OpenSceneGraph
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Public Types | |
typedef std::set< ShadowVolumeOccluder > | ShadowVolumeOccluderSet |
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enum | TraversalMode { TRAVERSE_NONE, TRAVERSE_PARENTS, TRAVERSE_ALL_CHILDREN, TRAVERSE_ACTIVE_CHILDREN } |
enum | VisitorType { NODE_VISITOR = 0, UPDATE_VISITOR, EVENT_VISITOR, COLLECT_OCCLUDER_VISITOR, CULL_VISITOR, INTERSECTION_VISITOR } |
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enum | DataVariance { DYNAMIC, STATIC, UNSPECIFIED } |
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typedef std::vector< ShadowVolumeOccluder > | OccluderList |
typedef std::vector< CullingSet > | CullingStack |
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enum | VariablesMask { COMPUTE_NEAR_FAR_MODE = (0x1 << 0), CULLING_MODE = (0x1 << 1), LOD_SCALE = (0x1 << 2), SMALL_FEATURE_CULLING_PIXEL_SIZE = (0x1 << 3), CLAMP_PROJECTION_MATRIX_CALLBACK = (0x1 << 4), NEAR_FAR_RATIO = (0x1 << 5), IMPOSTOR_ACTIVE = (0x1 << 6), DEPTH_SORT_IMPOSTOR_SPRITES = (0x1 << 7), IMPOSTOR_PIXEL_ERROR_THRESHOLD = (0x1 << 8), NUM_FRAMES_TO_KEEP_IMPOSTORS_SPRITES = (0x1 << 9), CULL_MASK = (0x1 << 10), CULL_MASK_LEFT = (0x1 << 11), CULL_MASK_RIGHT = (0x1 << 12), CLEAR_COLOR = (0x1 << 13), CLEAR_MASK = (0x1 << 14), LIGHTING_MODE = (0x1 << 15), LIGHT = (0x1 << 16), DRAW_BUFFER = (0x1 << 17), READ_BUFFER = (0x1 << 18), NO_VARIABLES = 0x00000000, ALL_VARIABLES = 0x7FFFFFFF } |
enum | InheritanceMaskActionOnAttributeSetting { DISABLE_ASSOCIATED_INHERITANCE_MASK_BIT, DO_NOT_MODIFY_INHERITANCE_MASK } |
enum | ComputeNearFarMode { DO_NOT_COMPUTE_NEAR_FAR = 0, COMPUTE_NEAR_FAR_USING_BOUNDING_VOLUMES, COMPUTE_NEAR_FAR_USING_PRIMITIVES, COMPUTE_NEAR_USING_PRIMITIVES } |
enum | CullingModeValues { NO_CULLING = 0x0, VIEW_FRUSTUM_SIDES_CULLING = 0x1, NEAR_PLANE_CULLING = 0x2, FAR_PLANE_CULLING = 0x4, VIEW_FRUSTUM_CULLING, SMALL_FEATURE_CULLING = 0x8, SHADOW_OCCLUSION_CULLING = 0x10, CLUSTER_CULLING = 0x20, DEFAULT_CULLING, ENABLE_ALL_CULLING } |
typedef int | InheritanceMask |
typedef int | CullingMode |
Public Member Functions | |
META_NodeVisitor (osg, CollectOccludersVisitor) virtual Object *cloneType() const | |
virtual void | reset () |
Method to call to reset visitor. More... | |
virtual float | getDistanceToEyePoint (const Vec3 &pos, bool withLODScale) const |
Get the distance from a point to the eye point, distance value in local coordinate system. More... | |
virtual float | getDistanceToViewPoint (const Vec3 &pos, bool withLODScale) const |
Get the distance from a point to the view point, distance value in local coordinate system. More... | |
virtual float | getDistanceFromEyePoint (const Vec3 &pos, bool withLODScale) const |
Get the distance of a point from the eye point, distance value in the eye coordinate system. More... | |
virtual void | apply (osg::Node &) |
virtual void | apply (osg::Transform &node) |
virtual void | apply (osg::Projection &node) |
virtual void | apply (osg::Switch &node) |
virtual void | apply (osg::LOD &node) |
virtual void | apply (osg::OccluderNode &node) |
void | setMinimumShadowOccluderVolume (float vol) |
Sets the minimum shadow occluder volume that an active occluder must have. More... | |
float | getMinimumShadowOccluderVolume () const |
void | setMaximumNumberOfActiveOccluders (unsigned int num) |
Sets the maximum number of occluders to have active for culling purposes. More... | |
unsigned int | getMaximumNumberOfActiveOccluders () const |
void | setCreateDrawablesOnOccludeNodes (bool flag) |
bool | getCreateDrawablesOnOccludeNodes () const |
void | setCollectedOccluderSet (const ShadowVolumeOccluderSet &svol) |
ShadowVolumeOccluderSet & | getCollectedOccluderSet () |
const ShadowVolumeOccluderSet & | getCollectedOccluderSet () const |
void | removeOccludedOccluders () |
