Forwards and backwards working

1 files changed, 17 insertions, 2 deletions

diff --git a/include/ffts.h b/include/ffts.h
index 1431cf6..e266491 100644
--- a/include/ffts.h
+++ b/include/ffts.h
@@ -37,11 +37,26 @@
 #include <complex.h>
 #include <math.h>
 #include <stdint.h>
+#include <stddef.h>
 
-typedef struct ffts_plan_t;
+typedef size_t transform_index_t;
+
+struct _ffts_plan_t {
+	ptrdiff_t *is;
+	ptrdiff_t *offsets;
+	void __attribute__ ((aligned(32))) **ws;
+	void (*firstpass)(const float * restrict, float * restrict, size_t, struct _ffts_plan_t * restrict);
+	size_t i0, i1, i2;
+	uint64_t n_bits, leaftime;
+	
+	transform_index_t *transforms; 
+};
+
+
+typedef struct _ffts_plan_t ffts_plan_t;
 
 void ffts_execute(ffts_plan_t * restrict, const void * restrict, const void * restrict);
-ffts_plan_t *ffts_init(size_t N);
+ffts_plan_t *ffts_init(size_t N, int sign);
 
 
 #endif