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[voretournament/voretournament.git] / misc / mediasource / netradiant-src / plugins / entity / doom3group.cpp
diff --git a/misc/mediasource/netradiant-src/plugins/entity/doom3group.cpp b/misc/mediasource/netradiant-src/plugins/entity/doom3group.cpp
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+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+GtkRadiant is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+///\file
+///\brief Represents any Doom3 entity which does not have a fixed size specified in its entity-definition (e.g. func_static).
+///
+/// This entity behaves as a group only when the "model" key is empty or is the same as the "name" key. Otherwise it behaves as a model.
+/// When behaving as a group, the "origin" key is the translation to be applied to all brushes (not patches) grouped under this entity.
+/// When behaving as a model, the "origin", "angle" and "rotation" keys directly control the entity's local-to-parent transform.
+/// When either the "curve_Nurbs" or "curve_CatmullRomSpline" keys define a curve, the curve is rendered and can be edited.
+
+#include "doom3group.h"
+
+#include "cullable.h"
+#include "renderable.h"
+#include "editable.h"
+#include "modelskin.h"
+
+#include "selectionlib.h"
+#include "instancelib.h"
+#include "transformlib.h"
+#include "traverselib.h"
+#include "entitylib.h"
+#include "render.h"
+#include "eclasslib.h"
+#include "stream/stringstream.h"
+#include "pivot.h"
+
+#include "targetable.h"
+#include "origin.h"
+#include "angle.h"
+#include "rotation.h"
+#include "model.h"
+#include "filters.h"
+#include "namedentity.h"
+#include "keyobservers.h"
+#include "namekeys.h"
+#include "curve.h"
+#include "modelskinkey.h"
+
+#include "entity.h"
+
+inline void PointVertexArray_testSelect(PointVertex* first, std::size_t count, SelectionTest& test, SelectionIntersection& best)
+{
+  test.TestLineStrip(
+    VertexPointer(
+      reinterpret_cast<VertexPointer::pointer>(&first->vertex),
+      sizeof(PointVertex)
+    ),
+    IndexPointer::index_type(count),
+    best
+  );
+}
+
+class Doom3Group :
+  public Bounded,
+  public Snappable
+{
+  EntityKeyValues m_entity;
+  KeyObserverMap m_keyObservers;
+  TraversableNodeSet m_traverse;
+  MatrixTransform m_transform;
+
+  SingletonModel m_model;
+  OriginKey m_originKey;
+  Vector3 m_origin;
+  
+  RotationKey m_rotationKey;
+  Float9 m_rotation;
+
+  ClassnameFilter m_filter;
+  NamedEntity m_named;
+  NameKeys m_nameKeys;
+  TraversableObserverPairRelay m_traverseObservers;
+  Doom3GroupOrigin m_funcStaticOrigin;
+  RenderablePivot m_renderOrigin;
+  RenderableNamedEntity m_renderName;
+  mutable Vector3 m_name_origin;
+  ModelSkinKey m_skin;
+
+public:
+  NURBSCurve m_curveNURBS;
+  SignalHandlerId m_curveNURBSChanged;
+  CatmullRomSpline m_curveCatmullRom;
+  SignalHandlerId m_curveCatmullRomChanged;
+private:
+  mutable AABB m_curveBounds;
+
+  Callback m_transformChanged;
+  Callback m_evaluateTransform;
+
+  CopiedString m_name;
+  CopiedString m_modelKey;
+  bool m_isModel;
+
+  scene::Traversable* m_traversable;
+
+  void construct()
+  {
+    default_rotation(m_rotation);
+
+    m_keyObservers.insert("classname", ClassnameFilter::ClassnameChangedCaller(m_filter));
+    m_keyObservers.insert(Static<KeyIsName>::instance().m_nameKey, NamedEntity::IdentifierChangedCaller(m_named));
+    m_keyObservers.insert("model", Doom3Group::ModelChangedCaller(*this));