Removes occluded occluders for the collected occluders list, then discards all but MaximumNumberOfActiveOccluders of occluders, discarding the occluders with the lowest shadow occluder volume. More... | |
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NodeVisitor (TraversalMode tm=TRAVERSE_NONE) | |
NodeVisitor (VisitorType type, TraversalMode tm=TRAVERSE_NONE) | |
NodeVisitor (const NodeVisitor &nv, const osg::CopyOp ©op=osg::CopyOp::SHALLOW_COPY) | |
META_Object (osg, NodeVisitor) virtual NodeVisitor *asNodeVisitor() | |
Convert 'this' into a NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More... | |
virtual const NodeVisitor * | asNodeVisitor () const |
convert 'const this' into a const NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More... | |
void | setVisitorType (VisitorType type) |
Set the VisitorType, used to distinguish different visitors during traversal of the scene, typically used in the Node::traverse() method to select which behaviour to use for different types of traversal/visitors. More... | |
VisitorType | getVisitorType () const |
Get the VisitorType. More... | |
void | setTraversalNumber (unsigned int fn) |
Set the traversal number. More... | |
unsigned int | getTraversalNumber () const |
Get the traversal number. More... | |
void | setFrameStamp (FrameStamp *fs) |
Set the FrameStamp that this traversal is associated with. More... | |
const FrameStamp * | getFrameStamp () const |
Get the FrameStamp that this traversal is associated with. More... | |
void | setTraversalMask (Node::NodeMask mask) |
Set the TraversalMask of this NodeVisitor. More... | |
Node::NodeMask | getTraversalMask () const |
Get the TraversalMask. More... | |
void | setNodeMaskOverride (Node::NodeMask mask) |
Set the NodeMaskOverride mask. More... | |
Node::NodeMask | getNodeMaskOverride () const |
Get the NodeMaskOverride mask. More... | |
bool | validNodeMask (const osg::Node &node) const |
Method to called by Node and its subclass' Node::accept() method, if the result is true it is used to cull operations of nodes and their subgraphs. More... | |
void | setTraversalMode (TraversalMode mode) |
Set the traversal mode for Node::traverse() to use when deciding which children of a node to traverse. More... | |
TraversalMode | getTraversalMode () const |
Get the traversal mode. More... | |
void | traverse (Node &node) |
Method for handling traversal of a nodes. More... | |
void | pushOntoNodePath (Node *node) |
Method called by osg::Node::accept() method before a call to the NodeVisitor::apply(..). More... | |
void | popFromNodePath () |
Method called by osg::Node::accept() method after a call to NodeVisitor::apply(..). More... | |
NodePath & | getNodePath () |
Get the non const NodePath from the top most node applied down to the current Node being visited. More... | |
const NodePath & | getNodePath () const |
Get the const NodePath from the top most node applied down to the current Node being visited. More... | |
virtual osg::Vec3 | getEyePoint () const |
Get the eye point in local coordinates. More... | |
virtual osg::Vec3 | getViewPoint () const |
Get the view point in local coordinates. More... | |
virtual void | apply (Drawable &drawable) |
virtual void | apply (Geometry &geometry) |
virtual void | apply (Geode &node) |
virtual void | apply (Billboard &node) |
virtual void | apply (Group &node) |
virtual void | apply (ProxyNode &node) |
virtual void | apply (CoordinateSystemNode &node) |
virtual void | apply (ClipNode &node) |
virtual void | apply (TexGenNode &node) |
virtual void | apply (LightSource &node) |
virtual void | apply (Camera &node) |
virtual void | apply (CameraView &node) |
virtual void | apply (MatrixTransform &node) |
virtual void | apply (PositionAttitudeTransform &node) |
virtual void | apply (Sequence &node) |
virtual void | apply (PagedLOD &node) |
virtual void | apply (ClearNode &node) |
virtual void | apply (OcclusionQueryNode &node) |
void | setDatabaseRequestHandler (DatabaseRequestHandler *handler) |
