void EC_Mesh::RemoveMesh()
{
OgreWorldPtr world = world_.lock();
if (entity_)
{
emit MeshAboutToBeDestroyed();
RemoveAllAttachments();
DetachEntity();
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
sceneMgr->destroyEntity(entity_);
entity_ = 0;
}
if (!cloned_mesh_name_.empty())
{
try
{
Ogre::MeshManager::getSingleton().remove(cloned_mesh_name_);
}
catch(Ogre::Exception& e)
{
LogWarning("EC_Mesh::RemoveMesh: Could not remove cloned mesh:" + std::string(e.what()));
}
cloned_mesh_name_ = std::string();
}
}
EC_Mesh::EC_Mesh(Scene* scene) :
IComponent(scene),
nodeTransformation(this, "Transform", Transform(float3(0,0,0),float3(0,0,0),float3(1,1,1))),
meshRef(this, "Mesh ref", AssetReference("", "OgreMesh")),
skeletonRef(this, "Skeleton ref", AssetReference("", "OgreSkeleton")),
meshMaterial(this, "Mesh materials", AssetReferenceList("OgreMaterial")),
drawDistance(this, "Draw distance", 0.0f),
castShadows(this, "Cast shadows", false),
entity_(0),
attached_(false)
{
if (scene)
world_ = scene->GetWorld<OgreWorld>();
static AttributeMetadata drawDistanceData("", "0", "10000");
drawDistance.SetMetadata(&drawDistanceData);
static AttributeMetadata materialMetadata;
materialMetadata.elementType = "assetreference";
meshMaterial.SetMetadata(&materialMetadata);
meshAsset = AssetRefListenerPtr(new AssetRefListener());
skeletonAsset = AssetRefListenerPtr(new AssetRefListener());
OgreWorldPtr world = world_.lock();
if (world)
{
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
adjustment_node_ = sceneMgr->createSceneNode(world->GetUniqueObjectName("EC_Mesh_adjustment_node"));
connect(this, SIGNAL(ParentEntitySet()), SLOT(UpdateSignals()));
connect(meshAsset.get(), SIGNAL(Loaded(AssetPtr)), this, SLOT(OnMeshAssetLoaded(AssetPtr)), Qt::UniqueConnection);
connect(skeletonAsset.get(), SIGNAL(Loaded(AssetPtr)), this, SLOT(OnSkeletonAssetLoaded(AssetPtr)), Qt::UniqueConnection);
}
}
void EC_Hydrax::Create()
{
PROFILE(EC_Hydrax_Create);
SAFE_DELETE(impl);
if (!framework || framework->IsHeadless())
return;
try
{
if (!ParentScene())
{
LogError("EC_Hydrax: no parent scene. Cannot be created.");
return;
}
OgreWorldPtr w = ParentScene()->Subsystem<OgreWorld>();
assert(w);
connect(w->Renderer(), SIGNAL(MainCameraChanged(Entity *)), SLOT(OnActiveCameraChanged(Entity *)), Qt::UniqueConnection);
Entity *mainCamera = w->Renderer()->MainCamera();
if (!mainCamera)
{
// Can't create Hydrax just yet, no main camera set (Hydrax needs a valid camera to initialize).
// This error is benign, and Hydrax will now postpone its initialization to until a camera is set.
// (see OnActiveCameraChanged()).
LogDebug("Cannot create EC_Hydrax: No main camera set!");
return;
}
Ogre::Camera *cam = mainCamera->GetComponent<EC_Camera>()->GetCamera();
impl = new EC_HydraxImpl();
impl->hydrax = new Hydrax::Hydrax(w->OgreSceneManager(), cam, w->Renderer()->MainViewport());
// Using projected grid module by default
Hydrax::Module::ProjectedGrid *module = new Hydrax::Module::ProjectedGrid(impl->hydrax, new Hydrax::Noise::Perlin(),
Ogre::Plane(Ogre::Vector3::UNIT_Y, Ogre::Vector3::ZERO), Hydrax::MaterialManager::NM_VERTEX);
impl->hydrax->setModule(module);
impl->module = module;
// Load all parameters from config file, but position attribute is always authoritative for the position.
