kml_fft(f/h)_mpi_execute_dft_c2r

Execute the created FFT plan. kml_fft(f/h)_mpi_execute_dft_c2r supports new input and output parameters that are different from those associated with the plan.

Interface Definition

C interface:

void kml_fft_mpi_execute_dft_c2r(const kml_fft_plan p, kml_fft_complex *in, double *out);

void kml_fftf_mpi_execute_dft_c2r(const kml_fftf_plan p, kml_fftf_complex *in, float *out);

void kml_ffth_mpi_execute_dft_c2r(const kml_ffth_plan p, kml_ffth_complex *in, __fp16 *out);

Parameters

Parameter	Data Type	Description	Input/Output
p	Double precision: const kml_fft_plan Single precision: const kml_fftf_plan Half precision: const kml_ffth_plan	FFT plan obtained by calling the plan function.	Input
in	Double precision: kml_fft_complex* Single precision: kml_fftf_complex* Half precision: kml_ffth_complex*	Inputs the data to be transformed.	Input
out	Double precision: double* Single precision: float* Half precision: __fp16*	Outputs the data generated using FFT.	Output

Dependencies

C: "kfft-mpi.h"

Examples

See C2R Transforms.

Parent topic: FFT Execution Functions