params,"nu_inter3",Py_BuildValue("d",2.500000000000));
160        PyDict_SetItemString(self->params,"nu_inter2",Py_BuildValue("d",2.500000000000));
161        PyDict_SetItemString(self->params,"nu_inter9",Py_BuildValue("d",2.500000000000));
162        PyDict_SetItemString(self->params,"func_inter10",Py_BuildValue("d",0.000000000000));
163        // Initialize dispersion / averaging parameter dict
164        DispersionVisitor* visitor = new DispersionVisitor();
165        PyObject * disp_dict;
166        disp_dict = PyDict_New();
167        self->model->thick_inter0.dispersion->accept_as_source(visitor, self->model->thick_inter0.dispersion, disp_dict);
168        PyDict_SetItemString(self->dispersion, "thick_inter0", disp_dict);
169
170
171         
172        // Create empty log
173        self->log = PyDict_New();
174       
175       
176
177    }
178    return 0;
179}
180
181static char name_params[] = "params";
182static char def_params[] = "Parameters";
183static char name_dispersion[] = "dispersion";
184static char def_dispersion[] = "Dispersion parameters";
185static char name_log[] = "log";
186static char def_log[] = "Log";
187
188static PyMemberDef CReflAdvModel_members[] = {
189    {name_params, T_OBJECT, offsetof(CReflAdvModel, params), 0, def_params},
190        {name_dispersion, T_OBJECT, offsetof(CReflAdvModel, dispersion), 0, def_dispersion},     
191    {name_log, T_OBJECT, offsetof(CReflAdvModel, log), 0, def_log},
192    {NULL}  /* Sentinel */
193};
194
195/** Read double from PyObject
196    @param p PyObject
197    @return double
198*/
199double CReflAdvModel_readDouble(PyObject *p) {
200    if (PyFloat_Check(p)==1) {
201        return (double)(((PyFloatObject *)(p))->ob_fval);
202    } else if (PyInt_Check(p)==1) {
203        return (double)(((PyIntObject *)(p))->ob_ival);
204    } else if (PyLong_Check(p)==1) {
205        return (double)PyLong_AsLong(p);
206    } else {
207        return 0.0;
208    }
209}
210/**
211 * Function to call to evaluate model
212 * @param args: input numpy array q[]
213 * @return: numpy array object
214 */
215 
216static PyObject *evaluateOneDim(ReflAdvModel* model, PyArrayObject *q){
217    PyArrayObject *result;
218   
219    // Check validity of array q , q must be of dimension 1, an array of double
220    if (q->nd != 1 || q->descr->type_num != PyArray_DOUBLE)
221    {
222        //const char * message= "Invalid array: q->nd=%d,type_num=%d\n",q->nd,q->descr->type_num;
223        //PyErr_SetString(PyExc_ValueError , message);
224        return NULL;
225    }
226    result = (PyArrayObject *)PyArray_FromDims(q->nd, (int *)(q->dimensions), 
227                                                                                  PyArray_DOUBLE);
228        if (result == NULL) {
229        const char * message= "Could not create result ";
230        PyErr_SetString(PyExc_RuntimeError , message);
231                return NULL;
232        }
233#pragma omp parallel for
234         for (int i = 0; i < q->dimensions[0]; i++){
235      double q_value  = *(double *)(q->data + i*q->strides[0]);
236      double *result_value = (double *)(result->data + i*result->strides[0]);
237      *result_value =(*model)(q_value);
238        }
239    return PyArray_Return(result); 
240 }
241
242 /**
243 * Function to call to evaluate model
244 * @param args: input numpy array  [x[],y[]]
245 * @return: numpy array object
246 */
247 static PyObject * evaluateTwoDimXY( ReflAdvModel* model, 
248                              PyArrayObject *x, PyArrayObject *y)
249 {
250    PyArrayObject *result;
251    int x_len, y_len, dims[1];
252    //check validity of input vectors
253    if (x->nd != 1 || x->descr->type_num != PyArray_DOUBLE
254        || y->nd != 1 || y->descr->type_num != PyArray_DOUBLE
255        || y->dimensions[0] != x->dimensions[0]){
256        const char * message= "evaluateTwoDimXY  expect 2 numpy arrays";
257        PyErr_SetString(PyExc_ValueError , message); 
258        return NULL;
259    }
260   
261        if (PyArray_Check(x) && PyArray_Check(y)) {
262               
263            x_len = dims[0]= x->dimensions[0];
264        y_len = dims[0]= y->dimensions[0];
265           
266            // Make a new double matrix of same dims
267        result=(PyArrayObject *) PyArray_FromDims(1,dims,NPY_DOUBLE);
268        if (result == NULL){
269            const char * message= "Could not create result ";
270        PyErr_SetString(PyExc_RuntimeError , message);
271            return NULL;
272            }
273       
274        /* Do the calculation. */
275#pragma omp parallel for
276        for (int i=0; i< x_len; i++) {
277            double x_value = *(double *)(x->data + i*x->strides[0]);
278                    double y_value = *(double *)(y->data + i*y->strides[0]);
279                        double *result_value = (double *)(result->data +
280                              i*result->strides[0]);
281                        *result_value = (*model)(x_value, y_value);
282        }           
283        return PyArray_Return(result); 
284       
285        }else{
286                    PyErr_SetString(CReflAdvModelError, 
287                   "CReflAdvModel.evaluateTwoDimXY couldn't run.");
288                return NULL;
289                }       
290}
291/**
292 *  evalDistribution function evaluate a model function with input vector
293 *  @param args: input q as vector or [qx, qy] where qx, qy are vectors
294 *
295 */ 
296static PyObject * evalDistribution(CReflAdvModel *self, PyObject *args){
297        PyObject *qx, *qy;
298        PyArrayObject * pars;
299        int npars ,mpars;
300       
301        // Get parameters
302       
303            // Reader parameter dictionary
304    self->model->sldIM_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat4") );
305    self->model->thick_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat8") );
306    self->model->thick_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat9") );
307    self->model->sldIM_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat7") );
308    self->model->sldIM_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat10") );
