source: sasview/src/sans/models/RPAModel.py @ 5d63ea0

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Last change on this file since 5d63ea0 was 400155b, checked in by gonzalezm, 10 years ago

Implementing request from ticket 261 - default number of bins in Annulus [Phi View] is now 36 and the first bin is now centered at 0 degrees
  • Property mode set to 100644
File size: 7.9 KB
RevLine 
[400155b]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 2008-2011, University of Tennessee
13##############################################################################
14
15"""
16Provide functionality for a C extension model
17
18.. WARNING::
19
20   THIS FILE WAS GENERATED BY WRAPPERGENERATOR.PY
21   DO NOT MODIFY THIS FILE, MODIFY
22   src\sans\models\include\rpa.h
23   AND RE-RUN THE GENERATOR SCRIPT
24"""
25
26from sans.models.BaseComponent import BaseComponent
27from sans.models.sans_extension.c_models import CRPAModel
28
29def create_RPAModel():
30    """
31       Create a model instance
32    """
33    obj = RPAModel()
34    # CRPAModel.__init__(obj) is called by
35    # the RPAModel constructor
36    return obj
37
38class RPAModel(CRPAModel, BaseComponent):
39    """
40    Class that evaluates a RPAModel model.
41    This file was auto-generated from src\sans\models\include\rpa.h.
42    Refer to that file and the structure it contains
43    for details of the model.
44   
45    List of default parameters:
46
47    * lcase_n         = 0.0
48    * ba              = 5.0
49    * bb              = 5.0
50    * bc              = 5.0
51    * bd              = 5.0
52    * Kab             = -0.0004
53    * Kac             = -0.0004
54    * Kad             = -0.0004
55    * Kbc             = -0.0004
56    * Kbd             = -0.0004
57    * Kcd             = -0.0004
58    * scale           = 1.0
59    * background      = 0.0 [1/cm]
60    * Na              = 1000.0
61    * Phia            = 0.25
62    * va              = 100.0
63    * La              = 1e-12
64    * Nb              = 1000.0
65    * Phib            = 0.25
66    * vb              = 100.0
67    * Lb              = 1e-12
68    * Nc              = 1000.0
69    * Phic            = 0.25
70    * vc              = 100.0
71    * Lc              = 1e-12
72    * Nd              = 1000.0
73    * Phid            = 0.25
74    * vd              = 100.0
75    * Ld              = 0.0
76
77    """
78       
79    def __init__(self, multfactor=1):
80        """ Initialization """
81        self.__dict__ = {}
82       
83        # Initialize BaseComponent first, then sphere
84        BaseComponent.__init__(self)
85        #apply(CRPAModel.__init__, (self,))
86
87        CRPAModel.__init__(self)
88        self.is_multifunc = False
89                       
90        ## Name of the model
91        self.name = "RPAModel"
92        ## Model description
93        self.description = """
94          THIS FORMALISM APPLIES TO MULTICOMPONENT POLYMER MIXTURES IN THE
95                HOMOGENEOUS (MIXED) PHASE REGION ONLY.;
96                CASE 0: C/D BINARY MIXTURE OF HOMOPOLYMERS
97                CASE 1: C-D DIBLOCK COPOLYMER
98                CASE 2: B/C/D TERNARY MIXTURE OF HOMOPOLYMERS
99                CASE 3: B/C-D MIXTURE OF HOMOPOLYMER B AND
100                DIBLOCK COPOLYMER C-D
101                CASE 4: B-C-D TRIBLOCK COPOLYMER
102                CASE 5: A/B/C/D QUATERNARY MIXTURE OF HOMOPOLYMERS
103                CASE 6: A/B/C-D MIXTURE OF TWO HOMOPOLYMERS A/B
104                AND A DIBLOCK C-D
105                CASE 7: A/B-C-D MIXTURE OF A HOMOPOLYMER A AND A
106                TRIBLOCK B-C-D
107                CASE 8: A-B/C-D MIXTURE OF TWO DIBLOCK COPOLYMERS
108                A-B AND C-D
109                CASE 9: A-B-C-D FOUR-BLOCK COPOLYMER
110                See details in the model function help
111        """
112       
113        ## Parameter details [units, min, max]
114        self.details = {}
115        self.details['lcase_n'] = ['', None, None]
116        self.details['ba'] = ['', None, None]
117        self.details['bb'] = ['', None, None]
118        self.details['bc'] = ['', None, None]
119        self.details['bd'] = ['', None, None]
120        self.details['Kab'] = ['', None, None]
121        self.details['Kac'] = ['', None, None]
122        self.details['Kad'] = ['', None, None]
123        self.details['Kbc'] = ['', None, None]
124        self.details['Kbd'] = ['', None, None]
125        self.details['Kcd'] = ['', None, None]
