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56  <div class="section" id="basecomponent">
57<h1>BaseComponent<a class="headerlink" href="#basecomponent" title="Permalink to this headline">¶</a></h1>
58<div class="section" id="module-sans.models.BaseComponent">
59<span id="sans-models-basecomponent"></span><h2><a class="reference internal" href="#module-sans.models.BaseComponent" title="sans.models.BaseComponent"><tt class="xref py py-mod docutils literal"><span class="pre">sans.models.BaseComponent</span></tt></a><a class="headerlink" href="#module-sans.models.BaseComponent" title="Permalink to this headline">¶</a></h2>
60<p>Provide base functionality for all model components</p>
61<dl class="class">
62<dt id="sans.models.BaseComponent.BaseComponent">
63<em class="property">class </em><tt class="descclassname">sans.models.BaseComponent.</tt><tt class="descname">BaseComponent</tt><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent" title="Permalink to this definition">¶</a></dt>
64<dd><p>Basic model component</p>
65<p>Since version 0.5.0, basic operations are no longer supported.</p>
66<dl class="method">
67<dt id="sans.models.BaseComponent.BaseComponent.calculate_ER">
68<tt class="descname">calculate_ER</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.calculate_ER" title="Permalink to this definition">¶</a></dt>
69<dd></dd></dl>
70
71<dl class="method">
72<dt id="sans.models.BaseComponent.BaseComponent.clone">
73<tt class="descname">clone</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.clone" title="Permalink to this definition">¶</a></dt>
74<dd><p>Returns a new object identical to the current object</p>
75</dd></dl>
76
77<dl class="method">
78<dt id="sans.models.BaseComponent.BaseComponent.evalDistribution">
79<tt class="descname">evalDistribution</tt><big>(</big><em>qdist</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.evalDistribution" title="Permalink to this definition">¶</a></dt>
80<dd><p>Evaluate a distribution of q-values.</p>
81<ul>
82<li><p class="first">For 1D, a numpy array is expected as input:</p>
83<blockquote>
84<div><p>evalDistribution(q)</p>
85</div></blockquote>
86</li>
87</ul>
88<p>where q is a numpy array.</p>
89<ul class="simple">
90<li>For 2D, a list of numpy arrays are expected: [qx_prime,qy_prime],
91where 1D arrays,</li>
92</ul>
93<p>qx_prime = [ qx[0], qx[1], qx[2], ....]
94and
95qy_prime = [ qy[0], qy[1], qy[2], ....]</p>
96<p>Then get
97q = numpy.sqrt(qx_prime^2+qy_prime^2)</p>
98<p>that is a qr in 1D array;
99q = [q[0], q[1], q[2], ....]</p>
100<table class="docutils field-list" frame="void" rules="none">
101<col class="field-name" />
102<col class="field-body" />
103<tbody valign="top">
104<tr class="field"><th class="field-name">Note :</th><td class="field-body"><p class="first">Due to 2D speed issue, no anisotropic scattering
105is supported for python models, thus C-models should have</p>
106<blockquote class="last">
107<div><p>their own evalDistribution methods.</p>
108</div></blockquote>
109</td>
110</tr>
111</tbody>
112</table>
113<p>The method is then called the following way:</p>
114<p>evalDistribution(q)
115where q is a numpy array.</p>
116<table class="docutils field-list" frame="void" rules="none">
117<col class="field-name" />
118<col class="field-body" />
119<tbody valign="top">
120<tr class="field"><th class="field-name">Parameters:</th><td class="field-body"><strong>qdist</strong> &#8211; ndarray of scalar q-values or list [qx,qy]
121where qx,qy are 1D ndarrays</td>
122</tr>
123</tbody>
124</table>
125</dd></dl>
126
127<dl class="method">
128<dt id="sans.models.BaseComponent.BaseComponent.getDispParamList">
129<tt class="descname">getDispParamList</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.getDispParamList" title="Permalink to this definition">¶</a></dt>
130<dd><p>Return a list of all available parameters for the model</p>
131</dd></dl>
132
133<dl class="method">
134<dt id="sans.models.BaseComponent.BaseComponent.getParam">
