Changeset 21fbab1 in sasmodels


Ignore:
Timestamp:
Dec 20, 2016 2:36:32 PM (8 years ago)
Author:
Paul Kienzle <pkienzle@…>
Branches:
master, core_shell_microgels, costrafo411, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
Children:
d2deac2
Parents:
e83f2a0
Message:

round to nearest n shells rather than ceil()

Location:
sasmodels/models
Files:
2 edited

Legend:

Unmodified
Added
Removed

  • sasmodels/models/core_multi_shell.c

    rc5ac2b2 r21fbab1  
    88} 
    99 
    10 double 
    11 form_volume(double core_radius, double n, double thickness[]); 
    12 double 
    13 form_volume(double core_radius, double n, double thickness[]) 
     10static double 
     11form_volume(double core_radius, double fp_n, double thickness[]) 
    1412{ 
    1513  double r = core_radius; 
     14  int n = (int)(fp_n+0.5); 
    1615  for (int i=0; i < n; i++) { 
    1716    r += thickness[i]; 
    … …  
    2019} 
    2120 
    22 double 
     21static double 
    2322Iq(double q, double core_sld, double core_radius, 
    24    double solvent_sld, double num_shells, double sld[], double thickness[]); 
    25 double 
    26 Iq(double q, double core_sld, double core_radius, 
    27    double solvent_sld, double num_shells, double sld[], double thickness[]) 
     23   double solvent_sld, double fp_n, double sld[], double thickness[]) 
    2824{ 
    29   const int n = (int)ceil(num_shells); 
     25  const int n = (int)(fp_n+0.5); 
    3026  double f, r, last_sld; 
    3127  r = core_radius; 

  • sasmodels/models/core_multi_shell.py

    r2d73a53 r21fbab1  
    107107    Returns the SLD profile *r* (Ang), and *rho* (1e-6/Ang^2). 
    108108    """ 
     109    n = int(n+0.5) 
    109110    z = [] 
    110111    rho = [] 
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