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Create entities when iterating through the NIF

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This commit is contained in:
Chris Robinson 2013-04-03 03:26:21 -07:00
parent 512534be11
commit 095daca058
2 changed files with 79 additions and 120 deletions
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133
components/nifogre/ogrenifloader.cpp
View file

@ -1088,9 +1088,7 @@ class NIFMeshLoader : Ogre::ManualResourceLoader
typedef std::map<std::string,NIFMeshLoader> LoaderMap;
static LoaderMap sLoaders;
public:
NIFMeshLoader()
{ }
NIFMeshLoader(const std::string &name, const std::string &group)
: mName(name), mGroup(group), mShapeIndex(~(size_t)0)
{ }
@ -1113,25 +1111,25 @@ public:
findTriShape(mesh, node, NULL, NULL, NULL, NULL, NULL, NULL);
}
void createMeshes(const Nif::Node *node, MeshInfoList &meshes, int flags=0)
void createEntities(Ogre::SceneManager *sceneMgr, const Nif::Node *node, EntityList &entities, int flags=0)
{
// Do not create meshes for the collision shape (includes all children)
if(node->recType == Nif::RC_RootCollisionNode)
return;
flags |= node->flags;
// Marker objects: just skip the entire node
/// \todo don't do this in the editor
if (node->name.find("marker") != std::string::npos)
return;
flags |= node->flags;
Nif::ExtraPtr e = node->extra;
while(!e.empty())
{
Nif::NiStringExtraData *sd;
if((sd=dynamic_cast<Nif::NiStringExtraData*>(e.getPtr())) != NULL)
if(e->recType == Nif::RC_NiStringExtraData)
{
const Nif::NiStringExtraData *sd = static_cast<const Nif::NiStringExtraData*>(e.getPtr());
// String markers may contain important information
// affecting the entire subtree of this obj
if(sd->string == "MRK")
@ -1146,7 +1144,7 @@ public:
if(node->recType == Nif::RC_NiTriShape && !(flags&0x01)) // Not hidden
{
const Nif::NiTriShape *shape = dynamic_cast<const Nif::NiTriShape*>(node);
const Nif::NiTriShape *shape = static_cast<const Nif::NiTriShape*>(node);
Ogre::MeshManager &meshMgr = Ogre::MeshManager::getSingleton();
std::string fullname = mName+"@index="+Ogre::StringConverter::toString(shape->recIndex);
@ -1165,7 +1163,15 @@ public:
mesh->setAutoBuildEdgeLists(false);
}
meshes.push_back(MeshInfo(mesh->getName(), shape->name));
entities.mEntities.push_back(sceneMgr->createEntity(mesh));
if(entities.mSkelBase)
{
Ogre::Entity *entity = entities.mEntities.back();
if(entity->hasSkeleton())
entity->shareSkeletonInstanceWith(entities.mSkelBase);
else
entities.mSkelBase->attachObjectToBone(shape->name, entity);
}
}
const Nif::NiNode *ninode = dynamic_cast<const Nif::NiNode*>(node);
@ -1175,12 +1181,12 @@ public:
for(size_t i = 0;i < children.length();i++)
{
if(!children[i].empty())
createMeshes(children[i].getPtr(), meshes, flags);
createEntities(sceneMgr, children[i].getPtr(), entities, flags);
}
}
}
void createEmptyMesh(const Nif::Node *node, MeshInfoList &meshes)
void createSkelBase(Ogre::SceneManager *sceneMgr, const Nif::Node *node, EntityList &entities)
{
/* This creates an empty mesh to which a skeleton gets attached. This
* is to ensure we have an entity with a skeleton instance, even if all
@ -1199,40 +1205,34 @@ public:
mesh = meshMgr.createManual(fullname, mGroup, loader);
mesh->setAutoBuildEdgeLists(false);
}
meshes.push_back(MeshInfo(mesh->getName(), node->name));
entities.mSkelBase = sceneMgr->createEntity(mesh);
entities.mEntities.push_back(entities.mSkelBase);
}
};
NIFMeshLoader::LoaderMap NIFMeshLoader::sLoaders;
public:
NIFMeshLoader() : mShapeIndex(~(size_t)0)
{ }
typedef std::map<std::string,MeshInfoList> MeshInfoMap;
static MeshInfoMap sMeshInfoMap;
MeshInfoList Loader::load(const std::string &name, const std::string &group)
{
MeshInfoMap::const_iterator meshiter = sMeshInfoMap.find(name);
if(meshiter != sMeshInfoMap.end())
return meshiter->second;
MeshInfoList &meshes = sMeshInfoMap[name];
static void load(Ogre::SceneManager *sceneMgr, EntityList &entities, const std::string &name, const std::string &group)
{
Nif::NIFFile::ptr pnif = Nif::NIFFile::create(name);
Nif::NIFFile &nif = *pnif.get();
if(nif.numRecords() < 1)
{
nif.warn("Found no NIF records in "+name+".");
return meshes;
return;
}
// The first record is assumed to be the root node
Nif::Record const *r = nif.getRecord(0);
const Nif::Record *r = nif.getRecord(0);
assert(r != NULL);
Nif::Node const *node = dynamic_cast<Nif::Node const *>(r);
const Nif::Node *node = dynamic_cast<Nif::Node const *>(r);
if(node == NULL)
{
nif.warn("First record in "+name+" was not a node, but a "+
r->recName+".");
return meshes;
return;
}
