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 b3644f3 was
96b59384,
checked in by Jae Cho <jhjcho@…>, 15 years ago
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added 2D and model descpt.
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-
Property mode set to
100644
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File size:
1.4 KB
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1 | /** |
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2 | * Scattering model for a lamellar |
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3 | * TODO: Add 2D analysis |
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4 | */ |
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5 | |
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6 | #include "lamellarPS_HG.h" |
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7 | #include <math.h> |
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8 | #include "libCylinder.h" |
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9 | #include <stdio.h> |
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10 | #include <stdlib.h> |
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11 | |
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12 | |
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13 | /** |
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14 | * Function to evaluate 1D scattering function |
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15 | * @param pars: parameters of the lamellar |
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16 | * @param q: q-value |
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17 | * @return: function value |
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18 | */ |
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19 | double lamellarPS_HG_analytical_1D(LamellarPSHGParameters *pars, double q) { |
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20 | double dp[10]; |
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21 | |
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22 | // Fill paramater array |
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23 | dp[0] = pars->scale; |
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24 | dp[1] = pars->spacing; |
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25 | dp[2] = pars->deltaT; |
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26 | dp[3] = pars->deltaH; |
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27 | dp[4] = pars->sld_tail; |
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28 | dp[5] = pars->sld_head; |
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29 | dp[6] = pars->sld_solvent; |
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30 | dp[7] = pars->n_plates; |
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31 | dp[8] = pars->caille; |
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32 | dp[9] = pars->background; |
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33 | |
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34 | // Call library function to evaluate model |
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35 | return LamellarPS_HG(dp, q); |
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36 | } |
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37 | /** |
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38 | * Function to evaluate 2D scattering function |
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39 | * @param pars: parameters of the lamellar |
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40 | * @param q: q-value |
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41 | * @return: function value |
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42 | */ |
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43 | double lamellarPS_HG_analytical_2DXY(LamellarPSHGParameters *pars, double qx, double qy) { |
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44 | return lamellarPS_HG_analytical_1D(pars, sqrt(qx*qx+qy*qy)); |
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45 | } |
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46 | |
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47 | |
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48 | /** |
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49 | * Function to evaluate 2D scattering function |
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50 | * @param pars: parameters of the lamellar |
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51 | * @param q: q-value |
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52 | * @param phi: angle phi |
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53 | * @return: function value |
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54 | */ |
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55 | double lamellarPS_HG_analytical_2D(LamellarPSHGParameters *pars, double q, double phi) { |
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56 | return lamellarPS_HG_analytical_1D(pars, q); |
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57 | } |
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58 | |
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