Changeset 4962519 in sasmodels for sasmodels/models/flexible_cylinder_elliptical.c

Timestamp:

Oct 14, 2016 4:49:58 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:

14838a3

Parents:

a5b6997

Message:

use square and cube instead of pow()

File:

• sasmodels/models/flexible_cylinder_elliptical.c (modified) (1 diff)

sasmodels/models/flexible_cylinder_elliptical.c

@@ -21 +21 @@
         double sn, cn;
         SINCOS(zi, sn, cn);
-        double arg = q*sqrt(a*a*sn*sn+b*b*cn*cn);
-        double yyy = pow((double)sas_J1c(arg),2);
-        yyy *= Gauss76Wt[i];
-        summ += yyy;
+        double arg = q*sqrt(a*a*sn*sn + b*b*cn*cn);
+        double yyy = sas_J1c(arg);
+        summ += Gauss76Wt[i] * yyy * yyy;
     }