VTK  9.3.20240327
Public Types | Public Member Functions | Static Public Member Functions | Public Attributes | Protected Member Functions | List of all members
vtkOpenGLIndexBufferObject Class Reference

OpenGL vertex buffer object. More...

#include <vtkOpenGLIndexBufferObject.h>

Inheritance diagram for vtkOpenGLIndexBufferObject:
[legend]
Collaboration diagram for vtkOpenGLIndexBufferObject:
[legend]

Public Types

typedef vtkOpenGLBufferObject Superclass
 
- Public Types inherited from vtkOpenGLBufferObject
enum  ObjectType { ArrayBuffer , ElementArrayBuffer , TextureBuffer }
 
enum  ObjectUsage {
  StreamDraw , StreamRead , StreamCopy , StaticDraw ,
  StaticRead , StaticCopy , DynamicDraw , DynamicRead ,
  DynamicCopy
}
 
typedef vtkObject Superclass
 

Public Member Functions

virtual vtkTypeBool IsA (const char *type)
 Return 1 if this class is the same type of (or a subclass of) the named class. More...
 
vtkOpenGLIndexBufferObjectNewInstance () const
 
void PrintSelf (ostream &os, vtkIndent indent) override
 Methods invoked by print to print information about the object including superclasses. More...
 
size_t CreateTriangleIndexBuffer (vtkCellArray *cells, vtkPoints *points, std::vector< unsigned char > *edgeArray, vtkDataArray *edgeFlags)
 
size_t CreateTriangleLineIndexBuffer (vtkCellArray *cells)
 
size_t CreateLineIndexBuffer (vtkCellArray *cells)
 
size_t CreatePointIndexBuffer (vtkCellArray *cells)
 
size_t CreateStripIndexBuffer (vtkCellArray *cells, bool wireframeTriStrips)
 
size_t CreateEdgeFlagIndexBuffer (vtkCellArray *cells, vtkDataArray *edgeflags)
 
size_t CreateVertexIndexBuffer (vtkCellArray **cells)
 
- Public Member Functions inherited from vtkOpenGLBufferObject
vtkOpenGLBufferObjectNewInstance () const
 
ObjectType GetType () const
 Get the type of the buffer object. More...
 
void SetType (ObjectType value)
 Set the type of the buffer object. More...
 
ObjectUsage GetUsage () const
 Get the usage of the buffer object. More...
 
void SetUsage (ObjectUsage value)
 Set the usage of the buffer object. More...
 
int GetHandle () const
 Get the handle of the buffer object. More...
 
bool IsReady () const
 Determine if the buffer object is ready to be used. More...
 
void FlagBufferAsDirty ()
 Indicate that the buffer object needs to be re-uploaded. More...
 
bool GenerateBuffer (ObjectType type)
 Generate the opengl buffer for this Handle. More...
 
template<class T >
bool Upload (const T &array, ObjectType type)
 Upload data to the buffer object. More...
 
template<class T >
bool UploadRange (const T &array, ptrdiff_t offset, ObjectType type)
 
template<class T >
bool Upload (const T *array, size_t numElements, ObjectType type)
 
template<class T >
bool UploadRange (const T *array, ptrdiff_t offset, size_t numElements, ObjectType type)
 
bool Allocate (size_t size, ObjectType type, ObjectUsage usage)
 Allocates a buffer of type with size bytes. More...
 
size_t GetSize ()
 Get size of the buffer in bytes. More...
 
template<class T >
bool Download (T *array, size_t numElements)
 Download data from the buffer object. More...
 
template<class T >
bool DownloadRange (T *array, ptrdiff_t offset, size_t numElements)
 
bool Bind ()
 Bind the buffer object ready for rendering. More...
 
bool BindShaderStorage (int index)
 Bind the buffer to a shader storage point. More...
 
bool Release ()
 Release the buffer. More...
 
void ReleaseGraphicsResources ()
 
std::string GetError () const
 Return a string describing errors. More...
 