+    m_keyObservers.insert("origin", OriginKey::OriginChangedCaller(m_originKey));
+    m_keyObservers.insert("angle", RotationKey::AngleChangedCaller(m_rotationKey));
+    m_keyObservers.insert("rotation", RotationKey::RotationChangedCaller(m_rotationKey));
+    m_keyObservers.insert("name", NameChangedCaller(*this));
+    m_keyObservers.insert(curve_Nurbs, NURBSCurve::CurveChangedCaller(m_curveNURBS));
+    m_keyObservers.insert(curve_CatmullRomSpline, CatmullRomSpline::CurveChangedCaller(m_curveCatmullRom));
+    m_keyObservers.insert("skin", ModelSkinKey::SkinChangedCaller(m_skin));
+
+    m_traverseObservers.attach(m_funcStaticOrigin);
+    m_isModel = false;
+    m_nameKeys.setKeyIsName(keyIsNameDoom3Doom3Group);
+    attachTraverse();
+
+    m_entity.attach(m_keyObservers);
+  }
+  void destroy()
+  {
+    m_entity.detach(m_keyObservers);
+
+    if(isModel())
+    {
+      detachModel();
+    }
+    else
+    {
+      detachTraverse();
+    }
+
+    m_traverseObservers.detach(m_funcStaticOrigin);
+  }
+
+  void attachModel()
+  {
+    m_traversable = &m_model.getTraversable();
+    m_model.attach(&m_traverseObservers);
+  }
+  void detachModel()
+  {
+    m_traversable = 0;
+    m_model.detach(&m_traverseObservers);
+  }
+  void attachTraverse()
+  {
+    m_traversable = &m_traverse;
+    m_traverse.attach(&m_traverseObservers);
+  }
+  void detachTraverse()
+  {
+    m_traversable = 0;
+    m_traverse.detach(&m_traverseObservers);
+  }
+
+  bool isModel() const
+  {
+    return m_isModel;
+  }
+  void setIsModel(bool newValue)
+  {
+    if(newValue && !m_isModel)
+    {
+      detachTraverse();
+      attachModel();
+
+      m_nameKeys.setKeyIsName(Static<KeyIsName>::instance().m_keyIsName);
+      m_model.modelChanged(m_modelKey.c_str());
+    }
+    else if(!newValue && m_isModel)
+    {
+      detachModel();
+      attachTraverse();
+
+      m_nameKeys.setKeyIsName(keyIsNameDoom3Doom3Group);
+    }
+    m_isModel = newValue;
+    updateTransform();
+  }
+
+  void updateIsModel()
+  {
+    setIsModel(!string_equal(m_modelKey.c_str(), m_name.c_str()));
+  }
+
+// vc 2k5 compiler fix
+#if _MSC_VER >= 1400
+       public:
+#endif
+
+  void nameChanged(const char* value)
+  {
+    m_name = value;
+    updateIsModel();
+  }
+  typedef MemberCaller1<Doom3Group, const char*, &Doom3Group::nameChanged> NameChangedCaller;
+
+  void modelChanged(const char* value)
+  {
+    m_modelKey = value;
+    updateIsModel();
+    if(isModel())
+    {
+      m_model.modelChanged(value);
+    }
+    else
+    {
+      m_model.modelChanged("");
+    }
+  }
+  typedef MemberCaller1<Doom3Group, const char*, &Doom3Group::modelChanged> ModelChangedCaller;
+
+  void updateTransform()
+  {
+    m_transform.localToParent() = g_matrix4_identity;
+    if(isModel())
+    {
+      matrix4_translate_by_vec3(m_transform.localToParent(), m_origin);
+      matrix4_multiply_by_matrix4(m_transform.localToParent(), rotation_toMatrix(m_rotation));
+    }
+    m_transformChanged();
+    if(!isModel())
+    {
+      m_funcStaticOrigin.originChanged();
+    }
+  }
+  typedef MemberCaller<Doom3Group, &Doom3Group::updateTransform> UpdateTransformCaller;
+
+  void originChanged()
+  {
+    m_origin = m_originKey.m_origin;
+    updateTransform();
+  }
+  typedef MemberCaller<Doom3Group, &Doom3Group::originChanged> OriginChangedCaller;
+
+  void rotationChanged()
+  {
+    rotation_assign(m_rotation, m_rotationKey.m_rotation);
+    updateTransform();
+  }
+  typedef MemberCaller<Doom3Group, &Doom3Group::rotationChanged> RotationChangedCaller;
