This class creates buffers that can be used to render open volume meshs. More...

#include <Type-OpenVolumeMesh/ObjectTypes/VolumeMeshObject/VolumeMeshBufferManager.hh>

Public Types
enum	PrimitiveMode { PM_NONE, PM_CELLS, PM_FACES, PM_FACES_ON_CELLS, PM_HALFFACES, PM_HALFFACES_ON_CELLS, PM_EDGES, PM_IRREGULAR_EDGES, PM_EDGES_ON_CELLS, PM_HALFEDGES, PM_VERTICES, PM_VERTICES_ON_CELLS }

enum	NormalMode { NM_NONE, NM_FACE, NM_HALFFACE, NM_VERTEX }

enum	ColorMode { CM_NO_COLORS, CM_CELL, CM_FACE, CM_HALFFACE, CM_EDGE, CM_HALFEDGE, CM_VERTEX, CM_PICK }

enum	TexCoordMode { TCM_NONE, TCM_SINGLE_2D }

Public Member Functions
	VolumeMeshBufferManager (const VolumeMesh &mesh_, OpenVolumeMesh::StatusAttrib &statusAttrib_, OpenVolumeMesh::ColorAttrib< ACG::Vec4f > &colorAttrib_, OpenVolumeMesh::NormalAttrib< VolumeMesh > &normalAttrib_, OpenVolumeMesh::TexCoordAttrib< ACG::Vec2f > &texcoordAttrib_)

void	setScale (double _scale)
	Sets the scale used to shrink cells.

double	getScale () const
	Return the scale used to shrink cells.

unsigned char	getStride ()
	Returns the vertex stride.

unsigned char	getColorOffset ()
	Returns the color's offset within the buffer.

unsigned char	getNormalOffset ()
	Returns the normal's offset within the buffer.

unsigned char	getTexCoordOffset ()
	Returns the texcoord's offset within the buffer.

const ACG::VertexDeclaration *	getVertexDeclaration ()
	Returns a VertexDeclaration for the vertices stored in the buffer.

GLuint	getBuffer ()
	Returns the name of the buffer. More...

GLuint	getPickBuffer (ACG::GLState &_state, unsigned int _offset)
	Returns the name of the pick buffer. More...

void	invalidate ()
	Invalidates the buffer.

void	invalidateGeometry ()
	Invalidates geometry.

void	invalidateColors ()
	Invalidates colors.

void	invalidateNormals ()
	Invalidates normals.

void	invalidateTexCoords ()
	Invalidates texture coordinates.

void	free ()
	Deletes the buffers on the GPU. More...

unsigned int	getNumOfVertices ()
	Returns the number of vertices stored in the buffer.

void	setDefaultColor (ACG::Vec4f _defaultColor)
	Sets the default color. More...

void	setOptionsFromDrawMode (ACG::SceneGraph::DrawModes::DrawMode _drawMode)
	Configures the buffer manager's options from a DrawMode. More...

void	disableColors ()
	Disables colors.

void	enablePerCellColors ()
	Enables per cell colors.

void	enablePerFaceColors ()
	Enables per face colors.

void	enablePerHalffaceColors ()
	Enables per halfface colors.

void	enablePerEdgeColors ()
	Enables per edge colors.

void	enablePerHalfedgeColors ()
	Enables per halfedge colors.

void	enablePerVertexColors ()
	Enables per vertex colors.

void	enablePickColors ()
	Enables picking colors.

void	disableNormals ()
	Disables normals.

void	enablePerFaceNormals ()
	Enables per face normals.

void	enablePerHalffaceNormals ()
	Enables per halfface normals.

void	enablePerVertexNormals ()
	Enables per vertex normals.

void	disablePrimitives ()
	Disables primitives (nothing will be drawn)

void	enableCellPrimitives ()
	Enables cell primitives.

void	enableFacePrimitives ()
	Enables face primitives.