- Public Member Functions inherited from vtkObject
 vtkBaseTypeMacro (vtkObject, vtkObjectBase)
 
virtual void DebugOn ()
 Turn debugging output on. More...
 
virtual void DebugOff ()
 Turn debugging output off. More...
 
bool GetDebug ()
 Get the value of the debug flag. More...
 
void SetDebug (bool debugFlag)
 Set the value of the debug flag. More...
 
virtual void Modified ()
 Update the modification time for this object. More...
 
virtual vtkMTimeType GetMTime ()
 Return this object's modified time. More...
 
void RemoveObserver (unsigned long tag)
 
void RemoveObservers (unsigned long event)
 
void RemoveObservers (const char *event)
 
void RemoveAllObservers ()
 
vtkTypeBool HasObserver (unsigned long event)
 
vtkTypeBool HasObserver (const char *event)
 
vtkTypeBool InvokeEvent (unsigned long event)
 
vtkTypeBool InvokeEvent (const char *event)
 
std::string GetObjectDescription () const override
 The object description printed in messages and PrintSelf output. More...
 
unsigned long AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
unsigned long AddObserver (const char *event, vtkCommand *, float priority=0.0f)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
vtkCommandGetCommand (unsigned long tag)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
void RemoveObserver (vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
void RemoveObservers (unsigned long event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
void RemoveObservers (const char *event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
vtkTypeBool HasObserver (unsigned long event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
vtkTypeBool HasObserver (const char *event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)
 Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, bool(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 Allow user to set the AbortFlagOn() with the return value of the callback method. More...
 
vtkTypeBool InvokeEvent (unsigned long event, void *callData)
 This method invokes an event and return whether the event was aborted or not. More...
 
vtkTypeBool InvokeEvent (const char *event, void *callData)
 This method invokes an event and return whether the event was aborted or not. More...
 
virtual void SetObjectName (const std::string &objectName)
 Set/get the name of this object for reporting purposes. More...
 
virtual std::string GetObjectName () const
 Set/get the name of this object for reporting purposes. More...
 
- Public Member Functions inherited from vtkObjectBase
const char * GetClassName () const
 Return the class name as a string. More...
 
virtual vtkIdType GetNumberOfGenerationsFromBase (const char *name)
 Given the name of a base class of this class type, return the distance of inheritance between this class type and the named class (how many generations of inheritance are there between this class and the named class). More...
 
virtual void Delete ()
 Delete a VTK object. More...
 
virtual void FastDelete ()
 Delete a reference to this object. More...
 
void InitializeObjectBase ()
 
void Print (ostream &os)
 Print an object to an ostream. More...
 
void Register (vtkObjectBase *o)
 Increase the reference count (mark as used by another object). More...
 
virtual void UnRegister (vtkObjectBase *o)
 Decrease the reference count (release by another object). More...
 
int GetReferenceCount ()
 Return the current reference count of this object. More...
 
void SetReferenceCount (int)
 Sets the reference count. More...
 
bool GetIsInMemkind () const
 A local state flag that remembers whether this object lives in the normal or extended memory space. More...
 
virtual void PrintHeader (ostream &os, vtkIndent indent)
 Methods invoked by print to print information about the object including superclasses. More...
 
virtual void PrintTrailer (ostream &os, vtkIndent indent)
 Methods invoked by print to print information about the object including superclasses. More...
 
virtual bool UsesGarbageCollector () const
 Indicate whether the class uses vtkGarbageCollector or not. More...
 

Static Public Member Functions

static vtkOpenGLIndexBufferObjectNew ()
 
static vtkTypeBool IsTypeOf (const char *type)
 
static vtkOpenGLIndexBufferObjectSafeDownCast (vtkObjectBase *o)
 
static void AppendTriangleIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray *cells, vtkPoints *points, vtkIdType vertexOffset, std::vector< unsigned char > *edgeArray, vtkDataArray *edgeFlags)
 
static void AppendLineIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray *cells, vtkIdType vertexOffset)
 
static void AppendTriangleLineIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray *cells, vtkIdType vertexOffset)
 
static void AppendPointIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray *cells, vtkIdType vertexOffset)
 
static void AppendStripIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray *cells, vtkIdType vertexOffset, bool wireframeTriStrips)
 
static void AppendEdgeFlagIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray *cells, vtkIdType vertexOffset, vtkDataArray *edgeflags)
 
static void AppendVertexIndexBuffer (std::vector< unsigned int > &indexArray, vtkCellArray **cells, vtkIdType vertexOffset)
 
