View2DSliceList Class Reference

a list that holds all View2DSlice object (lazily created) of a SoView2D More...

#include <View2DSliceList.h>

List of all members.

Public Member Functions

View2DSliceList ()

create empty list

~View2DSliceList ()

destructor

void setInputImage (SoSFMLImage *img)

set the input image.

SoSFMLImage * getInputImage ()

get the input image.

void setSliceRange (int start, int num, int step=1)

set the slice range.

void getSliceRange (int &start, int &num, int &step)

get the slice range.

void setFilter (View2DTextureFilter filter=FILTER_LINEAR)

set filter

View2DTextureFilter getFilter ()

get filter

void setSliceAlignment (sliceAlignXMode x, sliceAlignYMode y)

set slice alignment

void setAspectRatio (float ratio)

set the aspect ratio

float getAspectRatio ()

get the aspect ratio

void setFixedInnerZoom (bool flag, float fixedZoom)

set the fixed innerzoom

void setBlendMode (int blendMode=0, float *_blendColor=NULL)

set blendmode

int getBlendMode ()

get blendmode

float * getBlendColor ()

get the color for blending (4 floats)

void setDrawsData (bool flag)

enable/disable data loading

void setUseShaders (bool flag)

sets if the tries to use shaders for hardware lut

void initGL ()

initialize internals that require a valid GL state

void setLut (ml::LUTData< MLuint8 > *lut)

set lut

ml::LUTData< MLuint8 > * getLut ()

get lut

void setSliceSize (float sizeX, float sizeY)

Set the size of the slice to be drawn.

void getSliceSize (float &sizeX, float &sizeY)

Get the size of the slice to be drawn.

void setSliceSpacing (float dx, float dy)

Set the spacing between slices.

void getSliceSpacing (float &dx, float &dy)

Get the spacing between slices.

void setSliceOrigin (float x, float y)

Set the inner slice origin.

void getSliceOrigin (float &x, float &y)

Get the inner slice origin.

void setDrawOffset (float x, float y)

Set slice list draw offset.

void getDrawOffset (float &x, float &y)

Get slice list draw offset.

void setTimePoint (int timepoint)

Set the time point.

int getTimePoint ()

Get the time point.

void setSliceZoom (float zoom)

Set the inner slice zoom.

float getSliceZoom ()

Get the inner slice zoom.

void setOwner (SoView2D *view)

Set the owning SoView2D.

SoView2D * getOwner ()

Get the owning SoView2D.

void setNumXSlices (int num)

set number of slices in a row.

int getNumXSlices ()

get number of slices in a row.

void setSlab (int slab)

set number of slab slices (1 means no slab, one slice)

int getSlab ()

get number of slab slices

void setCachingMode (SLICE_CACHING_MODE mode)

set data caching mode.

SLICE_CACHING_MODE getCachingMode ()

get data caching mode.

void setBackgroundColor (float *color)

set the background color (rgba)

bool drawSlices (int originX, int originY, int width, int height, bool updateLayoutOnly, SoNodeList *extensions=NULL, int sharedCacheContext=-1, bool is3D=false, bool reverse=false)

Draw the slices (originX, originY, width and height are the current viewport position/size) Returns FALSE on any error.

bool mapVoxelToDevice (float voxelX, float voxelY, float voxelZ, float &rx, float &ry)

Determine a device pixel coordinate from the voxel coordinate in any slice.

bool mapWorldToDevice (float worldX, float worldY, float worldZ, float &rx, float &ry)

Determine a device pixel coordinate from the world coordinate in any slice.

void mapWorldToVoxel (float worldX, float worldY, float worldZ, float &voxelX, float &voxelY, float &voxelZ)

maps the world coordinate to local voxel coordinates

void mapVoxelToWorld (float voxelX, float voxelY, float voxelZ, float &worldX, float &worldY, float &worldZ)

maps the voxel coordinate to world coordinates

bool isSliceHit (int x, int y)

Returns if a slice's visible rect is hit at the given device coordinate, if a device rect of a slice was hit returns TRUE,.

