VacuumSystem::init()
{
unsigned int i;
- string branch;
+ std::string branch;
branch = "/systems/" + _name;
SGPropertyNode *node = fgGetNode(branch.c_str(), _num, true );
}
_pressure_node = fgGetNode("/environment/pressure-inhg", true);
_suction_node = node->getChild("suction-inhg", 0, true);
+
+ reinit();
+}
+
+void
+VacuumSystem::reinit()
+{
+ _suction_node->setDoubleValue(0.0);
}
void
if (!_serviceable_node->getBoolValue()) {
suction = 0.0;
} else {
- // select the source with the max rpm
+ // select the source with the max rpm
double rpm = 0.0;
- for ( i = 0; i < _rpm_nodes.size(); i++ ) {
- double tmp = _rpm_nodes[i]->getDoubleValue() * _scale;
- if ( tmp > rpm ) {
- rpm = tmp;
- }
- }
+ for ( i = 0; i < _rpm_nodes.size(); i++ ) {
+ double tmp = _rpm_nodes[i]->getDoubleValue() * _scale;
+ if ( tmp > rpm ) {
+ rpm = tmp;
+ }
+ }
double pressure = _pressure_node->getDoubleValue();
// This magic formula yields about 4 inhg at 700 rpm
suction = pressure * rpm / (rpm + 4875.0);