Urho3D::Drawable2D Class Reference

Base class for 2D visible components. More...

#include <Urho3D/Urho2D/Drawable2D.h>

Inheritance diagram for Urho3D::Drawable2D:

Collaboration diagram for Urho3D::Drawable2D:

Public Member Functions
	Drawable2D (Context *context)
	Construct.
	~Drawable2D ()
	Destruct.
virtual void	OnSetEnabled ()
	Handle enabled/disabled state change.
void	SetLayer (int layer)
	Set layer.
void	SetOrderInLayer (int orderInLayer)
	Set order in layer.
int	GetLayer () const
	Return layer.
int	GetOrderInLayer () const
	Return order in layer.
const Vector< SourceBatch2D > &	GetSourceBatches ()
	Return all source batches (called by Renderer2D).
Public Member Functions inherited from Urho3D::Drawable
	Drawable (Context *context, unsigned char drawableFlags)
	Construct.
virtual	~Drawable ()
	Destruct.
virtual void	ProcessRayQuery (const RayOctreeQuery &query, PODVector< RayQueryResult > &results)
	Process octree raycast. May be called from a worker thread.
virtual void	Update (const FrameInfo &frame)
	Update before octree reinsertion. Is called from a worker thread.
virtual void	UpdateBatches (const FrameInfo &frame)
	Calculate distance and prepare batches for rendering. May be called from worker thread(s), possibly re-entrantly.
virtual void	UpdateGeometry (const FrameInfo &frame)
	Prepare geometry for rendering.
virtual UpdateGeometryType	GetUpdateGeometryType ()
	Return whether a geometry update is necessary, and if it can happen in a worker thread.
virtual Geometry *	GetLodGeometry (unsigned batchIndex, unsigned level)
	Return the geometry for a specific LOD level.
virtual unsigned	GetNumOccluderTriangles ()
	Return number of occlusion geometry triangles.
virtual bool	DrawOcclusion (OcclusionBuffer *buffer)
	Draw to occlusion buffer. Return true if did not run out of triangles.
virtual void	DrawDebugGeometry (DebugRenderer *debug, bool depthTest)
	Visualize the component as debug geometry.
void	SetDrawDistance (float distance)
	Set draw distance.
void	SetShadowDistance (float distance)
	Set shadow draw distance.
void	SetLodBias (float bias)
	Set LOD bias.
void	SetViewMask (unsigned mask)
	Set view mask. Is and'ed with camera's view mask to see if the object should be rendered.
void	SetLightMask (unsigned mask)
	Set light mask. Is and'ed with light's and zone's light mask to see if the object should be lit.
void	SetShadowMask (unsigned mask)
	Set shadow mask. Is and'ed with light's light mask and zone's shadow mask to see if the object should be rendered to a shadow map.
void	SetZoneMask (unsigned mask)
	Set zone mask. Is and'ed with zone's zone mask to see if the object should belong to the zone.
void	SetMaxLights (unsigned num)
	Set maximum number of per-pixel lights. Default 0 is unlimited.
void	SetCastShadows (bool enable)
	Set shadowcaster flag.
void	SetOccluder (bool enable)
	Set occlusion flag.
void	SetOccludee (bool enable)
	Set occludee flag.
void	MarkForUpdate ()
	Mark for update and octree reinsertion. Update is automatically queued when the drawable's scene node moves or changes scale.
const BoundingBox &	GetBoundingBox () const
	Return local space bounding box. May not be applicable or properly updated on all drawables.
const BoundingBox &	GetWorldBoundingBox ()
	Return world-space bounding box.
unsigned char	GetDrawableFlags () const
	Return drawable flags.
float	GetDrawDistance () const
	Return draw distance.
float	GetShadowDistance () const
	Return shadow draw distance.
float	GetLodBias () const
	Return LOD bias.
unsigned	GetViewMask () const
	Return view mask.
unsigned	GetLightMask () const
	Return light mask.
unsigned	GetShadowMask () const
	Return shadow mask.
unsigned	GetZoneMask () const
	Return zone mask.
unsigned	GetMaxLights () const
	Return maximum number of per-pixel lights.
bool	GetCastShadows () const
	Return shadowcaster flag.
bool	IsOccluder () const
	Return occluder flag.
bool	IsOccludee () const
	Return occludee flag.
bool	IsInView () const
	Return whether is in view this frame from any viewport camera. Excludes shadow map cameras.
bool	IsInView (Camera *camera) const
	Return whether is in view of a specific camera this frame. Pass in a null camera to allow any camera, including shadow map cameras.
const Vector< SourceBatch > &	GetBatches () const
	Return draw call source data.
void	SetZone (Zone *zone, bool temporary=false)
	Set new zone. Zone assignment may optionally be temporary, meaning it needs to be re-evaluated on the next frame.
void	SetSortValue (float value)
	Set sorting value.
