diff src/fftw-3.3.3/api/plan-many-r2r.c @ 10:37bf6b4a2645

Add FFTW3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/fftw-3.3.3/api/plan-many-r2r.c	Wed Mar 20 15:35:50 2013 +0000
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2003, 2007-11 Matteo Frigo
+ * Copyright (c) 2003, 2007-11 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 "api.h"
+#include "rdft.h"
+
+#define N0(nembed)((nembed) ? (nembed) : n)
+
+X(plan) X(plan_many_r2r)(int rank, const int *n,
+			 int howmany,
+			 R *in, const int *inembed,
+			 int istride, int idist,
+			 R *out, const int *onembed,
+			 int ostride, int odist,
+			 const X(r2r_kind) * kind, unsigned flags)
+{
+     X(plan) p;
+     rdft_kind *k;
+
+     if (!X(many_kosherp)(rank, n, howmany)) return 0;
+
+     k = X(map_r2r_kind)(rank, kind);
+     p = X(mkapiplan)(
+	  0, flags,
+	  X(mkproblem_rdft_d)(X(mktensor_rowmajor)(rank, n, 
+						   N0(inembed), N0(onembed),
+						   istride, ostride),
+			      X(mktensor_1d)(howmany, idist, odist),
+			      TAINT_UNALIGNED(in, flags), 
+			      TAINT_UNALIGNED(out, flags), k));
+     X(ifree0)(k);
+     return p;
+}