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prototype trait for Elem<T> + new ciphertext for VmPPmat

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This commit is contained in:
Jean-Philippe Bossuat
2025-02-18 11:04:13 +01:00
parent fdc2f3ac42
commit d486e89761
21 changed files with 767 additions and 811 deletions
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24
base2k/examples/vector_matrix_product.rs
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@@ -4,31 +4,31 @@ use base2k::{
};
fn main() {
let log_n = 5;
let n = 1 << log_n;
let log_n: i32 = 5;
let n: usize = 1 << log_n;
let module: Module = Module::new::<FFT64>(n);
let log_base2k: usize = 15;
let limbs: usize = 5;
let log_k: usize = log_base2k * limbs - 5;
let cols: usize = 5;
let log_k: usize = log_base2k * cols - 5;
let rows: usize = limbs;
let cols: usize = limbs + 1;
let rows: usize = cols;
let cols: usize = cols + 1;
// Maximum size of the byte scratch needed
let tmp_bytes: usize = module.vmp_prepare_tmp_bytes(rows, cols)
| module.vmp_apply_dft_tmp_bytes(limbs, limbs, rows, cols);
| module.vmp_apply_dft_tmp_bytes(cols, cols, rows, cols);
let mut buf: Vec<u8> = vec![0; tmp_bytes];
let mut a_values: Vec<i64> = vec![i64::default(); n];
a_values[1] = (1 << log_base2k) + 1;
let mut a: VecZnx = module.new_vec_znx(limbs);
let mut a: VecZnx = module.new_vec_znx(cols);
a.encode_vec_i64(log_base2k, log_k, &a_values, 32);
a.normalize(log_base2k, &mut buf);
a.print_limbs(a.limbs(), n);
a.print(a.cols(), n);
println!();
let mut vecznx: Vec<VecZnx> = Vec::new();
@@ -40,8 +40,10 @@ fn main() {
vecznx[i].data[i * n + 1] = 1 as i64;
});
let slices: Vec<&[i64]> = vecznx.iter().map(|v| v.data.as_slice()).collect();
let mut vmp_pmat: VmpPMat = module.new_vmp_pmat(rows, cols);
module.vmp_prepare_dblptr(&mut vmp_pmat, &vecznx, &mut buf);
module.vmp_prepare_dblptr(&mut vmp_pmat, &slices, &mut buf);
let mut c_dft: VecZnxDft = module.new_vec_znx_dft(cols);
module.vmp_apply_dft(&mut c_dft, &a, &vmp_pmat, &mut buf);
@@ -55,7 +57,7 @@ fn main() {
let mut values_res: Vec<i64> = vec![i64::default(); n];
res.decode_vec_i64(log_base2k, log_k, &mut values_res);
res.print_limbs(res.limbs(), n);
res.print(res.cols(), n);
module.free();
c_dft.free();