Changeset 222d75c7 in sasview for sansmodels/src/libigor

Timestamp:

Aug 20, 2009 3:28:21 PM (15 years ago)

Author:

Jae Cho <jhjcho@…>

Branches:

master, ESS_GUI, ESS_GUI_Docs, ESS_GUI_batch_fitting, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_iss879, ESS_GUI_iss959, ESS_GUI_opencl, ESS_GUI_ordering, ESS_GUI_sync_sascalc, costrafo411, magnetic_scatt, release-4.1.1, release-4.1.2, release-4.2.2, release_4.0.1, ticket-1009, ticket-1094-headless, ticket-1242-2d-resolution, ticket-1243, ticket-1249, ticket885, unittest-saveload

Children:

0cfeff4

Parents:

5ff9d7f

Message:

reverted added lamellar_kernel

Location:

sansmodels/src/libigor

Files:

• libCylinder.c (modified) (1 diff)
• libCylinder.h (modified) (1 diff)

sansmodels/src/libigor/libCylinder.c

@@ -903 +903 @@
         return(inten+bkg);
 }
-/*      LamellarFFX  :  calculates the form factor of a lamellar structure - no S(q) effects included
-                                                -NO polydispersion included
-*/
-double lamellar_kernel(double dp[], double q){
-        double scale,del,sld_bi,sld_sol,contr,bkg;              //local variables of coefficient wave
-        double inten, qval,Pq;
-        double Pi;
-
-
-        Pi = 4.0*atan(1.0);
-        scale = dp[0];
-        del = dp[1];
-        sld_bi = dp[2];
-        sld_sol = dp[3];
-        bkg = dp[4];
-        qval = q;
-        contr = sld_bi -sld_sol;
-
-        Pq = 2.0*contr*contr/qval/qval*(1.0-cos(qval*del));
-
-        inten = 2.0*Pi*scale*Pq/(qval*qval);            //this is now dimensionless...
-
-        inten /= del;                   //normalize by the thickness (in A)
-
-        inten *= 1.0e8;         // 1/A to 1/cm
-
-        return(inten+bkg);
-}
+
 /*      LamellarPSX  :  calculates the form factor of a lamellar structure - with S(q) effects included
 -------

sansmodels/src/libigor/libCylinder.h

@@ -34 +34 @@
 double EllipCylKernel(double qq, double ra,double nu, double theta);
 double TriaxialKernel(double q, double aa, double bb, double cc, double dx, double dy);
-double lamellar_kernel(double dp[], double q);
 double PPKernel(double aa, double mu, double uu);
 double HolCylKernel(double qq, double rcore, double rshell, double length, double dum);