+
+  void skinChanged()
+  {
+    if(isModel())
+    {
+      scene::Node* node = m_model.getNode();
+      if(node != 0)
+      {
+        Node_modelSkinChanged(*node);
+      }
+    }
+  }
+  typedef MemberCaller<Doom3Group, &Doom3Group::skinChanged> SkinChangedCaller;
+
+public:
+  Doom3Group(EntityClass* eclass, scene::Node& node, const Callback& transformChanged, const Callback& boundsChanged, const Callback& evaluateTransform) :
+    m_entity(eclass),
+    m_originKey(OriginChangedCaller(*this)),
+    m_origin(ORIGINKEY_IDENTITY),
+    m_rotationKey(RotationChangedCaller(*this)),
+    m_filter(m_entity, node),
+    m_named(m_entity),
+    m_nameKeys(m_entity),
+    m_funcStaticOrigin(m_traverse, m_origin),
+    m_renderName(m_named, m_name_origin),
+       m_name_origin(g_vector3_identity),
+    m_skin(SkinChangedCaller(*this)),
+    m_curveNURBS(boundsChanged),
+    m_curveCatmullRom(boundsChanged),
+    m_transformChanged(transformChanged),
+    m_evaluateTransform(evaluateTransform),
+    m_traversable(0)
+  {
+    construct();
+  }
+  Doom3Group(const Doom3Group& other, scene::Node& node, const Callback& transformChanged, const Callback& boundsChanged, const Callback& evaluateTransform) :
+    m_entity(other.m_entity),
+    m_originKey(OriginChangedCaller(*this)),
+    m_origin(ORIGINKEY_IDENTITY),
+    m_rotationKey(RotationChangedCaller(*this)),
+    m_filter(m_entity, node),
+    m_named(m_entity),
+    m_nameKeys(m_entity),
+    m_funcStaticOrigin(m_traverse, m_origin),
+    m_renderName(m_named, g_vector3_identity),
+    m_skin(SkinChangedCaller(*this)),
+    m_curveNURBS(boundsChanged),
+    m_curveCatmullRom(boundsChanged),
+    m_transformChanged(transformChanged),
+    m_evaluateTransform(evaluateTransform),
+    m_traversable(0)
+  {
+    construct();
+  }
+  ~Doom3Group()
+  {
+    destroy();
+  }
+
+  InstanceCounter m_instanceCounter;
+  void instanceAttach(const scene::Path& path)
+  {
+    if(++m_instanceCounter.m_count == 1)
+    {
+      m_filter.instanceAttach();
+      m_entity.instanceAttach(path_find_mapfile(path.begin(), path.end()));
+      m_traverse.instanceAttach(path_find_mapfile(path.begin(), path.end()));
+
+      m_funcStaticOrigin.enable();
+    }
+  }
+  void instanceDetach(const scene::Path& path)
+  {
+    if(--m_instanceCounter.m_count == 0)
+    {
+      m_funcStaticOrigin.disable();
+
+      m_traverse.instanceDetach(path_find_mapfile(path.begin(), path.end()));
+      m_entity.instanceDetach(path_find_mapfile(path.begin(), path.end()));
+      m_filter.instanceDetach();
+    }
+  }
+
+  EntityKeyValues& getEntity()
+  {
+    return m_entity;
+  }
+  const EntityKeyValues& getEntity() const
+  {
+    return m_entity;
+  }
+
+  scene::Traversable& getTraversable()
+  {
+    return *m_traversable;
+  }
+  Namespaced& getNamespaced()
+  {
+    return m_nameKeys;
+  }
+  Nameable& getNameable()
+  {
+    return m_named;
+  }
+  TransformNode& getTransformNode()
+  {
+    return m_transform;
+  }
+  ModelSkin& getModelSkin()
+  {
+    return m_skin.get();
+  }
+
+  void attach(scene::Traversable::Observer* observer)
+  {
+    m_traverseObservers.attach(*observer);
+  }
+  void detach(scene::Traversable::Observer* observer)
+  {
+    m_traverseObservers.detach(*observer);
+  }
+
+  const AABB& localAABB() const
+  {
+    m_curveBounds = m_curveNURBS.m_bounds;
+    aabb_extend_by_aabb_safe(m_curveBounds, m_curveCatmullRom.m_bounds);
+    return m_curveBounds;
+  }
+