Set the handler for database requests. More... | |
DatabaseRequestHandler * | getDatabaseRequestHandler () |
Get the handler for database requests. More... | |
const DatabaseRequestHandler * | getDatabaseRequestHandler () const |
Get the const handler for database requests. More... | |
void | setImageRequestHandler (ImageRequestHandler *handler) |
Set the handler for image requests. More... | |
ImageRequestHandler * | getImageRequestHandler () |
Get the handler for image requests. More... | |
const ImageRequestHandler * | getImageRequestHandler () const |
Get the const handler for image requests. More... | |
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Object () | |
Construct an object. More... | |
Object (bool threadSafeRefUnref) | |
Object (const Object &, const CopyOp ©op=CopyOp::SHALLOW_COPY) | |
Copy constructor, optional CopyOp object can be used to control shallow vs deep copying of dynamic data. More... | |
virtual Object * | cloneType () const =0 |
Clone the type of an object, with Object* return type. More... | |
virtual Object * | clone (const CopyOp &) const =0 |
Clone an object, with Object* return type. More... | |
virtual bool | isSameKindAs (const Object *) const |
virtual const char * | libraryName () const =0 |
return the name of the object's library. More... | |
virtual const char * | className () const =0 |
return the name of the object's class type. More... | |
std::string | getCompoundClassName () const |
return the compound class name that combines the library name and class name. More... | |
virtual Node * | asNode () |
Convert 'this' into a Node pointer if Object is a Node, otherwise return 0. More... | |
virtual const Node * | asNode () const |
convert 'const this' into a const Node pointer if Object is a Node, otherwise return 0. More... | |
virtual NodeVisitor * | asNodeVisitor () |
Convert 'this' into a NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More... | |
virtual StateAttribute * | asStateAttribute () |
Convert 'this' into a StateAttribute pointer if Object is a StateAttribute, otherwise return 0. More... | |
virtual const StateAttribute * | asStateAttribute () const |
convert 'const this' into a const StateAttribute pointer if Object is a StateAttribute, otherwise return 0. More... | |
virtual Uniform * | asUniform () |
Convert 'this' into a Uniform pointer if Object is a Uniform, otherwise return 0. More... | |
virtual const Uniform * | asUniform () const |
convert 'const this' into a const Uniform pointer if Object is a Uniform, otherwise return 0. More... | |
virtual void | setThreadSafeRefUnref (bool threadSafe) |
Set whether to use a mutex to ensure ref() and unref() are thread safe. More... | |
virtual void | setName (const std::string &name) |
Set the name of object using C++ style string. More... | |
void | setName (const char *name) |
Set the name of object using a C style string. More... | |
const std::string & | getName () const |
Get the name of object. More... | |
void | setDataVariance (DataVariance dv) |
Set the data variance of this object. More... | |
DataVariance | getDataVariance () const |
Get the data variance of this object. More... | |
virtual void | computeDataVariance () |
Compute the DataVariance based on an assessment of callback etc. More... | |
void | setUserDataContainer (osg::UserDataContainer *udc) |
set the UserDataContainer object. More... | |
template<class T > | |
void | setUserDataContainer (const ref_ptr< T > &udc) |
osg::UserDataContainer * | getUserDataContainer () |
get the UserDataContainer attached to this object. More... | |
const osg::UserDataContainer * | getUserDataContainer () const |
get the const UserDataContainer attached to this object. More... | |
osg::UserDataContainer * | getOrCreateUserDataContainer () |
Convenience method that returns the UserDataContainer, and if one doesn't already exist creates and assigns a DefaultUserDataContainer to the Object and then return this new UserDataContainer. More... | |