int getSliceAtDevicePosition (int x, int y)

Returns z index of slice whose visible rect is hit, return -1 if no slice is hit.

bool isVoxelInsideImage (float voxelX, float voxelY, float voxelZ)

Returns if the given voxel is inside the image extends.

bool is3D ()

is current rendering in 3D?

void set3DPixelSize (float devicePixelMM)

set the device coordinate scale when slices are rendered in 3d

SbVec3f getSliceTranslation (int z)

get translation vector of the slice in world coordinates (to voxel 0,0,z+0.5)

SbVec3f getSliceNormal ()

get normal of slices in world coordinates (all slices have the same normal)

bool castRayOnSlides (const SbVec3f &p1, const SbVec3f &p2, const SbVec3f &viewpoint, SbVec3f &worldHit, SbVec3f &voxelHit, int *sliceID=NULL)

Do a 3d collision with the slices, returns first hit of given line with the first slice plane from given viewpoint.

bool mapVoxelToDevice (const SbVec3f &voxelCoord, float &rx, float &ry)

Determine a device pixel coordinate from the voxel coordinate in any slice.

bool mapWorldToDevice (const SbVec3f &worldCoord, float &rx, float &ry)

Determine a device pixel coordinate from the world coordinate in any slice.

void mapWorldToVoxel (const SbVec3f &worldCoord, SbVec3f &voxelCoord)

maps the world coordinate to local voxel coordinates

void mapVoxelToWorld (const SbVec3f &voxelCoord, SbVec3f &worldCoord)

maps the voxel coordinate to world coordinates

bool mapEventToWorld (View2DEvent *ec, float &worldX, float &worldY, float &worldZ)

maps the given device event to world coords and returns if a slice was hit

bool mapEventToWorld (View2DEvent *ec, SbVec3f &world)

maps the given device event to world coords and returns if a slice was hit

bool mapEventToVoxel (View2DEvent *ec, float &vx, float &vy, float &vz)

maps the given device event to voxel coords and returns if a slice was hit

bool mapEventToVoxel (View2DEvent *ec, SbVec3f &voxel)

maps the given device event to voxel coords and returns if a slice was hit

SbVec3f getWorldAxis (int a)

returns the indicated axis (0/1/2) of the slices in world space

void getImageSize (int &x, int &y, int &z)

returns the image size in pixels

void updateSliceList (int sharedContextId=-1, bool layoutOnly=false)

Make the slice list up to date to the current settings.

View2DSlice * getSlice (int z)

get slice with slice pos z

void getCurrentInnerZoom (float &x, float &y)

get the inner x/y zoom

int getCurrentCacheContext ()

get current cache context (-1 if none, can only be called while drawing)

void getWindowSize (int &x, int &y)

get the window size that is currently rendered on

void cleanup ()

Remove all current slice objects.

bool shouldRenderReverse (const SbVec3f &viewdir)

returns if the 3d rendering should be done in reverse order dependent on view direction (in world coordinates)

bool mapDeviceToWorld (int x, int y, SbVec3f &worldCoord)

Maps device coordinates to world coordinates, returns TRUE if successful, otherwise return FALSE.

bool mapDeviceToVoxel (int x, int y, SbVec3f &voxelCoord, int *sliceID=NULL)

Maps device coordinates to local voxel coordinates, returns TRUE if successful, otherwise return FALSE.

bool mapDeviceToWorld (int x, int y, float &worldX, float &worldY, float &worldZ)

Maps device coordinates to world coordinates, returns TRUE if successful, otherwise return FALSE.

bool mapDeviceToVoxel (int x, int y, float &voxelX, float &voxelY, float &voxelZ, int *sliceID=NULL)

Maps device coordinates to local voxel coordinates, returns TRUE if successful, otherwise return FALSE.

Detailed Description

a list that holds all View2DSlice object (lazily created) of a SoView2D

Definition at line 31 of file View2DSliceList.h.