+  void renderSolid(Renderer& renderer, const VolumeTest& volume, const Matrix4& localToWorld, bool selected) const
+  {
+    if(isModel() && selected)
+    {
+      m_renderOrigin.render(renderer, volume, localToWorld);
+    }
+
+    renderer.SetState(m_entity.getEntityClass().m_state_wire, Renderer::eWireframeOnly);
+    renderer.SetState(m_entity.getEntityClass().m_state_wire, Renderer::eFullMaterials);
+
+    if(!m_curveNURBS.m_renderCurve.m_vertices.empty())
+    {
+      renderer.addRenderable(m_curveNURBS.m_renderCurve, localToWorld);
+    }
+    if(!m_curveCatmullRom.m_renderCurve.m_vertices.empty())
+    {
+      renderer.addRenderable(m_curveCatmullRom.m_renderCurve, localToWorld);
+    }
+  }
+
+  void renderWireframe(Renderer& renderer, const VolumeTest& volume, const Matrix4& localToWorld, bool selected, const AABB& childBounds) const
+  {
+    renderSolid(renderer, volume, localToWorld, selected);
+
+    if(g_showNames)
+    {
+      // draw models as usual
+      if(!isModel())
+      {
+        // don't draw the name for worldspawn
+        if(!strcmp(m_entity.getEntityClass().name(), "worldspawn"))
+            return;
+
+               // place name in the middle of the "children cloud"
+               m_name_origin = childBounds.origin;
+      }
+
+      renderer.addRenderable(m_renderName, localToWorld);
+    }
+  }
+
+  void testSelect(Selector& selector, SelectionTest& test, SelectionIntersection& best)
+  {
+    PointVertexArray_testSelect(&m_curveNURBS.m_renderCurve.m_vertices[0], m_curveNURBS.m_renderCurve.m_vertices.size(), test, best);
+    PointVertexArray_testSelect(&m_curveCatmullRom.m_renderCurve.m_vertices[0], m_curveCatmullRom.m_renderCurve.m_vertices.size(), test, best);
+  }
+
+  void translate(const Vector3& translation)
+  {
+    m_origin = origin_translated(m_origin, translation);
+  }
+  void rotate(const Quaternion& rotation)
+  {
+    rotation_rotate(m_rotation, rotation);
+  }
+  void snapto(float snap)
+  {
+    m_originKey.m_origin = origin_snapped(m_originKey.m_origin, snap);
+    m_originKey.write(&m_entity);
+  }
+  void revertTransform()
+  {
+    m_origin = m_originKey.m_origin;
+    rotation_assign(m_rotation, m_rotationKey.m_rotation);
+    m_curveNURBS.m_controlPointsTransformed = m_curveNURBS.m_controlPoints;
+    m_curveCatmullRom.m_controlPointsTransformed = m_curveCatmullRom.m_controlPoints;
+  }
+  void freezeTransform()
+  {
+    m_originKey.m_origin = m_origin;
+    m_originKey.write(&m_entity);
+    rotation_assign(m_rotationKey.m_rotation, m_rotation);
+    m_rotationKey.write(&m_entity);
+    m_curveNURBS.m_controlPoints = m_curveNURBS.m_controlPointsTransformed;
+    ControlPoints_write(m_curveNURBS.m_controlPoints, curve_Nurbs, m_entity);
+    m_curveCatmullRom.m_controlPoints = m_curveCatmullRom.m_controlPointsTransformed;
+    ControlPoints_write(m_curveCatmullRom.m_controlPoints, curve_CatmullRomSpline, m_entity);
+  }
+  void transformChanged()
+  {
+    revertTransform();
+    m_evaluateTransform();
+    updateTransform();
+    m_curveNURBS.curveChanged();
+    m_curveCatmullRom.curveChanged();
+  }
+  typedef MemberCaller<Doom3Group, &Doom3Group::transformChanged> TransformChangedCaller;
+};
+
+class ControlPointAddBounds
+{
+  AABB& m_bounds;
+public:
+  ControlPointAddBounds(AABB& bounds) : m_bounds(bounds)
+  {
+  }
+  void operator()(const Vector3& point) const
+  {
+    aabb_extend_by_point_safe(m_bounds, point);
+  }
+};
+
+class Doom3GroupInstance :
+  public TargetableInstance,
+  public TransformModifier,
