/home/jgoppert/Projects/uvsim/uvsim/src/uvsim/visualization/PointCloud.h

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/*
 * PointCloud.h
 * Copyright (C) James Goppert 2009 <jgoppert@users.sourceforge.net>
 *
 * PointCloud.h 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.
 *
 * PointCloud.h 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/>.
 */

#ifndef PointCloud_H
#define PointCloud_H

#include <iostream>
#include <osg/PositionAttitudeTransform>
#include <osg/Geode>
#include <osg/ShapeDrawable>
#include <osg/Geometry>
#include <osg/PointSprite>
#include <osg/Point>
#include <osg/StateAttribute>
#include <osg/BlendFunc>
#include <osg/Texture2D>
#include <osgDB/ReadFile>

namespace uvsim
{

class PointCloudCallback : public osg::NodeCallback
{
public:
    virtual void operator()(osg::Node *node, osg::NodeVisitor *nv);
};

class PointCloud : public osg::Referenced
{
public:
        PointCloud();
    PointCloud(int pointSize, osg::Vec3Array * points, osg::Vec4Array * colors);
    virtual ~PointCloud();
    void updateSize();
    osg::ref_ptr<osg::PositionAttitudeTransform> root;
protected:
    osg::ref_ptr<osg::Geode> geode;
    osg::ref_ptr<osg::Geometry> geom;
    osg::ref_ptr<osg::DrawArrays> drawArrays;
    osg::Vec3Array * points;
    osg::Vec4Array * colors;
    osg::StateSet* makeStateSet(float size);
};

} // uvsim

#endif

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