An OpenGL mapper for batched rendering of vtkPolyData. More...

#include <vtkOpenGLBatchedPolyDataMapper.h>

Inheritance diagram for vtkOpenGLBatchedPolyDataMapper:

Collaboration diagram for vtkOpenGLBatchedPolyDataMapper:

Public Types
typedef vtkOpenGLPolyDataMapperImplementation	Superclass

Public Member Functions
virtual vtkTypeBool	IsA (const char *type)

vtkOpenGLBatchedPolyDataMapper *	NewInstance () const

void	PrintSelf (ostream &os, vtkIndent indent) override

std::vector< vtkPolyData * >	GetRenderedList () const
	Accessor to the ordered list of PolyData that we last drew.

void	SetParent (vtkCompositePolyDataMapper *parent)

void	RenderPiece (vtkRenderer renderer, vtkActor actor) override
	Implemented by sub classes.

void	UnmarkBatchElements ()

void	ClearUnmarkedBatchElements ()

void	ProcessSelectorPixelBuffers (vtkHardwareSelector sel, std::vector< unsigned int > &pixeloffsets, vtkProp prop) override
	allows a mapper to update a selections color buffers Called from a prop which in turn is called from the selector

virtual void	ProcessCompositePixelBuffers (vtkHardwareSelector sel, vtkProp prop, GLBatchElement *glBatchElement, std::vector< unsigned int > &mypixels)

Static Public Member Functions
static vtkOpenGLBatchedPolyDataMapper *	New ()

static vtkTypeBool	IsTypeOf (const char *type)

static vtkOpenGLBatchedPolyDataMapper *	SafeDownCast (vtkObjectBase *o)

Protected Member Functions
virtual vtkObjectBase *	NewInstanceInternal () const

	vtkOpenGLBatchedPolyDataMapper ()

	~vtkOpenGLBatchedPolyDataMapper () override

void	RenderPieceDraw (vtkRenderer renderer, vtkActor actor) override

void	UpdateCameraShiftScale (vtkRenderer renderer, vtkActor actoror) override

void	DrawIBO (vtkRenderer renderer, vtkActor actoror, int primType, vtkOpenGLHelper &CellBO, GLenum mode, int pointSize)
	Draws primitives.

virtual void	SetShaderValues (vtkShaderProgram prog, GLBatchElement glBatchElement, size_t primOffset)
	Applies rendering attributes for the corresponding polydata in the glBatchElement.

void	UpdateShaders (vtkOpenGLHelper &cellBO, vtkRenderer renderer, vtkActor actor) override
	Make sure appropriate shaders are defined, compiled and bound.

void	ReplaceShaderColor (std::map< vtkShader::Type, vtkShader * > shaders, vtkRenderer renderer, vtkActor actor) override
	Perform string replacements on the shader templates, called from ReplaceShaderValues.

bool	GetNeedToRebuildBufferObjects (vtkRenderer renderer, vtkActor actor) override
	Does the VBO/IBO need to be rebuilt.

void	BuildBufferObjects (vtkRenderer renderer, vtkActor actor) override
	Build the VBO/IBO, called by UpdateBufferObjects.

virtual void	AppendOneBufferObject (vtkRenderer renderer, vtkActor actor, GLBatchElement *glBatchElement, vtkIdType &vertexOffset, std::vector< unsigned char > &colors, std::vector< float > &norms)

void	BuildSelectionIBO (vtkPolyData *poly, std::vector< unsigned int >(&indices)[4], vtkIdType offset) override
	Build the selection IBOs, called by UpdateBufferObjects.

int	CanUseTextureMapForColoring (vtkDataObject *) override
	Returns if we can use texture maps for scalar coloring.

