initial
git-svn-id: svn://svn.icculus.org/netradiant/trunk@1 61c419a2-8eb2-4b30-bcec-8cead039b335
This commit is contained in:
rpolzer
453
plugins/entity/group.cpp
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453
plugins/entity/group.cpp
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/*
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Copyright (C) 2001-2006, William Joseph.
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All Rights Reserved.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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///\file
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///\brief Represents any entity which does not have a fixed size specified in its entity-definition (except misc_model).
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///
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/// This entity behaves as a group, i.e. it contains brushes.
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#include "cullable.h"
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#include "renderable.h"
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#include "editable.h"
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#include "selectionlib.h"
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#include "instancelib.h"
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#include "transformlib.h"
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#include "traverselib.h"
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#include "entitylib.h"
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#include "render.h"
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#include "eclasslib.h"
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#include "targetable.h"
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#include "origin.h"
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#include "angles.h"
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#include "scale.h"
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#include "filters.h"
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#include "namedentity.h"
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#include "keyobservers.h"
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#include "namekeys.h"
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#include "entity.h"
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class Group
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{
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EntityKeyValues m_entity;
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KeyObserverMap m_keyObservers;
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MatrixTransform m_transform;
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TraversableNodeSet m_traverse;
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ClassnameFilter m_filter;
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NamedEntity m_named;
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NameKeys m_nameKeys;
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RenderableNamedEntity m_renderName;
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mutable Vector3 m_name_origin;
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Callback m_transformChanged;
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void construct()
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{
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m_keyObservers.insert("classname", ClassnameFilter::ClassnameChangedCaller(m_filter));
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m_keyObservers.insert(Static<KeyIsName>::instance().m_nameKey, NamedEntity::IdentifierChangedCaller(m_named));
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}
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public:
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Group(EntityClass* eclass, scene::Node& node, const Callback& transformChanged) :
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m_entity(eclass),
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m_filter(m_entity, node),
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m_named(m_entity),
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m_nameKeys(m_entity),
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m_renderName(m_named, m_name_origin),
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m_name_origin(g_vector3_identity),
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m_transformChanged(transformChanged)
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{
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construct();
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}
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Group(const Group& other, scene::Node& node, const Callback& transformChanged) :
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m_entity(other.m_entity),
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m_filter(m_entity, node),
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m_named(m_entity),
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m_nameKeys(m_entity),
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m_renderName(m_named, g_vector3_identity),
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m_transformChanged(transformChanged)
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{
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construct();
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}
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InstanceCounter m_instanceCounter;
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void instanceAttach(const scene::Path& path)
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{
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if(++m_instanceCounter.m_count == 1)
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{
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m_filter.instanceAttach();
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m_entity.instanceAttach(path_find_mapfile(path.begin(), path.end()));
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m_traverse.instanceAttach(path_find_mapfile(path.begin(), path.end()));
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m_entity.attach(m_keyObservers);
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}
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}
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void instanceDetach(const scene::Path& path)
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{
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if(--m_instanceCounter.m_count == 0)
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{
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m_entity.detach(m_keyObservers);
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m_traverse.instanceDetach(path_find_mapfile(path.begin(), path.end()));
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m_entity.instanceDetach(path_find_mapfile(path.begin(), path.end()));
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m_filter.instanceDetach();
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}
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}
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EntityKeyValues& getEntity()
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{
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return m_entity;
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}
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const EntityKeyValues& getEntity() const
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{
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return m_entity;
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}
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scene::Traversable& getTraversable()
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{
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return m_traverse;
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}
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Namespaced& getNamespaced()
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{
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return m_nameKeys;
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}
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Nameable& getNameable()
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{
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return m_named;
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}
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TransformNode& getTransformNode()
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{
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return m_transform;
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}
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void attach(scene::Traversable::Observer* observer)
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{
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m_traverse.attach(observer);
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}
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void detach(scene::Traversable::Observer* observer)
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{
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m_traverse.detach(observer);
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}
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void renderSolid(Renderer& renderer, const VolumeTest& volume, const Matrix4& localToWorld) const
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{
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renderer.SetState(m_entity.getEntityClass().m_state_wire, Renderer::eWireframeOnly);
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}
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void renderWireframe(Renderer& renderer, const VolumeTest& volume, const Matrix4& localToWorld, const AABB& childBounds) const
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{
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renderSolid(renderer, volume, localToWorld);
