OGRE  1.12.8
Object-Oriented Graphics Rendering Engine
Ogre::OctreeNode Class Reference

Specialized SceneNode that is customized for working within an Octree. More...

#include <OgreOctreeNode.h>

+ Inheritance diagram for Ogre::OctreeNode:

Public Member Functions

 OctreeNode (SceneManager *creator)
 Standard constructor. More...
 
 OctreeNode (SceneManager *creator, const String &name)
 Standard constructor. More...
 
 ~OctreeNode ()
 Standard destructor. More...
 
virtual void _addToRenderQueue (Camera *cam, RenderQueue *q, bool onlyShadowCasters, VisibleObjectsBoundsInfo *visibleBounds)
 Adds all the attached scenenodes to the render queue. More...
 
AxisAlignedBox_getLocalAABB ()
 Returns the local bounding box of this OctreeNode. More...
 
bool _isIn (AxisAlignedBox &box)
 Determines if the center of this node is within the given box. More...
 
OctreegetOctant ()
 Returns the Octree in which this OctreeNode resides. More...
 
virtual void getRenderOperation (RenderOperation &op)
 Sets up the LegacyRenderOperation for rendering this scene node as geometry. More...
 
void removeAllChildren (void)
 Overridden from Node to remove any reference to octants. More...
 
NoderemoveChild (const String &name)
 Overridden from Node to remove any reference to octants. More...
 
NoderemoveChild (Node *child)
 Overridden from Node to remove any reference to octants. More...
 
NoderemoveChild (unsigned short index)
 Overridden from Node to remove any reference to octants. More...
 
void setOctant (Octree *o)
 Sets the Octree in which this OctreeNode resides. More...
 
- Public Member Functions inherited from Ogre::SceneNode
 SceneNode (SceneManager *creator)
 Constructor, only to be called by the creator SceneManager. More...
 
 SceneNode (SceneManager *creator, const String &name)
 Constructor, only to be called by the creator SceneManager. More...
 
 ~SceneNode ()
 
void _addBoundingBoxToQueue (RenderQueue *queue)
 
void _autoTrack (void)
 Internal method used by OGRE to update auto-tracking cameras. More...
 
void _findVisibleObjects (Camera *cam, RenderQueue *queue, VisibleObjectsBoundsInfo *visibleBounds, bool includeChildren=true, bool displayNodes=false, bool onlyShadowCasters=false)
 Internal method which locates any visible objects attached to this node and adds them to the passed in queue. More...
 
const AxisAlignedBox_getWorldAABB (void) const
 Gets the axis-aligned bounding box of this node (and hence all subnodes). More...
 
void _notifyRootNode (void)
 Notifies this SceneNode that it is the root scene node. More...
 
void _update (bool updateChildren, bool parentHasChanged)
 Internal method to update the Node. More...
 
virtual void attachObject (MovableObject *obj)
 Adds an instance of a scene object to this node. More...
 
virtual SceneNodecreateChildSceneNode (const String &name, const Vector3 &translate=Vector3::ZERO, const Quaternion &rotate=Quaternion::IDENTITY)
 Creates a new named SceneNode as a child of this node. More...
 
virtual SceneNodecreateChildSceneNode (const Vector3 &translate=Vector3::ZERO, const Quaternion &rotate=Quaternion::IDENTITY)
 Creates an unnamed new SceneNode as a child of this node. More...
 
virtual void detachAllObjects (void)
 Detaches all objects attached to this node. More...
 
virtual MovableObjectdetachObject (const String &name)
 Detaches the named object from this node and returns a pointer to it. More...
 
virtual void detachObject (MovableObject *obj)
 Detaches an object by pointer. More...
 
virtual MovableObjectdetachObject (unsigned short index)
 Detaches the indexed object from this scene node. More...
 
void findLights (LightList &destList, Real radius, uint32 lightMask=0xFFFFFFFF) const
 Allows retrieval of the nearest lights to the centre of this SceneNode. More...
 
void flipVisibility (bool cascade=true) const
 Inverts the visibility of all objects attached to this node. More...
 
MovableObjectgetAttachedObject (const String &name)
 Retrieves a pointer to an attached object. More...
 
MovableObjectgetAttachedObject (unsigned short index)
 Retrieves a pointer to an attached object. More...
 
ObjectIterator getAttachedObjectIterator (void)
 
ConstObjectIterator getAttachedObjectIterator (void) const
 
const ObjectMapgetAttachedObjects () const
 The MovableObjects attached to this node. More...
 
const Vector3getAutoTrackLocalDirection (void) const
 Get the auto tracking local direction for this node, if it is auto tracking. More...
 
const Vector3getAutoTrackOffset (void) const
 Get the auto tracking offset for this node, if the node is auto tracking. More...
 
