/usr/include/vigra/utilities.hxx is in libvigraimpex-dev 1.10.0+dfsg-11ubuntu2.
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/* */
/* Copyright 1998-2002 by Ullrich Koethe */
/* */
/* This file is part of the VIGRA computer vision library. */
/* The VIGRA Website is */
/* http://hci.iwr.uni-heidelberg.de/vigra/ */
/* Please direct questions, bug reports, and contributions to */
/* ullrich.koethe@iwr.uni-heidelberg.de or */
/* vigra@informatik.uni-hamburg.de */
/* */
/* Permission is hereby granted, free of charge, to any person */
/* obtaining a copy of this software and associated documentation */
/* files (the "Software"), to deal in the Software without */
/* restriction, including without limitation the rights to use, */
/* copy, modify, merge, publish, distribute, sublicense, and/or */
/* sell copies of the Software, and to permit persons to whom the */
/* Software is furnished to do so, subject to the following */
/* conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the */
/* Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES */
/* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND */
/* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT */
/* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, */
/* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING */
/* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR */
/* OTHER DEALINGS IN THE SOFTWARE. */
/* */
/************************************************************************/
#ifndef VIGRA_BASICS_HXX
#define VIGRA_BASICS_HXX
#include "config.hxx"
#include "error.hxx"
#include "metaprogramming.hxx"
#include "tuple.hxx"
#include "diff2d.hxx"
#include "mathutil.hxx"
#include <string>
#include <sstream>
#include <cctype>
namespace vigra {
/** Convert a value to a string. Available for integral and floating point types
and void *.
*/
doxygen_overloaded_function(template <class T> std::string asString(T t))
#define VIGRA_AS_STRING(T) \
inline std::string asString(T t) \
{ \
std::stringstream s; \
s << t; \
return s.str(); \
}
VIGRA_AS_STRING(bool)
VIGRA_AS_STRING(signed char)
VIGRA_AS_STRING(unsigned char)
VIGRA_AS_STRING(signed short)
VIGRA_AS_STRING(unsigned short)
VIGRA_AS_STRING(signed long)
VIGRA_AS_STRING(unsigned long)
VIGRA_AS_STRING(signed long long)
VIGRA_AS_STRING(unsigned long long)
VIGRA_AS_STRING(signed int)
VIGRA_AS_STRING(unsigned int)
VIGRA_AS_STRING(float)
VIGRA_AS_STRING(double)
VIGRA_AS_STRING(long double)
VIGRA_AS_STRING(void *)
#undef VIGRA_AS_STRING
template <class T>
std::string & operator<<(std::string & s, T const & t)
{
std::stringstream ss;
ss << t;
return s += ss.str();
}
/** Convert string to lower case.
*/
inline std::string tolower(std::string s)
{
for(unsigned int k=0; k<s.size(); ++k)
s[k] = (std::string::value_type)std::tolower(s[k]);
return s;
}
inline std::string tolower(const char * s)
{
return tolower(std::string(s));
}
/** Convert string to lower case and remove any white space characters.
*/
inline std::string normalizeString(std::string const & s)
{
std::string res;
for(unsigned int k=0; k<s.size(); ++k)
{
if(std::isspace(s[k]))
continue;
res += (std::string::value_type)std::tolower(s[k]);
}
return res;
}
inline std::string normalizeString(const char * s)
{
return normalizeString(std::string(s));
}
} // namespace vigra
namespace std {
template <class T1, class T2>
ostream & operator<<(ostream & s, std::pair<T1, T2> const & p)
{
s << "(" << p.first << ", " << p.second << ")";
return s;
}
}
/** \page Utilities Utilities
Basic helper functionality needed throughout.
<UL style="list-style-image:url(documents/bullet.gif)">
<LI> \ref vigra::ArrayVector
<BR> <em>replacement for std::vector (always uses consecutive memory)</em>
<LI> \ref vigra::BucketQueue and \ref vigra::MappedBucketQueue
<BR> <em>efficient priority queues for integer priorities</em>
<LI> \ref RangesAndPoints
<BR> <em>2-D and N-D positions, extents, and boxes</em>
<LI> \ref PixelNeighborhood
<BR> <em>4- and 8-neighborhood definitions and circulators</em>
<LI> \ref VoxelNeighborhood
<BR> <em>6- and 26-neighborhood definitions and circulators</em>
<LI> \ref vigra::IteratorAdaptor
<BR> <em>Quickly create STL-compatible 1D iterator adaptors</em>
<LI> \ref TupleTypes
<BR> <em>pair, triple, tuple4, tuple5</em>
<LI> \ref MathConstants
<BR> <em>M_PI, M_SQRT2</em>
<LI> \ref TimingMacros
<BR> <em>Macros for taking execution speed measurements</em>
</UL>
*/
#endif // VIGRA_BASICS_HXX
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