void	SetMinMaxZ (float minZ, float maxZ)
	Set view-space depth bounds.
void	MarkInView (const FrameInfo &frame)
	Mark in view. Also clear the light list.
void	MarkInView (unsigned frameNumber)
	Mark in view without specifying a camera. Used for shadow casters.
void	LimitLights ()
	Sort and limit per-pixel lights to maximum allowed. Convert extra lights into vertex lights.
void	LimitVertexLights (bool removeConvertedLights)
	Sort and limit per-vertex lights to maximum allowed.
void	SetBasePass (unsigned batchIndex)
	Set base pass flag for a batch.
Octant *	GetOctant () const
	Return octree octant.
Zone *	GetZone () const
	Return current zone.
bool	IsZoneDirty () const
	Return whether current zone is inconclusive or dirty due to the drawable moving.
float	GetDistance () const
	Return distance from camera.
float	GetLodDistance () const
	Return LOD scaled distance from camera.
float	GetSortValue () const
	Return sorting value.
bool	IsInView (const FrameInfo &frame, bool anyCamera=false) const
	Return whether is in view on the current frame. Called by View.
bool	HasBasePass (unsigned batchIndex) const
	Return whether has a base pass.
const PODVector< Light * > &	GetLights () const
	Return per-pixel lights.
const PODVector< Light * > &	GetVertexLights () const
	Return per-vertex lights.
Light *	GetFirstLight () const
	Return the first added per-pixel light.
float	GetMinZ () const
	Return the minimum view-space depth.
float	GetMaxZ () const
	Return the maximum view-space depth.
void	AddLight (Light *light)
	Add a per-pixel light affecting the object this frame.
void	AddVertexLight (Light *light)
	Add a per-vertex light affecting the object this frame.
Public Member Functions inherited from Urho3D::Component
	Component (Context *context)
	Construct.
virtual	~Component ()
	Destruct.
virtual bool	Save (Serializer &dest) const
	Save as binary data. Return true if successful.
virtual bool	SaveXML (XMLElement &dest) const
	Save as XML data. Return true if successful.
virtual bool	SaveJSON (JSONValue &dest) const
	Save as JSON data. Return true if successful.
virtual void	MarkNetworkUpdate ()
	Mark for attribute check on the next network update.
virtual void	GetDependencyNodes (PODVector< Node * > &dest)
	Return the depended on nodes to order network updates.
void	SetEnabled (bool enable)
	Set enabled/disabled state.
void	Remove ()
	Remove from the scene node. If no other shared pointer references exist, causes immediate deletion.
unsigned	GetID () const
	Return ID.
Node *	GetNode () const
	Return scene node.
Scene *	GetScene () const
	Return the scene the node belongs to.
bool	IsEnabled () const
	Return whether is enabled.
bool	IsEnabledEffective () const
	Return whether is effectively enabled (node is also enabled.)
Component *	GetComponent (StringHash type) const
	Return component in the same scene node by type. If there are several, returns the first.
void	GetComponents (PODVector< Component * > &dest, StringHash type) const
	Return components in the same scene node by type.
template<class T >
T *	GetComponent () const
	Template version of returning a component in the same scene node by type.
template<class T >
void	GetComponents (PODVector< T * > &dest) const
	Template version of returning components in the same scene node by type.
void	AddReplicationState (ComponentReplicationState *state)
	Add a replication state that is tracking this component.
void	PrepareNetworkUpdate ()
	Prepare network update by comparing attributes and marking replication states dirty as necessary.
void	CleanupConnection (Connection *connection)
	Clean up all references to a network connection that is about to be removed.
Public Member Functions inherited from Urho3D::Animatable
	Animatable (Context *context)
	Construct.
virtual	~Animatable ()
	Destruct.
virtual bool	LoadXML (const XMLElement &source, bool setInstanceDefault=false)
	Load from XML data. When setInstanceDefault is set to true, after setting the attribute value, store the value as instance's default value. Return true if successful.
virtual bool	LoadJSON (const JSONValue &source, bool setInstanceDefault=false)
	Load from JSON data. When setInstanceDefault is set to true, after setting the attribute value, store the value as instance's default value. Return true if successful.
void	SetAnimationEnabled (bool enable)
	Set automatic update of animation, default true.
void	SetAnimationTime (float time)
	Set time position of all attribute animations or an object animation manually. Automatic update should be disabled in this case.
