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//
// FPEnvironment_WIN32.cpp
//
// Library: Foundation
// Package: Core
// Module: FPEnvironment
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/FPEnvironment_WIN32.h"
namespace Poco {
FPEnvironmentImpl::FPEnvironmentImpl()
{
_env = _controlfp(0, 0);
}
FPEnvironmentImpl::FPEnvironmentImpl(const FPEnvironmentImpl& env)
{
_env = env._env;
}
FPEnvironmentImpl::~FPEnvironmentImpl()
{
_controlfp(_env, _MCW_RC);
}
FPEnvironmentImpl& FPEnvironmentImpl::operator = (const FPEnvironmentImpl& env)
{
_env = env._env;
return *this;
}
void FPEnvironmentImpl::keepCurrentImpl()
{
_env = _controlfp(0, 0);
}
void FPEnvironmentImpl::clearFlagsImpl()
{
_clearfp();
}
bool FPEnvironmentImpl::isFlagImpl(FlagImpl flag)
{
return (_statusfp() & flag) != 0;
}
void FPEnvironmentImpl::setRoundingModeImpl(RoundingModeImpl mode)
{
_controlfp(mode, _MCW_RC);
}
FPEnvironmentImpl::RoundingModeImpl FPEnvironmentImpl::getRoundingModeImpl()
{
return RoundingModeImpl(_controlfp(0, 0) & _MCW_RC);
}
} // namespace Poco
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