135<tt class="descname">getParam</tt><big>(</big><em>name</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.getParam" title="Permalink to this definition">¶</a></dt>
136<dd><p>Set the value of a model parameter</p>
137<table class="docutils field-list" frame="void" rules="none">
138<col class="field-name" />
139<col class="field-body" />
140<tbody valign="top">
141<tr class="field"><th class="field-name">Parameters:</th><td class="field-body"><strong>name</strong> &#8211; name of the parameter</td>
142</tr>
143</tbody>
144</table>
145</dd></dl>
146
147<dl class="method">
148<dt id="sans.models.BaseComponent.BaseComponent.getParamList">
149<tt class="descname">getParamList</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.getParamList" title="Permalink to this definition">¶</a></dt>
150<dd><p>Return a list of all available parameters for the model</p>
151</dd></dl>
152
153<dl class="method">
154<dt id="sans.models.BaseComponent.BaseComponent.getParamListWithToken">
155<tt class="descname">getParamListWithToken</tt><big>(</big><em>token</em>, <em>member</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.getParamListWithToken" title="Permalink to this definition">¶</a></dt>
156<dd></dd></dl>
157
158<dl class="method">
159<dt id="sans.models.BaseComponent.BaseComponent.getParamWithToken">
160<tt class="descname">getParamWithToken</tt><big>(</big><em>name</em>, <em>token</em>, <em>member</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.getParamWithToken" title="Permalink to this definition">¶</a></dt>
161<dd></dd></dl>
162
163<dl class="method">
164<dt id="sans.models.BaseComponent.BaseComponent.is_fittable">
165<tt class="descname">is_fittable</tt><big>(</big><em>par_name</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.is_fittable" title="Permalink to this definition">¶</a></dt>
166<dd><p>Check if a given parameter is fittable or not</p>
167<table class="docutils field-list" frame="void" rules="none">
168<col class="field-name" />
169<col class="field-body" />
170<tbody valign="top">
171<tr class="field"><th class="field-name">Parameters:</th><td class="field-body"><strong>par_name</strong> &#8211; the parameter name to check</td>
172</tr>
173</tbody>
174</table>
175</dd></dl>
176
177<dl class="method">
178<dt id="sans.models.BaseComponent.BaseComponent.run">
179<tt class="descname">run</tt><big>(</big><em>x</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.run" title="Permalink to this definition">¶</a></dt>
180<dd></dd></dl>
181
182<dl class="method">
183<dt id="sans.models.BaseComponent.BaseComponent.runXY">
184<tt class="descname">runXY</tt><big>(</big><em>x</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.runXY" title="Permalink to this definition">¶</a></dt>
185<dd></dd></dl>
186
187<dl class="method">
188<dt id="sans.models.BaseComponent.BaseComponent.setParam">
189<tt class="descname">setParam</tt><big>(</big><em>name</em>, <em>value</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.setParam" title="Permalink to this definition">¶</a></dt>
190<dd><p>Set the value of a model parameter</p>
191<table class="docutils field-list" frame="void" rules="none">
192<col class="field-name" />
193<col class="field-body" />
194<tbody valign="top">
195<tr class="field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first last simple">
196<li><strong>name</strong> &#8211; name of the parameter</li>
197<li><strong>value</strong> &#8211; value of the parameter</li>
198</ul>
199</td>
200</tr>
201</tbody>
202</table>
203</dd></dl>
204
205<dl class="method">
206<dt id="sans.models.BaseComponent.BaseComponent.setParamWithToken">
207<tt class="descname">setParamWithToken</tt><big>(</big><em>name</em>, <em>value</em>, <em>token</em>, <em>member</em><big>)</big><a class="headerlink" href="#sans.models.BaseComponent.BaseComponent.setParamWithToken" title="Permalink to this definition">¶</a></dt>
208<dd></dd></dl>
209
210</dd></dl>
211
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