void	enableFaceOnCellPrimitives ()
	Enables face primitives which are drawn on the cells.

void	enableHalffacePrimitives ()
	Enables halfface primitves.

void	enableHalffaceOnCellPrimitives ()
	Enables halfface primitives which are drawn on the cells.

void	enableEdgePrimitives ()
	Enables edge primitves.

void	enableIrregularEdgePrimitives ()
	Enables edge primitives for irregular edges.

void	enableEdgeOnCellPrimitives ()
	Enables edge primitives which are drawn on the cells.

void	enableHalfedgePrimitives ()
	Enables per halfedge primitives.

void	enableVertexPrimitives ()
	Enables vertex primitives.

void	enableVertexOnCellPrimitives ()
	Enables vertex primitives that are drawn on the cells.

void	disableTextures ()
	Disables textures.

void	enableTextureSingle ()
	Enables textures.

bool	selectionOnly ()
	Checks whether only selected primitives should be added to the buffer.

void	setSelectionOnly (bool _selectionOnly)
	Set whether only selected primitves should be added to the buffer.

void	clearCutPlanes ()
	Removes all cut planes. More...

void	addCutPlane (const ACG::Geometry::Plane &_p)
	Adds a cut plane. More...

void	addCutPlane (const ACG::Vec3d &_p, const ACG::Vec3d &_n, const ACG::Vec3d &_xsize, const ACG::Vec3d &_ysize)
	Adds a cut plane. More...

void	setBoundaryOnly (bool _boundaryOnly)
	Sets whether only the boundary primitves should be rendered.

Private Types
typedef OpenVolumeMesh::VertexHandle	VertexHandle

typedef OpenVolumeMesh::EdgeHandle	EdgeHandle

typedef OpenVolumeMesh::HalfEdgeHandle	HalfEdgeHandle

typedef OpenVolumeMesh::FaceHandle	FaceHandle

typedef OpenVolumeMesh::HalfFaceHandle	HalfFaceHandle

typedef OpenVolumeMesh::CellHandle	CellHandle

typedef VolumeMesh::PointT	Vertex

typedef OpenVolumeMesh::OpenVolumeMeshEdge	Edge

typedef OpenVolumeMesh::OpenVolumeMeshFace	Face

typedef OpenVolumeMesh::OpenVolumeMeshCell	Cell

using	Plane = ACG::Geometry::Plane

Private Member Functions
bool	is_inside (const ACG::Vec3d &_p)
	Tests whether the given point is inside w.r.t. all cut planes. More...

bool	is_inside (const VertexHandle &_vh)
	Tests whether the given vertex is inside w.r.t. all cut planes. More...

bool	is_inside (const HalfEdgeHandle &_heh)
	Tests whether the given halfedge is inside w.r.t. all cut planes. More...

bool	is_inside (const EdgeHandle &_eh)
	Tests whether the given edge is inside w.r.t. all cut planes. More...

bool	is_inside (const HalfFaceHandle &_hfh)
	Tests whether the given halfface is inside w.r.t. all cut planes. More...

bool	is_inside (const FaceHandle &_fh)
	Tests whether the given face is inside w.r.t. all cut planes.

bool	is_inside (const CellHandle &_ch)
	Tests whether the given cell is inside w.r.t. all cut planes. More...

void	calculateCellInsideness ()
	Calculates for all cells whether they are inside w.r.t. all cut planes. More...

bool	should_render (const VertexHandle &_vh)

bool	should_render (const HalfEdgeHandle &_heh)

bool	should_render (const EdgeHandle &_eh)

bool	should_render (const HalfFaceHandle &_hfh)

bool	should_render (const FaceHandle &_fh)

bool	should_render (const CellHandle &_ch)

bool	optionsChanged ()
	Tests whether the options were changed since the last time building the buffer. More...

void	saveOptions ()
	State that the current buffer was built with the current options. More...