SceneNodegetAutoTrackTarget (void) const
 Get the auto tracking target for this node, if any. More...
 
SceneManagergetCreator (void) const
 Gets the creator of this scene node. More...
 
DebugRenderablegetDebugRenderable ()
 As Node::getDebugRenderable, except scaling is automatically determined. More...
 
DebugRenderablegetDebugRenderable (Real scaling)
 Get a debug renderable for rendering the Node. More...
 
SceneNodegetParentSceneNode (void) const
 Gets the parent of this SceneNode. More...
 
bool getShowBoundingBox () const
 This allows scene managers to determine if the node's bounding box should be added to the rendering queue. More...
 
void hideBoundingBox (bool bHide)
 
bool isInSceneGraph (void) const
 Determines whether this node is in the scene graph, i.e. More...
 
void lookAt (const Vector3 &targetPoint, TransformSpace relativeTo, const Vector3 &localDirectionVector=Vector3::NEGATIVE_UNIT_Z)
 Points the local -Z direction of this node at a point in space. More...
 
unsigned short numAttachedObjects (void) const
 Reports the number of objects attached to this node. More...
 
void removeAndDestroyAllChildren (void)
 Removes and destroys all children of this node. More...
 
void removeAndDestroyChild (const String &name)
 This method removes and destroys the named child and all of its children. More...
 
void removeAndDestroyChild (SceneNode *child)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void removeAndDestroyChild (unsigned short index)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void setAutoTracking (bool enabled, SceneNode *const target=0, const Vector3 &localDirectionVector=Vector3::NEGATIVE_UNIT_Z, const Vector3 &offset=Vector3::ZERO)
 Enables / disables automatic tracking of another SceneNode. More...
 
void setDebugDisplayEnabled (bool enabled, bool cascade=true) const
 Tells all objects attached to this node whether to display their debug information or not. More...
 
void setDirection (const Vector3 &vec, TransformSpace relativeTo=TS_LOCAL, const Vector3 &localDirectionVector=Vector3::NEGATIVE_UNIT_Z)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void setDirection (Real x, Real y, Real z, TransformSpace relativeTo=TS_LOCAL, const Vector3 &localDirectionVector=Vector3::NEGATIVE_UNIT_Z)
 Sets the node's direction vector ie it's local -z. More...
 
void setFixedYawAxis (bool useFixed, const Vector3 &fixedAxis=Vector3::UNIT_Y)
 Tells the node whether to yaw around it's own local Y axis or a fixed axis of choice. More...
 
void setVisible (bool visible, bool cascade=true) const
 Makes all objects attached to this node become visible / invisible. More...
 
void showBoundingBox (bool bShow)
 Allows the showing of the node's bounding box. More...
 
void yaw (const Radian &angle, TransformSpace relativeTo=TS_LOCAL)
 Rotate the node around the Y-axis. More...
 
- Public Member Functions inherited from Ogre::Node
 Node ()
 Constructor, should only be called by parent, not directly. More...
 
 Node (const String &name)
 Constructor, should only be called by parent, not directly. More...
 
virtual ~Node ()
 
const Quaternion_getDerivedOrientation (void) const
 Gets the orientation of the node as derived from all parents. More...
 
const Vector3_getDerivedPosition (void) const
 Gets the position of the node as derived from all parents. More...
 
const Vector3_getDerivedScale (void) const
 Gets the scaling factor of the node as derived from all parents. More...
 
const Affine3_getFullTransform (void) const
 Gets the full transformation matrix for this node. More...
 
void _setDerivedOrientation (const Quaternion &q)
 Sets the final world orientation of the node directly. More...
 
void _setDerivedPosition (const Vector3 &pos)
 Sets the final world position of the node directly. More...
 
void addChild (Node *child)
 Adds a (precreated) child scene node to this node. More...
 
void cancelUpdate (Node *child)
 Called by children to notify their parent that they no longer need an update. More...
 
Vector3 convertLocalToWorldDirection (const Vector3 &localDir, bool useScale)
 Gets the world direction of a point in the node local space useful for simple transforms that don't require a child node. More...
 
Quaternion convertLocalToWorldOrientation (const Quaternion &localOrientation)
 Gets the world orientation of an orientation in the node local space useful for simple transforms that don't require a child node. More...
 
Vector3 convertLocalToWorldPosition (const Vector3 &localPos)
 Gets the world position of a point in the node local space useful for simple transforms that don't require a child node. More...
 
