Neko 0.9.99
A portable framework for high-order spectral element flow simulations
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pipecg Module Reference

Defines a pipelined Conjugate Gradient methods.

Data Types

type  pipecg_t
 Pipelined preconditioned conjugate gradient method. More...
 

Functions/Subroutines

subroutine pipecg_init (this, n, max_iter, m, rel_tol, abs_tol, monitor)
 Initialise a pipelined PCG solver.
 
subroutine pipecg_free (this)
 Deallocate a pipelined PCG solver.
 
type(ksp_monitor_t) function pipecg_solve (this, ax, x, f, n, coef, blst, gs_h, niter)
 Pipelined PCG solve.
 
type(ksp_monitor_t) function, dimension(3) pipecg_solve_coupled (this, ax, x, y, z, fx, fy, fz, n, coef, blstx, blsty, blstz, gs_h, niter)
 Pipelined PCG coupled solve.
 

Variables

integer, parameter pipecg_p_space = 7
 

Function/Subroutine Documentation

◆ pipecg_free()

subroutine pipecg::pipecg_free ( class(pipecg_t), intent(inout this)
private

Definition at line 120 of file pipecg.f90.

◆ pipecg_init()

subroutine pipecg::pipecg_init ( class(pipecg_t), intent(inout this,
integer, intent(in n,
integer, intent(in max_iter,
class(pc_t), intent(in), optional, target  m,
real(kind=rp), intent(in), optional  rel_tol,
real(kind=rp), intent(in), optional  abs_tol,
logical, intent(in), optional  monitor 
)

Definition at line 75 of file pipecg.f90.

◆ pipecg_solve()

type(ksp_monitor_t) function pipecg::pipecg_solve ( class(pipecg_t), intent(inout this,
class(ax_t), intent(in ax,
type(field_t), intent(inout x,
real(kind=rp), dimension(n), intent(in f,
integer, intent(in n,
type(coef_t), intent(inout coef,
type(bc_list_t), intent(inout blst,
type(gs_t), intent(inout gs_h,
integer, intent(in), optional  niter 
)
private

Definition at line 159 of file pipecg.f90.

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◆ pipecg_solve_coupled()

type(ksp_monitor_t) function, dimension(3) pipecg::pipecg_solve_coupled ( class(pipecg_t), intent(inout this,
class(ax_t), intent(in ax,
type(field_t), intent(inout x,
type(field_t), intent(inout y,
type(field_t), intent(inout z,
real(kind=rp), dimension(n), intent(in fx,
real(kind=rp), dimension(n), intent(in fy,
real(kind=rp), dimension(n), intent(in fz,
integer, intent(in n,
type(coef_t), intent(inout coef,
type(bc_list_t), intent(inout blstx,
type(bc_list_t), intent(inout blsty,
type(bc_list_t), intent(inout blstz,
type(gs_t), intent(inout gs_h,
integer, intent(in), optional  niter 
)
private

Definition at line 372 of file pipecg.f90.

Variable Documentation

◆ pipecg_p_space

integer, parameter pipecg::pipecg_p_space = 7
private

Definition at line 48 of file pipecg.f90.