void	addFloatToBuffer (float _value, unsigned char *&_buffer)
	Adds a float to the buffer. More...

void	addUCharToBuffer (unsigned char _value, unsigned char *&_buffer)
	Adds an unsigned char to the buffer. More...

void	addPositionToBuffer (ACG::Vec3d _position, unsigned char *_buffer, unsigned int _offset)
	Adds a position to the buffer. More...

void	addColorToBuffer (ACG::Vec4uc _color, unsigned char *_buffer, unsigned int _offset)
	Adds a color to the buffer. More...

void	addColorToBuffer (ACG::Vec4f _color, unsigned char *_buffer, unsigned int _offset)
	Adds a color to the buffer. More...

void	addNormalToBuffer (ACG::Vec3d _normal, unsigned char *_buffer, unsigned int _offset)
	Adds a normal to the buffer. More...

void	addTexCoordToBuffer (ACG::Vec2f _texCoord, unsigned char *_buffer, unsigned int _offset)
	Adds a texture coordnate to the buffer. More...

void	calculateVertexDeclaration ()
	Constructs a VertexDeclaration, the size and the offsets for the vertices stored in the buffer. More...

void	buildVertexBuffer (unsigned char *_buffer)
	Adds all vertices to the buffer. More...

void	buildNormalBuffer (unsigned char *_buffer)
	Adds all normals to the buffer. More...

void	buildColorBuffer (unsigned char *_buffer)
	Adds all colors to the buffer. More...

void	buildTexCoordBuffer (unsigned char *_buffer)
	Adds texture coordinates to the buffer. More...

void	buildPickColorBuffer (ACG::GLState &_state, unsigned int _offset, unsigned char *_buffer)
	Adds all picking colors to the buffer. More...

ACG::Vec4f	getValenceColorCode (unsigned int _valence, bool _inner) const
	Returns a color code for irregular edges. More...

void	countNumOfVertices ()
	Counts the number of vertices that need to be stored in the buffer. More...

int	getNumOfIncidentCells (OpenVolumeMesh::FaceHandle _fh)
	Returns the number of cells that are incident to the given face and also inside w.r.t. all cut planes. More...

int	getNumOfIncidentCells (OpenVolumeMesh::EdgeHandle _eh)
	Returns the number of cells that are incident to the given edge and also inside w.r.t. all cut planes.

int	getNumOfIncidentCells (OpenVolumeMesh::VertexHandle _vh)
	Returns the number of cells that are incident to the given vertex and also inside w.r.t. all cut planes. More...

ACG::Vec3d	getCOG (OpenVolumeMesh::CellHandle _ch)
	Returns the center of gravity of the given cell. More...

void	calculateCOGs ()
	Calculates the center of gravity for all cells. More...

bool	positionsNeedRebuild ()
	Checks whether positions need to be rebuild. More...

bool	colorsNeedRebuild ()
	Checks whether colors need to be rebuild. More...

bool	texCoordsNeedRebuild ()
	Checks whether texture coordinates need to be rebuild. More...

bool	normalsNeedRebuild ()
	Checks whether normals need to be rebuild. More...

