MetaBall.h

#pragma once
#include "ShapeAABB.h"
#include "MetaObject.h"

namespace ParaEngine
{
    class MetaBall : public MetaObject
    {
    public:
        MetaBall(MetaWorldFragment *wf, const Vector3& position, float radius = 3.0f, bool excavating = true);

        virtual void updateDataGrid(DataGrid* dataGrid);
        float getRadius() const {return mRadius; }
        void setRadius(float radius) {mRadius = radius; }
        void setExcavating(bool e) {mExcavating = true;}
        virtual CShapeAABB getAABB() const;

    protected:
        // radius of the ball
        float mRadius;

        // excavating is means a solid ball, non-excavating means hollow ball(empty space)
        bool mExcavating;
    };
    typedef asset_ptr<MetaBall> MetaBallPtr;
}