309    self->model->sldIM_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat5") );
310    self->model->thick_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat1") );
311    self->model->thick_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat3") );
312    self->model->n_layers = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_layers") );
313    self->model->thick_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat6") );
314    self->model->thick_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat7") );
315    self->model->thick_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat4") );
316    self->model->thick_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat5") );
317    self->model->thick_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter0") );
318    self->model->thick_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter1") );
319    self->model->sld_bottom0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_bottom0") );
320    self->model->thick_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter3") );
321    self->model->thick_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter4") );
322    self->model->thick_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter5") );
323    self->model->thick_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter6") );
324    self->model->thick_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter7") );
325    self->model->thick_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter8") );
326    self->model->thick_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter9") );
327    self->model->npts_inter = PyFloat_AsDouble( PyDict_GetItemString(self->params, "npts_inter") );
328    self->model->sldIM_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat1") );
329    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
330    self->model->sldIM_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat2") );
331    self->model->func_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter9") );
332    self->model->thick_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter10") );
333    self->model->sldIM_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat3") );
334    self->model->func_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter8") );
335    self->model->thick_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat2") );
336    self->model->func_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter0") );
337    self->model->sld_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_medium") );
338    self->model->func_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter2") );
339    self->model->func_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter3") );
340    self->model->thick_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat10") );
341    self->model->func_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter5") );
342    self->model->func_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter6") );
343    self->model->func_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter7") );
344    self->model->sld_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat4") );
345    self->model->sld_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat5") );
346    self->model->sld_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat6") );
347    self->model->sld_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat7") );
348    self->model->sld_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat1") );
349    self->model->sld_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat2") );
350    self->model->sld_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat3") );
351    self->model->sldIM_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat8") );
352    self->model->sld_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat8") );
353    self->model->sld_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat9") );
354    self->model->sldIM_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat9") );
355    self->model->nu_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter10") );
356    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
357    self->model->func_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter1") );
358    self->model->sldIM_sub0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_sub0") );
359    self->model->sldIM_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_medium") );
360    self->model->sld_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat10") );
361    self->model->sldIM_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat6") );
362    self->model->func_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter4") );
363    self->model->thick_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter2") );
364    self->model->nu_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter8") );
365    self->model->nu_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter5") );
366    self->model->nu_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter4") );
367    self->model->nu_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter7") );
368    self->model->nu_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter6") );
369    self->model->nu_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter1") );
370    self->model->nu_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter0") );
371    self->model->nu_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter3") );
372    self->model->nu_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter2") );
373    self->model->nu_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter9") );
374    self->model->func_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter10") );
375    // Read in dispersion parameters
376    PyObject* disp_dict;
377    DispersionVisitor* visitor = new DispersionVisitor();
378    disp_dict = PyDict_GetItemString(self->dispersion, "thick_inter0");
379    self->model->thick_inter0.dispersion->accept_as_destination(visitor, self->model->thick_inter0.dispersion, disp_dict);
380
381       
382        // Get input and determine whether we have to supply a 1D or 2D return value.
383        if ( !PyArg_ParseTuple(args,"O",&pars) ) {
384            PyErr_SetString(CReflAdvModelError, 
385                "CReflAdvModel.evalDistribution expects a q value.");
386                return NULL;
387        }
388    // Check params
389       
390    if(PyArray_Check(pars)==1) {
391               
392            // Length of list should 1 or 2
393            npars = pars->nd; 
394            if(npars==1) {
395                // input is a numpy array
396                if (PyArray_Check(pars)) {
397                        return evaluateOneDim(self->model, (PyArrayObject*)pars); 
398                    }
399                }else{
400                    PyErr_SetString(CReflAdvModelError, 
401                   "CReflAdvModel.evalDistribution expect numpy array of one dimension.");
402                return NULL;
403                }
404    }else if( PyList_Check(pars)==1) {
405        // Length of list should be 2 for I(qx,qy)
406            mpars = PyList_GET_SIZE(pars); 
407            if(mpars!=2) {
408                PyErr_SetString(CReflAdvModelError, 
409                        "CReflAdvModel.evalDistribution expects a list of dimension 2.");
410                return NULL;
411            }
412             qx = PyList_GET_ITEM(pars,0);
413             qy = PyList_GET_ITEM(pars,1);
414             if (PyArray_Check(qx) && PyArray_Check(qy)) {
415                 return evaluateTwoDimXY(self->model, (PyArrayObject*)qx,
416                           (PyArrayObject*)qy);
417                 }else{
418                    PyErr_SetString(CReflAdvModelError, 
419                   "CReflAdvModel.evalDistribution expect 2 numpy arrays in list.");
420                return NULL;
421             }
422        }
423        PyErr_SetString(CReflAdvModelError, 
424                   "CReflAdvModel.evalDistribution couln't be run.");
425        return NULL;
426       
427}
428
429/**
430 * Function to call to evaluate model
431 * @param args: input q or [q,phi]
432 * @return: function value
433 */
434static PyObject * run(CReflAdvModel *self, PyObject *args) {
435        double q_value, phi_value;
436        PyObject* pars;
437        int npars;
438       
439        // Get parameters
440       
441            // Reader parameter dictionary
442    self->model->sldIM_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat4") );
443    self->model->thick_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat8") );
444    self->model->thick_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat9") );
445    self->model->sldIM_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat7") );
446    self->model->sldIM_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat10") );
447    self->model->sldIM_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat5") );
448    self->model->thick_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat1") );
449    self->model->thick_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat3") );
450    self->model->n_layers = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_layers") );
451    self->model->thick_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat6") );
452    self->model->thick_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat7") );
453    self->model->thick_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat4") );
454    self->model->thick_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat5") );
455    self->model->thick_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter0") );
456    self->model->thick_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter1") );
457    self->model->sld_bottom0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_bottom0") );
458    self->model->thick_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter3") );
459    self->model->thick_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter4") );
460    self->model->thick_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter5") );
461    self->model->thick_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter6") );
462    self->model->thick_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter7") );
463    self->model->thick_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter8") );
464    self->model->thick_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter9") );
465    self->model->npts_inter = PyFloat_AsDouble( PyDict_GetItemString(self->params, "npts_inter") );
466    self->model->sldIM_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat1") );
467    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
468    self->model->sldIM_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat2") );
469    self->model->func_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter9") );
470    self->model->thick_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter10") );
471    self->model->sldIM_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat3") );
472    self->model->func_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter8") );
473    self->model->thick_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat2") );
474    self->model->func_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter0") );
475    self->model->sld_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_medium") );
476    self->model->func_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter2") );
477    self->model->func_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter3") );
478    self->model->thick_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat10") );
479    self->model->func_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter5") );
480    self->model->func_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter6") );
481    self->model->func_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter7") );
482    self->model->sld_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat4") );
483    self->model->sld_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat5") );
484    self->model->sld_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat6") );
485    self->model->sld_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat7") );
486    self->model->sld_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat1") );
487    self->model->sld_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat2") );
488    self->model->sld_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat3") );
489    self->model->sldIM_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat8") );
490    self->model->sld_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat8") );
491    self->model->sld_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat9") );
492    self->model->sldIM_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat9") );
493    self->model->nu_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter10") );
494    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
495    self->model->func_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter1") );
496    self->model->sldIM_sub0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_sub0") );
497    self->model->sldIM_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_medium") );
498    self->model->sld_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat10") );
499    self->model->sldIM_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat6") );
500    self->model->func_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter4") );
501    self->model->thick_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter2") );
502    self->model->nu_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter8") );
503    self->model->nu_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter5") );
504    self->model->nu_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter4") );
505    self->model->nu_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter7") );
506    self->model->nu_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter6") );
507    self->model->nu_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter1") );
508    self->model->nu_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter0") );
509    self->model->nu_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter3") );
510    self->model->nu_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter2") );
511    self->model->nu_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter9") );
512    self->model->func_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter10") );
513    // Read in dispersion parameters
514    PyObject* disp_dict;
515    DispersionVisitor* visitor = new DispersionVisitor();
516    disp_dict = PyDict_GetItemString(self->dispersion, "thick_inter0");
517    self->model->thick_inter0.dispersion->accept_as_destination(visitor, self->model->thick_inter0.dispersion, disp_dict);
518
519       
520        // Get input and determine whether we have to supply a 1D or 2D return value.
521        if ( !PyArg_ParseTuple(args,"O",&pars) ) {
522            PyErr_SetString(CReflAdvModelError, 
523                "CReflAdvModel.run expects a q value.");
524                return NULL;
525        }
526         
527        // Check params
528        if( PyList_Check(pars)==1) {
529               
530                // Length of list should be 2 for I(q,phi)
531            npars = PyList_GET_SIZE(pars); 
532            if(npars!=2) {
533                PyErr_SetString(CReflAdvModelError, 
534                        "CReflAdvModel.run expects a double or a list of dimension 2.");
535                return NULL;
536            }
537            // We have a vector q, get the q and phi values at which
538            // to evaluate I(q,phi)
539            q_value = CReflAdvModel_readDouble(PyList_GET_ITEM(pars,0));
540            phi_value = CReflAdvModel_readDouble(PyList_GET_ITEM(pars,1));
541            // Skip zero
542            if (q_value==0) {
543                return Py_BuildValue("d",0.0);
544            }
545                return Py_BuildValue("d",(*(self->model)).evaluate_rphi(q_value,phi_value));
546
547        } else {
548
549                // We have a scalar q, we will evaluate I(q)
550                q_value = CReflAdvModel_readDouble(pars);               
551               
552                return Py_BuildValue("d",(*(self->model))(q_value));
553        }       
554}
555/**
556 * Function to call to calculate_ER
557 * @return: effective radius value
558 */
559static PyObject * calculate_ER(CReflAdvModel *self) {
560
561        // Get parameters
562       
563            // Reader parameter dictionary
564    self->model->sldIM_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat4") );
565    self->model->thick_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat8") );
566    self->model->thick_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat9") );
567    self->model->sldIM_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat7") );
568    self->model->sldIM_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat10") );
569    self->model->sldIM_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat5") );
570    self->model->thick_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat1") );
571    self->model->thick_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat3") );
572    self->model->n_layers = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_layers") );
573    self->model->thick_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat6") );
574    self->model->thick_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat7") );
575    self->model->thick_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat4") );
576    self->model->thick_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat5") );
577    self->model->thick_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter0") );
578    self->model->thick_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter1") );
579    self->model->sld_bottom0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_bottom0") );
580    self->model->thick_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter3") );
581    self->model->thick_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter4") );
582    self->model->thick_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter5") );