Private Attributes
ACG::Vec4f	mDefaultColor

const VolumeMesh &	mMesh

OpenVolumeMesh::StatusAttrib &	mStatusAttrib

OpenVolumeMesh::ColorAttrib< ACG::Vec4f > &	mColorAttrib

OpenVolumeMesh::NormalAttrib< VolumeMesh > &	mNormalAttrib

OpenVolumeMesh::TexCoordAttrib< ACG::Vec2f > &	mTexcoordAttrib

int	mNumOfVertices

int	mCurrentNumOfVertices

unsigned int	mVertexSize

ACG::VertexDeclaration	mVertexDeclaration

int	mColorOffset

int	mNormalOffset

double	mScale

GLuint	mBuffer

unsigned int	mCurrentPickOffset

unsigned int	mGlobalPickOffset

bool	mInvalidated

bool	mGeometryChanged

bool	mNormalsChanged

bool	mColorsChanged

bool	mTexCoordsChanged

VolumeMeshDrawModesContainer	mDrawModes

PrimitiveMode	mPrimitiveMode

NormalMode	mNormalMode

ColorMode	mColorMode

bool	mSkipUnselected

bool	mShowIrregularInnerEdges

bool	mShowIrregularOuterValence2Edges

bool	mSkipRegularEdges

bool	mBoundaryOnly

PrimitiveMode	mCurrentPrimitiveMode

NormalMode	mCurrentNormalMode

ColorMode	mCurrentColorMode

bool	mCurrentSkipUnselected

bool	mCurrentShowIrregularInnerEdges

bool	mCurrentShowIrregularOuterValence2Edges

bool	mCurrentSkipRegularEdges

bool	mCurrentBoundaryOnly

unsigned char	mCurrentVertexSize

unsigned char	mCurrentNormalOffset

unsigned char	mCurrentColorOffset

std::vector< ACG::Geometry::Plane >	cut_planes_

std::vector< ACG::Vec3d >	mCogs

bool	mCogsValid

std::vector< bool >	mCellInsideness

bool	mCellInsidenessValid

TexCoordMode	mTexCoordMode

TexCoordMode	mCurrentTexCoordMode

unsigned char	mTexCoordOffset

unsigned char	mCurrentTexCoordOffset

Detailed Description

template<class VolumeMesh>
class VolumeMeshBufferManager< VolumeMesh >

This class creates buffers that can be used to render open volume meshs.

Definition at line 61 of file VolumeMeshBufferManager.hh.

Member Function Documentation

◆ addColorToBuffer() [1/2]

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addColorToBuffer	(	ACG::Vec4uc	_color,
		unsigned char *	_buffer,
		unsigned int	_offset
	)

private

Adds a color to the buffer.

This method should be called after the size of a vertex and the color offset within a vertex was calculated using calculateVertexDeclaration()

Parameters

_color	The color that should be inserted
_buffer	A pointer to the start of the buffer
_offset	The offset (in number of vertices) to the place the color should be inserted

Definition at line 172 of file VolumeMeshBufferManagerT_impl.hh.

◆ addColorToBuffer() [2/2]

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addColorToBuffer	(	ACG::Vec4f	_color,
		unsigned char *	_buffer,
		unsigned int	_offset
	)

private

Adds a color to the buffer.

The color is added as unsigned character between 0 and 255 for _color between 0.0f and 1.0f

This method should be called after the size of a vertex and the color offset within a vertex was calculated using calculateVertexDeclaration()

Parameters

_color	The color that should be inserted
_buffer	A pointer to the start of the buffer
_offset	The offset (in number of vertices) to the place the color should inserted

Definition at line 194 of file VolumeMeshBufferManagerT_impl.hh.

◆ addCutPlane() [1/2]

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addCutPlane ( const ACG::Geometry::Plane & _p )

Adds a cut plane.

After adding the cut plane the buffer is invalidated so it is rebuild the next time someone wants to use it.

Parameters

_p	The plane that is added.

Definition at line 434 of file VolumeMeshBufferManagerT_impl.hh.

◆ addCutPlane() [2/2]

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addCutPlane	(	const ACG::Vec3d &	_p,
		const ACG::Vec3d &	_n,
		const ACG::Vec3d &	_xsize,
		const ACG::Vec3d &	_ysize
	)

Adds a cut plane.

After adding the cut plane the buffer is invalidated so it is rebuild the next time someone wants to use it.

Parameters

_p	The position of the plane.
_n	The normal of the plane.
_xsize	The x-direction of the plane scaled by 1.0/width
_ysize	The y-direction of the plane scaled by 1.0/height

Definition at line 452 of file VolumeMeshBufferManagerT_impl.hh.