Constructor & Destructor Documentation

View2DSliceList::View2DSliceList ( )

create empty list

View2DSliceList::~View2DSliceList ( )

destructor

Member Function Documentation

bool View2DSliceList::castRayOnSlides	(	const SbVec3f &	p1,
		const SbVec3f &	p2,
		const SbVec3f &	viewpoint,
		SbVec3f &	worldHit,
		SbVec3f &	voxelHit,
		int *	sliceID = `NULL`
	)

Do a 3d collision with the slices, returns first hit of given line with the first slice plane from given viewpoint.

If a pointer to a "sliceID" parameter is given, the check is only done on the slice indicated. If this slice is NO_SLICE_ID, the check is done as if the pointer were NULL, but the value is afterwards changed to the resulting slice.

void View2DSliceList::cleanup ( )

Remove all current slice objects.

bool View2DSliceList::drawSlices	(	int	originX,
		int	originY,
		int	width,
		int	height,
		bool	updateLayoutOnly,
		SoNodeList *	extensions = `NULL`,
		int	sharedCacheContext = `-1`,
		bool	is3D = `false`,
		bool	reverse = `false`
	)

Draw the slices (originX, originY, width and height are the current viewport position/size) Returns FALSE on any error.

float View2DSliceList::getAspectRatio ( ) [inline]

get the aspect ratio

Definition at line 61 of file View2DSliceList.h.

float* View2DSliceList::getBlendColor ( )

get the color for blending (4 floats)

int View2DSliceList::getBlendMode ( )

get blendmode

SLICE_CACHING_MODE View2DSliceList::getCachingMode ( )

get data caching mode.

int View2DSliceList::getCurrentCacheContext ( ) [inline]

get current cache context (-1 if none, can only be called while drawing)

Definition at line 249 of file View2DSliceList.h.

void View2DSliceList::getCurrentInnerZoom	(	float &	x,
		float &	y
	)

get the inner x/y zoom

void View2DSliceList::getDrawOffset	(	float &	x,
		float &	y
	)

Get slice list draw offset.

View2DTextureFilter View2DSliceList::getFilter ( )

get filter

void View2DSliceList::getImageSize	(	int &	x,
		int &	y,
		int &	z
	)

returns the image size in pixels

SoSFMLImage* View2DSliceList::getInputImage ( )

get the input image.

ml::LUTData<MLuint8>* View2DSliceList::getLut ( )

get lut

int View2DSliceList::getNumXSlices ( )

get number of slices in a row.

SoView2D* View2DSliceList::getOwner ( ) [inline]

Get the owning SoView2D.

Definition at line 121 of file View2DSliceList.h.

int View2DSliceList::getSlab ( )

get number of slab slices

View2DSlice* View2DSliceList::getSlice ( int z )

get slice with slice pos z

int View2DSliceList::getSliceAtDevicePosition	(	int	x,
		int	y
	)

Returns z index of slice whose visible rect is hit, return -1 if no slice is hit.

SbVec3f View2DSliceList::getSliceNormal ( )

get normal of slices in world coordinates (all slices have the same normal)

void View2DSliceList::getSliceOrigin	(	float &	x,
		float &	y
	)

Get the inner slice origin.

void View2DSliceList::getSliceRange	(	int &	start,
		int &	num,
		int &	step
	)

get the slice range.

void View2DSliceList::getSliceSize	(	float &	sizeX,
		float &	sizeY
	)

Get the size of the slice to be drawn.

void View2DSliceList::getSliceSpacing	(	float &	dx,
		float &	dy
	)

Get the spacing between slices.

SbVec3f View2DSliceList::getSliceTranslation ( int z )

get translation vector of the slice in world coordinates (to voxel 0,0,z+0.5)

float View2DSliceList::getSliceZoom ( )

Get the inner slice zoom.

int View2DSliceList::getTimePoint ( )

Get the time point.

void View2DSliceList::getWindowSize	(	int &	x,
		int &	y
	)			`[inline]`

get the window size that is currently rendered on

Definition at line 252 of file View2DSliceList.h.

