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 6859338 was
6df36b3,
checked in by Gervaise Alina <gervyh@…>, 15 years ago
|
name change for plugin model
|
-
Property mode set to
100644
|
File size:
1.0 KB
|
Line | |
---|
1 | """ |
---|
2 | Test plug-in model |
---|
3 | """ |
---|
4 | from sans.models.pluginmodel import Model1DPlugin |
---|
5 | |
---|
6 | import math |
---|
7 | |
---|
8 | |
---|
9 | # Your model HAS to be called Model |
---|
10 | class Model(Model1DPlugin): |
---|
11 | """ Class that evaluates a cos(x) model. |
---|
12 | """ |
---|
13 | |
---|
14 | ## Name of the model |
---|
15 | name = "A+Bcos(2x)+Csin(2x)" |
---|
16 | |
---|
17 | def __init__(self): |
---|
18 | """ Initialization """ |
---|
19 | Model1DPlugin.__init__(self, name= self.name) |
---|
20 | |
---|
21 | ## Parameters definition and defaults |
---|
22 | self.params = {} |
---|
23 | self.params['A'] = 0.0 |
---|
24 | self.params['B'] = 1.0 |
---|
25 | self.params['C'] = 0.0 |
---|
26 | |
---|
27 | ## Parameter details [units, min, max] |
---|
28 | self.details = {} |
---|
29 | self.details['A'] = ['', -1e16, 1e16] |
---|
30 | self.details['B'] = ['', -1e16, 1e16] |
---|
31 | self.details['C'] = ['', -1e16, 1e16] |
---|
32 | |
---|
33 | def function(self, x = 0.0): |
---|
34 | """ Evaluate the model |
---|
35 | @param x: input x |
---|
36 | @return: function value |
---|
37 | """ |
---|
38 | return self.params['A']+self.params['B']*math.cos(2.0*x)+self.params['C']*math.sin(2.0*x) |
---|
39 | |
---|
Note: See
TracBrowser
for help on using the repository browser.