Changeset 0d6e865 in sasmodels for sasmodels/kernel_template.c

Timestamp:

Oct 11, 2016 1:42:00 PM (8 years ago)

Author:

dirk

Branches:

master, core_shell_microgels, costrafo411, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests

Children:

1fdb555

Parents:

19e7ca7

Message:

Rewriting selected models in spherical coordinates. This fixes ticket #492 for these models.

File:

• sasmodels/kernel_template.c (modified) (1 diff)

sasmodels/kernel_template.c

@@ -264 +264 @@
       #if defined(IQXY_HAS_THETA)
         // Force a nominal value for the spherical correction even when
-        // theta is +90/-90 so that there are no divide by zero problems.
-        // For cos(theta) fixed at 90, we effectively multiply top and bottom
+        // theta is +0/180 so that there are no divide by zero problems.
+        // For sin(theta) fixed at 0 and 180, we effectively multiply top and bottom
         // by 1e-6, so the effect cancels.
         const double spherical_correction = fmax(fabs(cos(M_PI_180*theta)), 1.e-6);