◆ addFloatToBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addFloatToBuffer	(	float	_value,
		unsigned char *&	_buffer
	)

private

Adds a float to the buffer.

The given value will be inserted at the location the pointer points to. After execution the pointer will point to the element after the inserted one.

Parameters

_value	The value that should be inserted
_buffer	A pointer to the place the value should be inserted to

Definition at line 114 of file VolumeMeshBufferManagerT_impl.hh.

◆ addNormalToBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addNormalToBuffer	(	ACG::Vec3d	_normal,
		unsigned char *	_buffer,
		unsigned int	_offset
	)

private

Adds a normal to the buffer.

This method should be called after the size of a vertex and the normal offset within a vertex was calculated using calculateVertexDeclaration()

Parameters

_normal	The normal that should be inserted
_buffer	A pointer to the start of the buffer
_offset	The offset (in number of vertices) to the place the normal should inserted

Definition at line 214 of file VolumeMeshBufferManagerT_impl.hh.

◆ addPositionToBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addPositionToBuffer	(	ACG::Vec3d	_position,
		unsigned char *	_buffer,
		unsigned int	_offset
	)

private

Adds a position to the buffer.

This method should be called after the size of a vertex was calculated using calculateVertexDeclaration()

Parameters

_position	The position that should be inserted
_buffer	A pointer to the start of the buffer
_offset	The offset (in number of vertices) to the place the position should be inserted

Definition at line 153 of file VolumeMeshBufferManagerT_impl.hh.

◆ addTexCoordToBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addTexCoordToBuffer	(	ACG::Vec2f	_texCoord,
		unsigned char *	_buffer,
		unsigned int	_offset
	)

private

Adds a texture coordnate to the buffer.

This method should be called after the size of a vertex and the normal offset within a vertex was calculated using calculateVertexDeclaration()

Parameters

_texCoord	The texture coordinate that should be inserted
_buffer	A pointer to the start of the buffer
_offset	The offset (in number of vertices) to the place the texture coordinate should inserted

Definition at line 233 of file VolumeMeshBufferManagerT_impl.hh.

◆ addUCharToBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::addUCharToBuffer	(	unsigned char	_value,
		unsigned char *&	_buffer
	)

private

Adds an unsigned char to the buffer.

The given value will be inserted at the location the pointer points to. After execution the pointer will point to the element after the inserted one.

Parameters

_value	The value that should be inserted
_buffer	A pointer to the place the value should be inserted to

Definition at line 136 of file VolumeMeshBufferManagerT_impl.hh.

◆ buildColorBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::buildColorBuffer ( unsigned char * _buffer )

private

Adds all colors to the buffer.

Parameters

_buffer Pointer to the start of the buffer

Definition at line 1446 of file VolumeMeshBufferManagerT_impl.hh.

◆ buildNormalBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::buildNormalBuffer ( unsigned char * _buffer )

private

Adds all normals to the buffer.

Parameters

_buffer Pointer to the start of the buffer

Definition at line 1308 of file VolumeMeshBufferManagerT_impl.hh.

◆ buildPickColorBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::buildPickColorBuffer	(	ACG::GLState &	_state,
		unsigned int	_offset,
		unsigned char *	_buffer
	)

private

Adds all picking colors to the buffer.

Parameters

_state	The current state which provides the picking colors.
_offset	An offset that is added to the primitive's idx when asking for a picking color. This is necessary when different types of primitives are picked simultaneously. The number of other primives
_buffer	Pointer to the start of the buffer

Definition at line 1772 of file VolumeMeshBufferManagerT_impl.hh.

◆ buildTexCoordBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::buildTexCoordBuffer ( unsigned char * _buffer )

private

Adds texture coordinates to the buffer.

Parameters

_buffer Pointer to the start of the buffer

Definition at line 1710 of file VolumeMeshBufferManagerT_impl.hh.

◆ buildVertexBuffer()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::buildVertexBuffer ( unsigned char * _buffer )

private

Adds all vertices to the buffer.