SbVec3f View2DSliceList::getWorldAxis ( int a )

returns the indicated axis (0/1/2) of the slices in world space

void View2DSliceList::initGL ( )

initialize internals that require a valid GL state

bool View2DSliceList::is3D ( ) [inline]

is current rendering in 3D?

Definition at line 176 of file View2DSliceList.h.

bool View2DSliceList::isSliceHit	(	int	x,
		int	y
	)

Returns if a slice's visible rect is hit at the given device coordinate, if a device rect of a slice was hit returns TRUE,.

bool View2DSliceList::isVoxelInsideImage	(	float	voxelX,
		float	voxelY,
		float	voxelZ
	)

Returns if the given voxel is inside the image extends.

bool View2DSliceList::mapDeviceToVoxel	(	int	x,
		int	y,
		float &	voxelX,
		float &	voxelY,
		float &	voxelZ,
		int *	sliceID = `NULL`
	)

Maps device coordinates to local voxel coordinates, returns TRUE if successful, otherwise return FALSE.

DEPRECATED, you should use mapEventToVoxel, so that your extension also works in 3D. If a pointer to a "sliceID" parameter is given, the check is only done on the slice indicated. If this slice is NO_SLICE_ID, the check is done as if the pointer were NULL, but the value is afterwards changed to the resulting slice.

bool View2DSliceList::mapDeviceToVoxel	(	int	x,
		int	y,
		SbVec3f &	voxelCoord,
		int *	sliceID = `NULL`
	)

Maps device coordinates to local voxel coordinates, returns TRUE if successful, otherwise return FALSE.

DEPRECATED, you should use mapEventToVoxel, so that your extension also works in 3D If a pointer to a "sliceID" parameter is given, the check is only done on the slice indicated. If this slice is NO_SLICE_ID, the check is done as if the pointer were NULL, but the value is afterwards changed to the resulting slice.

bool View2DSliceList::mapDeviceToWorld	(	int	x,
		int	y,
		float &	worldX,
		float &	worldY,
		float &	worldZ
	)

Maps device coordinates to world coordinates, returns TRUE if successful, otherwise return FALSE.

DEPRECATED, you should use mapEventToWorld, so that your extension also works in 3D.

bool View2DSliceList::mapDeviceToWorld	(	int	x,
		int	y,
		SbVec3f &	worldCoord
	)

Maps device coordinates to world coordinates, returns TRUE if successful, otherwise return FALSE.

DEPRECATED, you should use mapEventToWorld, so that your extension also works in 3D.

bool View2DSliceList::mapEventToVoxel	(	View2DEvent *	ec,
		SbVec3f &	voxel
	)

maps the given device event to voxel coords and returns if a slice was hit

bool View2DSliceList::mapEventToVoxel	(	View2DEvent *	ec,
		float &	vx,
		float &	vy,
		float &	vz
	)

maps the given device event to voxel coords and returns if a slice was hit

bool View2DSliceList::mapEventToWorld	(	View2DEvent *	ec,
		SbVec3f &	world
	)

maps the given device event to world coords and returns if a slice was hit

bool View2DSliceList::mapEventToWorld	(	View2DEvent *	ec,
		float &	worldX,
		float &	worldY,
		float &	worldZ
	)

maps the given device event to world coords and returns if a slice was hit

bool View2DSliceList::mapVoxelToDevice	(	const SbVec3f &	voxelCoord,
		float &	rx,
		float &	ry
	)

Determine a device pixel coordinate from the voxel coordinate in any slice.

bool View2DSliceList::mapVoxelToDevice	(	float	voxelX,
		float	voxelY,
		float	voxelZ,
		float &	rx,
		float &	ry
	)

Determine a device pixel coordinate from the voxel coordinate in any slice.

void View2DSliceList::mapVoxelToWorld	(	const SbVec3f &	voxelCoord,
		SbVec3f &	worldCoord
	)

maps the voxel coordinate to world coordinates

void View2DSliceList::mapVoxelToWorld	(	float	voxelX,
		float	voxelY,
		float	voxelZ,
		float &	worldX,
		float &	worldY,
		float &	worldZ
	)

maps the voxel coordinate to world coordinates

bool View2DSliceList::mapWorldToDevice	(	const SbVec3f &	worldCoord,
		float &	rx,
		float &	ry
	)

