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 17a6843 was
ae3ce4e,
checked in by Mathieu Doucet <doucetm@…>, 17 years ago
|
Moving sansmodels to trunk
|
-
Property mode set to
100644
|
File size:
1.6 KB
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Rev | Line | |
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[ae3ce4e] | 1 | #if !defined(ell_cylinder_h) |
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| 2 | #define ell_cylinder_h |
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| 3 | |
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| 4 | /** Structure definition for cylinder parameters |
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| 5 | * [PYTHONCLASS] = EllipticalCylinderModel |
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| 6 | * */ |
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| 7 | typedef struct { |
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| 8 | /// Scale factor |
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| 9 | // [DEFAULT]=scale=1.0 |
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| 10 | double scale; |
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| 11 | /// Minor radius [A] |
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| 12 | // [DEFAULT]=r_minor=20.0 A |
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| 13 | double r_minor; |
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| 14 | /// Ratio of major/minor radii |
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| 15 | // [DEFAULT]=r_ratio=1.5 A |
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| 16 | double r_ratio; |
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| 17 | /// Length of the cylinder [A] |
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| 18 | // [DEFAULT]=length=400.0 A |
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| 19 | double length; |
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| 20 | /// Contrast [A-2] |
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| 21 | // [DEFAULT]=contrast=3.0e-6 A-2 |
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| 22 | double contrast; |
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| 23 | /// Incoherent Background (cm-1) 0.000 |
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| 24 | // [DEFAULT]=background=0 cm-1 |
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| 25 | double background; |
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| 26 | /// Orientation of the cylinder axis w/respect incoming beam [rad] |
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| 27 | // [DEFAULT]=cyl_theta=1.57 rad |
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| 28 | double cyl_theta; |
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| 29 | /// Orientation of the cylinder in the plane of the detector [rad] |
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| 30 | // [DEFAULT]=cyl_phi=0.0 rad |
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| 31 | double cyl_phi; |
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| 32 | /// Orientation of major radius of the cross-section w/respect vector q [rad] |
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| 33 | // [DEFAULT]=cyl_psi=0.0 rad |
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| 34 | double cyl_psi; |
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| 35 | } EllipticalCylinderParameters; |
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| 36 | |
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| 37 | |
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| 38 | |
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| 39 | /// 1D scattering function |
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| 40 | double elliptical_cylinder_analytical_1D(EllipticalCylinderParameters *pars, double q); |
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| 41 | |
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| 42 | /// 2D scattering function |
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| 43 | double elliptical_cylinder_analytical_2D(EllipticalCylinderParameters *pars, double q, double phi); |
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| 44 | double elliptical_cylinder_analytical_2DXY(EllipticalCylinderParameters *pars, double qx, double qy); |
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| 45 | double elliptical_cylinder_analytical_2D_scaled(EllipticalCylinderParameters *pars, double q, double q_x, double q_y); |
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| 46 | |
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| 47 | #endif |
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