void	SetObjectAnimation (ObjectAnimation *objectAnimation)
	Set object animation.
void	SetAttributeAnimation (const String &name, ValueAnimation *attributeAnimation, WrapMode wrapMode=WM_LOOP, float speed=1.0f)
	Set attribute animation.
void	SetAttributeAnimationWrapMode (const String &name, WrapMode wrapMode)
	Set attribute animation wrap mode.
void	SetAttributeAnimationSpeed (const String &name, float speed)
	Set attribute animation speed.
void	SetAttributeAnimationTime (const String &name, float time)
	Set attribute animation time position manually. Automatic update should be disabled in this case.
void	RemoveObjectAnimation ()
	Remove object animation. Same as calling SetObjectAnimation with a null pointer.
void	RemoveAttributeAnimation (const String &name)
	Remove attribute animation. Same as calling SetAttributeAnimation with a null pointer.
bool	GetAnimationEnabled () const
	Return animation enabled.
ObjectAnimation *	GetObjectAnimation () const
	Return object animation.
ValueAnimation *	GetAttributeAnimation (const String &name) const
	Return attribute animation.
WrapMode	GetAttributeAnimationWrapMode (const String &name) const
	Return attribute animation wrap mode.
float	GetAttributeAnimationSpeed (const String &name) const
	Return attribute animation speed.
float	GetAttributeAnimationTime (const String &name) const
	Return attribute animation time position.
void	SetObjectAnimationAttr (const ResourceRef &value)
	Set object animation attribute.
ResourceRef	GetObjectAnimationAttr () const
	Return object animation attribute.
Public Member Functions inherited from Urho3D::Serializable
	Serializable (Context *context)
	Construct.
virtual	~Serializable ()
	Destruct.
virtual void	OnSetAttribute (const AttributeInfo &attr, const Variant &src)
	Handle attribute write access. Default implementation writes to the variable at offset, or invokes the set accessor.
virtual void	OnGetAttribute (const AttributeInfo &attr, Variant &dest) const
	Handle attribute read access. Default implementation reads the variable at offset, or invokes the get accessor.
virtual const Vector < AttributeInfo > *	GetAttributes () const
	Return attribute descriptions, or null if none defined.
virtual const Vector < AttributeInfo > *	GetNetworkAttributes () const
	Return network replication attribute descriptions, or null if none defined.
virtual bool	Load (Deserializer &source, bool setInstanceDefault=false)
	Load from binary data. When setInstanceDefault is set to true, after setting the attribute value, store the value as instance's default value. Return true if successful.
virtual void	ApplyAttributes ()
	Apply attribute changes that can not be applied immediately. Called after scene load or a network update.
virtual bool	SaveDefaultAttributes () const
	Return whether should save default-valued attributes into XML. Default false.
bool	SetAttribute (unsigned index, const Variant &value)
	Set attribute by index. Return true if successfully set.
bool	SetAttribute (const String &name, const Variant &value)
	Set attribute by name. Return true if successfully set.
void	ResetToDefault ()
	Reset all editable attributes to their default values.
void	RemoveInstanceDefault ()
	Remove instance's default values if they are set previously.
void	SetTemporary (bool enable)
	Set temporary flag. Temporary objects will not be saved.
void	SetInterceptNetworkUpdate (const String &attributeName, bool enable)
	Enable interception of an attribute from network updates. Intercepted attributes are sent as events instead of applying directly. This can be used to implement client side prediction.
void	AllocateNetworkState ()
	Allocate network attribute state.
void	WriteInitialDeltaUpdate (Serializer &dest, unsigned char timeStamp)
	Write initial delta network update.
void	WriteDeltaUpdate (Serializer &dest, const DirtyBits &attributeBits, unsigned char timeStamp)
	Write a delta network update according to dirty attribute bits.
void	WriteLatestDataUpdate (Serializer &dest, unsigned char timeStamp)
	Write a latest data network update.
bool	ReadDeltaUpdate (Deserializer &source)
	Read and apply a network delta update. Return true if attributes were changed.
bool	ReadLatestDataUpdate (Deserializer &source)
	Read and apply a network latest data update. Return true if attributes were changed.
Variant	GetAttribute (unsigned index) const
	Return attribute value by index. Return empty if illegal index.
Variant	GetAttribute (const String &name) const
	Return attribute value by name. Return empty if not found.