Determine a device pixel coordinate from the world coordinate in any slice.

bool View2DSliceList::mapWorldToDevice	(	float	worldX,
		float	worldY,
		float	worldZ,
		float &	rx,
		float &	ry
	)

Determine a device pixel coordinate from the world coordinate in any slice.

void View2DSliceList::mapWorldToVoxel	(	const SbVec3f &	worldCoord,
		SbVec3f &	voxelCoord
	)

maps the world coordinate to local voxel coordinates

void View2DSliceList::mapWorldToVoxel	(	float	worldX,
		float	worldY,
		float	worldZ,
		float &	voxelX,
		float &	voxelY,
		float &	voxelZ
	)

maps the world coordinate to local voxel coordinates

void View2DSliceList::set3DPixelSize ( float devicePixelMM ) [inline]

set the device coordinate scale when slices are rendered in 3d

Definition at line 179 of file View2DSliceList.h.

void View2DSliceList::setAspectRatio ( float ratio ) [inline]

set the aspect ratio

Definition at line 58 of file View2DSliceList.h.

void View2DSliceList::setBackgroundColor ( float * color )

set the background color (rgba)

void View2DSliceList::setBlendMode	(	int	blendMode = `0`,
		float *	_blendColor = `NULL`
	)

set blendmode

void View2DSliceList::setCachingMode ( SLICE_CACHING_MODE mode )

set data caching mode.

void View2DSliceList::setDrawOffset	(	float	x,
		float	y
	)

Set slice list draw offset.

void View2DSliceList::setDrawsData ( bool flag )

enable/disable data loading

void View2DSliceList::setFilter ( View2DTextureFilter filter = FILTER_LINEAR )

set filter

void View2DSliceList::setFixedInnerZoom	(	bool	flag,
		float	fixedZoom
	)

set the fixed innerzoom

void View2DSliceList::setInputImage ( SoSFMLImage * img )

set the input image.

void View2DSliceList::setLut ( ml::LUTData< MLuint8 > * lut )

set lut

void View2DSliceList::setNumXSlices ( int num )

set number of slices in a row.

void View2DSliceList::setOwner ( SoView2D * view ) [inline]

Set the owning SoView2D.

Definition at line 119 of file View2DSliceList.h.

void View2DSliceList::setSlab ( int slab )

set number of slab slices (1 means no slab, one slice)

void View2DSliceList::setSliceAlignment	(	sliceAlignXMode	x,
		sliceAlignYMode	y
	)

set slice alignment

void View2DSliceList::setSliceOrigin	(	float	x,
		float	y
	)

Set the inner slice origin.

void View2DSliceList::setSliceRange	(	int	start,
		int	num,
		int	step = `1`
	)

set the slice range.

void View2DSliceList::setSliceSize	(	float	sizeX,
		float	sizeY
	)

Set the size of the slice to be drawn.

void View2DSliceList::setSliceSpacing	(	float	dx,
		float	dy
	)

Set the spacing between slices.

void View2DSliceList::setSliceZoom ( float zoom )

Set the inner slice zoom.

void View2DSliceList::setTimePoint ( int timepoint )

Set the time point.

void View2DSliceList::setUseShaders ( bool flag ) [inline]

sets if the tries to use shaders for hardware lut

Definition at line 78 of file View2DSliceList.h.

bool View2DSliceList::shouldRenderReverse ( const SbVec3f & viewdir )

returns if the 3d rendering should be done in reverse order dependent on view direction (in world coordinates)

void View2DSliceList::updateSliceList	(	int	sharedContextId = `-1`,
		bool	layoutOnly = `false`
	)

Make the slice list up to date to the current settings.

Create missing entries and remove redundant ones.