Parameters

_buffer Pointer to the start of the buffer

Definition at line 1094 of file VolumeMeshBufferManagerT_impl.hh.

◆ calculateCellInsideness()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::calculateCellInsideness ( )

private

Calculates for all cells whether they are inside w.r.t. all cut planes.

The insideness is stored so it can be reused until the geometry or cut planes change to improve performance.

Definition at line 646 of file VolumeMeshBufferManagerT_impl.hh.

◆ calculateCOGs()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::calculateCOGs ( )

private

Calculates the center of gravity for all cells.

The centers of gravity are stored in the property mCogProperty points to. Make sure this points to a correct property before calling this method.

Definition at line 999 of file VolumeMeshBufferManagerT_impl.hh.

◆ calculateVertexDeclaration()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::calculateVertexDeclaration ( )

private

Constructs a VertexDeclaration, the size and the offsets for the vertices stored in the buffer.

Depending on the current options this method calculates an appropriate VertexDeclaration which can be used for rendering. Also it calculates the vertex stride and the offsets for colors and normals.

Definition at line 249 of file VolumeMeshBufferManagerT_impl.hh.

◆ clearCutPlanes()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::clearCutPlanes ( )

Removes all cut planes.

After removing the cut planes the buffer is invalidated so it is rebuild the next time someone wants to use it.

Definition at line 419 of file VolumeMeshBufferManagerT_impl.hh.

◆ colorsNeedRebuild()

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::colorsNeedRebuild ( )

private

Checks whether colors need to be rebuild.

Returns: True iff colors need to be rebuild

Definition at line 1045 of file VolumeMeshBufferManagerT_impl.hh.

◆ countNumOfVertices()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::countNumOfVertices ( )

private

Counts the number of vertices that need to be stored in the buffer.

The number of vertices is stored in mNumOfVertices

Definition at line 748 of file VolumeMeshBufferManagerT_impl.hh.

◆ free()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::free ( )

Deletes the buffers on the GPU.

This also invalidates the buffer

Definition at line 2085 of file VolumeMeshBufferManagerT_impl.hh.

◆ getBuffer()

template<class VolumeMesh >

GLuint VolumeMeshBufferManager< VolumeMesh >::getBuffer ( )

Returns the name of the buffer.

This method also builds the buffer when necessary.

Returns: The name of the buffer

Definition at line 1888 of file VolumeMeshBufferManagerT_impl.hh.

◆ getCOG()

template<class VolumeMesh >

ACG::Vec3d VolumeMeshBufferManager< VolumeMesh >::getCOG ( OpenVolumeMesh::CellHandle _ch )

private

Returns the center of gravity of the given cell.

Parameters

_ch	A handle of the cell of interest

Returns: The cell's center of gravity

Definition at line 983 of file VolumeMeshBufferManagerT_impl.hh.

◆ getNumOfIncidentCells() [1/2]

template<class VolumeMesh >

int VolumeMeshBufferManager< VolumeMesh >::getNumOfIncidentCells ( OpenVolumeMesh::FaceHandle _fh )

private

Returns the number of cells that are incident to the given face and also inside w.r.t. all cut planes.

Returns the number of cells that are incident to the given edge and also inside w.r.t. all cut planes.

Parameters

_fh	A Handle of the face of interest

Returns: Number of incident cells that are inside.

Parameters

_eh	A handle of the edge of interest

Returns: Number of incident cells that are inside.

Definition at line 924 of file VolumeMeshBufferManagerT_impl.hh.

◆ getNumOfIncidentCells() [2/2]

template<class VolumeMesh >

int VolumeMeshBufferManager< VolumeMesh >::getNumOfIncidentCells ( OpenVolumeMesh::VertexHandle _vh )

private

Returns the number of cells that are incident to the given vertex and also inside w.r.t. all cut planes.

Parameters

_vh	A handle of the vertex of interest

Returns: Number of incident cells that are inside.

