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Last change
on this file since 52e0f2d was
503a972,
checked in by Mathieu Doucet <doucetm@…>, 13 years ago
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more include dir in a more sensible place
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Property mode set to
100644
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File size:
1.6 KB
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[503a972] | 1 | #if !defined(flexcyl_ellipX_h) |
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| 2 | #define flexcyl_ellipX_h |
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| 3 | #include "parameters.hh" |
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| 4 | |
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| 5 | /** Structure definition for Flexible cylinder w/ EllipX parameters |
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| 6 | * [PYTHONCLASS] = FlexCylEllipXModel |
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| 7 | * [DISP_PARAMS] = length, kuhn_length, radius, axis_ratio |
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| 8 | [DESCRIPTION] = <text> Note : scale and contrast=sldCyl-sldSolv are both multiplicative factors in the |
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| 9 | model and are perfectly correlated. One or |
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| 10 | both of these parameters must be held fixed |
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| 11 | during model fitting. |
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| 12 | </text> |
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| 13 | [FIXED]= <text>length.width; kuhn_length.width; radius.width; axis_ratio.width</text> |
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| 14 | [ORIENTATION_PARAMS]= <text></text> |
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| 15 | **/ |
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| 16 | |
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| 17 | class FlexCylEllipXModel{ |
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| 18 | public: |
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| 19 | // Model parameters |
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| 20 | /// Scale factor |
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| 21 | // [DEFAULT]=scale=1.0 |
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| 22 | Parameter scale; |
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| 23 | /// Length of the flexible cylinder [A] |
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| 24 | // [DEFAULT]=length=1000 [A] |
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| 25 | Parameter length; |
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| 26 | /// Kuhn length of the flexible cylinder [A] |
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| 27 | // [DEFAULT]=kuhn_length=100 [A] |
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| 28 | Parameter kuhn_length; |
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| 29 | /// Radius of the flexible cylinder [A] |
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| 30 | // [DEFAULT]=radius=20.0 [A] |
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| 31 | Parameter radius; |
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| 32 | /// axis_ratio (major_radius/radius |
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| 33 | // [DEFAULT]=axis_ratio=1.5 |
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| 34 | Parameter axis_ratio; |
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| 35 | /// SLD of cylinder [1/A^(2)] |
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| 36 | // [DEFAULT]=sldCyl=1.0e-6 [1/A^(2)] |
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| 37 | Parameter sldCyl; |
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| 38 | /// SLD of solvent [1/A^(2)] |
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| 39 | // [DEFAULT]=sldSolv=6.3e-6 [1/A^(2)] |
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| 40 | Parameter sldSolv; |
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| 41 | /// Incoherent Background [1/cm] |
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| 42 | // [DEFAULT]=background=0.0001 [1/cm] |
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| 43 | Parameter background; |
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| 44 | |
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| 45 | // Constructor |
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| 46 | FlexCylEllipXModel(); |
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| 47 | |
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| 48 | // Operators to get I(Q) |
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| 49 | double operator()(double q); |
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| 50 | double operator()(double qx, double qy); |
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| 51 | double calculate_ER(); |
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| 52 | double evaluate_rphi(double q, double phi); |
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| 53 | }; |
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| 54 | |
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| 55 | #endif |
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