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

MeVisLab/Standard/Sources/Inventor/SoView2D/View2DSliceList.h


Public Member Functions
	View2DSliceList ()
	create empty list
	~View2DSliceList ()
	destructor
void	setInputImage (SoSFMLImage *img)
	set the input image.
SoSFMLImage *	getInputImage ()
	get the input image.
void	setSliceRange (int start, int num, int step=1)
	set the slice range.
void	getSliceRange (int &start, int &num, int &step)
	get the slice range.
void	setFilter (View2DTextureFilter filter=FILTER_LINEAR)
	set filter
View2DTextureFilter	getFilter ()
	get filter
void	setSliceAlignment (sliceAlignXMode x, sliceAlignYMode y)
	set slice alignment
void	setAspectRatio (float ratio)
	set the aspect ratio
float	getAspectRatio ()
	get the aspect ratio
void	setFixedInnerZoom (bool flag, float fixedZoom)
	set the fixed innerzoom
void	setBlendMode (int blendMode=0, float *_blendColor=NULL)
	set blendmode
int	getBlendMode ()
	get blendmode
float *	getBlendColor ()
	get the color for blending (4 floats)
void	setDrawsData (bool flag)
	enable/disable data loading
void	setUseShaders (bool flag)
	sets if the tries to use shaders for hardware lut
void	initGL ()
	initialize internals that require a valid GL state
void	setLut (ml::LUTData< MLuint8 > *lut)
	set lut
ml::LUTData< MLuint8 > *	getLut ()
	get lut
void	setSliceSize (float sizeX, float sizeY)
	Set the size of the slice to be drawn.
void	getSliceSize (float &sizeX, float &sizeY)
	Get the size of the slice to be drawn.
void	setSliceSpacing (float dx, float dy)
	Set the spacing between slices.
void	getSliceSpacing (float &dx, float &dy)
	Get the spacing between slices.
void	setSliceOrigin (float x, float y)
	Set the inner slice origin.
void	getSliceOrigin (float &x, float &y)
	Get the inner slice origin.
void	setDrawOffset (float x, float y)
	Set slice list draw offset.
void	getDrawOffset (float &x, float &y)
	Get slice list draw offset.
void	setTimePoint (int timepoint)
	Set the time point.
int	getTimePoint ()
	Get the time point.
void	setSliceZoom (float zoom)
	Set the inner slice zoom.
float	getSliceZoom ()
	Get the inner slice zoom.
void	setOwner (SoView2D *view)
	Set the owning SoView2D.
SoView2D *	getOwner ()
	Get the owning SoView2D.
void	setNumXSlices (int num)
	set number of slices in a row.
int	getNumXSlices ()
	get number of slices in a row.
void	setSlab (int slab)
	set number of slab slices (1 means no slab, one slice)
int	getSlab ()
	get number of slab slices
void	setCachingMode (SLICE_CACHING_MODE mode)
	set data caching mode.
SLICE_CACHING_MODE	getCachingMode ()
	get data caching mode.
void	setBackgroundColor (float *color)
	set the background color (rgba)
bool	drawSlices (int originX, int originY, int width, int height, bool updateLayoutOnly, SoNodeList *extensions=NULL, int sharedCacheContext=-1, bool is3D=false, bool reverse=false)
	Draw the slices (originX, originY, width and height are the current viewport position/size) Returns FALSE on any error.
bool	mapVoxelToDevice (float voxelX, float voxelY, float voxelZ, float &rx, float &ry)
	Determine a device pixel coordinate from the voxel coordinate in any slice.
bool	mapWorldToDevice (float worldX, float worldY, float worldZ, float &rx, float &ry)
	Determine a device pixel coordinate from the world coordinate in any slice.
void	mapWorldToVoxel (float worldX, float worldY, float worldZ, float &voxelX, float &voxelY, float &voxelZ)
	maps the world coordinate to local voxel coordinates
void	mapVoxelToWorld (float voxelX, float voxelY, float voxelZ, float &worldX, float &worldY, float &worldZ)
	maps the voxel coordinate to world coordinates
bool	isSliceHit (int x, int y)
