48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
/*
|
||
* PlatformValues.cpp
|
||
*
|
||
* Created on: 29 июл. 2021 г.
|
||
* Author: titov
|
||
*/
|
||
|
||
#include "PlatformValues.hh"
|
||
|
||
#include <cmath>
|
||
#include <cstring>
|
||
|
||
using namespace systemic;
|
||
|
||
SignalImpl::SignalImpl( std::pair<const char *, std::size_t> (* platform_info)( std::size_t info_id ),
|
||
std::size_t info_id,
|
||
std::size_t offset ) : platform_info(platform_info), id(info_id), offset(offset) {}
|
||
|
||
SignalImpl::operator float() const {
|
||
|
||
std::pair<const char *, std::size_t> data = platform_info( id );
|
||
|
||
if( data.second < sizeof(float) + offset )
|
||
return NAN;
|
||
|
||
std::memcpy( reinterpret_cast<void *>( &value ), data.first + offset, sizeof(float) );
|
||
|
||
return value;
|
||
|
||
}
|
||
|
||
StatusImpl::StatusImpl( std::pair<const char *, std::size_t> (* platform_info)( std::size_t info_id ),
|
||
std::size_t info_id,
|
||
std::size_t offset ) : platform_info(platform_info), id(info_id), offset(offset) {}
|
||
|
||
StatusImpl::operator bool() const {
|
||
|
||
std::pair<const char *, std::size_t> data = platform_info( id );
|
||
|
||
if( data.second < sizeof(bool) + offset )
|
||
return NAN;
|
||
|
||
std::memcpy( reinterpret_cast<void *>( &value ), data.first + offset, sizeof(float) );
|
||
|
||
return value;
|
||
|
||
}
|