Encapsulates OpenGL blend/transparency state. More...
Inheritance diagram for osg::BlendColor:
Public Member Functions | |
| BlendColor () | |
| BlendColor (const osg::Vec4 &constantColor) | |
| BlendColor (const BlendColor &trans, const CopyOp ©op=CopyOp::SHALLOW_COPY) | |
| Copy constructor using CopyOp to manage deep vs shallow copy. More... | |
| META_StateAttribute (osg, BlendColor, BLENDCOLOR) | |
| virtual int | compare (const StateAttribute &sa) const |
| Return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs. More... | |
| virtual bool | getModeUsage (StateAttribute::ModeUsage &usage) const |
| Return the modes associated with this StateAttribute. More... | |
| void | setConstantColor (const osg::Vec4 &color) |
| osg::Vec4 & | getConstantColor () |
| const osg::Vec4 & | getConstantColor () const |
| virtual void | apply (State &state) const |
| apply the OpenGL state attributes. More... | |
 Public Member Functions inherited from osg::StateAttribute | |
| StateAttribute () | |
| StateAttribute (const StateAttribute &sa, const CopyOp ©op=CopyOp::SHALLOW_COPY) | |
| virtual Object * | cloneType () const =0 |
| Clone the type of an attribute, with Object* return type. More... | |
| virtual Object * | clone (const CopyOp &) const =0 |
| Clone an attribute, with Object* return type. More... | |
| virtual bool | isSameKindAs (const Object *obj) const |
| Return true if this and obj are of the same kind of object. More... | |
| virtual const char * | libraryName () const |
| Return the name of the attribute's library. More... | |
| virtual const char * | className () const |
| Return the name of the attribute's class type. 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 Texture * | asTexture () |
| Fast alternative to dynamic_cast<> for determining if state attribute is a Texture. More... | |
| virtual const Texture * | asTexture () const |
| Fast alternative to dynamic_cast<> for determining if state attribute is a Texture. More... | |
| virtual Type | getType () const =0 |
| Return the Type identifier of the attribute's class type. More... | |
| virtual unsigned int | getMember () const |
| Return the member identifier within the attribute's class type. More... | |
| TypeMemberPair | getTypeMemberPair () const |
| Return the TypeMemberPair that uniquely identifies this type member. More... | |
| virtual bool | isTextureAttribute () const |
| Return true if StateAttribute is a type which controls texturing and needs to be issued w.r.t to specific texture unit. More... | |
| bool | operator< (const StateAttribute &rhs) const |
| bool | operator== (const StateAttribute &rhs) const |
| bool | operator!= (const StateAttribute &rhs) const |
| const ParentList & | getParents () const |
| Get the parent list of this StateAttribute. More... | |
| StateSet * | getParent (unsigned int i) |
| const StateSet * | getParent (unsigned int i) const |
| Get a single const parent of this StateAttribute. More... | |
| unsigned int | getNumParents () const |
| Get the number of parents of this StateAttribute. More... | |
| void | setShaderComponent (ShaderComponent *sc) |
| ShaderComponent * | getShaderComponent () |
| const ShaderComponent * | getShaderComponent () const |
| virtual bool | checkValidityOfAssociatedModes (osg::State &) const |
| Check the modes associated with this StateAttribute are supported by current OpenGL drivers, and if not set the associated mode in osg::State to be black listed/invalid. More... | |
| void | setUpdateCallback (StateAttributeCallback *uc) |
| Set the UpdateCallback which allows users to attach customize the updating of an object during the update traversal. More... | |
| StateAttributeCallback * | getUpdateCallback () |
| Get the non const UpdateCallback. More... | |
| const StateAttributeCallback * | getUpdateCallback () const |
| Get the const UpdateCallback. More... | |
| void | setEventCallback (StateAttributeCallback *ec) |
| Set the EventCallback which allows users to attach customize the updating of an object during the Event traversal. More... | |
| StateAttributeCallback * | getEventCallback () |
| Get the non const EventCallback. More... | |
| const StateAttributeCallback * | getEventCallback () const |
| Get the const EventCallback. More... | |
| virtual void | compileGLObjects (State &) const |
| Default to nothing to compile - all state is applied immediately. More... | |
| virtual void | resizeGLObjectBuffers (unsigned int) |
| Resize any per context GLObject buffers to specified size. More... | |
| virtual void | releaseGLObjects (State *=0) const |
| Release OpenGL objects in specified graphics context if State object is passed, otherwise release OpenGL objects for all graphics context if State object pointer NULL. More... | |
| Public Member Functions inherited from osg::Object | |
| 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... | |
| 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 const NodeVisitor * | asNodeVisitor () const |