	Returns if a slice's visible rect is hit at the given device coordinate, if a device rect of a slice was hit returns TRUE,.
int	getSliceAtDevicePosition (int x, int y)
	Returns z index of slice whose visible rect is hit, return -1 if no slice is hit.
bool	isVoxelInsideImage (float voxelX, float voxelY, float voxelZ)
	Returns if the given voxel is inside the image extends.
bool	is3D ()
	is current rendering in 3D?
void	set3DPixelSize (float devicePixelMM)
	set the device coordinate scale when slices are rendered in 3d
SbVec3f	getSliceTranslation (int z)
	get translation vector of the slice in world coordinates (to voxel 0,0,z+0.5)
SbVec3f	getSliceNormal ()
	get normal of slices in world coordinates (all slices have the same normal)
bool	castRayOnSlides (const SbVec3f &p1, const SbVec3f &p2, const SbVec3f &viewpoint, SbVec3f &worldHit, SbVec3f &voxelHit, int *sliceID=NULL)
	Do a 3d collision with the slices, returns first hit of given line with the first slice plane from given viewpoint.
bool	mapVoxelToDevice (const SbVec3f &voxelCoord, float &rx, float &ry)
	Determine a device pixel coordinate from the voxel coordinate in any slice.
bool	mapWorldToDevice (const SbVec3f &worldCoord, float &rx, float &ry)
	Determine a device pixel coordinate from the world coordinate in any slice.
void	mapWorldToVoxel (const SbVec3f &worldCoord, SbVec3f &voxelCoord)
	maps the world coordinate to local voxel coordinates
void	mapVoxelToWorld (const SbVec3f &voxelCoord, SbVec3f &worldCoord)
	maps the voxel coordinate to world coordinates
bool	mapEventToWorld (View2DEvent *ec, float &worldX, float &worldY, float &worldZ)
	maps the given device event to world coords and returns if a slice was hit
bool	mapEventToWorld (View2DEvent *ec, SbVec3f &world)
	maps the given device event to world coords and returns if a slice was hit
bool	mapEventToVoxel (View2DEvent *ec, float &vx, float &vy, float &vz)
	maps the given device event to voxel coords and returns if a slice was hit
bool	mapEventToVoxel (View2DEvent *ec, SbVec3f &voxel)
	maps the given device event to voxel coords and returns if a slice was hit
SbVec3f	getWorldAxis (int a)
	returns the indicated axis (0/1/2) of the slices in world space
void	getImageSize (int &x, int &y, int &z)
	returns the image size in pixels
void	updateSliceList (int sharedContextId=-1, bool layoutOnly=false)
	Make the slice list up to date to the current settings.
View2DSlice *	getSlice (int z)
	get slice with slice pos z
void	getCurrentInnerZoom (float &x, float &y)
	get the inner x/y zoom
int	getCurrentCacheContext ()
	get current cache context (-1 if none, can only be called while drawing)
void	getWindowSize (int &x, int &y)
	get the window size that is currently rendered on
void	cleanup ()
	Remove all current slice objects.
bool	shouldRenderReverse (const SbVec3f &viewdir)
	returns if the 3d rendering should be done in reverse order dependent on view direction (in world coordinates)
bool	mapDeviceToWorld (int x, int y, SbVec3f &worldCoord)
	Maps device coordinates to world coordinates, returns TRUE if successful, otherwise return FALSE.
bool	mapDeviceToVoxel (int x, int y, SbVec3f &voxelCoord, int *sliceID=NULL)
	Maps device coordinates to local voxel coordinates, returns TRUE if successful, otherwise return FALSE.
bool	mapDeviceToWorld (int x, int y, float &worldX, float &worldY, float &worldZ)
	Maps device coordinates to world coordinates, returns TRUE if successful, otherwise return FALSE.
bool	mapDeviceToVoxel (int x, int y, float &voxelX, float &voxelY, float &voxelZ, int *sliceID=NULL)
	Maps device coordinates to local voxel coordinates, returns TRUE if successful, otherwise return FALSE.