+  public Renderable,
+  public SelectionTestable,
+  public ComponentSelectionTestable,
+  public ComponentEditable,
+  public ComponentSnappable
+{
+  class TypeCasts
+  {
+    InstanceTypeCastTable m_casts;
+  public:
+    TypeCasts()
+    {
+      m_casts = TargetableInstance::StaticTypeCasts::instance().get();
+      InstanceContainedCast<Doom3GroupInstance, Bounded>::install(m_casts);
+      InstanceStaticCast<Doom3GroupInstance, Renderable>::install(m_casts);
+      InstanceStaticCast<Doom3GroupInstance, SelectionTestable>::install(m_casts);
+      InstanceStaticCast<Doom3GroupInstance, ComponentSelectionTestable>::install(m_casts);
+      InstanceStaticCast<Doom3GroupInstance, ComponentEditable>::install(m_casts);
+      InstanceStaticCast<Doom3GroupInstance, ComponentSnappable>::install(m_casts);
+      InstanceStaticCast<Doom3GroupInstance, Transformable>::install(m_casts);
+      InstanceIdentityCast<Doom3GroupInstance>::install(m_casts);
+    }
+    InstanceTypeCastTable& get()
+    {
+      return m_casts;
+    }
+  };
+
+  Doom3Group& m_contained;
+  CurveEdit m_curveNURBS;
+  CurveEdit m_curveCatmullRom;
+  mutable AABB m_aabb_component;
+public:
+
+  typedef LazyStatic<TypeCasts> StaticTypeCasts;
+
+
+  Bounded& get(NullType<Bounded>)
+  {
+    return m_contained;
+  }
+
+  STRING_CONSTANT(Name, "Doom3GroupInstance");
+
+  Doom3GroupInstance(const scene::Path& path, scene::Instance* parent, Doom3Group& contained) :
+    TargetableInstance(path, parent, this, StaticTypeCasts::instance().get(), contained.getEntity(), *this),
+    TransformModifier(Doom3Group::TransformChangedCaller(contained), ApplyTransformCaller(*this)),
+    m_contained(contained),
+    m_curveNURBS(m_contained.m_curveNURBS.m_controlPointsTransformed, SelectionChangedComponentCaller(*this)),
+    m_curveCatmullRom(m_contained.m_curveCatmullRom.m_controlPointsTransformed, SelectionChangedComponentCaller(*this))
+  {
+    m_contained.instanceAttach(Instance::path());
+    m_contained.m_curveNURBSChanged = m_contained.m_curveNURBS.connect(CurveEdit::CurveChangedCaller(m_curveNURBS));
+    m_contained.m_curveCatmullRomChanged = m_contained.m_curveCatmullRom.connect(CurveEdit::CurveChangedCaller(m_curveCatmullRom));
+
+    StaticRenderableConnectionLines::instance().attach(*this);
+  }
+  ~Doom3GroupInstance()
+  {
+    StaticRenderableConnectionLines::instance().detach(*this);
+
+    m_contained.m_curveCatmullRom.disconnect(m_contained.m_curveCatmullRomChanged);
+    m_contained.m_curveNURBS.disconnect(m_contained.m_curveNURBSChanged);
+    m_contained.instanceDetach(Instance::path());
+  }
+  void renderSolid(Renderer& renderer, const VolumeTest& volume) const
+  {
+    m_contained.renderSolid(renderer, volume, Instance::localToWorld(), getSelectable().isSelected());
+
+    m_curveNURBS.renderComponentsSelected(renderer, volume, localToWorld());
+    m_curveCatmullRom.renderComponentsSelected(renderer, volume, localToWorld());
+  }
+  void renderWireframe(Renderer& renderer, const VolumeTest& volume) const
+  {
+       m_contained.renderWireframe(renderer, volume, Instance::localToWorld(), getSelectable().isSelected(), Instance::childBounds());
+
+    m_curveNURBS.renderComponentsSelected(renderer, volume, localToWorld());
+    m_curveCatmullRom.renderComponentsSelected(renderer, volume, localToWorld());
+  }
+  void renderComponents(Renderer& renderer, const VolumeTest& volume) const
+  {
+    if(GlobalSelectionSystem().ComponentMode() == SelectionSystem::eVertex)
+    {
+      m_curveNURBS.renderComponents(renderer, volume, localToWorld());
+      m_curveCatmullRom.renderComponents(renderer, volume, localToWorld());
+    }
+  }
+
+  void testSelect(Selector& selector, SelectionTest& test)
+  {
+    test.BeginMesh(localToWorld());
+    SelectionIntersection best;
+
+    m_contained.testSelect(selector, test, best);
+
+    if(best.valid())
+    {
+      Selector_add(selector, getSelectable(), best);
+    }
+  }
+
+  bool isSelectedComponents() const
+  {
+    return m_curveNURBS.isSelected() || m_curveCatmullRom.isSelected();
+  }
+  void setSelectedComponents(bool selected, SelectionSystem::EComponentMode mode)
+  {
+    if(mode == SelectionSystem::eVertex)
+    {
+      m_curveNURBS.setSelected(selected);
+      m_curveCatmullRom.setSelected(selected);
+    }
+  }
+  void testSelectComponents(Selector& selector, SelectionTest& test, SelectionSystem::EComponentMode mode)
+  {
+    if(mode == SelectionSystem::eVertex)
+    {
+      test.BeginMesh(localToWorld());
+      m_curveNURBS.testSelect(selector, test);
+      m_curveCatmullRom.testSelect(selector, test);
+    }
+  }
+
+  void transformComponents(const Matrix4& matrix)
+  {
+    if(m_curveNURBS.isSelected())
+    {
+      m_curveNURBS.transform(matrix);
+    }
+    if(m_curveCatmullRom.isSelected())
+    {
+      m_curveCatmullRom.transform(matrix);
+    }
+  }
+
+  const AABB& getSelectedComponentsBounds() const
+  {
+    m_aabb_component = AABB();
+    m_curveNURBS.forEachSelected(ControlPointAddBounds(m_aabb_component));
+    m_curveCatmullRom.forEachSelected(ControlPointAddBounds(m_aabb_component));
+    return m_aabb_component;
+  }
+
+  void snapComponents(float snap)
+  {
+    if(m_curveNURBS.isSelected())
+    {
+      m_curveNURBS.snapto(snap);
+      m_curveNURBS.write(curve_Nurbs, m_contained.getEntity());
+    }
+    if(m_curveCatmullRom.isSelected())
+    {
+      m_curveCatmullRom.snapto(snap);
+      m_curveCatmullRom.write(curve_CatmullRomSpline, m_contained.getEntity());
+    }
+  }
+
+  void evaluateTransform()
+  {
+    if(getType() == TRANSFORM_PRIMITIVE)
+    {
+      m_contained.translate(getTranslation());
+      m_contained.rotate(getRotation());
+    }
+    else
+    {
+      transformComponents(calculateTransform());
+    }
+  }
+  void applyTransform()
+  {
+    m_contained.revertTransform();
+    evaluateTransform();
+    m_contained.freezeTransform();
+  }
+  typedef MemberCaller<Doom3GroupInstance, &Doom3GroupInstance::applyTransform> ApplyTransformCaller;
+
+  void selectionChangedComponent(const Selectable& selectable)
+  {
+    GlobalSelectionSystem().getObserver(SelectionSystem::eComponent)(selectable);
+    GlobalSelectionSystem().onComponentSelection(*this, selectable);
+  }
+  typedef MemberCaller1<Doom3GroupInstance, const Selectable&, &Doom3GroupInstance::selectionChangedComponent> SelectionChangedComponentCaller;
+};
+
+class Doom3GroupNode :
+  public scene::Node::Symbiot,
+  public scene::Instantiable,
+  public scene::Cloneable,
+  public scene::Traversable::Observer
+{
+  class TypeCasts
+  {
+    NodeTypeCastTable m_casts;
+  public:
+    TypeCasts()
+    {
+      NodeStaticCast<Doom3GroupNode, scene::Instantiable>::install(m_casts);
+      NodeStaticCast<Doom3GroupNode, scene::Cloneable>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, scene::Traversable>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, Snappable>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, TransformNode>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, Entity>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, Nameable>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, Namespaced>::install(m_casts);
