First commit - moving from LuaForge to SourceForge

1 files changed, 32 insertions, 0 deletions

diff --git a/src/fftw3/api/execute-dft.c b/src/fftw3/api/execute-dft.c
new file mode 100644
index 0000000..67fc9b8
--- /dev/null
+++ b/src/fftw3/api/execute-dft.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2003 Matteo Frigo
+ * Copyright (c) 2003 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#include "api.h"
+#include "dft.h"
+
+/* guru interface: requires care in alignment etcetera. */
+void X(execute_dft)(const X(plan) p, C *in, C *out)
+WITH_ALIGNED_STACK({
+     plan_dft *pln = (plan_dft *) p->pln;
+     if (p->sign == FFT_SIGN)
+	  pln->apply((plan *) pln, in[0], in[0]+1, out[0], out[0]+1);
+     else
+	  pln->apply((plan *) pln, in[0]+1, in[0], out[0]+1, out[0]);
+})