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if(g_showNames)
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{
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// don't draw the name for worldspawn
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if(!strcmp(m_entity.getEntityClass().name(), "worldspawn"))
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return;
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// place name in the middle of the "children cloud"
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m_name_origin = childBounds.origin;
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renderer.addRenderable(m_renderName, localToWorld);
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}
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}
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};
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#if 0
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class TransformableSetTranslation
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{
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Translation m_value;
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public:
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TransformableSetTranslation(const Translation& value) : m_value(value)
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{
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}
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void operator()(Transformable& transformable) const
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{
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transformable.setTranslation(m_value);
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}
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};
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class TransformableSetRotation
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{
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Rotation m_value;
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public:
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TransformableSetRotation(const Rotation& value) : m_value(value)
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{
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}
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void operator()(Transformable& transformable) const
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{
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transformable.setRotation(m_value);
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}
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};
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class TransformableSetScale
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{
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Scale m_value;
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public:
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TransformableSetScale(const Scale& value) : m_value(value)
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{
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}
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void operator()(Transformable& transformable) const
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{
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transformable.setScale(m_value);
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}
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};
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class TransformableSetType
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{
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TransformModifierType m_value;
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public:
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TransformableSetType(const TransformModifierType& value) : m_value(value)
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{
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}
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void operator()(Transformable& transformable) const
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{
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transformable.setType(m_value);
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}
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};
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class TransformableFreezeTransform
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{
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TransformModifierType m_value;
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public:
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void operator()(Transformable& transformable) const
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{
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transformable.freezeTransform();
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}
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};
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template<typename Functor>
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inline void Scene_forEachChildTransformable(const Functor& functor, const scene::Path& path)
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{
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GlobalSceneGraph().traverse_subgraph(ChildInstanceWalker< InstanceApply<Transformable, Functor> >(functor), path);
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}
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#endif
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class GroupInstance :
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public TargetableInstance,
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#if 0
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public Transformable,
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#endif
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public Renderable
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{
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class TypeCasts
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{
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InstanceTypeCastTable m_casts;
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public:
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TypeCasts()
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{
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m_casts = TargetableInstance::StaticTypeCasts::instance().get();
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InstanceStaticCast<GroupInstance, Renderable>::install(m_casts);
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#if 0
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InstanceStaticCast<GroupInstance, Transformable>::install(m_casts);
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#endif
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}
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InstanceTypeCastTable& get()
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{
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return m_casts;
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}
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};
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Group& m_contained;
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public:
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typedef LazyStatic<TypeCasts> StaticTypeCasts;
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GroupInstance(const scene::Path& path, scene::Instance* parent, Group& group) :
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TargetableInstance(path, parent, this, StaticTypeCasts::instance().get(), group.getEntity(), *this),
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m_contained(group)
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{
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m_contained.instanceAttach(Instance::path());
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StaticRenderableConnectionLines::instance().attach(*this);
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}
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~GroupInstance()
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{
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StaticRenderableConnectionLines::instance().detach(*this);
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m_contained.instanceDetach(Instance::path());
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}
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void renderSolid(Renderer& renderer, const VolumeTest& volume) const
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{
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m_contained.renderSolid(renderer, volume, Instance::localToWorld());
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}
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void renderWireframe(Renderer& renderer, const VolumeTest& volume) const
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{
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m_contained.renderWireframe(renderer, volume, Instance::localToWorld(), Instance::childBounds());
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}
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#if 0
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void setType(TransformModifierType type)
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{
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Scene_forEachChildTransformable(TransformableSetType(type), Instance::path());
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}
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void setTranslation(const Translation& value)
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{
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Scene_forEachChildTransformable(TransformableSetTranslation(value), Instance::path());
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}
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void setRotation(const Rotation& value)
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{