RequestConfigAsset();
connect(framework->Frame(), SIGNAL(PostFrameUpdate(float)), SLOT(Update(float)), Qt::UniqueConnection);
}
catch(const Ogre::Exception &e)
{
// Currently if we try to create more than one Hydrax component we end up here due to Ogre internal name collision.
LogError("Could not create EC_Hydrax: " + std::string(e.what()));
}
}
void EC_HoveringText::ShowMessage(const QString &text)
{
if (!ViewEnabled())
return;
if (world_.expired())
return;
OgreWorldPtr world = world_.lock();
Ogre::SceneManager *scene = world->OgreSceneManager();
assert(scene);
if (!scene)
return;
Entity* entity = ParentEntity();
assert(entity);
if (!entity)
return;
EC_Placeable *node = entity->GetComponent<EC_Placeable>().get();
if (!node)
return;
Ogre::SceneNode *sceneNode = node->GetSceneNode();
assert(sceneNode);
if (!sceneNode)
return;
// Create billboard if it doesn't exist.
if (!billboardSet_)
{
billboardSet_ = scene->createBillboardSet(world->GetUniqueObjectName("EC_HoveringText"), 1);
assert(billboardSet_);
billboardSet_->Ogre::MovableObject::setUserAny(Ogre::Any(static_cast<IComponent *>(this)));
billboardSet_->Ogre::Renderable::setUserAny(Ogre::Any(static_cast<IComponent *>(this)));
sceneNode->attachObject(billboardSet_);
}
if (billboardSet_ && !billboard_)
{
billboard_ = billboardSet_->createBillboard(Ogre::Vector3(0, 0, 0.7f));
SetBillboardSize(width.Get(), height.Get());
SetPosition(position.Get());
}
Redraw();
}
EC_Mesh::~EC_Mesh()
{
if (world_.expired())
{
// Log error only if there was an Ogre object to be destroyed
if (entity_)
LogError("EC_Mesh: World has expired, skipping uninitialization!");
return;
}
OgreWorldPtr world = world_.lock();
RemoveMesh();
if (adjustment_node_)
{
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
sceneMgr->destroySceneNode(adjustment_node_);
adjustment_node_ = 0;
}
}
void EC_Mesh::RemoveAttachmentMesh(uint index)
{
OgreWorldPtr world = world_.lock();
if (!entity_)
return;
if (index >= attachment_entities_.size())
return;
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
if (attachment_entities_[index] && attachment_nodes_[index])
{
// See if attached to a tagpoint or an ordinary node
Ogre::TagPoint* tag = dynamic_cast<Ogre::TagPoint*>(attachment_nodes_[index]);
if (tag)
{
entity_->detachObjectFromBone(attachment_entities_[index]);
}
else
{
Ogre::SceneNode* scenenode = dynamic_cast<Ogre::SceneNode*>(attachment_nodes_[index]);
if (scenenode)
{
scenenode->detachObject(attachment_entities_[index]);
sceneMgr->destroySceneNode(scenenode);
}
}
attachment_nodes_[index] = 0;
}
if (attachment_entities_[index])
{
if (attachment_entities_[index]->sharesSkeletonInstance())
attachment_entities_[index]->stopSharingSkeletonInstance();
sceneMgr->destroyEntity(attachment_entities_[index]);
attachment_entities_[index] = 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;
}
bool EC_Mesh::SetMeshWithSkeleton(const std::string& mesh_name, const std::string& skeleton_name, bool clone)
{
if (!ViewEnabled())
return false;
OgreWorldPtr world = world_.lock();
Ogre::SkeletonPtr skel = Ogre::SkeletonManager::getSingleton().getByName(AssetAPI::SanitateAssetRef(skeleton_name));
if (skel.isNull())
{
LogError("EC_Mesh::SetMeshWithSkeleton: Could not set skeleton " + skeleton_name + " to mesh " + mesh_name + ": not found");
