/home/jgoppert/Projects/uvsim/uvsim/src/uvsim/visualization/Ellipsoid.cc

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/*
 * Ellipsoid.cc
 * Copyright (C) James Goppert 2009 <jgoppert@users.sourceforge.net>
 *
 * Ellipsoid.cc 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 3 of the License, or
 * (at your option) any later version.
 *
 * Ellipsoid.cc 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "Ellipsoid.h"

namespace uvsim
{

Ellipsoid::Ellipsoid(osg::Vec3d radii, osg::Vec3d center, int spriteSize, 
        osg::Vec4d color)
{
        points = new osg::Vec3Array;
        colors = new osg::Vec4Array;
        pointCloud = new PointCloud(spriteSize,points.get(),colors.get());
        for (double phi=0; phi<PI; phi+=PI/64)
        {
                for (double theta=0; theta<2*PI; theta+=PI/32)
                {
                        points->push_back(osg::Vec3d(
                                radii.x()*sin(phi)*cos(theta)+center.x(),
                                radii.y()*sin(phi)*sin(theta)+center.y(),
                                radii.z()*cos(phi)+center.z()));
                        colors->push_back(color);
                }                               
        }
        pointCloud->updateSize();
}

Ellipsoid::~Ellipsoid()
{
}

} // uvsim


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