Defines a communication avoiding Conjugate Gradient method.
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| type | cacg_t |
| | S-step communication avoiding preconditioned conjugate gradient method. More...
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| subroutine | cacg_init (this, n, max_iter, m, s, rel_tol, abs_tol, monitor) |
| | Initialise a s-step CA PCG solver.
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| subroutine | cacg_free (this) |
| | Deallocate a s-step CA PCG solver.
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| type(ksp_monitor_t) function | cacg_solve (this, ax, x, f, n, coef, blst, gs_h, niter) |
| | S-step CA PCG solve.
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| subroutine | construct_basis_matrix (tt, s) |
| | Monomial matrix constuction, not sparse.
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| type(ksp_monitor_t) function, dimension(3) | cacg_solve_coupled (this, ax, x, y, z, fx, fy, fz, n, coef, blstx, blsty, blstz, gs_h, niter) |
| | S-step CA PCG coupled solve.
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◆ cacg_free()
◆ cacg_init()
| subroutine cacg::cacg_init |
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class(cacg_t), intent(inout) |
this, |
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integer, intent(in) |
n, |
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integer, intent(in) |
max_iter, |
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class(pc_t), intent(in), optional, target |
m, |
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integer, intent(in), optional |
s, |
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real(kind=rp), intent(in), optional |
rel_tol, |
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real(kind=rp), intent(in), optional |
abs_tol, |
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logical, intent(in), optional |
monitor |
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◆ cacg_solve()
| type(ksp_monitor_t) function cacg::cacg_solve |
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class(cacg_t), intent(inout) |
this, |
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class(ax_t), intent(in) |
ax, |
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type(field_t), intent(inout) |
x, |
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real(kind=rp), dimension(n), intent(in) |
f, |
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integer, intent(in) |
n, |
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type(coef_t), intent(inout) |
coef, |
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type(bc_list_t), intent(inout) |
blst, |
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type(gs_t), intent(inout) |
gs_h, |
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integer, intent(in), optional |
niter |
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private |
◆ cacg_solve_coupled()
| type(ksp_monitor_t) function, dimension(3) cacg::cacg_solve_coupled |
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class(cacg_t), intent(inout) |
this, |
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class(ax_t), intent(in) |
ax, |
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type(field_t), intent(inout) |
x, |
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type(field_t), intent(inout) |
y, |
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type(field_t), intent(inout) |
z, |
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real(kind=rp), dimension(n), intent(in) |
fx, |
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real(kind=rp), dimension(n), intent(in) |
fy, |
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real(kind=rp), dimension(n), intent(in) |
fz, |
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integer, intent(in) |
n, |
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type(coef_t), intent(inout) |
coef, |
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type(bc_list_t), intent(inout) |
blstx, |
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type(bc_list_t), intent(inout) |
blsty, |
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type(bc_list_t), intent(inout) |
blstz, |
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type(gs_t), intent(inout) |
gs_h, |
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integer, intent(in), optional |
niter |
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private |
◆ construct_basis_matrix()
