#include <simgear/math/sg_random.h>
#include <simgear/misc/sg_path.hxx>
#include <simgear/misc/sgstream.hxx>
-#include <simgear/scene/model/loader.hxx>
+#include <simgear/scene/model/modellib.hxx>
#include "mat.hxx"
}
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of SGMaterial::Object.
-////////////////////////////////////////////////////////////////////////
-
-SGMaterial::Object::Object (const SGPropertyNode * node, double range_m)
- : _models_loaded(false),
- _coverage_m2(node->getDoubleValue("coverage-m2", 1000000)),
- _range_m(range_m)
-{
- // Sanity check
- if (_coverage_m2 < 1000) {
- SG_LOG(SG_INPUT, SG_ALERT, "Random object coverage " << _coverage_m2
- << " is too small, forcing, to 1000");
- _coverage_m2 = 1000;
- }
-
- // Note all the model paths
- vector <SGPropertyNode_ptr> path_nodes = node->getChildren("path");
- for (unsigned int i = 0; i < path_nodes.size(); i++)
- _paths.push_back(path_nodes[i]->getStringValue());
-
- // Note the heading type
- string hdg = node->getStringValue("heading-type", "fixed");
- if (hdg == "fixed") {
- _heading_type = HEADING_FIXED;
- } else if (hdg == "billboard") {
- _heading_type = HEADING_BILLBOARD;
- } else if (hdg == "random") {
- _heading_type = HEADING_RANDOM;
- } else {
- _heading_type = HEADING_FIXED;
- SG_LOG(SG_INPUT, SG_ALERT, "Unknown heading type: " << hdg
- << "; using 'fixed' instead.");
- }
-
- // uncomment to preload models
- // load_models();
-}
-
-SGMaterial::Object::~Object ()
-{
- for (unsigned int i = 0; i < _models.size(); i++) {
- if (_models[i] != 0) {
- _models[i]->deRef();
- _models[i] = 0;
- }
- }
-}
-
-int
-SGMaterial::Object::get_model_count( SGModelLoader *loader,
- const string &fg_root,
- SGPropertyNode *prop_root,
- double sim_time_sec )
-{
- load_models( loader, fg_root, prop_root, sim_time_sec );
- return _models.size();
-}
-
-inline void
-SGMaterial::Object::load_models ( SGModelLoader *loader,
- const string &fg_root,
- SGPropertyNode *prop_root,
- double sim_time_sec )
-{
- // Load model only on demand
- if (!_models_loaded) {
- for (unsigned int i = 0; i < _paths.size(); i++) {
- ssgEntity *entity = loader->load_model( fg_root, _paths[i],
- prop_root, sim_time_sec );
- if (entity != 0) {
- // FIXME: this stuff can be handled
- // in the XML wrapper as well (at least,
- // the billboarding should be handled
- // there).
- float ranges[] = {0, _range_m};
- ssgRangeSelector * lod = new ssgRangeSelector;
- lod->ref();
- lod->setRanges(ranges, 2);
- if (_heading_type == HEADING_BILLBOARD) {
- ssgCutout * cutout = new ssgCutout(false);
- cutout->addKid(entity);
- lod->addKid(cutout);
- } else {
- lod->addKid(entity);
- }
- _models.push_back(lod);
- } else {
- SG_LOG(SG_INPUT, SG_ALERT, "Failed to load object " << _paths[i]);
- }
- }
- }
- _models_loaded = true;
-}
-
-ssgEntity *
-SGMaterial::Object::get_model( int index,
- SGModelLoader *loader,
- const string &fg_root,
- SGPropertyNode *prop_root,
- double sim_time_sec )
-{
- load_models( loader, fg_root, prop_root, sim_time_sec ); // comment this out if preloading models
- return _models[index];
-}
-
-ssgEntity *
-SGMaterial::Object::get_random_model( SGModelLoader *loader,
- const string &fg_root,
- SGPropertyNode *prop_root,
- double sim_time_sec )
-{
- load_models( loader, fg_root, prop_root, sim_time_sec ); // comment this out if preloading models
- int nModels = _models.size();
- int index = int(sg_random() * nModels);
- if (index >= nModels)
- index = 0;
- return _models[index];
-}
-
-double
-SGMaterial::Object::get_coverage_m2 () const
-{
- return _coverage_m2;
-}
-
-SGMaterial::Object::HeadingType
-SGMaterial::Object::get_heading_type () const
-{
- return _heading_type;
-}
-
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of SGMaterial::ObjectGroup.
-////////////////////////////////////////////////////////////////////////
-
-SGMaterial::ObjectGroup::ObjectGroup (SGPropertyNode * node)
- : _range_m(node->getDoubleValue("range-m", 2000))
-{
- // Load the object subnodes
- vector<SGPropertyNode_ptr> object_nodes =
- ((SGPropertyNode *)node)->getChildren("object");
- for (unsigned int i = 0; i < object_nodes.size(); i++) {
- const SGPropertyNode * object_node = object_nodes[i];
- if (object_node->hasChild("path"))
- _objects.push_back(new Object(object_node, _range_m));
- else
- SG_LOG(SG_INPUT, SG_ALERT, "No path supplied for object");
- }
-}
-
-SGMaterial::ObjectGroup::~ObjectGroup ()
-{
- for (unsigned int i = 0; i < _objects.size(); i++) {
- delete _objects[i];
- _objects[i] = 0;
- }
-}
-
-double
-SGMaterial::ObjectGroup::get_range_m () const
-{
- return _range_m;
-}
-
-int
-SGMaterial::ObjectGroup::get_object_count () const
-{
- return _objects.size();
-}
-
-SGMaterial::Object *
-SGMaterial::ObjectGroup::get_object (int index) const
-{
- return _objects[index];
-}
-
-
\f
////////////////////////////////////////////////////////////////////////
// Constructors and destructor.
vector<SGPropertyNode_ptr> object_group_nodes =
((SGPropertyNode *)props)->getChildren("object-group");
for (unsigned int i = 0; i < object_group_nodes.size(); i++)
- object_groups.push_back(new ObjectGroup(object_group_nodes[i]));
+ object_groups.push_back(new SGMatModelGroup(object_group_nodes[i]));
}
texture_loaded = true;
}
-// end of newmat.cxx
+// end of mat.cxx
projects / simgear.git / blobdiff