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% Copyright (C) 2017-2020 Yves Renard.
%
% This file is a part of GetFEM++
%
% GetFEM++ is free software; you can redistribute it and/or modify it
% under the terms of the GNU Lesser General Public License as published
% by the Free Software Foundation; either version 3 of the License, or
% (at your option) any later version along with the GCC Runtime Library
% Exception either version 3.1 or (at your option) any later version.
% This program is distributed in the hope that it will be useful, but
% WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
% or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
% License and GCC Runtime Library Exception for more details.
% You should have received a copy of the GNU Lesser General Public License
% along with this program; if not, write to the Free Software Foundation,
% Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
% -*- matlab -*- (enables emacs matlab mode)
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% parameters for program crack %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%% pde parameters : %%%%%
% MU = 77.0; % Lam coefficient.
% LAMBDA = 107.0; % Lam coefficient.
MU = 1.0; % Lam coefficient.
LAMBDA = 1.0; % Lam coefficient.
QUAD = 0;
%%%%% discretisation parameters : %%%%%
if (~QUAD)
MESH_TYPE = 'GT_PK(2,1)'; % linear triangles
else
% MESH_TYPE = 'GT_LINEAR_QK(2)';
MESH_TYPE = 'GT_QK(2, 1)';
end;
NX = 10; % space step.
MODE = 1; % Mode for the reference solution
MESH_NOISED = 0; % Set to one if you want to "shake" the mesh
if (~QUAD)
%FEM_TYPE = 'FEM_PK_WITH_CUBIC_BUBBLE(2, 2)';
FEM_TYPE = 'FEM_PK(2, 1)'; % PK element
DATA_FEM_TYPE = 'FEM_PK(2,1)';
INTEGRATION = 'IM_STRUCTURED_COMPOSITE(IM_TRIANGLE(6), 5)';
%INTEGRATION = 'IM_TRIANGLE(6)';
FEM_TYPE_P = 'FEM_PK(2,1)';
MORTAR_FEM_TYPE = FEM_TYPE;
else
FEM_TYPE = 'FEM_QK(2,2)'; % Q1 fem for quadrangles
DATA_FEM_TYPE = 'FEM_QK(2,2)';
INTEGRATION = 'IM_GAUSS_PARALLELEPIPED(2, 5)';
FEM_TYPE_P = 'FEM_QK(2,1)';
MORTAR_FEM_TYPE = FEM_TYPE;
end;
MIXED_PRESSURE=0; % Mixed version or not.
DIRICHLET_VERSION = 0; % 0 = multipliers, 1 = penalization
% integration meth. for sub-simplexe of elements crossed by the level-set
SIMPLEX_INTEGRATION = 'IM_STRUCTURED_COMPOSITE(IM_TRIANGLE(6),3)';
% integration meth. for quasi-polar integration of sub-simplexes adjascent to the level-set
% (comment it to disable quasipolar integration). Should be a
% method defined on a square for 2D, or defined on a prism for 3D.
% SINGULAR_INTEGRATION = 'IM_GAUSS_PARALLELEPIPED(2, 10)';
SINGULAR_INTEGRATION = 'IM_STRUCTURED_COMPOSITE(IM_GAUSS_PARALLELEPIPED(2, 6), 9)';
ADDITIONAL_CRACK = 0;
%Enable the following two lines to use the precalculated solution as enrichement
%GLOBAL_FUNCTION_MF = "crack.meshfem"
%GLOBAL_FUNCTION_U = "crack.U"
ENRICHMENT_OPTION = 2; % 0 = Pas d'enrichissement
% 1 = standard XFEM on a fixed zone
% 2 = global functions with mortar junction
% 3 = global functions with cutoff
% 4 = spider fem alone
% 5 = spider fem enrichment
VECTORIAL_ENRICHMENT = 1; % 1 = vectorial enrichment (2 dof) instead of
% enriching each components with 4 dofs.
% For global enrichment only.
RADIUS_ENR_AREA = 0.4;
CUTOFF_FUNC = 2; % 0 for the exponential cutoff.
% 1 for a 3rd degree polynomial cutoff.
% 2 for a 5th degree polynomial cutoff.
CUTOFF = 0.4;
CUTOFF1 = 0.01;
CUTOFF0 = 0.4;
RESIDUAL = 1E-9; % residual for iterative methods if any.
%%%%% saving parameters %%%%%
ROOTFILENAME = 'crack'; % Root of data files.
VTK_EXPORT = 2 % export solution to a .vtk file ?
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