return false;
}
RemoveMesh();
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
Ogre::Mesh* mesh = PrepareMesh(mesh_name, clone);
if (!mesh)
return false;
try
{
mesh->_notifySkeleton(skel);
// LogDebug("Set skeleton " + skeleton_name + " to mesh " + mesh_name);
}
catch(Ogre::Exception& e)
{
LogError("EC_Mesh::SetMeshWithSkeleton: Could not set skeleton " + skeleton_name + " to mesh " + mesh_name + ": " + std::string(e.what()));
return false;
}
try
{
entity_ = sceneMgr->createEntity(world->GetUniqueObjectName("EC_Mesh_entwithskel"), mesh->getName());
if (!entity_)
{
LogError("EC_Mesh::SetMeshWithSkeleton: Could not set mesh " + mesh_name);
return false;
}
entity_->setRenderingDistance(drawDistance.Get());
entity_->setCastShadows(castShadows.Get());
entity_->setUserAny(Ogre::Any(static_cast<IComponent *>(this)));
// Set UserAny also on subentities
for(uint i = 0; i < entity_->getNumSubEntities(); ++i)
entity_->getSubEntity(i)->setUserAny(entity_->getUserAny());
if (entity_->hasSkeleton())
{
Ogre::SkeletonInstance* skel = entity_->getSkeleton();
// Enable cumulative mode on skeletal animations
if (skel)
skel->setBlendMode(Ogre::ANIMBLEND_CUMULATIVE);
}
}
catch(Ogre::Exception& e)
{
LogError("EC_Mesh::SetMeshWithSkeleton: Could not set mesh " + mesh_name + ": " + std::string(e.what()));
return false;
}
AttachEntity();
emit MeshChanged();
return true;
}
bool EC_Mesh::SetMesh(QString meshResourceName, bool clone)
{
if (!ViewEnabled())
return false;
OgreWorldPtr world = world_.lock();
std::string mesh_name = meshResourceName.trimmed().toStdString();
RemoveMesh();
// If placeable is not set yet, set it manually by searching it from the parent entity
if (!placeable_)
{
Entity* entity = ParentEntity();
if (entity)
{
ComponentPtr placeable = entity->GetComponent(EC_Placeable::TypeNameStatic());
if (placeable)
placeable_ = placeable;
}
}
Ogre::SceneManager* sceneMgr = world->OgreSceneManager();
Ogre::Mesh* mesh = PrepareMesh(mesh_name, clone);
if (!mesh)
return false;
try
{
entity_ = sceneMgr->createEntity(world->GetUniqueObjectName("EC_Mesh_entity"), mesh->getName());
if (!entity_)
{
LogError("EC_Mesh::SetMesh: Could not set mesh " + mesh_name);
return false;
}
entity_->setRenderingDistance(drawDistance.Get());
entity_->setCastShadows(castShadows.Get());
entity_->setUserAny(Ogre::Any(static_cast<IComponent *>(this)));
// Set UserAny also on subentities
for(uint i = 0; i < entity_->getNumSubEntities(); ++i)
entity_->getSubEntity(i)->setUserAny(entity_->getUserAny());
if (entity_->hasSkeleton())
{
Ogre::SkeletonInstance* skel = entity_->getSkeleton();
// Enable cumulative mode on skeletal animations
if (skel)
skel->setBlendMode(Ogre::ANIMBLEND_CUMULATIVE);
}
// Make sure adjustment node is uptodate
Transform newTransform = nodeTransformation.Get();
adjustment_node_->setPosition(newTransform.pos);
adjustment_node_->setOrientation(newTransform.Orientation());
// Prevent Ogre exception from zero scale
adjustment_node_->setScale(Max(newTransform.scale, float3::FromScalar(0.0000001f)));
// Force a re-apply of all materials to this new mesh.
ApplyMaterial();
}
catch(Ogre::Exception& e)
{
LogError("EC_Mesh::SetMesh: Could not set mesh " + mesh_name + ": " + std::string(e.what()));
return false;
}
AttachEntity();
emit MeshChanged();
return true;
}