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simplification rustique

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zeefaad
2026-02-11 20:38:57 +01:00
parent 69a65a884d
commit 08a57f903f
86 changed files with 42 additions and 36 deletions
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24
Code/ldpc/src/encoder/dense.rs
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@ -38,16 +38,24 @@ impl DenseEncoder {
pub fn encode(&self, message: &[u8]) -> Vec<u8> {
assert_eq!(message.len(), self.k, "Taille du message non valide");
let mut codeword = vec![0; self.n];
// let mut codeword = vec![0; self.n];
// s = u * G
for c in 0..self.n {
let mut sum = 0;
for r in 0..self.k {
sum ^= message[r] & self.g_matrix.get(r, c);
}
codeword[c] = sum;
}
// for c in 0..self.n {
// let mut sum = 0;
// for r in 0..self.k {
// sum ^= message[r] & self.g_matrix.get(r, c);
// }
// codeword[c] = sum;
// }
let mut codeword: Vec<u8> = (0..self.n)
.map(|c| {
message.iter().enumerate().fold(0, |acc, (r, &msg_bit)| {
acc ^ (msg_bit & self.g_matrix.get(r, c))
})
})
.collect();
// Reverse les changement de colonnes
for &(c1, c2) in self.col_swaps.iter().rev() {