Protected Attributes
vtkCompositePolyDataMapper *	Parent = nullptr

std::map< std::uintptr_t, std::unique_ptr< GLBatchElement > >	VTKPolyDataToGLBatchElement

std::vector< unsigned int >	IndexArray [PrimitiveEnd]

bool	PrimIDUsed

bool	OverideColorUsed

vtkHardwareSelector *	CurrentSelector

std::vector< std::vector< unsigned int > >	PickPixels

std::map< vtkAbstractArray , vtkDataArray >	ColorArrayMap

using	BatchElement = vtkOpenGLCompositePolyDataMapperDelegator::BatchElement
	API to add and query a GLBatchElement instance per vtkPolyData.

using	GLBatchElement = vtkOpenGLCompositePolyDataMapperDelegator::GLBatchElement
	API to add and query a GLBatchElement instance per vtkPolyData.

void	AddBatchElement (unsigned int flatIndex, BatchElement &&batchElement)
	API to add and query a GLBatchElement instance per vtkPolyData.

BatchElement *	GetBatchElement (vtkPolyData *polydata)
	API to add and query a GLBatchElement instance per vtkPolyData.

void	ClearBatchElements ()
	API to add and query a GLBatchElement instance per vtkPolyData.

Detailed Description

An OpenGL mapper for batched rendering of vtkPolyData.

The parent class is determined at compile time. On OpenGL ES, the parent class is vtkOpenGLES30PolyDataMapper. Everywhere else, the parent class is vtkOpenGLPolyDataMapper.

See also: vtkOpenGLPolyDataMapper vtkOpenGLES30PolyDataMapper vtkOpenGLCompositePolyDataMapperDelegator

Definition at line 43 of file vtkOpenGLBatchedPolyDataMapper.h.

Member Typedef Documentation

◆ Superclass

typedef vtkOpenGLPolyDataMapperImplementation vtkOpenGLBatchedPolyDataMapper::Superclass

Definition at line 48 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ BatchElement

using vtkOpenGLBatchedPolyDataMapper::BatchElement = vtkOpenGLCompositePolyDataMapperDelegator::BatchElement

API to add and query a GLBatchElement instance per vtkPolyData.

Definition at line 55 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ GLBatchElement

using vtkOpenGLBatchedPolyDataMapper::GLBatchElement = vtkOpenGLCompositePolyDataMapperDelegator::GLBatchElement

API to add and query a GLBatchElement instance per vtkPolyData.

Definition at line 56 of file vtkOpenGLBatchedPolyDataMapper.h.

Constructor & Destructor Documentation

◆ vtkOpenGLBatchedPolyDataMapper()

vtkOpenGLBatchedPolyDataMapper::vtkOpenGLBatchedPolyDataMapper ( )

protected

◆ ~vtkOpenGLBatchedPolyDataMapper()

vtkOpenGLBatchedPolyDataMapper::~vtkOpenGLBatchedPolyDataMapper ( )

overrideprotected

Member Function Documentation

◆ New()

static vtkOpenGLBatchedPolyDataMapper * vtkOpenGLBatchedPolyDataMapper::New ( )

static

◆ IsTypeOf()

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

static

◆ IsA()

virtual vtkTypeBool vtkOpenGLBatchedPolyDataMapper::IsA ( const char * type )

virtual

Reimplemented in vtkBatchedSurfaceLICMapper.

◆ SafeDownCast()

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

static

◆ NewInstanceInternal()

virtual vtkObjectBase * vtkOpenGLBatchedPolyDataMapper::NewInstanceInternal ( ) const

protectedvirtual

Reimplemented in vtkBatchedSurfaceLICMapper.

◆ NewInstance()

vtkOpenGLBatchedPolyDataMapper * vtkOpenGLBatchedPolyDataMapper::NewInstance ( ) const

◆ PrintSelf()

void vtkOpenGLBatchedPolyDataMapper::PrintSelf	(	ostream &	os,
		vtkIndent	indent
	)

override

◆ AddBatchElement()

void vtkOpenGLBatchedPolyDataMapper::AddBatchElement	(	unsigned int	flatIndex,
		BatchElement &&	batchElement
	)

API to add and query a GLBatchElement instance per vtkPolyData.

◆ GetBatchElement()

BatchElement * vtkOpenGLBatchedPolyDataMapper::GetBatchElement ( vtkPolyData * polydata )

API to add and query a GLBatchElement instance per vtkPolyData.

◆ ClearBatchElements()

void vtkOpenGLBatchedPolyDataMapper::ClearBatchElements ( )

API to add and query a GLBatchElement instance per vtkPolyData.

