Ogre::Bone* EC_Mesh::GetBone(const QString& boneName) const
{
std::string boneNameStd = boneName.toStdString();
if (!entity_)
return 0;
Ogre::Skeleton* skel = entity_->getSkeleton();
if (skel && skel->hasBone(boneNameStd))
return skel->getBone(boneNameStd);
else
return 0;
}
bool EC_Mesh::SetAttachmentMesh(uint index, const std::string& mesh_name, const std::string& attach_point, bool share_skeleton)
{
if (!ViewEnabled())
return false;
OgreWorldPtr world = world_.lock();
if (!entity_)
{
LogError("EC_Mesh::SetAttachmentMesh: No mesh entity created yet, can not create attachments!");
return false;
}
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
size_t oldsize = attachment_entities_.size();
size_t newsize = index + 1;
if (oldsize < newsize)
{
attachment_entities_.resize(newsize);
attachment_nodes_.resize(newsize);
for(uint i = oldsize; i < newsize; ++i)
{
attachment_entities_[i] = 0;
attachment_nodes_[i] = 0;
}
}
RemoveAttachmentMesh(index);
Ogre::Mesh* mesh = PrepareMesh(mesh_name, false);
if (!mesh)
return false;
if (share_skeleton)
{
// If sharing a skeleton, force the attachment mesh to use the same skeleton
// This is theoretically quite a scary operation, for there is possibility for things to go wrong
Ogre::SkeletonPtr entity_skel = entity_->getMesh()->getSkeleton();
if (entity_skel.isNull())
{
LogError("EC_Mesh::SetAttachmentMesh: Cannot share skeleton for attachment, not found");
return false;
}
try
{
mesh->_notifySkeleton(entity_skel);
}
catch(const Ogre::Exception &/*e*/)
{
LogError("EC_Mesh::SetAttachmentMesh: Could not set shared skeleton for attachment");
return false;
}
}
try
{
QString entityName = QString("EC_Mesh_attach") + QString::number(index);
attachment_entities_[index] = sceneMgr->createEntity(world->GetUniqueObjectName(entityName.toStdString()), mesh->getName());
if (!attachment_entities_[index])
{
LogError("EC_Mesh::SetAttachmentMesh: Could not set attachment mesh " + mesh_name);
return false;
}
attachment_entities_[index]->setRenderingDistance(drawDistance.Get());
attachment_entities_[index]->setCastShadows(castShadows.Get());
attachment_entities_[index]->setUserAny(entity_->getUserAny());
// Set UserAny also on subentities
for(uint i = 0; i < attachment_entities_[index]->getNumSubEntities(); ++i)
attachment_entities_[index]->getSubEntity(i)->setUserAny(entity_->getUserAny());
Ogre::Bone* attach_bone = 0;
if (!attach_point.empty())
{
Ogre::Skeleton* skel = entity_->getSkeleton();
if (skel && skel->hasBone(attach_point))
attach_bone = skel->getBone(attach_point);
}
if (attach_bone)
{
Ogre::TagPoint* tag = entity_->attachObjectToBone(attach_point, attachment_entities_[index]);
attachment_nodes_[index] = tag;
}
else
{
QString nodeName = QString("EC_Mesh_attachment_") + QString::number(index);
Ogre::SceneNode* node = sceneMgr->createSceneNode(world->GetUniqueObjectName(nodeName.toStdString()));
node->attachObject(attachment_entities_[index]);
adjustment_node_->addChild(node);
attachment_nodes_[index] = node;
}
if (share_skeleton && entity_->hasSkeleton() && attachment_entities_[index]->hasSkeleton())
{
attachment_entities_[index]->shareSkeletonInstanceWith(entity_);
}
}
catch(Ogre::Exception& e)
{
LogError("EC_Mesh::SetAttachmentMesh: Could not set attachment mesh " + mesh_name + ": " + std::string(e.what()));
return false;
}
return true;
}