bool hasSkel = Ogre::SkeletonManager::getSingleton().resourceExists(name);
@ -1241,50 +1241,26 @@ MeshInfoList Loader::load(const std::string &name, const std::string &group)
NIFMeshLoader meshldr(name, group);
if(hasSkel)
meshldr.createEmptyMesh(node, meshes);
meshldr.createMeshes(node, meshes, 0);
meshldr.createSkelBase(sceneMgr, node, entities);
meshldr.createEntities(sceneMgr, node, entities);
}
};
NIFMeshLoader::LoaderMap NIFMeshLoader::sLoaders;
return meshes;
}
EntityList Loader::createEntities(Ogre::SceneNode *parentNode, std::string name, const std::string &group)
{
EntityList entitylist;
Misc::StringUtils::toLower(name);
MeshInfoList meshes = load(name, group);
if(meshes.size() == 0)
return entitylist;
NIFMeshLoader::load(parentNode->getCreator(), entitylist, name, group);
Ogre::SceneManager *sceneMgr = parentNode->getCreator();
for(size_t i = 0;i < meshes.size();i++)
{
entitylist.mEntities.push_back(sceneMgr->createEntity(meshes[i].mMeshName));
Ogre::Entity *entity = entitylist.mEntities.back();
if(!entitylist.mSkelBase && entity->hasSkeleton())
entitylist.mSkelBase = entity;
}
if(entitylist.mSkelBase)
{
parentNode->attachObject(entitylist.mSkelBase);
for(size_t i = 0;i < entitylist.mEntities.size();i++)
{
Ogre::Entity *entity = entitylist.mEntities[i];
if(entity != entitylist.mSkelBase && entity->hasSkeleton())
{
entity->shareSkeletonInstanceWith(entitylist.mSkelBase);
if(!entity->isAttached())
parentNode->attachObject(entity);
}
else if(entity != entitylist.mSkelBase)
entitylist.mSkelBase->attachObjectToBone(meshes[i].mTargetNode, entity);
}
}
else
{
for(size_t i = 0;i < entitylist.mEntities.size();i++)
parentNode->attachObject(entitylist.mEntities[i]);
}
return entitylist;
}
@ -1296,25 +1272,17 @@ EntityList Loader::createEntities(Ogre::Entity *parent, const std::string &bonen
EntityList entitylist;
Misc::StringUtils::toLower(name);
MeshInfoList meshes = load(name, group);
if(meshes.size() == 0)
return entitylist;
NIFMeshLoader::load(parentNode->getCreator(), entitylist, name, group);
bool isskinned = false;
Ogre::SceneManager *sceneMgr = parentNode->getCreator();
std::string filter = "@shape=tri "+bonename;
Misc::StringUtils::toLower(filter);
for(size_t i = 0;i < meshes.size();i++)
for(size_t i = 0;i < entitylist.mEntities.size();i++)
{
Ogre::Entity *ent = sceneMgr->createEntity(meshes[i].mMeshName);
if(!entitylist.mSkelBase)
Ogre::Entity *ent = entitylist.mEntities[i];
if(entitylist.mSkelBase != ent && ent->hasSkeleton())
{
if(ent->hasSkeleton())
entitylist.mSkelBase = ent;
}
else if(!isskinned && ent->hasSkeleton())
isskinned = true;
entitylist.mEntities.push_back(ent);
break;
}
}
Ogre::Vector3 scale(1.0f);
@ -1323,20 +1291,21 @@ EntityList Loader::createEntities(Ogre::Entity *parent, const std::string &bonen
if(isskinned)
{
std::string filter = "@shape=tri "+bonename;
Misc::StringUtils::toLower(filter);
for(size_t i = 0;i < entitylist.mEntities.size();i++)
{
Ogre::Entity *entity = entitylist.mEntities[i];
if(entity->hasSkeleton())
{
if(entity != entitylist.mSkelBase)
entity->shareSkeletonInstanceWith(entitylist.mSkelBase);
if(entity->getMesh()->getName().find(filter) != std::string::npos)
if(entity == entitylist.mSkelBase ||
entity->getMesh()->getName().find(filter) != std::string::npos)
parentNode->attachObject(entity);
}
else
{
if(entity->getMesh()->getName().find(filter) != std::string::npos)
entitylist.mSkelBase->attachObjectToBone(meshes[i].mTargetNode, entity);
if(entity->getMesh()->getName().find(filter) == std::string::npos)
entity->detachFromParent();
}
}
}
@ -1344,10 +1313,14 @@ EntityList Loader::createEntities(Ogre::Entity *parent, const std::string &bonen
{
for(size_t i = 0;i < entitylist.mEntities.size();i++)
{
Ogre::TagPoint *tag = parent->attachObjectToBone(bonename, entitylist.mEntities[i]);
Ogre::Entity *entity = entitylist.mEntities[i];
if(!entity->isAttached())
{
Ogre::TagPoint *tag = parent->attachObjectToBone(bonename, entity);
tag->setScale(scale);
}
}
}
return entitylist;
}

14
components/nifogre/ogrenifloader.hpp
View file

@ -48,22 +48,8 @@ struct EntityList {
};
/* This holds a list of mesh names, the names of their parent nodes, and the offset
* from their parent nodes. */
struct MeshInfo {
std::string mMeshName;
std::string mTargetNode;
MeshInfo(const std::string &name, const std::string &target)
: mMeshName(name), mTargetNode(target)
{ }
};
typedef std::vector<MeshInfo> MeshInfoList;
class Loader
{
static MeshInfoList load(const std::string &name, const std::string &group);
public:
static EntityList createEntities(Ogre::Entity *parent, const std::string &bonename,
Ogre::SceneNode *parentNode,