virtual void | setUserData (Referenced *obj) |
Set user data, data must be subclassed from Referenced to allow automatic memory handling. More... | |
template<class T > | |
void | setUserData (const ref_ptr< T > &ud) |
virtual Referenced * | getUserData () |
Get user data. More... | |
virtual const Referenced * | getUserData () const |
Get const user data. More... | |
template<typename T > | |
bool | getUserValue (const std::string &name, T &value) const |
Convenience method that casts the named UserObject to osg::TemplateValueObject<T> and gets the value. More... | |
template<typename T > | |
void | setUserValue (const std::string &name, const T &value) |
Convenience method that creates the osg::TemplateValueObject<T> to store the specified value and adds it as a named UserObject. More... | |
virtual void | resizeGLObjectBuffers (unsigned int) |
Resize any per context GLObject buffers to specified size. More... | |
virtual void | releaseGLObjects (osg::State *=0) const |
If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context. More... | |
template<typename T > | |
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool | getUserValue (const std::string &name, T &value) const |
provide implementation of osg::Object::getUserValue(..) template | |
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Referenced (bool threadSafeRefUnref) | |
Referenced (const Referenced &) | |
Referenced & | operator= (const Referenced &) |
bool | getThreadSafeRefUnref () const |
Get whether a mutex is used to ensure ref() and unref() are thread safe. More... | |
bool | getThreadSafeRefUnref () const |
OpenThreads::Mutex * | getRefMutex () const |
Get the mutex used to ensure thread safety of ref()/unref(). More... | |
OpenThreads::Mutex * | getRefMutex () const |
int | ref () const |
Increment the reference count by one, indicating that this object has another pointer which is referencing it. More... | |
int | unref () const |
Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More... | |
int | unref_nodelete () const |
Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More... | |
int | referenceCount () const |
Return the number of pointers currently referencing this object. More... | |
ObserverSet * | getObserverSet () const |
Get the ObserverSet if one is attached, otherwise return NULL. More... | |
ObserverSet * | getOrCreateObserverSet () const |
Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet. More... | |
void | addObserver (Observer *observer) const |
Add a Observer that is observing this object, notify the Observer when this object gets deleted. More... | |
void | removeObserver (Observer *observer) const |
Remove Observer that is observing this object. More... | |
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CullStack (const CullStack &cs) | |
void | reset () |
void | pushCullingSet () |
void | popCullingSet () |
void | setOccluderList (const ShadowVolumeOccluderList &svol) |
ShadowVolumeOccluderList & | getOccluderList () |
const ShadowVolumeOccluderList & | getOccluderList () const |
void | pushViewport (osg::Viewport *viewport) |
void | popViewport () |
void | pushProjectionMatrix (osg::RefMatrix *matrix) |
void | popProjectionMatrix () |
void | pushModelViewMatrix (osg::RefMatrix *matrix, Transform::ReferenceFrame referenceFrame) |
void | popModelViewMatrix () |
float | getFrustumVolume () |
float | pixelSize (const Vec3 &v, float radius) const |
Compute the pixel size of an object at position v, with specified radius. More... | |
float | pixelSize (const BoundingSphere &bs) const |
Compute the pixel size of the bounding sphere. More... | |
float | clampedPixelSize (const Vec3 &v, float radius) const |
Compute the pixel size of an object at position v, with specified radius. More... | |
float | clampedPixelSize (const BoundingSphere &bs) const |