Variant	GetAttributeDefault (unsigned index) const
	Return attribute default value by index. Return empty if illegal index.
Variant	GetAttributeDefault (const String &name) const
	Return attribute default value by name. Return empty if not found.
unsigned	GetNumAttributes () const
	Return number of attributes.
unsigned	GetNumNetworkAttributes () const
	Return number of network replication attributes.
bool	IsTemporary () const
	Return whether is temporary.
bool	GetInterceptNetworkUpdate (const String &attributeName) const
	Return whether an attribute's network updates are being intercepted.
NetworkState *	GetNetworkState () const
	Return the network attribute state, if allocated.
Public Member Functions inherited from Urho3D::Object
	Object (Context *context)
	Construct.
virtual	~Object ()
	Destruct. Clean up self from event sender & receiver structures.
virtual StringHash	GetType () const =0
	Return type hash.
virtual const String &	GetTypeName () const =0
	Return type name.
virtual const TypeInfo *	GetTypeInfo () const =0
	Return type info.
virtual void	OnEvent (Object *sender, StringHash eventType, VariantMap &eventData)
	Handle event.
bool	IsInstanceOf (StringHash type) const
	Check current instance is type of specified type.
bool	IsInstanceOf (const TypeInfo *typeInfo) const
	Check current instance is type of specified type.
template<typename T >
bool	IsInstanceOf () const
	Check current instance is type of specified class.
void	SubscribeToEvent (StringHash eventType, EventHandler *handler)
	Subscribe to an event that can be sent by any sender.
void	SubscribeToEvent (Object *sender, StringHash eventType, EventHandler *handler)
	Subscribe to a specific sender's event.
void	UnsubscribeFromEvent (StringHash eventType)
	Unsubscribe from an event.
void	UnsubscribeFromEvent (Object *sender, StringHash eventType)
	Unsubscribe from a specific sender's event.
void	UnsubscribeFromEvents (Object *sender)
	Unsubscribe from a specific sender's events.
void	UnsubscribeFromAllEvents ()
	Unsubscribe from all events.
void	UnsubscribeFromAllEventsExcept (const PODVector< StringHash > &exceptions, bool onlyUserData)
	Unsubscribe from all events except those listed, and optionally only those with userdata (script registered events.)
void	SendEvent (StringHash eventType)
	Send event to all subscribers.
void	SendEvent (StringHash eventType, VariantMap &eventData)
	Send event with parameters to all subscribers. More...
VariantMap &	GetEventDataMap () const
	Return a preallocated map for event data. Used for optimization to avoid constant re-allocation of event data maps.
Context *	GetContext () const
	Return execution context.
const Variant &	GetGlobalVar (StringHash key) const
	Return global variable based on key.
const VariantMap &	GetGlobalVars () const
	Return all global variables.
void	SetGlobalVar (StringHash key, const Variant &value)
	Set global variable with the respective key and value.
Object *	GetSubsystem (StringHash type) const
	Return subsystem by type.
Object *	GetEventSender () const
	Return active event sender. Null outside event handling.
EventHandler *	GetEventHandler () const
	Return active event handler. Null outside event handling.
bool	HasSubscribedToEvent (StringHash eventType) const
	Return whether has subscribed to an event without specific sender.
bool	HasSubscribedToEvent (Object *sender, StringHash eventType) const
	Return whether has subscribed to a specific sender's event.
bool	HasEventHandlers () const
	Return whether has subscribed to any event.
template<class T >
T *	GetSubsystem () const
	Template version of returning a subsystem.
const String &	GetCategory () const
	Return object category. Categories are (optionally) registered along with the object factory. Return an empty string if the object category is not registered.
Public Member Functions inherited from Urho3D::RefCounted
	RefCounted ()
	Construct. Allocate the reference count structure and set an initial self weak reference.
virtual	~RefCounted ()
	Destruct. Mark as expired and also delete the reference count structure if no outside weak references exist.
void	AddRef ()
	Increment reference count. Can also be called outside of a SharedPtr for traditional reference counting.
void	ReleaseRef ()
	Decrement reference count and delete self if no more references. Can also be called outside of a SharedPtr for traditional reference counting.
int	Refs () const
	Return reference count.
int	WeakRefs () const
	Return weak reference count.
RefCount *	RefCountPtr ()
	Return pointer to the reference count structure.