583    self->model->thick_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter6") );
584    self->model->thick_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter7") );
585    self->model->thick_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter8") );
586    self->model->thick_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter9") );
587    self->model->npts_inter = PyFloat_AsDouble( PyDict_GetItemString(self->params, "npts_inter") );
588    self->model->sldIM_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat1") );
589    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
590    self->model->sldIM_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat2") );
591    self->model->func_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter9") );
592    self->model->thick_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter10") );
593    self->model->sldIM_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat3") );
594    self->model->func_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter8") );
595    self->model->thick_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat2") );
596    self->model->func_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter0") );
597    self->model->sld_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_medium") );
598    self->model->func_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter2") );
599    self->model->func_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter3") );
600    self->model->thick_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat10") );
601    self->model->func_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter5") );
602    self->model->func_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter6") );
603    self->model->func_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter7") );
604    self->model->sld_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat4") );
605    self->model->sld_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat5") );
606    self->model->sld_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat6") );
607    self->model->sld_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat7") );
608    self->model->sld_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat1") );
609    self->model->sld_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat2") );
610    self->model->sld_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat3") );
611    self->model->sldIM_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat8") );
612    self->model->sld_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat8") );
613    self->model->sld_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat9") );
614    self->model->sldIM_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat9") );
615    self->model->nu_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter10") );
616    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
617    self->model->func_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter1") );
618    self->model->sldIM_sub0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_sub0") );
619    self->model->sldIM_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_medium") );
620    self->model->sld_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat10") );
621    self->model->sldIM_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat6") );
622    self->model->func_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter4") );
623    self->model->thick_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter2") );
624    self->model->nu_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter8") );
625    self->model->nu_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter5") );
626    self->model->nu_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter4") );
627    self->model->nu_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter7") );
628    self->model->nu_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter6") );
629    self->model->nu_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter1") );
630    self->model->nu_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter0") );
631    self->model->nu_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter3") );
632    self->model->nu_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter2") );
633    self->model->nu_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter9") );
634    self->model->func_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter10") );
635    // Read in dispersion parameters
636    PyObject* disp_dict;
637    DispersionVisitor* visitor = new DispersionVisitor();
638    disp_dict = PyDict_GetItemString(self->dispersion, "thick_inter0");
639    self->model->thick_inter0.dispersion->accept_as_destination(visitor, self->model->thick_inter0.dispersion, disp_dict);
640
641               
642        return Py_BuildValue("d",(*(self->model)).calculate_ER());
643
644}
645/**
646 * Function to call to evaluate model in cartesian coordinates
647 * @param args: input q or [qx, qy]]
648 * @return: function value
649 */
650static PyObject * runXY(CReflAdvModel *self, PyObject *args) {
651        double qx_value, qy_value;
652        PyObject* pars;
653        int npars;
654       
655        // Get parameters
656       
657            // Reader parameter dictionary
658    self->model->sldIM_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat4") );
659    self->model->thick_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat8") );
660    self->model->thick_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat9") );
661    self->model->sldIM_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat7") );
662    self->model->sldIM_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat10") );
663    self->model->sldIM_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat5") );
664    self->model->thick_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat1") );
665    self->model->thick_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat3") );
666    self->model->n_layers = PyFloat_AsDouble( PyDict_GetItemString(self->params, "n_layers") );
667    self->model->thick_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat6") );