Vector3 convertWorldToLocalDirection (const Vector3 &worldDir, bool useScale)
 Gets the local direction, relative to this node, of the given world-space direction. More...
 
Quaternion convertWorldToLocalOrientation (const Quaternion &worldOrientation)
 Gets the local orientation, relative to this node, of the given world-space orientation. More...
 
Vector3 convertWorldToLocalPosition (const Vector3 &worldPos)
 Gets the local position, relative to this node, of the given world-space position. More...
 
virtual NodecreateChild (const String &name, const Vector3 &translate=Vector3::ZERO, const Quaternion &rotate=Quaternion::IDENTITY)
 Creates a new named Node as a child of this node. More...
 
virtual NodecreateChild (const Vector3 &translate=Vector3::ZERO, const Quaternion &rotate=Quaternion::IDENTITY)
 Creates an unnamed new Node as a child of this node. More...
 
NodegetChild (const String &name) const
 Gets a pointer to a named child node. More...
 
NodegetChild (unsigned short index) const
 Gets a pointer to a child node. More...
 
ChildNodeIterator getChildIterator (void)
 
ConstChildNodeIterator getChildIterator (void) const
 
const ChildNodeMapgetChildren () const
 List of sub-nodes of this Node. More...
 
DebugRenderablegetDebugRenderable (Real scaling)
 Get a debug renderable for rendering the Node. More...
 
bool getInheritOrientation (void) const
 Returns true if this node is affected by orientation applied to the parent node. More...
 
bool getInheritScale (void) const
 Returns true if this node is affected by scaling factors applied to the parent node. More...
 
const QuaterniongetInitialOrientation (void) const
 Gets the initial orientation of this node, see setInitialState for more info. More...
 
const Vector3getInitialPosition (void) const
 Gets the initial position of this node, see setInitialState for more info. More...
 
const Vector3getInitialScale (void) const
 Gets the initial position of this node, see setInitialState for more info. More...
 
ListenergetListener (void) const
 Gets the current listener for this Node. More...
 
Matrix3 getLocalAxes (void) const
 Gets a matrix whose columns are the local axes based on the nodes orientation relative to it's parent. More...
 
const StringgetName (void) const
 Returns the name of the node. More...
 
const QuaterniongetOrientation () const
 Returns a quaternion representing the nodes orientation. More...
 
NodegetParent (void) const
 Gets this node's parent (NULL if this is the root). More...
 
const Vector3getPosition (void) const
 Gets the position of the node relative to it's parent. More...
 
const Vector3getScale (void) const
 Gets the scaling factor of this node. More...
 
Real getSquaredViewDepth (const Camera *cam) const
 Helper function, get the squared view depth. More...
 
const AnygetUserAny (void) const
 
UserObjectBindingsgetUserObjectBindings ()
 Return an instance of user objects binding associated with this class. More...
 
const UserObjectBindingsgetUserObjectBindings () const
 Return an instance of user objects binding associated with this class. More...
 
virtual void needUpdate (bool forceParentUpdate=false)
 To be called in the event of transform changes to this node that require it's recalculation. More...
 
uint16 numChildren (void) const
 Reports the number of child nodes under this one. More...
 
virtual void pitch (const Radian &angle, TransformSpace relativeTo=TS_LOCAL)
 Rotate the node around the X-axis. More...
 
void requestUpdate (Node *child, bool forceParentUpdate=false)
 Called by children to notify their parent that they need an update. More...
 
void resetOrientation (void)
 Resets the nodes orientation (local axes as world axes, no rotation). More...
 
void resetToInitialState (void)
 Resets the position / orientation / scale of this node to it's initial state, see setInitialState for more info. More...
 
virtual void roll (const Radian &angle, TransformSpace relativeTo=TS_LOCAL)
 Rotate the node around the Z-axis. More...
 
void rotate (const Quaternion &q, TransformSpace relativeTo=TS_LOCAL)
 Rotate the node around an aritrary axis using a Quarternion. More...
 
void rotate (const Vector3 &axis, const Radian &angle, TransformSpace relativeTo=TS_LOCAL)
 Rotate the node around an arbitrary axis. More...
 
void scale (const Vector3 &scale)
 Scales the node, combining it's current scale with the passed in scaling factor. More...
 
void scale (Real x, Real y, Real z)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void setInheritOrientation (bool inherit)
 Tells the node whether it should inherit orientation from it's parent node. More...
 
void setInheritScale (bool inherit)
 Tells the node whether it should inherit scaling factors from it's parent node. More...
 
void setInitialState (void)
 Sets the current transform of this node to be the 'initial state' ie that position / orientation / scale to be used as a basis for delta values used in keyframe animation. More...
 
