diff src/fftw-3.3.8/kernel/tensor3.c @ 82:d0c2a83c1364

Add FFTW 3.3.8 source, and a Linux build

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/fftw-3.3.8/kernel/tensor3.c	Tue Nov 19 14:52:55 2019 +0000
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2003, 2007-14 Matteo Frigo
+ * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+
+#include "kernel/ifftw.h"
+
+/* Currently, mktensor_4d and mktensor_5d are only used in the MPI
+   routines, where very complicated transpositions are required.
+   Therefore we split them into a separate source file. */
+
+tensor *X(mktensor_4d)(INT n0, INT is0, INT os0,
+		       INT n1, INT is1, INT os1,
+		       INT n2, INT is2, INT os2,
+		       INT n3, INT is3, INT os3)
+{
+     tensor *x = X(mktensor)(4);
+     x->dims[0].n = n0;
+     x->dims[0].is = is0;
+     x->dims[0].os = os0;
+     x->dims[1].n = n1;
+     x->dims[1].is = is1;
+     x->dims[1].os = os1;
+     x->dims[2].n = n2;
+     x->dims[2].is = is2;
+     x->dims[2].os = os2;
+     x->dims[3].n = n3;
+     x->dims[3].is = is3;
+     x->dims[3].os = os3;
+     return x;
+}
+
+tensor *X(mktensor_5d)(INT n0, INT is0, INT os0,
+		       INT n1, INT is1, INT os1,
+		       INT n2, INT is2, INT os2,
+		       INT n3, INT is3, INT os3,
+		       INT n4, INT is4, INT os4)
+{
+     tensor *x = X(mktensor)(5);
+     x->dims[0].n = n0;
+     x->dims[0].is = is0;
+     x->dims[0].os = os0;
+     x->dims[1].n = n1;
+     x->dims[1].is = is1;
+     x->dims[1].os = os1;
+     x->dims[2].n = n2;
+     x->dims[2].is = is2;
+     x->dims[2].os = os2;
+     x->dims[3].n = n3;
+     x->dims[3].is = is3;
+     x->dims[3].os = os3;
+     x->dims[4].n = n4;
+     x->dims[4].is = is4;
+     x->dims[4].os = os4;
+     return x;
+}