+      NodeContainedCast<Doom3GroupNode, ModelSkin>::install(m_casts);
+    }
+    NodeTypeCastTable& get()
+    {
+      return m_casts;
+    }
+  };
+
+
+  scene::Node m_node;
+  InstanceSet m_instances;
+  Doom3Group m_contained;
+
+  void construct()
+  {
+    m_contained.attach(this);
+  }
+  void destroy()
+  {
+    m_contained.detach(this);
+  }
+public:
+
+  typedef LazyStatic<TypeCasts> StaticTypeCasts;
+
+  scene::Traversable& get(NullType<scene::Traversable>)
+  {
+    return m_contained.getTraversable();
+  }
+  Snappable& get(NullType<Snappable>)
+  {
+    return m_contained;
+  }
+  TransformNode& get(NullType<TransformNode>)
+  {
+    return m_contained.getTransformNode();
+  }
+  Entity& get(NullType<Entity>)
+  {
+    return m_contained.getEntity();
+  }
+  Nameable& get(NullType<Nameable>)
+  {
+    return m_contained.getNameable();
+  }
+  Namespaced& get(NullType<Namespaced>)
+  {
+    return m_contained.getNamespaced();
+  }
+  ModelSkin& get(NullType<ModelSkin>)
+  {
+    return m_contained.getModelSkin();
+  }
+
+  Doom3GroupNode(EntityClass* eclass) :
+    m_node(this, this, StaticTypeCasts::instance().get()),
+      m_contained(eclass, m_node, InstanceSet::TransformChangedCaller(m_instances), InstanceSet::BoundsChangedCaller(m_instances), InstanceSetEvaluateTransform<Doom3GroupInstance>::Caller(m_instances))
+  {
+    construct();
+  }
+  Doom3GroupNode(const Doom3GroupNode& other) :
+    scene::Node::Symbiot(other),
+    scene::Instantiable(other),
+    scene::Cloneable(other),
+    scene::Traversable::Observer(other),
+    m_node(this, this, StaticTypeCasts::instance().get()),
+    m_contained(other.m_contained, m_node, InstanceSet::TransformChangedCaller(m_instances), InstanceSet::BoundsChangedCaller(m_instances), InstanceSetEvaluateTransform<Doom3GroupInstance>::Caller(m_instances))
+  {
+    construct();
+  }
+  ~Doom3GroupNode()
+  {
+    destroy();
+  }
+
+  void release()
+  {
+    delete this;
+  }
+  scene::Node& node()
+  {
+    return m_node;
+  }
+
+  scene::Node& clone() const
+  {
+    return (new Doom3GroupNode(*this))->node();
+  }
+
+  void insert(scene::Node& child)
+  {
+    m_instances.insert(child);
+  }
+  void erase(scene::Node& child)
+  {
+    m_instances.erase(child);
+  }
+
+  scene::Instance* create(const scene::Path& path, scene::Instance* parent)
+  {
+    return new Doom3GroupInstance(path, parent, m_contained);
+  }
+  void forEachInstance(const scene::Instantiable::Visitor& visitor)
+  {
+    m_instances.forEachInstance(visitor);
+  }
+  void insert(scene::Instantiable::Observer* observer, const scene::Path& path, scene::Instance* instance)
+  {
+    m_instances.insert(observer, path, instance);
+  }
+  scene::Instance* erase(scene::Instantiable::Observer* observer, const scene::Path& path)
+  {
+    return m_instances.erase(observer, path);
+  }
+};
+
+void Doom3Group_construct()
+{
+  CurveEdit::Type::instance().m_controlsShader = GlobalShaderCache().capture("$POINT");
+  CurveEdit::Type::instance().m_selectedShader = GlobalShaderCache().capture("$SELPOINT");
+}
+
+void Doom3Group_destroy()
+{
+  GlobalShaderCache().release("$SELPOINT");
+  GlobalShaderCache().release("$POINT");
+}
+
+scene::Node& New_Doom3Group(EntityClass* eclass)
+{
+  return (new Doom3GroupNode(eclass))->node();
+}