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Scene_forEachChildTransformable(TransformableSetRotation(value), Instance::path());
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}
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void setScale(const Scale& value)
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{
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Scene_forEachChildTransformable(TransformableSetScale(value), Instance::path());
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}
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void freezeTransform()
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{
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Scene_forEachChildTransformable(TransformableFreezeTransform(), Instance::path());
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}
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void evaluateTransform()
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{
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}
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#endif
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};
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class GroupNode :
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public scene::Node::Symbiot,
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public scene::Instantiable,
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public scene::Cloneable,
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public scene::Traversable::Observer
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{
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class TypeCasts
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{
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NodeTypeCastTable m_casts;
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public:
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TypeCasts()
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{
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NodeStaticCast<GroupNode, scene::Instantiable>::install(m_casts);
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NodeStaticCast<GroupNode, scene::Cloneable>::install(m_casts);
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NodeContainedCast<GroupNode, scene::Traversable>::install(m_casts);
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NodeContainedCast<GroupNode, TransformNode>::install(m_casts);
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NodeContainedCast<GroupNode, Entity>::install(m_casts);
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NodeContainedCast<GroupNode, Nameable>::install(m_casts);
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NodeContainedCast<GroupNode, Namespaced>::install(m_casts);
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}
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NodeTypeCastTable& get()
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{
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return m_casts;
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}
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};
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scene::Node m_node;
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InstanceSet m_instances;
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Group m_contained;
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void construct()
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{
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m_contained.attach(this);
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}
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void destroy()
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{
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m_contained.detach(this);
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}
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public:
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typedef LazyStatic<TypeCasts> StaticTypeCasts;
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scene::Traversable& get(NullType<scene::Traversable>)
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{
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return m_contained.getTraversable();
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}
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TransformNode& get(NullType<TransformNode>)
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{
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return m_contained.getTransformNode();
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}
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Entity& get(NullType<Entity>)
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{
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return m_contained.getEntity();
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}
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Nameable& get(NullType<Nameable>)
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{
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return m_contained.getNameable();
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}
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Namespaced& get(NullType<Namespaced>)
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{
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return m_contained.getNamespaced();
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}
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GroupNode(EntityClass* eclass) :
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m_node(this, this, StaticTypeCasts::instance().get()),
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m_contained(eclass, m_node, InstanceSet::TransformChangedCaller(m_instances))
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{
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construct();
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}
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GroupNode(const GroupNode& other) :
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scene::Node::Symbiot(other),
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scene::Instantiable(other),
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scene::Cloneable(other),
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scene::Traversable::Observer(other),
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m_node(this, this, StaticTypeCasts::instance().get()),
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m_contained(other.m_contained, m_node, InstanceSet::TransformChangedCaller(m_instances))
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{
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construct();
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}
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~GroupNode()
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{
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destroy();
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}
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void release()
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{
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delete this;
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}
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scene::Node& node()
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{
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return m_node;
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}
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scene::Node& clone() const
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{
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return (new GroupNode(*this))->node();
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}
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void insert(scene::Node& child)
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{
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m_instances.insert(child);
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}
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void erase(scene::Node& child)
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{
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m_instances.erase(child);
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}
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scene::Instance* create(const scene::Path& path, scene::Instance* parent)
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{
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return new GroupInstance(path, parent, m_contained);
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}
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void forEachInstance(const scene::Instantiable::Visitor& visitor)
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{
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m_instances.forEachInstance(visitor);
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}
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void insert(scene::Instantiable::Observer* observer, const scene::Path& path, scene::Instance* instance)
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{
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m_instances.insert(observer, path, instance);
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}
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scene::Instance* erase(scene::Instantiable::Observer* observer, const scene::Path& path)
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{
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return m_instances.erase(observer, path);
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}
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};
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scene::Node& New_Group(EntityClass* eclass)
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{
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return (new GroupNode(eclass))->node();
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}
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Block a user