- Static Public Member Functions inherited from vtkOpenGLBufferObject
static vtkOpenGLBufferObjectNew ()
 
static vtkTypeBool IsTypeOf (const char *type)
 
static vtkOpenGLBufferObjectSafeDownCast (vtkObjectBase *o)
 
- Static Public Member Functions inherited from vtkObject
static vtkObjectNew ()
 Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...
 
static void BreakOnError ()
 This method is called when vtkErrorMacro executes. More...
 
static void SetGlobalWarningDisplay (vtkTypeBool val)
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
static void GlobalWarningDisplayOn ()
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
static void GlobalWarningDisplayOff ()
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
static vtkTypeBool GetGlobalWarningDisplay ()
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
- Static Public Member Functions inherited from vtkObjectBase
static vtkTypeBool IsTypeOf (const char *name)
 Return 1 if this class type is the same type of (or a subclass of) the named class. More...
 
static vtkIdType GetNumberOfGenerationsFromBaseType (const char *name)
 Given a the name of a base class of this class type, return the distance of inheritance between this class type and the named class (how many generations of inheritance are there between this class and the named class). More...
 
static vtkObjectBaseNew ()
 Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...
 
static void SetMemkindDirectory (const char *directoryname)
 The name of a directory, ideally mounted -o dax, to memory map an extended memory space within. More...
 
static bool GetUsingMemkind ()
 A global state flag that controls whether vtkObjects are constructed in the usual way (the default) or within the extended memory space. More...
 

Public Attributes

size_t IndexCount
 

Protected Member Functions

virtual vtkObjectBaseNewInstanceInternal () const
 
 vtkOpenGLIndexBufferObject ()
 
 ~vtkOpenGLIndexBufferObject () override
 
- Protected Member Functions inherited from vtkOpenGLBufferObject
 vtkOpenGLBufferObject ()
 
 ~vtkOpenGLBufferObject () override
 
bool UploadInternal (const void *buffer, size_t size, ObjectType objectType)
 
bool UploadRangeInternal (const void *buffer, ptrdiff_t offset, ptrdiff_t size, ObjectType objectType)
 
- Protected Member Functions inherited from vtkObject
 vtkObject ()
 
 ~vtkObject () override
 
void RegisterInternal (vtkObjectBase *, vtkTypeBool check) override
 
void UnRegisterInternal (vtkObjectBase *, vtkTypeBool check) override
 
void InternalGrabFocus (vtkCommand *mouseEvents, vtkCommand *keypressEvents=nullptr)
 These methods allow a command to exclusively grab all events. More...
 
void InternalReleaseFocus ()
 These methods allow a command to exclusively grab all events. More...
 
- Protected Member Functions inherited from vtkObjectBase
 vtkObjectBase ()
 
virtual ~vtkObjectBase ()
 
virtual void ReportReferences (vtkGarbageCollector *)
 
 vtkObjectBase (const vtkObjectBase &)
 
void operator= (const vtkObjectBase &)
 

Additional Inherited Members

- Static Protected Member Functions inherited from vtkObjectBase
static vtkMallocingFunction GetCurrentMallocFunction ()
 
static vtkReallocingFunction GetCurrentReallocFunction ()
 
static vtkFreeingFunction GetCurrentFreeFunction ()
 
static vtkFreeingFunction GetAlternateFreeFunction ()
 
- Protected Attributes inherited from vtkOpenGLBufferObject
bool Dirty
 
std::string Error
 
- Protected Attributes inherited from vtkObject
bool Debug
 
vtkTimeStamp MTime
 
vtkSubjectHelper * SubjectHelper
 
std::string ObjectName
 
- Protected Attributes inherited from vtkObjectBase
std::atomic< int32_t > ReferenceCount
 
vtkWeakPointerBase ** WeakPointers
 

Detailed Description

OpenGL vertex buffer object.

OpenGL buffer object to store geometry and/or attribute data on the GPU.

Definition at line 17 of file vtkOpenGLIndexBufferObject.h.

