//
// This file is in the Public Domain and comes with no warranty.
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#include "static.hxx"
+
+#include <string>
+
#include <Main/fg_props.hxx>
#include <Main/util.hxx>
StaticSystem::StaticSystem ( SGPropertyNode *node )
:
- name("static"),
- num(0)
-{
- int i;
- for ( i = 0; i < node->nChildren(); ++i ) {
- SGPropertyNode *child = node->getChild(i);
- string cname = child->getName();
- string cval = child->getStringValue();
- if ( cname == "name" ) {
- name = cval;
- } else if ( cname == "number" ) {
- num = child->getIntValue();
- } else {
- SG_LOG( SG_AUTOPILOT, SG_WARN, "Error in systems config logic" );
- if ( name.length() ) {
- SG_LOG( SG_AUTOPILOT, SG_WARN, "Section = " << name );
- }
- }
- }
-}
+ _name(node->getStringValue("name", "static")),
+ _num(node->getIntValue("number", 0)),
+ _tau(node->getDoubleValue("tau", 1))
-StaticSystem::StaticSystem ( int i )
{
- name = "static";
- num = i;
}
StaticSystem::~StaticSystem ()
void
StaticSystem::init ()
{
- string branch;
- branch = "/systems/" + name;
+ std::string branch = "/systems/" + _name;
- SGPropertyNode *node = fgGetNode(branch.c_str(), num, true );
+ SGPropertyNode *node = fgGetNode(branch.c_str(), _num, true );
_serviceable_node = node->getChild("serviceable", 0, true);
_pressure_in_node = fgGetNode("/environment/pressure-inhg", true);
_pressure_out_node = node->getChild("pressure-inhg", 0, true);
-
- _serviceable_node->setBoolValue(true);
}
void
StaticSystem::update (double dt)
{
if (_serviceable_node->getBoolValue()) {
-
+ double trat = _tau ? dt/_tau : 100;
double target = _pressure_in_node->getDoubleValue();
double current = _pressure_out_node->getDoubleValue();
// double delta = target - current;
- _pressure_out_node->setDoubleValue(fgGetLowPass(current, target, dt));
+ _pressure_out_node->setDoubleValue(fgGetLowPass(current, target, trat));
}
}