//
// This file is in the Public Domain, and comes with no warranty.
+#ifdef _MSC_VER
+# pragma warning( disable: 4355 )
+#endif
+
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <simgear/compiler.h>
+#include <algorithm>
+#include <functional>
#include <vector>
+#include <cstring>
#include <simgear/scene/model/placement.hxx>
#include <simgear/scene/model/modellib.hxx>
#include "modelmgr.hxx"
-SG_USING_STD(vector);
+using std::vector;
+
+using namespace simgear;
// OSGFIXME
// extern SGShadowVolume *shadows;
-
FGModelMgr::FGModelMgr ()
: _models(fgGetNode("/models", true)),
_listener(new Listener(this))
{
vector<SGPropertyNode_ptr> model_nodes = _models->getChildren("model");
- for (unsigned int i = 0; i < model_nodes.size(); i++) {
- try {
+ for (unsigned int i = 0; i < model_nodes.size(); i++)
add_model(model_nodes[i]);
- } catch (const sg_throwable& t) {
- SG_LOG(SG_GENERAL, SG_ALERT, t.getFormattedMessage() << t.getOrigin());
- }
- }
}
void
FGModelMgr::add_model (SGPropertyNode * node)
{
- SG_LOG(SG_GENERAL, SG_INFO,
+ SG_LOG(SG_AIRCRAFT, SG_INFO,
"Adding model " << node->getStringValue("name", "[unnamed]"));
+
+ const char *path = node->getStringValue("path", "Models/Geometry/glider.ac");
+ osg::Node *object;
+
+ try {
+ object = SGModelLib::loadDeferredModel(path, globals->get_props());
+ } catch (const sg_throwable& t) {
+ SG_LOG(SG_AIRCRAFT, SG_ALERT, "Error loading " << path << ":\n "
+ << t.getFormattedMessage() << t.getOrigin());
+ return;
+ }
+
Instance * instance = new Instance;
SGModelPlacement *model = new SGModelPlacement;
instance->model = model;
instance->node = node;
- SGModelLib *model_lib = globals->get_model_lib();
- osg::Node *object = model_lib->load_model(
- globals->get_fg_root(),
- node->getStringValue("path",
- "Models/Geometry/glider.ac"),
- globals->get_props(),
- globals->get_sim_time_sec(), /*cache_object=*/false);
model->init( object );
// Add this model to the global scene graph
globals->get_scenery()->get_scene_graph()->addChild(model->getSceneGraph());
- // Register that one at the scenery manager
- globals->get_scenery()->register_placement_transform(model->getTransform());
-
// Save this instance for updating
add_instance(instance);
{
}
+namespace
+{
+double testNan(double val) throw (sg_range_exception)
+{
+ if (SGMisc<double>::isNaN(val))
+ throw sg_range_exception("value is nan");
+ return val;
+}
+
+struct UpdateFunctor : public std::unary_function<FGModelMgr::Instance*, void>
+{
+ void operator()(FGModelMgr::Instance* instance) const
+ {
+ SGModelPlacement* model = instance->model;
+ double lon, lat, elev, roll, pitch, heading;
+ lon = lat = elev = roll = pitch = heading = 0.0;
+
+ try {
+ // Optionally set position from properties
+ if (instance->lon_deg_node != 0)
+ lon = testNan(instance->lon_deg_node->getDoubleValue());
+ if (instance->lat_deg_node != 0)
+ lat = testNan(instance->lat_deg_node->getDoubleValue());
+ if (instance->elev_ft_node != 0)
+ elev = testNan(instance->elev_ft_node->getDoubleValue());
+
+ // Optionally set orientation from properties
+ if (instance->roll_deg_node != 0)
+ roll = testNan(instance->roll_deg_node->getDoubleValue());
+ if (instance->pitch_deg_node != 0)
+ pitch = testNan(instance->pitch_deg_node->getDoubleValue());
+ if (instance->heading_deg_node != 0)
+ heading = testNan(instance->heading_deg_node->getDoubleValue());
+ } catch (const sg_range_exception&) {
+ const char *path = instance->node->getStringValue("path",
+ "unknown");
+ SG_LOG(SG_AIRCRAFT, SG_INFO, "Instance of model " << path
+ << " has invalid values");
+ return;
+ }
+ // Optionally set position from properties
+ if (instance->lon_deg_node != 0)
+ model->setLongitudeDeg(lon);
+ if (instance->lat_deg_node != 0)
+ model->setLatitudeDeg(lat);
+ if (instance->elev_ft_node != 0)
+ model->setElevationFt(elev);
+
+ // Optionally set orientation from properties
+ if (instance->roll_deg_node != 0)
+ model->setRollDeg(roll);
+ if (instance->pitch_deg_node != 0)
+ model->setPitchDeg(pitch);
+ if (instance->heading_deg_node != 0)
+ model->setHeadingDeg(heading);
+
+ instance->model->update();
+ }
+};
+}
+
void
FGModelMgr::update (double dt)
{
- for (unsigned int i = 0; i < _instances.size(); i++) {
- Instance * instance = _instances[i];
- SGModelPlacement * model = instance->model;
-
- // Optionally set position from properties
- if (instance->lon_deg_node != 0)
- model->setLongitudeDeg(instance->lon_deg_node->getDoubleValue());
- if (instance->lat_deg_node != 0)
- model->setLatitudeDeg(instance->lat_deg_node->getDoubleValue());
- if (instance->elev_ft_node != 0)
- model->setElevationFt(instance->elev_ft_node->getDoubleValue());
-
- // Optionally set orientation from properties
- if (instance->roll_deg_node != 0)
- model->setRollDeg(instance->roll_deg_node->getDoubleValue());
- if (instance->pitch_deg_node != 0)
- model->setPitchDeg(instance->pitch_deg_node->getDoubleValue());
- if (instance->heading_deg_node != 0)
- model->setHeadingDeg(instance->heading_deg_node->getDoubleValue());
-
- instance->model->update();
-
- // OSGFIXME
-// if (shadows && !instance->shadow) {
-// osg::Node *branch = instance->model->getSceneGraph();
-// shadows->addOccluder(branch, SGShadowVolume::occluderTypeTileObject);
-// instance->shadow = true;
-// }
- }
+ std::for_each(_instances.begin(), _instances.end(), UpdateFunctor());
}
void
FGModelMgr::Instance::~Instance ()
{
- // Unregister that one at the scenery manager
- globals->get_scenery()->unregister_placement_transform(model->getTransform());
-
delete model;
}
if (strcmp(parent->getName(), "model") || strcmp(child->getName(), "load"))
return;
- try {
- _mgr->add_model(parent);
- } catch (const sg_throwable& t) {
- SG_LOG(SG_GENERAL, SG_ALERT, t.getFormattedMessage() << t.getOrigin());
- }
+ _mgr->add_model(parent);
}
void