void XMLScene::drawObjects()
{
vector<Node*> nodes = files[option]->sceneGraph->getNodes();
unsigned int fatherInd;
string id=files[option]->sceneGraph->getRootId();
vector<Node*> sons;
//searches for the father and gets sons
for (fatherInd=0;fatherInd<nodes.size();fatherInd++)
{
if(id==nodes[fatherInd]->getId())
{
break;
}
}
sons=nodes[fatherInd]->getChildNodes();
if(nodes[fatherInd]->getDisplayList())
{
if(nodes[fatherInd]->getDisplayListInd()==-1)
{
auxDrawObjects(sons,nodes[fatherInd]->getNodeAppearance());
GLuint index = glGenLists(1);
nodes[fatherInd]->setDisplayListInd(index);
glNewList(index, GL_COMPILE);
nodes[fatherInd]->draw(nodes[fatherInd]->getNodeAppearance().second);
auxDrawObjects(sons,nodes[fatherInd]->getNodeAppearance());
glEndList();
glPopMatrix();
glCallList(index);
}
else
{
glCallList(nodes[fatherInd]->getDisplayListInd());
glPopMatrix();
}
}
else
{
nodes[fatherInd]->draw(nodes[fatherInd]->getNodeAppearance().second);
auxDrawObjects(sons,nodes[fatherInd]->getNodeAppearance());
glPopMatrix();
}
}
void XMLScene::auxDrawObjectsRoot()
{
vector<string> childrenIds;
vector<Node*> nodes = sceneGraph->getNodes();
vector<SceneObject*> objects;
objects=nodes[0]->getObjects();
childrenIds=nodes[0]->getChildNodeIds();
glPushMatrix();
glMultMatrixf(& nodes[0]->transMatrix[0]);
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
//set appearance
if(nodes[0]->getNodeAppearance().second->getSWrap()!=nodes[0]->getTextS())
nodes[0]->setTextS(nodes[0]->getNodeAppearance().second->getSWrap());
if(nodes[0]->getNodeAppearance().second->getTWrap()!=nodes[0]->getTextT())
nodes[0]->setTextT(nodes[0]->getNodeAppearance().second->getTWrap());
nodes[0]->getNodeAppearance().second->apply();
if(nodes[0]->getDisplayList())
{
glCallList(nodes[0]->getDisplayListId());
}
else{
for (unsigned int j=0;j<objects.size();j++)
{
objects[j]->draw();
}
}
//if child is found
if(childrenIds.size()>0)
{
auxDrawObjects(childrenIds,nodes[0]->getNodeAppearance());
}
glPopMatrix();
}
void XMLScene::auxDrawObjects(vector<Node*> sons,pair<string,Appearance*> fatherAppearance)
{
//searches son position on vector
unsigned int sonInd;
vector<Node*> childrenIds;
for (sonInd=0;sonInd<sons.size();sonInd++)
{
glPushMatrix();
childrenIds=sons[sonInd]->getChildNodes();
if(sons[sonInd]->getDisplayList())
{
if(sons[sonInd]->getDisplayListInd()==-1)
{
if(childrenIds.size()>0)
{
if(sons[sonInd]->getNodeAppearance().first=="")
{
auxDrawObjects(childrenIds,fatherAppearance);
}
else
auxDrawObjects(childrenIds,sons[sonInd]->getNodeAppearance());
}
GLuint index = glGenLists(1);
sons[sonInd]->setDisplayListInd(index);
glNewList(index, GL_COMPILE);
sons[sonInd]->draw(fatherAppearance.second);
//if child is found
if(childrenIds.size()>0)
{
if(sons[sonInd]->getNodeAppearance().first=="")
{
auxDrawObjects(childrenIds,fatherAppearance);
}
else
auxDrawObjects(childrenIds,sons[sonInd]->getNodeAppearance());
}
glEndList();
glPopMatrix();
glCallList(index);
}
else
{
glCallList(sons[sonInd]->getDisplayListInd());
glPopMatrix();
}
}
else
{
sons[sonInd]->draw(fatherAppearance.second);
childrenIds=sons[sonInd]->getChildNodes();
//if child is found
if(childrenIds.size()>0)
{
if(sons[sonInd]->getNodeAppearance().first=="")
{
auxDrawObjects(childrenIds,fatherAppearance);
}
else
auxDrawObjects(childrenIds,sons[sonInd]->getNodeAppearance());
}
glPopMatrix();
}
}
}
void XMLScene::auxDrawObjects(vector<string> sonIds,pair<string,Appearance*> fatherAppearance)
{
//searches son position on vector
unsigned int sonInd;
vector<string> childrenIds;
vector<Node*> nodes = sceneGraph->getNodes();
vector<SceneObject*> objects;
for (unsigned int j=0;j<sonIds.size();j++)
{
for (sonInd=0;sonInd<nodes.size();sonInd++)
{
if(sonIds[j]==nodes[sonInd]->getId())
{
objects=nodes[sonInd]->getObjects();
childrenIds=nodes[sonInd]->getChildNodeIds();
glPushMatrix();
glMultMatrixf(& nodes[sonInd]->transMatrix[0]);
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
//set appearance
if(nodes[sonInd]->getNodeAppearance().first=="inherit")
{
if(fatherAppearance.second->getSWrap()!=nodes[sonInd]->getTextS())
nodes[sonInd]->setTextS(fatherAppearance.second->getSWrap());
if(fatherAppearance.second->getTWrap()!=nodes[sonInd]->getTextT())
nodes[sonInd]->setTextT(fatherAppearance.second->getTWrap());
fatherAppearance.second->apply();
}
else
{
if(nodes[sonInd]->getNodeAppearance().second->getSWrap()!=nodes[sonInd]->getTextS())
nodes[sonInd]->setTextS(nodes[sonInd]->getNodeAppearance().second->getSWrap());
if(nodes[sonInd]->getNodeAppearance().second->getTWrap()!=nodes[sonInd]->getTextT())
nodes[sonInd]->setTextT(nodes[sonInd]->getNodeAppearance().second->getTWrap());
nodes[sonInd]->getNodeAppearance().second->apply();
}
for (unsigned int j=0;j<objects.size();j++)
{
objects[j]->draw();
}
//if child is found
if(childrenIds.size()>0)
{
if(nodes[sonInd]->getNodeAppearance().first=="inherit")
{
auxDrawObjects(childrenIds,fatherAppearance);
}
else
auxDrawObjects(childrenIds,nodes[sonInd]->getNodeAppearance());
}
glPopMatrix();
}
}
}
}