668    self->model->thick_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat7") );
669    self->model->thick_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat4") );
670    self->model->thick_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat5") );
671    self->model->thick_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter0") );
672    self->model->thick_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter1") );
673    self->model->sld_bottom0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_bottom0") );
674    self->model->thick_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter3") );
675    self->model->thick_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter4") );
676    self->model->thick_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter5") );
677    self->model->thick_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter6") );
678    self->model->thick_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter7") );
679    self->model->thick_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter8") );
680    self->model->thick_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter9") );
681    self->model->npts_inter = PyFloat_AsDouble( PyDict_GetItemString(self->params, "npts_inter") );
682    self->model->sldIM_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat1") );
683    self->model->scale = PyFloat_AsDouble( PyDict_GetItemString(self->params, "scale") );
684    self->model->sldIM_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat2") );
685    self->model->func_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter9") );
686    self->model->thick_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter10") );
687    self->model->sldIM_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat3") );
688    self->model->func_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter8") );
689    self->model->thick_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat2") );
690    self->model->func_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter0") );
691    self->model->sld_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_medium") );
692    self->model->func_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter2") );
693    self->model->func_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter3") );
694    self->model->thick_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_flat10") );
695    self->model->func_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter5") );
696    self->model->func_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter6") );
697    self->model->func_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter7") );
698    self->model->sld_flat4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat4") );
699    self->model->sld_flat5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat5") );
700    self->model->sld_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat6") );
701    self->model->sld_flat7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat7") );
702    self->model->sld_flat1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat1") );
703    self->model->sld_flat2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat2") );
704    self->model->sld_flat3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat3") );
705    self->model->sldIM_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat8") );
706    self->model->sld_flat8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat8") );
707    self->model->sld_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat9") );
708    self->model->sldIM_flat9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat9") );
709    self->model->nu_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter10") );
710    self->model->background = PyFloat_AsDouble( PyDict_GetItemString(self->params, "background") );
711    self->model->func_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter1") );
712    self->model->sldIM_sub0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_sub0") );
713    self->model->sldIM_medium = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_medium") );
714    self->model->sld_flat10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sld_flat10") );
715    self->model->sldIM_flat6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "sldIM_flat6") );
716    self->model->func_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter4") );
717    self->model->thick_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "thick_inter2") );
718    self->model->nu_inter8 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter8") );
719    self->model->nu_inter5 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter5") );
720    self->model->nu_inter4 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter4") );
721    self->model->nu_inter7 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter7") );
722    self->model->nu_inter6 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter6") );
723    self->model->nu_inter1 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter1") );
724    self->model->nu_inter0 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter0") );
725    self->model->nu_inter3 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter3") );
726    self->model->nu_inter2 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter2") );
727    self->model->nu_inter9 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "nu_inter9") );
728    self->model->func_inter10 = PyFloat_AsDouble( PyDict_GetItemString(self->params, "func_inter10") );
729    // Read in dispersion parameters
730    PyObject* disp_dict;
731    DispersionVisitor* visitor = new DispersionVisitor();
732    disp_dict = PyDict_GetItemString(self->dispersion, "thick_inter0");
733    self->model->thick_inter0.dispersion->accept_as_destination(visitor, self->model->thick_inter0.dispersion, disp_dict);
734
735       
736        // Get input and determine whether we have to supply a 1D or 2D return value.
737        if ( !PyArg_ParseTuple(args,"O",&pars) ) {
738            PyErr_SetString(CReflAdvModelError, 
