/usr/include/mapnik/agg/agg_vpgen_segmentator.h is in libmapnik-dev 2.2.0+ds1-6build2.
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// Anti-Grain Geometry - Version 2.4
// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
//
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
//
//----------------------------------------------------------------------------
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://www.antigrain.com
//----------------------------------------------------------------------------
#ifndef AGG_VPGEN_SEGMENTATOR_INCLUDED
#define AGG_VPGEN_SEGMENTATOR_INCLUDED
#include <cmath>
#include "agg_basics.h"
namespace agg
{
//=======================================================vpgen_segmentator
//
// See Implementation agg_vpgen_segmentator.cpp
//
class vpgen_segmentator
{
public:
vpgen_segmentator() : m_approximation_scale(1.0) {}
void approximation_scale(double s) { m_approximation_scale = s; }
double approximation_scale() const { return m_approximation_scale; }
static bool auto_close() { return false; }
static bool auto_unclose() { return false; }
void reset() { m_cmd = path_cmd_stop; }
void move_to(double x, double y);
void line_to(double x, double y);
unsigned vertex(double* x, double* y);
private:
double m_approximation_scale;
double m_x1;
double m_y1;
double m_dx;
double m_dy;
double m_dl;
double m_ddl;
unsigned m_cmd;
};
}
#endif
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