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#
#
# This file is part of Rheolef.
#
# Copyright (C) 2000-2018 Pierre Saramito
#
# Rheolef is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Rheolef 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Rheolef; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# -------------------------------------------------------------------------
# move a mesh: obtain a curved element
# from Pk reference triangle or tetra
BEGIN {
have_rheolef = 0;
have_3d = 1;
}
($1 != "") {
if (have_rheolef) {
x = $1;
y = $2;
z = $3;
} else { # gmsh
i = $1;
x = $2;
y = $3;
z = $4;
}
f = x*(1-x) + y*(1-y) + z*(1-z);
if (! have_3d && z == 0) {
a = 0.5;
b = 0.25;
c = 0;
} else {
a = 0.2;
b = 0.15;
c = 0.1;
}
u = a*f;
v = b*f;
w = c*f;
x += u;
y += v;
z += w;
if (have_rheolef) {
printf("%.15g %.15g %.15g\n", x,y,z);
} else {
printf("%d %.15g %.15g %.15g\n", i, x,y,z);
}
}
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