Member Typedef Documentation

◆ Superclass

Definition at line 21 of file vtkOpenGLIndexBufferObject.h.

Constructor & Destructor Documentation

◆ vtkOpenGLIndexBufferObject()

vtkOpenGLIndexBufferObject::vtkOpenGLIndexBufferObject ( )
protected

◆ ~vtkOpenGLIndexBufferObject()

vtkOpenGLIndexBufferObject::~vtkOpenGLIndexBufferObject ( )
overrideprotected

Member Function Documentation

◆ New()

static vtkOpenGLIndexBufferObject* vtkOpenGLIndexBufferObject::New ( )
static

◆ IsTypeOf()

static vtkTypeBool vtkOpenGLIndexBufferObject::IsTypeOf ( const char *  type)
static

◆ IsA()

virtual vtkTypeBool vtkOpenGLIndexBufferObject::IsA ( const char *  name)
virtual

Return 1 if this class is the same type of (or a subclass of) the named class.

Returns 0 otherwise. This method works in combination with vtkTypeMacro found in vtkSetGet.h.

Reimplemented from vtkOpenGLBufferObject.

◆ SafeDownCast()

static vtkOpenGLIndexBufferObject* vtkOpenGLIndexBufferObject::SafeDownCast ( vtkObjectBase o)
static

◆ NewInstanceInternal()

virtual vtkObjectBase* vtkOpenGLIndexBufferObject::NewInstanceInternal ( ) const
protectedvirtual

Reimplemented from vtkOpenGLBufferObject.

◆ NewInstance()

vtkOpenGLIndexBufferObject* vtkOpenGLIndexBufferObject::NewInstance ( ) const

◆ PrintSelf()

void vtkOpenGLIndexBufferObject::PrintSelf ( ostream &  os,
vtkIndent  indent 
)
overridevirtual

Methods invoked by print to print information about the object including superclasses.

Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.

Reimplemented from vtkOpenGLBufferObject.

◆ CreateTriangleIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreateTriangleIndexBuffer ( vtkCellArray cells,
vtkPoints points,
std::vector< unsigned char > *  edgeArray,
vtkDataArray edgeFlags 
)

◆ AppendTriangleIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendTriangleIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray cells,
vtkPoints points,
vtkIdType  vertexOffset,
std::vector< unsigned char > *  edgeArray,
vtkDataArray edgeFlags 
)
static

◆ CreateTriangleLineIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreateTriangleLineIndexBuffer ( vtkCellArray cells)

◆ AppendLineIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendLineIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray cells,
vtkIdType  vertexOffset 
)
static

◆ CreateLineIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreateLineIndexBuffer ( vtkCellArray cells)

◆ AppendTriangleLineIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendTriangleLineIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray cells,
vtkIdType  vertexOffset 
)
static

◆ CreatePointIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreatePointIndexBuffer ( vtkCellArray cells)

◆ AppendPointIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendPointIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray cells,
vtkIdType  vertexOffset 
)
static

◆ CreateStripIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreateStripIndexBuffer ( vtkCellArray cells,
bool  wireframeTriStrips 
)

◆ AppendStripIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendStripIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray cells,
vtkIdType  vertexOffset,
bool  wireframeTriStrips 
)
static

◆ AppendEdgeFlagIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendEdgeFlagIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray cells,
vtkIdType  vertexOffset,
vtkDataArray edgeflags 
)
static

◆ CreateEdgeFlagIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreateEdgeFlagIndexBuffer ( vtkCellArray cells,
vtkDataArray edgeflags 
)

◆ CreateVertexIndexBuffer()

size_t vtkOpenGLIndexBufferObject::CreateVertexIndexBuffer ( vtkCellArray **  cells)

◆ AppendVertexIndexBuffer()

static void vtkOpenGLIndexBufferObject::AppendVertexIndexBuffer ( std::vector< unsigned int > &  indexArray,
vtkCellArray **  cells,
vtkIdType  vertexOffset 
)
static

Member Data Documentation

◆ IndexCount

size_t vtkOpenGLIndexBufferObject::IndexCount

Definition at line 25 of file vtkOpenGLIndexBufferObject.h.


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