faer/operator/operator_impl/
csc_matref.rs

1use super::*;
2
3impl<T: ComplexField, I: Index, ViewT: Conjugate<Canonical = T>> LinOp<T> for SparseColMatRef<'_, I, ViewT> {
4	#[inline]
5	fn nrows(&self) -> usize {
6		(**self).nrows()
7	}
8
9	#[inline]
10	fn ncols(&self) -> usize {
11		(**self).ncols()
12	}
13
14	#[inline]
15	fn apply_scratch(&self, rhs_ncols: usize, par: Par) -> StackReq {
16		_ = (rhs_ncols, par);
17		StackReq::EMPTY
18	}
19
20	#[inline]
21	#[track_caller]
22	fn apply(&self, out: MatMut<'_, T>, rhs: MatRef<'_, T>, par: Par, stack: &mut MemStack) {
23		_ = stack;
24		linalg_sp::matmul::sparse_dense_matmul(out, Accum::Replace, *self, rhs, one(), par);
25	}
26
27	#[inline]
28	#[track_caller]
29	fn conj_apply(&self, out: MatMut<'_, T>, rhs: MatRef<'_, T>, par: Par, stack: &mut MemStack) {
30		_ = stack;
31		let this = self.conjugate();
32		linalg_sp::matmul::sparse_dense_matmul(out, Accum::Replace, this, rhs, one(), par);
33	}
34}
35
36impl<T: ComplexField, I: Index, ViewT: Conjugate<Canonical = T>> BiLinOp<T> for SparseColMatRef<'_, I, ViewT> {
37	#[inline]
38	fn transpose_apply_scratch(&self, rhs_ncols: usize, par: Par) -> StackReq {
39		_ = (rhs_ncols, par);
40		StackReq::EMPTY
41	}
42
43	#[inline]
44	#[track_caller]
45	fn transpose_apply(&self, out: MatMut<'_, T>, rhs: MatRef<'_, T>, par: Par, stack: &mut MemStack) {
46		_ = stack;
47		let this = self.transpose();
48		linalg_sp::matmul::dense_sparse_matmul(out.transpose_mut(), Accum::Replace, rhs.transpose(), this.transpose(), one(), par);
49	}
50
51	#[inline]
52	#[track_caller]
53	fn adjoint_apply(&self, out: MatMut<'_, T>, rhs: MatRef<'_, T>, par: Par, stack: &mut MemStack) {
54		_ = stack;
55		let this = self.adjoint();
56		linalg_sp::matmul::dense_sparse_matmul(out.transpose_mut(), Accum::Replace, rhs.transpose(), this.transpose(), one(), par);
57	}
58}
59
60impl<T: ComplexField, I: Index, ViewT: Conjugate<Canonical = T>> Precond<T> for SparseColMatRef<'_, I, ViewT> {}
61impl<T: ComplexField, I: Index, ViewT: Conjugate<Canonical = T>> BiPrecond<T> for SparseColMatRef<'_, I, ViewT> {}
faer/operator/operator_impl/csc_matref.rs

faer/operator/operator_impl/
csc_matref.rs
