This commit is contained in:
Jean-Philippe Bossuat
2025-01-14 13:49:24 +01:00
parent 47a0894414
commit 2e446c6b76
2 changed files with 18 additions and 46 deletions

View File

@@ -62,74 +62,46 @@ fn packing_u64() {
let ring: Ring<u64> = Ring::new(n, q_base, q_power);
sub_test("test_packing_u64::<NTT:false>", || {
test_packing_full_u64::<false>(&ring)
test_packing_sparse_u64::<false>(&ring, 1)
});
sub_test("test_packing_u64::<NTT:true>", || {
test_packing_full_u64::<true>(&ring)
test_packing_sparse_u64::<true>(&ring, 1)
});
sub_test("test_packing_sparse_u64::<NTT:false>", || {
test_packing_sparse_u64::<false>(&ring)
test_packing_sparse_u64::<false>(&ring, 3)
});
sub_test("test_packing_sparse_u64::<NTT:true>", || {
test_packing_sparse_u64::<true>(&ring)
test_packing_sparse_u64::<true>(&ring, 3)
});
}
fn test_packing_full_u64<const NTT: bool>(ring: &Ring<u64>) {
fn test_packing_sparse_u64<const NTT: bool>(ring: &Ring<u64>, gap: usize) {
let n: usize = ring.n();
let mut result: Vec<Option<Poly<u64>>> = vec![None; n];
let mut result: Vec<Option<&mut Poly<u64>>> = Vec::with_capacity(n);
result.resize_with(n, || None);
for i in 0..n {
let mut poly: Poly<u64> = ring.new_poly();
poly.fill(&(1 + i as u64));
let mut polys: Vec<Poly<u64>> = vec![ring.new_poly(); (n+gap-1)/gap];
polys.iter_mut().enumerate().for_each(|(i , poly)|{
poly.fill(&((1 + i*gap) as u64));
if NTT {
ring.ntt_inplace::<false>(&mut poly);
ring.ntt_inplace::<false>(poly);
}
result[i] = Some(poly);
}
result[i*gap] = Some(poly);
});
ring.pack::<true, NTT>(&mut result, ring.log_n());
if let Some(poly) = result[0].as_mut() {
if NTT {
ring.intt_inplace::<false>(poly);
}
poly.0
.iter()
.enumerate()
.for_each(|(i, x)| assert_eq!(*x, 1 + i as u64));
}
}
fn test_packing_sparse_u64<const NTT: bool>(ring: &Ring<u64>) {
let n: usize = ring.n();
let mut result: Vec<Option<Poly<u64>>> = vec![None; n];
let gap: usize = 3;
for i in (0..n).step_by(gap) {
let mut poly: Poly<u64> = ring.new_poly();
poly.fill(&(1 + i as u64));
if NTT {
ring.ntt_inplace::<false>(&mut poly);
}
result[i] = Some(poly);
}
ring.pack::<true, NTT>(&mut result, ring.log_n());
if let Some(poly) = result[0].as_mut() {
if NTT {
ring.intt_inplace::<false>(poly);
}
poly.0.iter().enumerate().for_each(|(i, x)| {
if i % gap == 0 {
assert_eq!(*x, 1 + i as u64)
assert_eq!(*x, (1+i) as u64)
} else {
assert_eq!(*x, 0u64)
}