Static Public Member Functions
static void	RegisterObject (Context *context)
	Register object factory. Drawable must be registered first.
Static Public Member Functions inherited from Urho3D::Drawable
static void	RegisterObject (Context *context)
	Register object attributes. Drawable must be registered first.

Protected Member Functions
virtual void	OnSceneSet (Scene *scene)
	Handle scene being assigned.
virtual void	OnMarkedDirty (Node *node)
	Handle node transform being dirtied.
virtual void	OnDrawOrderChanged ()=0
	Handle draw order changed.
virtual void	UpdateSourceBatches ()=0
	Update source batches.
int	GetDrawOrder () const
	Return draw order by layer and order in layer.
Protected Member Functions inherited from Urho3D::Drawable
virtual void	OnNodeSet (Node *node)
	Handle node being assigned.
virtual void	OnWorldBoundingBoxUpdate ()=0
	Recalculate the world-space bounding box.
virtual void	OnRemoveFromOctree ()
	Handle removal from octree.
void	AddToOctree ()
	Add to octree.
void	RemoveFromOctree ()
	Remove from octree.
void	SetOctant (Octant *octant)
	Move into another octree octant.
Protected Member Functions inherited from Urho3D::Component
virtual void	OnAttributeAnimationAdded ()
	Handle attribute animation added.
virtual void	OnAttributeAnimationRemoved ()
	Handle attribute animation removed.
virtual void	OnNodeSetEnabled (Node *node)
	Handle scene node enabled status changing.
void	SetID (unsigned id)
	Set ID. Called by Scene.
void	SetNode (Node *node)
	Set scene node. Called by Node when creating the component.
void	HandleAttributeAnimationUpdate (StringHash eventType, VariantMap &eventData)
	Handle scene attribute animation update event.
Component *	GetFixedUpdateSource ()
	Return a component from the scene root that sends out fixed update events (either PhysicsWorld or PhysicsWorld2D). Return null if neither exists.
Protected Member Functions inherited from Urho3D::Animatable
virtual Animatable *	FindAttributeAnimationTarget (const String &name, String &outName)
	Find target of an attribute animation from object hierarchy by name.
void	SetObjectAttributeAnimation (const String &name, ValueAnimation *attributeAnimation, WrapMode wrapMode, float speed)
	Set object attribute animation internal.
void	OnObjectAnimationAdded (ObjectAnimation *objectAnimation)
	Handle object animation added.
void	OnObjectAnimationRemoved (ObjectAnimation *objectAnimation)
	Handle object animation removed.
void	UpdateAttributeAnimations (float timeStep)
	Update attribute animations.
bool	IsAnimatedNetworkAttribute (const AttributeInfo &attrInfo) const
	Is animated network attribute.
AttributeAnimationInfo *	GetAttributeAnimationInfo (const String &name) const
	Return attribute animation info.
void	HandleAttributeAnimationAdded (StringHash eventType, VariantMap &eventData)
	Handle attribute animation added.
void	HandleAttributeAnimationRemoved (StringHash eventType, VariantMap &eventData)
	Handle attribute animation removed.