| convert 'const this' into a const NodeVisitor pointer if Object is a NodeVisitor, 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... | |
| 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 More... | |
| Public Member Functions inherited from osg::Referenced | |
| Referenced () | |
| 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... | |
| OpenThreads::Mutex * | getRefMutex () const |
| Get the mutex used to ensure thread safety of ref()/unref(). More... | |
| 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... | |
Protected Member Functions | |
| virtual | ~BlendColor () |
| Protected Member Functions inherited from osg::StateAttribute | |
| virtual | ~StateAttribute () |
| void | addParent (osg::StateSet *object) |
| void | removeParent (osg::StateSet *object) |
| Protected Member Functions inherited from osg::Object | |
| virtual | ~Object () |
| Object destructor. More... | |
| Protected Member Functions inherited from osg::Referenced | |
| virtual | ~Referenced () |
| void | signalObserversAndDelete (bool signalDelete, bool doDelete) const |
| void | deleteUsingDeleteHandler () const |
Protected Attributes | |
| osg::Vec4 | _constantColor |
| Protected Attributes inherited from osg::StateAttribute | |
| ParentList | _parents |
| ref_ptr< ShaderComponent > | _shaderComponent |
| ref_ptr< StateAttributeCallback > | _updateCallback |
| ref_ptr< StateAttributeCallback > | _eventCallback |
| Protected Attributes inherited from osg::Object | |
| std::string | _name |
| DataVariance | _dataVariance |
| osg::UserDataContainer * | _userDataContainer |
| Protected Attributes inherited from osg::Referenced | |
| OpenThreads::AtomicPtr | _observerSet |
| OpenThreads::Atomic | _refCount |
Additional Inherited Members | |
| Public Types inherited from osg::StateAttribute | |
| enum | Values { OFF = 0x0, ON = 0x1, OVERRIDE = 0x2, PROTECTED = 0x4, INHERIT = 0x8 } |
| list values which can be used to set either GLModeValues or OverrideValues. More... | |
| enum | Type { TEXTURE, POLYGONMODE, POLYGONOFFSET, MATERIAL, ALPHAFUNC, ANTIALIAS, COLORTABLE, CULLFACE, FOG, FRONTFACE, LIGHT, POINT, LINEWIDTH, LINESTIPPLE, POLYGONSTIPPLE, SHADEMODEL, TEXENV, TEXENVFILTER, TEXGEN, TEXMAT, LIGHTMODEL, BLENDFUNC, BLENDEQUATION, LOGICOP, STENCIL, COLORMASK, DEPTH, VIEWPORT, SCISSOR, BLENDCOLOR, MULTISAMPLE, CLIPPLANE, COLORMATRIX, VERTEXPROGRAM, FRAGMENTPROGRAM, POINTSPRITE, PROGRAM, CLAMPCOLOR, HINT, SAMPLEMASKI, PRIMITIVERESTARTINDEX, CLIPCONTROL, VALIDATOR, VIEWMATRIXEXTRACTOR, OSGNV_PARAMETER_BLOCK, OSGNVEXT_TEXTURE_SHADER, OSGNVEXT_VERTEX_PROGRAM, OSGNVEXT_REGISTER_COMBINERS, OSGNVCG_PROGRAM, OSGNVSLANG_PROGRAM, OSGNVPARSE_PROGRAM_PARSER, UNIFORMBUFFERBINDING, TRANSFORMFEEDBACKBUFFERBINDING, ATOMICCOUNTERBUFFERBINDING, PATCH_PARAMETER, FRAME_BUFFER_OBJECT, VERTEX_ATTRIB_DIVISOR, SHADERSTORAGEBUFFERBINDING, CAPABILITY = 100 } |
| Type identifier to differentiate between different state types. More... | |
| typedef GLenum | GLMode |
| GLMode is the value used in glEnable/glDisable(mode) More... | |
| typedef unsigned int | GLModeValue |
| GLModeValue is used to specify whether a mode is enabled (ON) or disabled (OFF). More... | |
| typedef unsigned int | OverrideValue |
| Override is used to specify the override behavior of StateAttributes from parent to children. More... | |
| typedef std::pair< Type, unsigned int > | TypeMemberPair |
| Simple pairing between an attribute type and the member within that attribute type group. More... | |
| typedef std::vector< StateSet * > | ParentList |
| A vector of osg::StateSet pointers which is used to store the parent(s) of this StateAttribute. More... | |
| typedef osg::StateAttributeCallback | Callback |
| Public Types inherited from osg::Object | |
| enum | DataVariance { DYNAMIC, STATIC, UNSPECIFIED } |
| Static Public Member Functions inherited from osg::Referenced | |
| 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... | |
Detailed Description
Encapsulates OpenGL blend/transparency state.
Constructor & Destructor Documentation
| osg::BlendColor::BlendColor | ( | ) |
| osg::BlendColor::BlendColor | ( | const osg::Vec4 & | constantColor | ) |
|
inline |
Copy constructor using CopyOp to manage deep vs shallow copy.
|
protectedvirtual |
Member Function Documentation
apply the OpenGL state attributes.
The render info for the current OpenGL context is passed in to allow the StateAttribute to obtain details on the the current context and state.
Reimplemented from osg::StateAttribute.
|
inlinevirtual |
Return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.
Implements osg::StateAttribute.
|
inline |
|
inline |
|
inlinevirtual |
Return the modes associated with this StateAttribute.
Reimplemented from osg::StateAttribute.
| osg::BlendColor::META_StateAttribute | ( | osg | , |
| BlendColor | , | ||
| BLENDCOLOR | |||
| ) |
Member Data Documentation
|
protected |
The documentation for this class was generated from the following file:
- osg/BlendColor
