WMPointRenderer.h 3.33 KB
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//---------------------------------------------------------------------------
//
// Project: OpenWalnut ( http://www.openwalnut.org )
//
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// Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
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// For more information see http://www.openwalnut.org/copying
//
// This file is part of OpenWalnut.
//
// OpenWalnut 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.
//
// OpenWalnut 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 OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
//
//---------------------------------------------------------------------------

#ifndef WMPOINTRENDERER_H
#define WMPOINTRENDERER_H

#include <string>

#include "core/common/math/linearAlgebra/WVectorFixed.h"
#include "core/kernel/WModule.h"
#include "core/kernel/WModuleInputData.h"
#include "core/kernel/WModuleOutputData.h"

class WDataSetPoints;
class WGEShader;
class WGEManagedGroupNode;

/**
 * This module renders the points in a point dataset.
 *
 * \ingroup modules
 */
class WMPointRenderer: public WModule
{
public:
    /**
     * Constructor. Creates the module skeleton.
     */
    WMPointRenderer();

    /**
     * Destructor.
     */
    virtual ~WMPointRenderer();

    /**
     * Gives back the name of this module.
     * \return the module's name.
     */
    virtual const std::string getName() const;

    /**
     * Gives back a description of this module.
     * \return description to module.
     */
    virtual const std::string getDescription() const;

    /**
     * Due to the prototype design pattern used to build modules, this method returns a new instance of this method. NOTE: it
     * should never be initialized or modified in some other way. A simple new instance is required.
     *
     * \return the prototype used to create every module in OpenWalnut.
     */
    virtual boost::shared_ptr< WModule > factory() const;

    /**
     * Get the icon for this module in XPM format.
     * \return The icon.
     */
    virtual const char** getXPMIcon() const;

protected:
    /**
     * Entry point after loading the module. Runs in separate thread.
     */
    virtual void moduleMain();

    /**
     * Initialize the connectors this module is using.
     */
    virtual void connectors();

    /**
     * Initialize the properties for this module.
     */
    virtual void properties();

private:
    /**
     * A condition used to notify about changes in several properties.
     */
    boost::shared_ptr< WCondition > m_propCondition;

    /**
     * An input connector used to get points from other modules.
     */
    boost::shared_ptr< WModuleInputData< WDataSetPoints > > m_pointInput;

    /**
     * The shader for the points
     */
    osg::ref_ptr< WGEShader > m_shader;
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    /**
     * The size of a point on screen.
     */
    WPropDouble m_size;

    /**
     * Slower but correct depth calculation.
     */
    WPropBool m_useCorrectDepth;
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};

#endif  // WMPOINTRENDERER_H