/usr/include/agg2/agg_vcgen_markers_term.h is in libagg-dev 2.5+dfsg1-9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Anti-Grain Geometry (AGG) - Version 2.5
// A high quality rendering engine for C++
// Copyright (C) 2002-2006 Maxim Shemanarev
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://antigrain.com
//
// AGG 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 2
// of the License, or (at your option) any later version.
//
// AGG 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 AGG; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
// MA 02110-1301, USA.
//----------------------------------------------------------------------------
#ifndef AGG_VCGEN_MARKERS_TERM_INCLUDED
#define AGG_VCGEN_MARKERS_TERM_INCLUDED
#include "agg_basics.h"
#include "agg_vertex_sequence.h"
namespace agg
{
//======================================================vcgen_markers_term
//
// See Implemantation agg_vcgen_markers_term.cpp
// Terminal markers generator (arrowhead/arrowtail)
//
//------------------------------------------------------------------------
class vcgen_markers_term
{
public:
vcgen_markers_term() : m_curr_id(0), m_curr_idx(0) {}
// Vertex Generator Interface
void remove_all();
void add_vertex(double x, double y, unsigned cmd);
// Vertex Source Interface
void rewind(unsigned path_id);
unsigned vertex(double* x, double* y);
private:
vcgen_markers_term(const vcgen_markers_term&);
const vcgen_markers_term& operator = (const vcgen_markers_term&);
struct coord_type
{
double x, y;
coord_type() {}
coord_type(double x_, double y_) : x(x_), y(y_) {}
};
typedef pod_bvector<coord_type, 6> coord_storage;
coord_storage m_markers;
unsigned m_curr_id;
unsigned m_curr_idx;
};
}
#endif
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