/usr/include/mapnik/agg/agg_span_allocator.h is in libmapnik-dev 2.2.0+ds1-6build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | //----------------------------------------------------------------------------
// 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_SPAN_ALLOCATOR_INCLUDED
#define AGG_SPAN_ALLOCATOR_INCLUDED
#include "agg_array.h"
namespace agg
{
//----------------------------------------------------------span_allocator
template<class ColorT> class span_allocator
{
public:
typedef ColorT color_type;
//--------------------------------------------------------------------
AGG_INLINE color_type* allocate(unsigned span_len)
{
if(span_len > m_span.size())
{
// To reduce the number of reallocs we align the
// span_len to 256 color elements.
// Well, I just like this number and it looks reasonable.
//-----------------------
m_span.resize(((span_len + 255) >> 8) << 8);
}
return &m_span[0];
}
AGG_INLINE color_type* span() { return &m_span[0]; }
AGG_INLINE unsigned max_span_len() const { return m_span.size(); }
private:
pod_array<color_type> m_span;
};
}
#endif
|