dynamic_at_c.hpp File Reference
Detailed Description
Constructs for static-to-dynamic integer convesion.
- Author:
- Lubomir Bourdev and Hailin Jin
Adobe Systems Incorporated
- Date:
- 2005-2007
Last updated on May 4, 2006
#include "../../gil_config.hpp"
#include <cassert>
#include <stdexcept>
#include <boost/mpl/at.hpp>
#include <boost/mpl/size.hpp>
Go to the source code of this file.
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Namespaces |
| namespace | boost |
| namespace | boost::gil |
| namespace | boost::gil::detail |
| namespace | boost::gil::detail::at_c |
Defines |
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#define | GIL_AT_C_VALUE(z, N, text) mpl::at_c<IntTypes,S+N>::type::value, |
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#define | GIL_DYNAMIC_AT_C_LIMIT 226 |
| #define | GIL_AT_C_LOOKUP(z, NUM, text) |
Functions |
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template<typename IntTypes, typename ValueType> |
| ValueType | boost::gil::at_c (std::size_t index) |
| | Given an MPL Random Access Sequence and a dynamic index n, returns the value of the n-th element It constructs a lookup table at compile time.
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Define Documentation
| #define GIL_AT_C_LOOKUP |
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NUM, |
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Value: template<std::size_t S> \
struct at_c_fn<S,NUM> { \
template <typename IntTypes, typename ValueType> inline \
static ValueType apply(std::size_t index) { \
static ValueType table[] = { \
BOOST_PP_REPEAT(NUM, GIL_AT_C_VALUE, BOOST_PP_EMPTY) \
}; \
return table[index]; \
} \
};
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