Compute the pixel size of the bounding sphere. More... | |
void | disableAndPushOccludersCurrentMask (NodePath &nodePath) |
void | popOccludersCurrentMask (NodePath &nodePath) |
bool | isCulled (const std::vector< Vec3 > &vertices) |
bool | isCulled (const BoundingBox &bb) |
bool | isCulled (const BoundingSphere &bs) |
bool | isCulled (const osg::Node &node) |
void | pushCurrentMask () |
void | popCurrentMask () |
CullingStack & | getClipSpaceCullingStack () |
CullingStack & | getProjectionCullingStack () |
CullingStack & | getModelViewCullingStack () |
CullingSet & | getCurrentCullingSet () |
const CullingSet & | getCurrentCullingSet () const |
osg::Viewport * | getViewport () |
osg::RefMatrix * | getModelViewMatrix () |
osg::RefMatrix * | getProjectionMatrix () |
osg::Matrix | getWindowMatrix () |
const osg::RefMatrix * | getMVPW () |
const osg::Vec3 & | getReferenceViewPoint () const |
void | pushReferenceViewPoint (const osg::Vec3 &viewPoint) |
void | popReferenceViewPoint () |
const osg::Vec3 & | getEyeLocal () const |
const osg::Vec3 & | getViewPointLocal () const |
const osg::Vec3 | getUpLocal () const |
const osg::Vec3 | getLookVectorLocal () const |
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CullSettings (ArgumentParser &arguments) | |
CullSettings (const CullSettings &cs) | |
CullSettings & | operator= (const CullSettings &settings) |
virtual void | setDefaults () |
void | setInheritanceMask (InheritanceMask mask) |
Set the inheritance mask used in inheritCullSettings to control which variables get overwritten by the passed in CullSettings object. More... | |
InheritanceMask | getInheritanceMask () const |
Get the inheritance mask used in inheritCullSettings to control which variables get overwritten by the passed in CullSettings object. More... | |
void | setCullSettings (const CullSettings &settings) |
Set the local cull settings values from specified CullSettings object. More... | |
virtual void | inheritCullSettings (const CullSettings &settings) |
Inherit the local cull settings variable from specified CullSettings object, according to the inheritance mask. More... | |
virtual void | inheritCullSettings (const CullSettings &settings, unsigned int inheritanceMask) |
Inherit the local cull settings variable from specified CullSettings object, according to the inheritance mask. More... | |
void | readEnvironmentalVariables () |
read the environmental variables. More... | |
void | readCommandLine (ArgumentParser &arguments) |
read the commandline arguments. More... | |
void | setInheritanceMaskActionOnAttributeSetting (InheritanceMaskActionOnAttributeSetting action) |
InheritanceMaskActionOnAttributeSetting | getInheritanceMaskActionOnAttributeSetting () const |
void | applyMaskAction (unsigned int maskBit) |
Apply the action, specified by the InheritanceMaskActionOnAttributeSetting, to apply to the inheritance bit mask. More... | |
void | setImpostorsActive (bool active) |
Switch the creation of Impostors on or off. More... | |
bool | getImpostorsActive () const |
Get whether impostors are active or not. More... | |
void | setImpostorPixelErrorThreshold (float numPixels) |
Set the impostor error threshold. More... | |
float | getImpostorPixelErrorThreshold () const |
Get the impostor error threshold. More... | |
void | setDepthSortImpostorSprites (bool doDepthSort) |
Set whether ImpostorSprite's should be placed in a depth sorted bin for rendering. More... | |
bool | getDepthSortImpostorSprites () const |
Get whether ImpostorSprite's are depth sorted bin for rendering. More... | |
void | setNumberOfFrameToKeepImpostorSprites (int numFrames) |
Set the number of frames that an ImpostorSprite is kept whilst not being beyond, before being recycled. More... | |
int | getNumberOfFrameToKeepImpostorSprites () const |
Get the number of frames that an ImpostorSprite is kept whilst not being beyond, before being recycled. More... | |
