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libmultiscale/src/geometry/cube.cc
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cube.cc
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/**
* @file cube.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Till Junge <till.junge@epfl.ch>
*
* @date Mon Nov 25 17:17:19 2013
*
* @brief Cubic geometry
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* LibMultiScale 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.
*
* LibMultiScale 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 for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with LibMultiScale. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "cube.hh"
#include "geometry_manager.hh"
#include "lm_common.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_LIBMULTISCALE__
/* -------------------------------------------------------------------------- */
Cube Geometry::getBoundingBox() {
LMID bboxID = this->getID() + ":bbox";
Cube bbox(dim, bboxID);
return bbox;
}
/* -------------------------------------------------------------------------- */
Cube::Cube(UInt dim, LMID id) : LMObject(id), Geometry(dim, CUBE) {
xmin.setZero();
xmax.setZero();
hole.setZero();
ranges.setZero();
// for (UInt i = 0; i < 3; ++i) {
// xmin[i] = 0;
// xmax[i] = 0;
// hole[i] = 0;
// }
empty = true;
}
/* -------------------------------------------------------------------------- */
void Cube::setXmin(UInt i, Real r) {
this->xmin[i] = r;
this->ranges[2 * i + 0] = r;
this->init();
}
/* -------------------------------------------------------------------------- */
void Cube::setXmax(UInt i, Real r) {
this->xmax[i] = r;
this->ranges[2 * i + 1] = r;
this->init();
}
/* -------------------------------------------------------------------------- */
const Real &Cube::Hole(UInt i) const { return hole[i]; }
/* -------------------------------------------------------------------------- */
void Cube::setHole(Real *X) {
for (UInt i = 0; i < 3; ++i) {
hole[i] = X[i];
}
}
/* -------------------------------------------------------------------------- */
void Cube::resetDimensions() {
for (UInt i = 0; i < 3; ++i) {
setXmax(i, 0.0);
setXmin(i, 0.0);
}
init();
}
/* -------------------------------------------------------------------------- */
Real *Cube::getSize() { return size; }
/* -------------------------------------------------------------------------- */
Real Cube::getSize(UInt i) { return size[i]; }
/* -------------------------------------------------------------------------- */
Real *Cube::getSizeHalf() { return size_half; }
/* -------------------------------------------------------------------------- */
Real *Cube::getInvSizeHalf() { return inv_size_half; }
/* -------------------------------------------------------------------------- */
Cube Cube::getBoundingBox() { return *this; }
/* -------------------------------------------------------------------------- */
void Cube::init() {
for (UInt i = 0; i < 3; ++i) {
xmin[i] = this->ranges[2 * i + 0];
xmax[i] = this->ranges[2 * i + 1];
this->center[i] = getXmin()[i] + (getXmax()[i] - getXmin()[i]) / 2;
this->size[i] = getXmax()[i] - getXmin()[i];
this->size_half[i] = this->size[i] / 2.;
this->inv_size_half[i] = 1. / this->size_half[i];
}
}
/* -------------------------------------------------------------------------- */
/* LMDESC CUBE
This geometry is the generalized description of a bounding box.
There is also a mechanism to generate holes
(as described by the HOLE keyword) inside of a plain bounding box.
*/
/* LMEXAMPLE
GEOMETRY segment CUBE BBOX -10 10 \\
GEOMETRY rectangle CUBE BBOX -10 10 -20 20 \\
GEOMETRY cube CUBE BBOX -10 10 -10 10 -10 10 \\
*/
void Cube::declareParams() {
/* LMKEYWORD BBOX
Give the bounding box coordinates. For example:\\
GEOMETRY full CUBE BBOX -L0/2 L0/2 -L1/2 L1/2 \\
\includegraphics[scale=.2]{images/geom-cube} \\
*/
this->parseVectorKeyword("BBOX", dim * 2, ranges);
/* LMKEYWORD HOLE
In the bounding box description this provides the hole values
Below are provided a few self explanatory examples.
GEOMETRY 1d-hole CUBE BBOX -L0/2 L0/2 -L1/2 L1/2 HOLE L0/10 0 \\
\includegraphics[scale=.2]{images/geom-cube-hole1d} \\
GEOMETRY 2d-hole CUBE BBOX -L0/2 L0/2 -L1/2 L1/2 HOLE L0/10 L1/5 \\
\includegraphics[scale=.2]{images/geom-cube-hole2d} \\
*/
this->parseVectorKeyword("HOLE", dim, hole, VEC_DEFAULTS(0., 0., 0.));
}
/* -------------------------------------------------------------------------- */
__END_LIBMULTISCALE__
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