Changeset 7c35fda in sasmodels
 Timestamp:
 May 31, 2018 10:07:31 AM (14 months ago)
 Branches:
 master, core_shell_microgels, magnetic_model, ticket1257vesicleproduct, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
 Children:
 befe905
 Parents:
 84e89cd
 File:

 1 edited
Legend:
 Unmodified
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 Removed

sasmodels/kernel_iq.c
r84e89cd r7c35fda 83 83 in_spin = clip(in_spin, 0.0, 1.0); 84 84 out_spin = clip(out_spin, 0.0, 1.0); 85 // Note: sasview 3.1 scaled all slds by sqrt(weight) and assumed that 85 // Previous version of this function took the square root of the weights, 86 // under the assumption that 87 // 86 88 // w*I(q, rho1, rho2, ...) = I(q, sqrt(w)*rho1, sqrt(w)*rho2, ...) 87 // which is likely to be the case for simple models. 89 // 90 // However, since the weights are applied to the final intensity and 91 // are not interned inside the I(q) function, we want the full 92 // weight and not the square root. Any function using 93 // set_spin_weights as part of calculating an amplitude will need to 94 // manually take that square root, but there is currently no such 95 // function. 88 96 weight[0] = (1.0in_spin) * (1.0out_spin); // dd 89 97 weight[1] = (1.0in_spin) * out_spin; // du
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