void | setComputeNearFarMode (ComputeNearFarMode cnfm) |
ComputeNearFarMode | getComputeNearFarMode () const |
void | setNearFarRatio (double ratio) |
double | getNearFarRatio () const |
void | setCullingMode (CullingMode mode) |
Set the culling mode for the CullVisitor to use. More... | |
CullingMode | getCullingMode () const |
Returns the current CullingMode. More... | |
void | setCullMask (osg::Node::NodeMask nm) |
osg::Node::NodeMask | getCullMask () const |
void | setCullMaskLeft (osg::Node::NodeMask nm) |
osg::Node::NodeMask | getCullMaskLeft () const |
void | setCullMaskRight (osg::Node::NodeMask nm) |
osg::Node::NodeMask | getCullMaskRight () const |
void | setLODScale (float scale) |
Set the LOD bias for the CullVisitor to use. More... | |
float | getLODScale () const |
Get the LOD bias. More... | |
void | setSmallFeatureCullingPixelSize (float value) |
Threshold at which small features are culled. More... | |
float | getSmallFeatureCullingPixelSize () const |
Get the Small Feature Culling Pixel Size. More... | |
void | setClampProjectionMatrixCallback (ClampProjectionMatrixCallback *cpmc) |
set the ClampProjectionMatrixCallback. More... | |
ClampProjectionMatrixCallback * | getClampProjectionMatrixCallback () |
get the non const ClampProjectionMatrixCallback. More... | |
const ClampProjectionMatrixCallback * | getClampProjectionMatrixCallback () const |
get the const ClampProjectionMatrixCallback. More... | |
void | write (std::ostream &out) |
Write out internal settings of CullSettings. More... | |
Protected Member Functions | |
CollectOccludersVisitor & | operator= (const CollectOccludersVisitor &) |
Prevents unwanted copy construction. More... | |
void | handle_cull_callbacks_and_traverse (osg::Node &node) |
void | handle_cull_callbacks_and_accept (osg::Node &node, osg::Node *acceptNode) |
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virtual | ~Object () |
Object destructor. More... | |
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void | signalObserversAndDelete (bool signalDelete, bool doDelete) const |
void | deleteUsingDeleteHandler () const |
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void | computeFrustumVolume () |
osg::RefMatrix * | createOrReuseMatrix (const osg::Matrix &value) |
Protected Attributes | |
float | _minimumShadowOccluderVolume |
unsigned | _maximumNumberOfActiveOccluders |
bool | _createDrawables |
ShadowVolumeOccluderSet | _occluderSet |
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VisitorType | _visitorType |
unsigned int | _traversalNumber |
ref_ptr< FrameStamp > | _frameStamp |
TraversalMode | _traversalMode |
Node::NodeMask | _traversalMask |
Node::NodeMask | _nodeMaskOverride |
NodePath | _nodePath |
ref_ptr< DatabaseRequestHandler > | _databaseRequestHandler |
ref_ptr< ImageRequestHandler > | _imageRequestHandler |
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std::string | _name |
DataVariance | _dataVariance |
osg::UserDataContainer * | _userDataContainer |
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OpenThreads::AtomicPtr | _observerSet |
OpenThreads::Atomic | _refCount |
OpenThreads::Mutex * | _refMutex |
int | _refCount |
void * | _observerSet |
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ShadowVolumeOccluderList | _occluderList |
MatrixStack | _projectionStack |
MatrixStack | _modelviewStack |
MatrixStack | _MVPW_Stack |
ViewportStack | _viewportStack |
EyePointStack | _referenceViewPoints |
EyePointStack | _eyePointStack |
EyePointStack | _viewPointStack |
CullingStack | _clipspaceCullingStack |
CullingStack | _projectionCullingStack |
CullingStack | _modelviewCullingStack |
unsigned int | _index_modelviewCullingStack |
CullingSet * | _back_modelviewCullingStack |
float | _frustumVolume |
unsigned int | _bbCornerNear |
unsigned int | _bbCornerFar |
ref_ptr< osg::RefMatrix > | _identity |
MatrixList | _reuseMatrixList |
unsigned int | _currentReuseMatrixIndex |