Definition at line 965 of file VolumeMeshBufferManagerT_impl.hh.

◆ getPickBuffer()

template<class VolumeMesh >

GLuint VolumeMeshBufferManager< VolumeMesh >::getPickBuffer	(	ACG::GLState &	_state,
		unsigned int	_offset
	)

Returns the name of the pick buffer.

Parameters

_state	The state that provides the picking colors
_offset	The offset for the picking colors

Returns: The name of the pick buffer

Definition at line 1960 of file VolumeMeshBufferManagerT_impl.hh.

◆ getValenceColorCode()

template<class VolumeMesh >

ACG::Vec4f VolumeMeshBufferManager< VolumeMesh >::getValenceColorCode	(	unsigned int	_valence,
		bool	_inner
	)		const

private

Returns a color code for irregular edges.

Parameters

_valence	Number of incident cells
_inner	False if the edge is a boundary edge, True if not

Returns: The appropraite color

Definition at line 726 of file VolumeMeshBufferManagerT_impl.hh.

◆ is_inside() [1/6]

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::is_inside ( const ACG::Vec3d & _p )

private

Tests whether the given point is inside w.r.t. all cut planes.

Parameters

_p	The position to be tested.

Returns: True iff the point is inside.

Definition at line 465 of file VolumeMeshBufferManagerT_impl.hh.

◆ is_inside() [2/6]

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::is_inside ( const VertexHandle & _vh )

private

Tests whether the given vertex is inside w.r.t. all cut planes.

A vertex is considered inside iff its positions is inside.

Parameters

_vh	A Handle to the vertex that should be tested.

Returns: True iff the vertex is inside.

Definition at line 492 of file VolumeMeshBufferManagerT_impl.hh.

◆ is_inside() [3/6]

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::is_inside ( const HalfEdgeHandle & _heh )

private

Tests whether the given halfedge is inside w.r.t. all cut planes.

A halfedge is considered inside iff both from- and to-vertex are inside.

Parameters

_heh	A Handle to the halfedge that should be tested.

Returns: True iff the halfadge is inside.

Definition at line 508 of file VolumeMeshBufferManagerT_impl.hh.

◆ is_inside() [4/6]

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::is_inside ( const EdgeHandle & _eh )

private

Tests whether the given edge is inside w.r.t. all cut planes.

Tests whether the given face is inside w.r.t. all cut planes.

An edge is considered inside iff both from- and to-vertex are inside.

Parameters

_eh	A Handle to the edge that should be tested.

Returns: True iff the edge is inside.

A face is considered inside iff all its incident vertices are inside.

Parameters

_fh	A Handle to the face that should be tested.

Returns: True iff the face is inside.

Definition at line 525 of file VolumeMeshBufferManagerT_impl.hh.

◆ is_inside() [5/6]

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::is_inside ( const HalfFaceHandle & _hfh )

private

Tests whether the given halfface is inside w.r.t. all cut planes.

A halfface is considered inside iff all its incident vertices are inside.

Parameters

_hfh	A Handle to the halfface that should be tested.

Returns: True iff the halfface is inside.

Definition at line 542 of file VolumeMeshBufferManagerT_impl.hh.

◆ is_inside() [6/6]

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::is_inside ( const CellHandle & _ch )

private

Tests whether the given cell is inside w.r.t. all cut planes.

A cell is considered inside iff the positions of all its incident vertices moved towards the cell's center of gravity depending on the current scaling parameter are inside.

Parameters

_ch	A Handle to the cell that should be tested.

Returns: True iff the cell is inside.

Definition at line 579 of file VolumeMeshBufferManagerT_impl.hh.

◆ normalsNeedRebuild()

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::normalsNeedRebuild ( )

private

Checks whether normals need to be rebuild.

Returns: True iff normals need to be rebuild

Definition at line 1078 of file VolumeMeshBufferManagerT_impl.hh.

