Changeset 84e89cd in sasmodels for sasmodels/kernel_iq.c

Timestamp:

May 29, 2018 12:20:06 PM (6 years ago)

Author:

Adam Washington <adam.washington@…>

Branches:

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

Children:

7c35fda

Parents:

33969b6

Message:

Fix spin weighting

File:

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

sasmodels/kernel_iq.c

@@ -86 +86 @@
   //     w*I(q, rho1, rho2, ...) = I(q, sqrt(w)*rho1, sqrt(w)*rho2, ...)
   // which is likely to be the case for simple models.
-  weight[0] = sqrt((1.0-in_spin) * (1.0-out_spin)); // dd
-  weight[1] = sqrt((1.0-in_spin) * out_spin);       // du.real
-  weight[2] = sqrt(in_spin * (1.0-out_spin));       // ud.real
-  weight[3] = sqrt(in_spin * out_spin);             // uu
+  weight[0] = (1.0-in_spin) * (1.0-out_spin); // dd
+  weight[1] = (1.0-in_spin) * out_spin;       // du
+  weight[2] = in_spin * (1.0-out_spin);       // ud
+  weight[3] = in_spin * out_spin;             // uu
   weight[4] = weight[1]; // du.imag
   weight[5] = weight[2]; // ud.imag