chromium/third_party/pdfium/third_party/agg23/agg_clip_liang_barsky.h

//----------------------------------------------------------------------------
// Anti-Grain Geometry - Version 2.3
// 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: [email protected]
//          [email protected]
//          http://www.antigrain.com
//----------------------------------------------------------------------------
//
// Liang-Barsky clipping
//
//----------------------------------------------------------------------------
#ifndef AGG_CLIP_LIANG_BARSKY_INCLUDED
#define AGG_CLIP_LIANG_BARSKY_INCLUDED
#include "agg_basics.h"
#include "core/fxcrt/numerics/safe_math.h"
namespace pdfium
{
namespace agg
{
template<class T>
inline unsigned clipping_flags(T x, T y, const rect_base<T>& clip_box)
{ … }
template<class T>
inline unsigned clip_liang_barsky(T x1, T y1, T x2, T y2,
                                  const rect_base<T>& clip_box,
                                  T* x, T* y)
{ … }
}
}  // namespace pdfium
#endif