739                "CReflAdvModel.run expects a q value.");
740                return NULL;
741        }
742         
743        // Check params
744        if( PyList_Check(pars)==1) {
745               
746                // Length of list should be 2 for I(qx, qy))
747            npars = PyList_GET_SIZE(pars); 
748            if(npars!=2) {
749                PyErr_SetString(CReflAdvModelError, 
750                        "CReflAdvModel.run expects a double or a list of dimension 2.");
751                return NULL;
752            }
753            // We have a vector q, get the qx and qy values at which
754            // to evaluate I(qx,qy)
755            qx_value = CReflAdvModel_readDouble(PyList_GET_ITEM(pars,0));
756            qy_value = CReflAdvModel_readDouble(PyList_GET_ITEM(pars,1));
757            return Py_BuildValue("d",(*(self->model))(qx_value,qy_value));
758
759        } else {
760
761                // We have a scalar q, we will evaluate I(q)
762                qx_value = CReflAdvModel_readDouble(pars);             
763               
764                return Py_BuildValue("d",(*(self->model))(qx_value));
765        }       
766}
767
768static PyObject * reset(CReflAdvModel *self, PyObject *args) {
769   
770
771    return Py_BuildValue("d",0.0);
772}
773
774static PyObject * set_dispersion(CReflAdvModel *self, PyObject *args) {
775        PyObject * disp;
776        const char * par_name;
777
778        if ( !PyArg_ParseTuple(args,"sO", &par_name, &disp) ) {
779            PyErr_SetString(CReflAdvModelError,
780                "CReflAdvModel.set_dispersion expects a DispersionModel object.");
781                return NULL;
782        }
783        void *temp = PyCObject_AsVoidPtr(disp);
784        DispersionModel * dispersion = static_cast<DispersionModel *>(temp);
785
786
787        // Ugliness necessary to go from python to C
788            // TODO: refactor this
789    if (!strcmp(par_name, "thick_inter0")) {
790        self->model->thick_inter0.dispersion = dispersion;
791    } else {
792            PyErr_SetString(CReflAdvModelError,
793                "CReflAdvModel.set_dispersion expects a valid parameter name.");
794                return NULL;
795        }
796
797        DispersionVisitor* visitor = new DispersionVisitor();
798        PyObject * disp_dict = PyDict_New();
799        dispersion->accept_as_source(visitor, dispersion, disp_dict);
800        PyDict_SetItemString(self->dispersion, par_name, disp_dict);
801    return Py_BuildValue("i",1);
802}
803
804
805static PyMethodDef CReflAdvModel_methods[] = {
806    {"run",      (PyCFunction)run     , METH_VARARGS,
807      "Evaluate the model at a given Q or Q, phi"},
808    {"runXY",      (PyCFunction)runXY     , METH_VARARGS,
809      "Evaluate the model at a given Q or Qx, Qy"},
810    {"calculate_ER",      (PyCFunction)calculate_ER     , METH_VARARGS,
811      "Evaluate the model at a given Q or Q, phi"},
812     
813    {"evalDistribution",  (PyCFunction)evalDistribution , METH_VARARGS,
814      "Evaluate the model at a given Q or Qx, Qy vector "},
815    {"reset",    (PyCFunction)reset   , METH_VARARGS,
816      "Reset pair correlation"},
817    {"set_dispersion",      (PyCFunction)set_dispersion     , METH_VARARGS,
818      "Set the dispersion model for a given parameter"},
819   {NULL}
820};
821
822static PyTypeObject CReflAdvModelType = {
823    PyObject_HEAD_INIT(NULL)
824    0,                         /*ob_size*/
825    "CReflAdvModel",             /*tp_name*/
826    sizeof(CReflAdvModel),             /*tp_basicsize*/
827    0,                         /*tp_itemsize*/
828    (destructor)CReflAdvModel_dealloc, /*tp_dealloc*/
829    0,                         /*tp_print*/
830    0,                         /*tp_getattr*/
831    0,                         /*tp_setattr*/
832    0,                         /*tp_compare*/
833    0,                         /*tp_repr*/
834    0,                         /*tp_as_number*/
835    0,                         /*tp_as_sequence*/
836    0,                         /*tp_as_mapping*/
837    0,                         /*tp_hash */
838    0,                         /*tp_call*/
839    0,                         /*tp_str*/
840    0,                         /*tp_getattro*/
841    0,                         /*tp_setattro*/
842    0,                         /*tp_as_buffer*/
843    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
844    "CReflAdvModel objects",           /* tp_doc */
845    0,                         /* tp_traverse */
846    0,                         /* tp_clear */
847    0,                         /* tp_richcompare */
848    0,                         /* tp_weaklistoffset */
849    0,                         /* tp_iter */
850    0,                         /* tp_iternext */
851    CReflAdvModel_methods,             /* tp_methods */
852    CReflAdvModel_members,             /* tp_members */
853    0,                         /* tp_getset */
854    0,                         /* tp_base */
855    0,                         /* tp_dict */
856    0,                         /* tp_descr_get */
857    0,                         /* tp_descr_set */
858    0,                         /* tp_dictoffset */
859    (initproc)CReflAdvModel_init,      /* tp_init */
860    0,                         /* tp_alloc */
861    CReflAdvModel_new,                 /* tp_new */
862};
863
864
865//static PyMethodDef module_methods[] = {
866//    {NULL}
867//};
868
869/**
870 * Function used to add the model class to a module
871 * @param module: module to add the class to
872 */ 
873void addCReflAdvModel(PyObject *module) {
874        PyObject *d;
875       
876    if (PyType_Ready(&CReflAdvModelType) < 0)
877        return;
878
879    Py_INCREF(&CReflAdvModelType);
880    PyModule_AddObject(module, "CReflAdvModel", (PyObject *)&CReflAdvModelType);
881   
882    d = PyModule_GetDict(module);
883    static char error_name[] = "CReflAdvModel.error";
884    CReflAdvModelError = PyErr_NewException(error_name, NULL, NULL);
885    PyDict_SetItemString(d, "CReflAdvModelError", CReflAdvModelError);
886}
887
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