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InheritanceMask | _inheritanceMask |
InheritanceMaskActionOnAttributeSetting | _inheritanceMaskActionOnAttributeSetting |
ComputeNearFarMode | _computeNearFar |
CullingMode | _cullingMode |
float | _LODScale |
float | _smallFeatureCullingPixelSize |
ref_ptr< ClampProjectionMatrixCallback > | _clampProjectionMatrixCallback |
double | _nearFarRatio |
bool | _impostorActive |
bool | _depthSortImpostorSprites |
float | _impostorPixelErrorThreshold |
int | _numFramesToKeepImpostorSprites |
Node::NodeMask | _cullMask |
Node::NodeMask | _cullMaskLeft |
Node::NodeMask | _cullMaskRight |
Additional Inherited Members | |
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static OpenThreads::Mutex * | getGlobalReferencedMutex () |
Get the optional global Referenced mutex, this can be shared between all osg::Referenced. More... | |
static void | setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting) |
Set whether reference counting should use a mutex for thread safe reference counting. More... | |
static bool | getThreadSafeReferenceCounting () |
Get whether reference counting is active. More... | |
static void | setDeleteHandler (DeleteHandler *handler) |
Set a DeleteHandler to which deletion of all referenced counted objects will be delegated. More... | |
static DeleteHandler * | getDeleteHandler () |
Get a DeleteHandler. More... | |
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typedef fast_back_stack< ref_ptr< RefMatrix > > | MatrixStack |
typedef fast_back_stack< ref_ptr< Viewport > > | ViewportStack |
typedef fast_back_stack< Vec3 > | EyePointStack |
typedef std::vector< osg::ref_ptr< osg::RefMatrix > > | MatrixList |
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virtual |
Get the distance of a point from the eye point, distance value in the eye coordinate system.
Note, not all NodeVisitor implement this method, it is mainly cull visitors which will implement. If the getDistanceFromEyePoint(pos) is not implemented than a default value of 0.0 is returned.
Reimplemented from osg::NodeVisitor.
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virtual |
Get the distance from a point to the eye point, distance value in local coordinate system.
Note, not all NodeVisitor implement this method, it is mainly cull visitors which will implement. If the getDistanceFromEyePoint(pos) is not implemented then a default value of 0.0 is returned.
Reimplemented from osg::NodeVisitor.
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virtual |
Get the distance from a point to the view point, distance value in local coordinate system.
Note, not all NodeVisitor implement this method, it is mainly cull visitors which will implement. If the getDistanceToViewPoint(pos) is not implemented then a default value of 0.0 is returned.
Reimplemented from osg::NodeVisitor.
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inlineprotected |
Prevents unwanted copy construction.
Prevents unwanted copy operator.
void osg::CollectOccludersVisitor::removeOccludedOccluders | ( | ) |
Removes occluded occluders for the collected occluders list, then discards all but MaximumNumberOfActiveOccluders of occluders, discarding the occluders with the lowest shadow occluder volume.
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virtual |
Method to call to reset visitor.
Useful if your visitor accumulates state during a traversal, and you plan to reuse the visitor. To flush that state for the next traversal: call reset() prior to each traversal.
Reimplemented from osg::NodeVisitor.
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inline |
Sets the maximum number of occluders to have active for culling purposes.
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inline |
Sets the minimum shadow occluder volume that an active occluder must have.
vol is units relative the clip space volume where 1.0 is the whole clip space.