ticket-1257-vesicle-productticket_1156ticket_822_more_unit_tests
Last change
on this file since b39bf3b was
d42dd4a,
checked in by pkienzle, 6 years ago
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fix compiler warnings for CUDA
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-
Property mode set to
100644
|
File size:
1.3 KB
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Line | |
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1 | |
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2 | static double |
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3 | f_constant(double q, double r, double sld) |
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4 | { |
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5 | const double bes = sas_3j1x_x(q * r); |
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6 | const double vol = M_4PI_3 * cube(r); |
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7 | return sld * vol * bes; |
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8 | } |
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9 | |
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10 | static double |
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11 | outer_radius(double core_radius, double fp_n, double thickness[]) |
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12 | { |
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13 | double r = core_radius; |
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14 | int n = (int)(fp_n+0.5); |
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15 | for (int i=0; i < n; i++) { |
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16 | r += thickness[i]; |
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17 | } |
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18 | return r; |
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19 | } |
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20 | |
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21 | static double |
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22 | form_volume(double core_radius, double fp_n, double thickness[]) |
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23 | { |
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24 | return M_4PI_3 * cube(outer_radius(core_radius, fp_n, thickness)); |
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25 | } |
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26 | |
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27 | static double |
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28 | effective_radius(int mode, double core_radius, double fp_n, double thickness[]) |
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29 | { |
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30 | switch (mode) { |
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31 | default: |
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32 | case 1: // outer radius |
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33 | return outer_radius(core_radius, fp_n, thickness); |
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34 | case 2: // core radius |
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35 | return core_radius; |
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36 | } |
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37 | } |
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38 | |
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39 | static void |
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40 | Fq(double q, double *F1, double *F2, double core_sld, double core_radius, |
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41 | double solvent_sld, double fp_n, double sld[], double thickness[]) |
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42 | { |
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43 | const int n = (int)(fp_n+0.5); |
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44 | double f, r, last_sld; |
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45 | r = core_radius; |
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46 | last_sld = core_sld; |
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47 | f = 0.; |
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48 | for (int i=0; i<n; i++) { |
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49 | f += M_4PI_3 * cube(r) * (sld[i] - last_sld) * sas_3j1x_x(q*r); |
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50 | last_sld = sld[i]; |
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51 | r += thickness[i]; |
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52 | } |
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53 | f += M_4PI_3 * cube(r) * (solvent_sld - last_sld) * sas_3j1x_x(q*r); |
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54 | *F1 = 1e-2 * f; |
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55 | *F2 = 1e-4 * f * f; |
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56 | } |
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