◆ GetRenderedList()

std::vector< vtkPolyData * > vtkOpenGLBatchedPolyDataMapper::GetRenderedList ( ) const

Accessor to the ordered list of PolyData that we last drew.

◆ SetParent()

void vtkOpenGLBatchedPolyDataMapper::SetParent ( vtkCompositePolyDataMapper * parent )

◆ RenderPiece()

void vtkOpenGLBatchedPolyDataMapper::RenderPiece	(	vtkRenderer *	renderer,
		vtkActor *	actor
	)

override

Implemented by sub classes.

Actual rendering is done here.

◆ UnmarkBatchElements()

void vtkOpenGLBatchedPolyDataMapper::UnmarkBatchElements ( )

◆ ClearUnmarkedBatchElements()

void vtkOpenGLBatchedPolyDataMapper::ClearUnmarkedBatchElements ( )

◆ ProcessSelectorPixelBuffers()

void vtkOpenGLBatchedPolyDataMapper::ProcessSelectorPixelBuffers	(	vtkHardwareSelector *	sel,
		std::vector< unsigned int > &	pixeloffsets,
		vtkProp *	prop
	)

override

allows a mapper to update a selections color buffers Called from a prop which in turn is called from the selector

◆ ProcessCompositePixelBuffers()

virtual void vtkOpenGLBatchedPolyDataMapper::ProcessCompositePixelBuffers	(	vtkHardwareSelector *	sel,
		vtkProp *	prop,
		GLBatchElement *	glBatchElement,
		std::vector< unsigned int > &	mypixels
	)

virtual

◆ RenderPieceDraw()

void vtkOpenGLBatchedPolyDataMapper::RenderPieceDraw	(	vtkRenderer *	renderer,
		vtkActor *	actor
	)

overrideprotected

◆ UpdateCameraShiftScale()

void vtkOpenGLBatchedPolyDataMapper::UpdateCameraShiftScale	(	vtkRenderer *	renderer,
		vtkActor *	actoror
	)

overrideprotected

◆ DrawIBO()

void vtkOpenGLBatchedPolyDataMapper::DrawIBO	(	vtkRenderer *	renderer,
		vtkActor *	actoror,
		int	primType,
		vtkOpenGLHelper &	CellBO,
		GLenum	mode,
		int	pointSize
	)

protected

Draws primitives.

◆ SetShaderValues()

virtual void vtkOpenGLBatchedPolyDataMapper::SetShaderValues	(	vtkShaderProgram *	prog,
		GLBatchElement *	glBatchElement,
		size_t	primOffset
	)

protectedvirtual

Applies rendering attributes for the corresponding polydata in the glBatchElement.

◆ UpdateShaders()

void vtkOpenGLBatchedPolyDataMapper::UpdateShaders	(	vtkOpenGLHelper &	cellBO,
		vtkRenderer *	renderer,
		vtkActor *	actor
	)

overrideprotected

Make sure appropriate shaders are defined, compiled and bound.

This method orchistrates the process, much of the work is done in other methods

◆ ReplaceShaderColor()

void vtkOpenGLBatchedPolyDataMapper::ReplaceShaderColor	(	std::map< vtkShader::Type, vtkShader * >	shaders,
		vtkRenderer *	renderer,
		vtkActor *	actor
	)

overrideprotected

Perform string replacements on the shader templates, called from ReplaceShaderValues.

◆ GetNeedToRebuildBufferObjects()

bool vtkOpenGLBatchedPolyDataMapper::GetNeedToRebuildBufferObjects	(	vtkRenderer *	renderer,
		vtkActor *	actor
	)

overrideprotected

Does the VBO/IBO need to be rebuilt.

◆ BuildBufferObjects()

void vtkOpenGLBatchedPolyDataMapper::BuildBufferObjects	(	vtkRenderer *	renderer,
		vtkActor *	actor
	)

overrideprotected

Build the VBO/IBO, called by UpdateBufferObjects.

