rfft_scalar library

Performance plots

Interface

/*****************************************************
 *  spiral_rfftfwd_float
 *  Real DFT.
 */
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float)(int n, const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_4)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_8)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_16)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_32)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_64)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_128)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_256)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_512)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_1024)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_2048)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_float_4096)(const float *pSrc, float *pDst );

/*****************************************************
 *  spiral_rfftinv_float
 *  Real DFT.
 */
SPIRAL_API(spiral_status_t, spiral_rfftinv_float)(int n, const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_4)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_8)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_16)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_32)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_64)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_128)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_256)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_512)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_1024)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_2048)(const float *pSrc, float *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_float_4096)(const float *pSrc, float *pDst );

/*****************************************************
 *  spiral_rfftfwd_double
 *  Real DFT.
 */
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double)(int n, const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_4)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_8)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_16)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_32)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_64)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_128)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_256)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_512)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_1024)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_2048)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftfwd_double_4096)(const double *pSrc, double *pDst );

/*****************************************************
 *  spiral_rfftinv_double
 *  Real DFT.
 */
SPIRAL_API(spiral_status_t, spiral_rfftinv_double)(int n, const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_4)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_8)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_16)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_32)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_64)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_128)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_256)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_512)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_1024)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_2048)(const double *pSrc, double *pDst );
SPIRAL_API(spiral_status_t, spiral_rfftinv_double_4096)(const double *pSrc, double *pDst );

Download

Library Package: rfft_scalar.tar.gz

More information

Commercial licensing: fft AT spiralgen.com