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Make an animation with no object name apply to the model as a whole.

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This replaces the old "range" subtree with something more general.
This commit is contained in:
david 2002-04-20 17:07:47 +00:00
parent 586d767ab6
commit a8576b9e95
2 changed files with 34 additions and 43 deletions
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64
src/Model/model.cxx
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@ -162,12 +162,9 @@ FG3DModel::~FG3DModel ()
// since the nodes are attached to the scene graph, they'll be
// deleted automatically
for (int i = 0; i < _animations.size(); i++) {
Animation * tmp = _animations[i];
_animations[i] = 0;
delete tmp;
}
int i;
for (i = 0; i < _animations.size(); i++)
delete _animations[i];
}
void
@ -194,39 +191,13 @@ FG3DModel::init (const string &path)
// Assume that textures are in
// the same location as the XML file.
ssgTexturePath((char *)xmlpath.dir().c_str());
_model = ssgLoad((char *)modelpath.c_str());
_model = (ssgBranch *)ssgLoad((char *)modelpath.c_str());
if (_model == 0)
throw sg_exception("Failed to load 3D model");
// Load animations
vector<SGPropertyNode *> animation_nodes = props.getChildren("animation");
for (unsigned int i = 0; i < animation_nodes.size(); i++) {
vector<SGPropertyNode *> name_nodes =
animation_nodes[i]->getChildren("object-name");
if (name_nodes.size() < 1) {
SG_LOG(SG_INPUT, SG_ALERT, "No object-name given for transformation");
} else {
for (unsigned int j = 0; j < name_nodes.size(); j++) {
Animation * animation =
make_animation(name_nodes[j]->getStringValue(), animation_nodes[i]);
if (animation != 0)
_animations.push_back(animation);
}
}
}
// Set up the range selector node
float ranges[2];
ssgRangeSelector * lod = new ssgRangeSelector;
lod->addKid(_model);
ranges[0] = props.getFloatValue("range/min-m", 0);
ranges[1] = props.getFloatValue("range/max-m", 5000);
lod->setRanges(ranges, 2);
// Set up the alignment node
ssgTransform * align = new ssgTransform;
align->addKid(lod);
align->addKid(_model);
sgMat4 rot_matrix;
sgMat4 off_matrix;
sgMat4 res_matrix;
@ -251,6 +222,23 @@ FG3DModel::init (const string &path)
// Set up a location class
_location = (FGLocation *) new FGLocation;
// Load animations
vector<SGPropertyNode *> animation_nodes = props.getChildren("animation");
unsigned int i;
for (i = 0; i < animation_nodes.size(); i++) {
vector<SGPropertyNode *> name_nodes =
animation_nodes[i]->getChildren("object-name");
if (name_nodes.size() < 1) {
Animation * animation = make_animation(0, animation_nodes[i]);
} else {
for (unsigned int j = 0; j < name_nodes.size(); j++) {
Animation * animation =
make_animation(name_nodes[j]->getStringValue(), animation_nodes[i]);
if (animation != 0)
_animations.push_back(animation);
}
}
}
}
void
@ -367,15 +355,19 @@ FG3DModel::make_animation (const char * object_name,
SG_LOG(SG_INPUT, SG_WARN, "Unknown animation type " << type);
}
ssgEntity * object = find_named_node(_model, object_name);
ssgEntity * object;
if (object_name != 0) {
object = find_named_node(_model, object_name);
if (object == 0) {
SG_LOG(SG_INPUT, SG_WARN, "Object " << object_name << " not found");
delete animation;
animation = 0;
}
} else {
animation->init(object, node);
object = _model;
}
animation->init(object, node);
return animation;
}

5
src/Model/model.hxx
View file

@ -18,6 +18,7 @@ SG_USING_STD(vector);
// Don't pull in the headers, since we don't need them here.
class ssgBranch;
class ssgEntity;
class ssgRangeSelector;
class ssgSelector;
@ -89,12 +90,10 @@ private:
double _heading_deg;
// Animations
vector <Animation *> _animations;
// Scene graph
ssgEntity * _model;
ssgBranch * _model;
ssgSelector * _selector;
ssgTransform * _position;