ExtentExplorer.h

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/* $Id: ExtentExplorer.h,v 1.2 2002/11/05 14:31:15 anonymous Exp $ */

#ifndef __EXTENT_EXPLORER_H
#define __EXTENT_EXPLORER_H

#include <esg/Definitions.h>
#include <esg/explorer/NExtentsExplorer.h>

namespace esg {

class OGSCENE_EXPORT ExtentExplorer : public NExtentsExplorer {
public:
    ExtentExplorer (const Vector3& v) : NExtentsExplorer(1)
    {
        _results   = new Interval[1];
        _dirs      = new Vector3[1];
        _trDirs    = new Vector3[1];
        _translate = new float[1];
        _scale     = new float[1];
    
        _results[0].max = -MAXFLOAT; _results[0].min = MAXFLOAT;
        _dirs[0].set(v.x, v.y, v.z);
        _trDirs[0].set(v.x, v.y, v.z);
        _translate[0] = 0;
        _scale[0] = 1;
    }
    
    ExtentExplorer (ESGfloat x, ESGfloat y, ESGfloat z) : NExtentsExplorer(1)
    {
        _results   = new Interval[1];
        _dirs      = new Vector3[1];
        _trDirs    = new Vector3[1];
        _translate = new float[1];
        _scale     = new float[1];
    
        _results[0].max = -MAXFLOAT; _results[0].min = MAXFLOAT;
        _dirs[0].set(x, y, z);
        _trDirs[0].set(x, y, z);
        _translate[0] = 0;
        _scale[0] = 1;
    }
    
    virtual Interval result (unsigned i = 0 /* not used */) const {
        return _results[0];
    }
};

}; // namespace

#endif // __EXTENT_EXPLORER_H

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