+++ /dev/null
-import ( "fft.lib.dsp" ) ;
-import ( "complex.lib" ) ;
-
-evens = case {
- (2) => _ , ! ;
- (n) => _ , ! , evens(n - 2);
-};
-odds = case {
- (2) => ! , _ ;
- (n) => ! , _ , odds(n - 2);
-};
-
-eo(n) = evens(n), odds(n);
-
-shuffling = case {
- (2) => eo(2);
- (n) => (evens(n) <: shuffling(n/2)), (odds(n) <: shuffling(n/2));
-};
-
-shuffle(n) = bus(n) <: shuffling(n);
-
-input2complex(n) = par(i, n, (sca2pcplx));
-
-fft(n) = input2complex(n) : shuffle(n) : xbutterflies(n);
-
-picks(n) = par(i, n, [i]);
-
-concats = case {
- (1) => vectorize(1);
- (n) => concats(n-1) # vectorize(1);
-};
-
-modules_vector(n) = concats(n);
-
-fft_test(n) = _ : vectorize(n) <: picks(n) : fft(n) : pcplx_moduls(n) : modules_vector(n) : serialize;
-
-//process = +, _ : + : fft_test(128);
-process = fft_test(128);
-//process = (0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7) <: shuffle(8);
-
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-
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