Protected Attributes
int	layer_
	Layer.
int	orderInLayer_
	Order in layer.
Vector< SourceBatch2D >	sourceBatches_
	Source batches.
bool	sourceBatchesDirty_
	Source batches dirty flag.
WeakPtr< Renderer2D >	renderer_
	Renderer2D.
Protected Attributes inherited from Urho3D::Drawable
BoundingBox	worldBoundingBox_
	World-space bounding box.
BoundingBox	boundingBox_
	Local-space bounding box.
Vector< SourceBatch >	batches_
	Draw call source data.
unsigned char	drawableFlags_
	Drawable flags.
bool	worldBoundingBoxDirty_
	Bounding box dirty flag.
bool	castShadows_
	Shadowcaster flag.
bool	occluder_
	Occluder flag.
bool	occludee_
	Occludee flag.
bool	updateQueued_
	Octree update queued flag.
bool	zoneDirty_
	Zone inconclusive or dirtied flag.
Octant *	octant_
	Octree octant.
Zone *	zone_
	Current zone.
unsigned	viewMask_
	View mask.
unsigned	lightMask_
	Light mask.
unsigned	shadowMask_
	Shadow mask.
unsigned	zoneMask_
	Zone mask.
unsigned	viewFrameNumber_
	Last visible frame number.
float	distance_
	Current distance to camera.
float	lodDistance_
	LOD scaled distance.
float	drawDistance_
	Draw distance.
float	shadowDistance_
	Shadow distance.
float	sortValue_
	Current sort value.
float	minZ_
	Current minimum view space depth.
float	maxZ_
	Current maximum view space depth.
float	lodBias_
	LOD bias.
unsigned	basePassFlags_
	Base pass flags, bit per batch.
unsigned	maxLights_
	Maximum per-pixel lights.
PODVector< Camera * >	viewCameras_
	List of cameras from which is seen on the current frame.
Light *	firstLight_
	First per-pixel light added this frame.
PODVector< Light * >	lights_
	Per-pixel lights affecting this drawable.
PODVector< Light * >	vertexLights_
	Per-vertex lights affecting this drawable.
Protected Attributes inherited from Urho3D::Component
Node *	node_
	Scene node.
unsigned	id_
	Unique ID within the scene.
bool	networkUpdate_
	Network update queued flag.
bool	enabled_
	Enabled flag.
Protected Attributes inherited from Urho3D::Animatable
bool	animationEnabled_
	Animation enabled.
SharedPtr< ObjectAnimation >	objectAnimation_
	Animation.
HashSet< const AttributeInfo * >	animatedNetworkAttributes_
	Animated network attribute set.
HashMap< String, SharedPtr < AttributeAnimationInfo > >	attributeAnimationInfos_
	Attribute animation infos.
Protected Attributes inherited from Urho3D::Serializable
NetworkState *	networkState_
	Network attribute state.
Protected Attributes inherited from Urho3D::Object
Context *	context_
	Execution context.

Private Member Functions
	URHO3D_OBJECT (Drawable2D, Drawable)

Detailed Description

Base class for 2D visible components.

---

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

• Source/Urho3D/Urho2D/Drawable2D.h
• Source/Urho3D/Urho2D/Drawable2D.cpp