# MI - Fimex: include/felt/FeltConstants.h File Reference

# include/felt/FeltConstants.h File Reference

`#include <algorithm>`
`#include <boost/static_assert.hpp>`

Go to the source code of this file.

## Namespaces

namespace | felt

## Defines

#define | M_PI 3.14159265358979323846

## Typedefs

typedef short int | felt::word
| A felt block "word" - 2 bytes.

## Functions

bool | felt::isUndefined (word w)
| BOOST_STATIC_ASSERT (sizeof(felt::word)==2)

## Variables

const size_t | felt::blockWords = 1024
const size_t | felt::blockSize = blockWords * sizeof(word)
const size_t | felt::offsetToContentDefinition = 2
const double | felt::PI = M_PI
const double | felt::EARTH_RADIUS = 6371000.

## Define Documentation

#define M_PI 3.14159265358979323846

## Function Documentation

BOOST_STATIC_ASSERT | ( | sizeof(felt::word) | = `=2` | ) |