◆ optionsChanged()

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::optionsChanged ( )

private

Tests whether the options were changed since the last time building the buffer.

For this method to work saveOptions() should be called immidiately after building the buffer

Returns: True if options have changed, False if not

Definition at line 682 of file VolumeMeshBufferManagerT_impl.hh.

◆ positionsNeedRebuild()

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::positionsNeedRebuild ( )

private

Checks whether positions need to be rebuild.

Returns: True iff positions need to be rebuild

Definition at line 1031 of file VolumeMeshBufferManagerT_impl.hh.

◆ saveOptions()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::saveOptions ( )

private

State that the current buffer was built with the current options.

This method should be called immidiately after building the buffer

Definition at line 700 of file VolumeMeshBufferManagerT_impl.hh.

◆ setDefaultColor()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::setDefaultColor ( ACG::Vec4f _defaultColor )

Sets the default color.

The default color is only used for regular edges when drawn together with irregular edges.

Parameters

_defaultColor The default color

Definition at line 311 of file VolumeMeshBufferManagerT_impl.hh.

◆ setOptionsFromDrawMode()

template<class VolumeMesh >

void VolumeMeshBufferManager< VolumeMesh >::setOptionsFromDrawMode ( ACG::SceneGraph::DrawModes::DrawMode _drawMode )

Configures the buffer manager's options from a DrawMode.

This method extracts from the given draw mode which primitve mode, color mode and normal mode should be used and which irregular edges should be shown.

Parameters

_drawMode The DrawMode for which the options should be set

Definition at line 329 of file VolumeMeshBufferManagerT_impl.hh.

◆ texCoordsNeedRebuild()

template<class VolumeMesh >

bool VolumeMeshBufferManager< VolumeMesh >::texCoordsNeedRebuild ( )

private

Checks whether texture coordinates need to be rebuild.

Returns: True iff colors need to be rebuild

Definition at line 1063 of file VolumeMeshBufferManagerT_impl.hh.

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

Type-OpenVolumeMesh/ObjectTypes/VolumeMeshObject/VolumeMeshBufferManager.hh
Type-OpenVolumeMesh/ObjectTypes/VolumeMeshObject/VolumeMeshBufferManagerT_impl.hh

Public Types

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Detailed Description

template<class VolumeMesh> class VolumeMeshBufferManager< VolumeMesh >

Member Function Documentation

◆ addColorToBuffer() [1/2]

◆ addColorToBuffer() [2/2]

◆ addCutPlane() [1/2]

◆ addCutPlane() [2/2]

◆ addFloatToBuffer()

◆ addNormalToBuffer()

◆ addPositionToBuffer()

◆ addTexCoordToBuffer()

◆ addUCharToBuffer()

◆ buildColorBuffer()

◆ buildNormalBuffer()

◆ buildPickColorBuffer()

◆ buildTexCoordBuffer()

◆ buildVertexBuffer()

◆ calculateCellInsideness()

◆ calculateCOGs()

◆ calculateVertexDeclaration()

◆ clearCutPlanes()

◆ colorsNeedRebuild()

◆ countNumOfVertices()

◆ free()

◆ getBuffer()

◆ getCOG()

◆ getNumOfIncidentCells() [1/2]

◆ getNumOfIncidentCells() [2/2]

◆ getPickBuffer()

◆ getValenceColorCode()

◆ is_inside() [1/6]

◆ is_inside() [2/6]

◆ is_inside() [3/6]

◆ is_inside() [4/6]

◆ is_inside() [5/6]

◆ is_inside() [6/6]

◆ normalsNeedRebuild()

◆ optionsChanged()

◆ positionsNeedRebuild()

◆ saveOptions()

◆ setDefaultColor()

◆ setOptionsFromDrawMode()

◆ texCoordsNeedRebuild()

template<class VolumeMesh>
class VolumeMeshBufferManager< VolumeMesh >