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Avoid division by zero.

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Modified Files:
	src/Instrumentation/inst_vertical_speed_indicator.cxx
This commit is contained in:
frohlich 2009-05-23 12:02:23 +00:00 committed by Tim Moore
parent 70dea9a2c1
commit 8a6bad9c59
1 changed files with 2 additions and 1 deletions
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3
src/Instrumentation/inst_vertical_speed_indicator.cxx
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@ -20,6 +20,7 @@
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
#include <limits>
#include <simgear/math/interpolater.hxx>
#include "inst_vertical_speed_indicator.hxx"
@ -191,7 +192,7 @@ void InstVerticalSpeedIndicator::update (double dt)
if (_serviceable_node->getBoolValue())
{
// avoids hang, when freeze
if( !_freeze_node->getBoolValue() )
if( !_freeze_node->getBoolValue() && std::numeric_limits<double>::min() < fabs(dt))
{
double pressure_inhg = _pressure_node->getDoubleValue();
double sea_inhg = _sea_node->getDoubleValue();