◆ AppendOneBufferObject()

virtual void vtkOpenGLBatchedPolyDataMapper::AppendOneBufferObject	(	vtkRenderer *	renderer,
		vtkActor *	actor,
		GLBatchElement *	glBatchElement,
		vtkIdType &	vertexOffset,
		std::vector< unsigned char > &	colors,
		std::vector< float > &	norms
	)

protectedvirtual

Reimplemented in vtkBatchedSurfaceLICMapper.

◆ BuildSelectionIBO()

void vtkOpenGLBatchedPolyDataMapper::BuildSelectionIBO	(	vtkPolyData *	poly,
		std::vector< unsigned int >(&)	indices[4],
		vtkIdType	offset
	)

overrideprotected

Build the selection IBOs, called by UpdateBufferObjects.

◆ CanUseTextureMapForColoring()

int vtkOpenGLBatchedPolyDataMapper::CanUseTextureMapForColoring ( vtkDataObject * )

overrideprotected

Returns if we can use texture maps for scalar coloring.

Note this doesn't say we "will" use scalar coloring. It says, if we do use scalar coloring, we will use a texture. Always off for this mapper.

Member Data Documentation

◆ Parent

vtkCompositePolyDataMapper* vtkOpenGLBatchedPolyDataMapper::Parent = nullptr

protected

Definition at line 144 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ VTKPolyDataToGLBatchElement

std::map<std::uintptr_t, std::unique_ptr<GLBatchElement> > vtkOpenGLBatchedPolyDataMapper::VTKPolyDataToGLBatchElement

protected

Definition at line 146 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ IndexArray

std::vector<unsigned int> vtkOpenGLBatchedPolyDataMapper::IndexArray[PrimitiveEnd]

protected

Definition at line 148 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ PrimIDUsed

bool vtkOpenGLBatchedPolyDataMapper::PrimIDUsed

protected

Definition at line 150 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ OverideColorUsed

bool vtkOpenGLBatchedPolyDataMapper::OverideColorUsed

protected

Definition at line 152 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ CurrentSelector

vtkHardwareSelector* vtkOpenGLBatchedPolyDataMapper::CurrentSelector

protected

Definition at line 154 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ PickPixels

std::vector<std::vector<unsigned int> > vtkOpenGLBatchedPolyDataMapper::PickPixels

protected

Definition at line 156 of file vtkOpenGLBatchedPolyDataMapper.h.

◆ ColorArrayMap

std::map<vtkAbstractArray*, vtkDataArray*> vtkOpenGLBatchedPolyDataMapper::ColorArrayMap

protected

Definition at line 158 of file vtkOpenGLBatchedPolyDataMapper.h.

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

Rendering/OpenGL2/vtkOpenGLBatchedPolyDataMapper.h

Public Types

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Member Typedef Documentation

◆ Superclass

◆ BatchElement

◆ GLBatchElement

Constructor & Destructor Documentation

◆ vtkOpenGLBatchedPolyDataMapper()

◆ ~vtkOpenGLBatchedPolyDataMapper()

Member Function Documentation

◆ New()

◆ IsTypeOf()

◆ IsA()

◆ SafeDownCast()

◆ NewInstanceInternal()

◆ NewInstance()

◆ PrintSelf()

◆ AddBatchElement()

◆ GetBatchElement()

◆ ClearBatchElements()

◆ GetRenderedList()

◆ SetParent()

◆ RenderPiece()

◆ UnmarkBatchElements()

◆ ClearUnmarkedBatchElements()

◆ ProcessSelectorPixelBuffers()

◆ ProcessCompositePixelBuffers()

◆ RenderPieceDraw()

◆ UpdateCameraShiftScale()

◆ DrawIBO()

◆ SetShaderValues()

◆ UpdateShaders()

◆ ReplaceShaderColor()

◆ GetNeedToRebuildBufferObjects()

◆ BuildBufferObjects()

◆ AppendOneBufferObject()

◆ BuildSelectionIBO()

◆ CanUseTextureMapForColoring()

Member Data Documentation

◆ Parent

◆ VTKPolyDataToGLBatchElement

◆ IndexArray

◆ PrimIDUsed

◆ OverideColorUsed

◆ CurrentSelector

◆ PickPixels

◆ ColorArrayMap