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Functions | 
| static int | linogram_grid (int T, int R, double *x, double *w) | 
|  | Generates the points x with weights w for the linogram grid with T slopes and R offsets. 
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| static int | linogram_dft (fftw_complex *f_hat, int NN, fftw_complex *f, int T, int R, int m) | 
|  | discrete pseudo-polar FFT 
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| static int | linogram_fft (fftw_complex *f_hat, int NN, fftw_complex *f, int T, int R, int m) | 
|  | NFFT-based pseudo-polar FFT. 
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| static int | inverse_linogram_fft (fftw_complex *f, int T, int R, fftw_complex *f_hat, int NN, int max_i, int m) | 
|  | NFFT-based inverse pseudo-polar FFT. 
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| int | comparison_fft (FILE *fp, int N, int T, int R) | 
|  | Comparison of the FFTW, linogram FFT, and inverse linogram FFT. 
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| int | main (int argc, char **argv) | 
|  | test program for various parameters 
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