Changeset 4f1f876 in sasmodels for sasmodels/details.py

Timestamp:

Jul 28, 2016 4:39:28 PM (8 years ago)

Author:

Paul Kienzle <pkienzle@…>

Branches:

master, core_shell_microgels, costrafo411, magnetic_model, release_v0.94, release_v0.95, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests

Children:

58210db

Parents:

0f00d95

Message:

Intel GPU wants data vectors to follow cache alignment

File:

• sasmodels/details.py (modified) (1 diff)

sasmodels/details.py

@@ -176 +176 @@
     if all(len(w)==1 for w in weights):
         call_details = mono_details(kernel.info)
-        data = np.array(scalars+scalars+[1]*len(scalars), dtype=kernel.dtype)
+        # Pad value array to a 32 value boundary
+        data_len = 3*len(scalars)
+        extra = ((data_len+31)//32)*32 - data_len
+        data = np.array(scalars+scalars+[1.]*len(scalars)+[0.]*extra, dtype=kernel.dtype)
     else:
         call_details = poly_details(kernel.info, weights)
-        data = np.hstack(scalars+list(values)+list(weights)).astype(kernel.dtype)
+        # Pad value array to a 32 value boundary
+        data_len = len(scalars) + 2*sum(len(v) for v in values)
+        extra = ((data_len+31)//32)*32 - data_len
+        data = np.hstack(scalars+list(values)+list(weights)+[0.]*extra).astype(kernel.dtype)
     is_magnetic = convert_magnetism(kernel.info.parameters, data)
     #call_details.show()