126        self.details['scale'] = ['', None, None]
127        self.details['background'] = ['[1/cm]', None, None]
128        self.details['Na'] = ['', None, None]
129        self.details['Phia'] = ['', None, None]
130        self.details['va'] = ['', None, None]
131        self.details['La'] = ['', None, None]
132        self.details['Nb'] = ['', None, None]
133        self.details['Phib'] = ['', None, None]
134        self.details['vb'] = ['', None, None]
135        self.details['Lb'] = ['', None, None]
136        self.details['Nc'] = ['', None, None]
137        self.details['Phic'] = ['', None, None]
138        self.details['vc'] = ['', None, None]
139        self.details['Lc'] = ['', None, None]
140        self.details['Nd'] = ['', None, None]
141        self.details['Phid'] = ['', None, None]
142        self.details['vd'] = ['', None, None]
143        self.details['Ld'] = ['', None, None]
144
145        ## fittable parameters
146        self.fixed = []
147       
148        ## non-fittable parameters
149        self.non_fittable = ['lcase_n',
150                             'Na',
151                             'Phia',
152                             'va',
153                             'La',
154                             'Nb',
155                             'Phib',
156                             'vb',
157                             'Lb',
158                             'Nc',
159                             'Phic',
160                             'vc',
161                             'Lc',
162                             'Nd',
163                             'Phid',
164                             'vd',
165                             'Ld']
166       
167        ## parameters with orientation
168        self.orientation_params = []
169
170        ## parameters with magnetism
171        self.magnetic_params = []
172
173        self.category = None
174        self.multiplicity_info = None
175       
176    def __setstate__(self, state):
177        """
178        restore the state of a model from pickle
179        """
180        self.__dict__, self.params, self.dispersion = state
181       
182    def __reduce_ex__(self, proto):
183        """
184        Overwrite the __reduce_ex__ of PyTypeObject *type call in the init of
185        c model.
186        """
187        state = (self.__dict__, self.params, self.dispersion)
188        return (create_RPAModel, tuple(), state, None, None)
189       
190    def clone(self):
191        """ Return a identical copy of self """
192        return self._clone(RPAModel())   
193       
194    def run(self, x=0.0):
195        """
196        Evaluate the model
197       
198        :param x: input q, or [q,phi]
199       
200        :return: scattering function P(q)
201       
202        """
203        return CRPAModel.run(self, x)
204   
205    def runXY(self, x=0.0):
206        """
207        Evaluate the model in cartesian coordinates
208       
209        :param x: input q, or [qx, qy]
210       
211        :return: scattering function P(q)
212       
213        """
214        return CRPAModel.runXY(self, x)
215       
216    def evalDistribution(self, x):
217        """
218        Evaluate the model in cartesian coordinates
219       
220        :param x: input q[], or [qx[], qy[]]
221       
222        :return: scattering function P(q[])
223       
224        """
225        return CRPAModel.evalDistribution(self, x)
226       
227    def calculate_ER(self):
228        """
229        Calculate the effective radius for P(q)*S(q)
230       
231        :return: the value of the effective radius
232       
233        """       
234        return CRPAModel.calculate_ER(self)
235       
236    def calculate_VR(self):
237        """
238        Calculate the volf ratio for P(q)*S(q)
239       
240        :return: the value of the volf ratio
241       
242        """       
243        return CRPAModel.calculate_VR(self)
244             
245    def set_dispersion(self, parameter, dispersion):
246        """
247        Set the dispersion object for a model parameter
248       
249        :param parameter: name of the parameter [string]
250        :param dispersion: dispersion object of type DispersionModel
251       
252        """
253        return CRPAModel.set_dispersion(self,
254               parameter, dispersion.cdisp)
255       
256   
257# End of file
258
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