void setListener (Listener *listener)
 Sets a listener for this Node. More...
 
void setOrientation (const Quaternion &q)
 Sets the orientation of this node via a quaternion. More...
 
void setOrientation (Real w, Real x, Real y, Real z)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void setPosition (const Vector3 &pos)
 Sets the position of the node relative to it's parent. More...
 
void setPosition (Real x, Real y, Real z)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void setScale (const Vector3 &scale)
 Sets the scaling factor applied to this node. More...
 
void setScale (Real x, Real y, Real z)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void setUserAny (const Any &anything)
 
void translate (const Matrix3 &axes, const Vector3 &move, TransformSpace relativeTo=TS_PARENT)
 Moves the node along arbitrary axes. More...
 
void translate (const Matrix3 &axes, Real x, Real y, Real z, TransformSpace relativeTo=TS_PARENT)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 
void translate (const Vector3 &d, TransformSpace relativeTo=TS_PARENT)
 Moves the node along the Cartesian axes. More...
 
void translate (Real x, Real y, Real z, TransformSpace relativeTo=TS_PARENT)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 

Additional Inherited Members

- Public Types inherited from Ogre::SceneNode
typedef ConstVectorIterator< ObjectMapConstObjectIterator
 
typedef VectorIterator< ObjectMapObjectIterator
 
typedef std::vector< MovableObject * > ObjectMap
 
- Public Types inherited from Ogre::Node
typedef VectorIterator< ChildNodeMapChildNodeIterator
 
typedef std::vector< Node * > ChildNodeMap
 
typedef ConstVectorIterator< ChildNodeMapConstChildNodeIterator
 
enum  TransformSpace { TS_LOCAL, TS_PARENT, TS_WORLD }
 Enumeration denoting the spaces which a transform can be relative to. More...
 
- Static Public Member Functions inherited from Ogre::Node
static void processQueuedUpdates (void)
 Process queued 'needUpdate' calls. More...
 
static void queueNeedUpdate (Node *n)
 Queue a 'needUpdate' call to a node safely. More...
 

Detailed Description

Specialized SceneNode that is customized for working within an Octree.

Each node maintains its own bounding box, rather than merging it with all the children.

Constructor & Destructor Documentation

◆ OctreeNode() [1/2]

Ogre::OctreeNode::OctreeNode ( SceneManager creator)

Standard constructor.

◆ OctreeNode() [2/2]

Ogre::OctreeNode::OctreeNode ( SceneManager creator,
const String name 
)

Standard constructor.

◆ ~OctreeNode()

Ogre::OctreeNode::~OctreeNode ( )

Standard destructor.

Member Function Documentation

◆ removeChild() [1/3]

Node* Ogre::OctreeNode::removeChild ( unsigned short  index)
virtual

Overridden from Node to remove any reference to octants.

Reimplemented from Ogre::Node.

◆ removeChild() [2/3]

Node* Ogre::OctreeNode::removeChild ( const String name)
virtual

Overridden from Node to remove any reference to octants.

Reimplemented from Ogre::Node.

◆ removeChild() [3/3]

Node* Ogre::OctreeNode::removeChild ( Node child)
virtual

Overridden from Node to remove any reference to octants.

Reimplemented from Ogre::Node.

◆ removeAllChildren()

void Ogre::OctreeNode::removeAllChildren ( void  )
virtual

Overridden from Node to remove any reference to octants.

Reimplemented from Ogre::Node.

◆ getOctant()

Octree* Ogre::OctreeNode::getOctant ( )
inline

Returns the Octree in which this OctreeNode resides.

◆ setOctant()

void Ogre::OctreeNode::setOctant ( Octree o)
inline

Sets the Octree in which this OctreeNode resides.

◆ _isIn()

bool Ogre::OctreeNode::_isIn ( AxisAlignedBox box)

Determines if the center of this node is within the given box.

◆ _addToRenderQueue()

virtual void Ogre::OctreeNode::_addToRenderQueue ( Camera cam,
RenderQueue q,
bool  onlyShadowCasters,
VisibleObjectsBoundsInfo visibleBounds 
)
virtual

Adds all the attached scenenodes to the render queue.

◆ getRenderOperation()

virtual void Ogre::OctreeNode::getRenderOperation ( RenderOperation op)
virtual

Sets up the LegacyRenderOperation for rendering this scene node as geometry.

Remarks
This will render the scenenode as a bounding box.

◆ _getLocalAABB()

AxisAlignedBox& Ogre::OctreeNode::_getLocalAABB ( )
inline

Returns the local bounding box of this OctreeNode.

Remarks
This is used to render the bounding box, rather then the global.

The documentation for this class was generated from the following file: