SoView2DOverlay Class Reference

Draws an overlay image on the SoView2D. More...

#include <SoView2DOverlay.h>

Inheritance diagram for SoView2DOverlay:

List of all members.

Public Member Functions
	SoView2DOverlay ()
	Constructor.
virtual void	startDrawing (View2DSliceList *slicelist)
	reimplemented from SoView2DExtension
virtual void	endDrawing (View2DSliceList *slicelist)
	reimplemented from SoView2DExtension
virtual void	draw (View2DSliceList *dsl, View2DSlice *dslice, int slice)
	reimplemented from SoView2DExtension
virtual bool	evalEvent (SoView2D *view2d, View2DSliceList *slicelist, View2DEvent *ec, View2DEventPhase phase)
	reimplemented from SoView2DExtension
void	GLRender (SoGLRenderAction *action)
	reimplemented from SoNode, stores the LUT for later rendering
Static Public Member Functions
static void	initClass ()
	inventor runtime type system
Public Attributes
SoSFMLImage	image
	input image
SoSFBool	cacheTextures
	flag if textures should be cached
SoSFEnum	blendMode
	select the blend mode of the overlay
SoSFBool	inheritFilterMode
	inherit filter mode
SoSFEnum	filterMode
	filter mode for rendering
SoSFFloat	alphaFactor
	set the alpha factor for drawing
SoSFColor	baseColor
	set the base color which is multiplied with the overlay
SoSFInt32	timePoint
	select the timepoint of the input image to render
SoSFInt32	maxTimePoint
	maximum timepoint value available (maximum of timePoint field)
SoSFBool	useWorldCoords
	if this flag is on, the overlay can also render correct subimage overlays if the image is parallel to the image rendered on SoView2D
SoSFBool	applyLut
	if this flag is enabled, the overlay uses the lut that is present in the scene graph, default is true
SoSFBool	isCheckerTiling
	If enabled, draws a checkerboard tile each.
SoSFInt32	checkerTileSize
	The size of the checkerboard tiles.
SoSFBool	areCheckerTilesInverted
	Invert the checkerboard with this flag.
Protected Member Functions
virtual	~SoView2DOverlay ()
	Destructor.
Protected Attributes
ml::LUTData< MLuint8 > *	_lutData
	the lut data that is rendered
ml::LUTFunction *	_lutFunction
	the lut from the scene, stored by GLRender
bool	_reloadData
	flag if data needs to be reloaded
int	_id
	id for texture caching
int	_oldTimePoint
	previous timepoint
bool	_oldUseWorldCoords
	previous world coord flag
unsigned int	_imageSerial
	serial number of last input image

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Detailed Description

Draws an overlay image on the SoView2D.

SoView2DOverlay is derived from SoView2DCallback to allow others to register with the callback

Author:

Florian Link

Definition at line 43 of file SoView2DOverlay.h.

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Constructor & Destructor Documentation

SoView2DOverlay::SoView2DOverlay

(

)

Constructor.

virtual SoView2DOverlay::~SoView2DOverlay

(

)

[protected, virtual]

Destructor.

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Member Function Documentation

virtual void SoView2DOverlay::draw	(	View2DSliceList *	dsl,
		View2DSlice *	dslice,
		int	slice
	)			[virtual]

reimplemented from SoView2DExtension

Reimplemented from SoView2DCallback.

virtual void SoView2DOverlay::endDrawing

(

View2DSliceList *

slicelist

)

[virtual]

reimplemented from SoView2DExtension

Reimplemented from SoView2DExtension.

virtual bool SoView2DOverlay::evalEvent	(	SoView2D *	view2d,
		View2DSliceList *	slicelist,
		View2DEvent *	ec,
		View2DEventPhase	phase
	)			[virtual]

reimplemented from SoView2DExtension

Reimplemented from SoView2DCallback.

void SoView2DOverlay::GLRender

(

SoGLRenderAction *

action

)

[virtual]

reimplemented from SoNode, stores the LUT for later rendering

Reimplemented from SoView2DExtension.

static void SoView2DOverlay::initClass

(

)

[static]

inventor runtime type system

Reimplemented from SoView2DCallback.

virtual void SoView2DOverlay::startDrawing

(

View2DSliceList *

slicelist

)

[virtual]

reimplemented from SoView2DExtension

Reimplemented from SoView2DExtension.

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Member Data Documentation

int SoView2DOverlay::_id [protected]

id for texture caching

Definition at line 120 of file SoView2DOverlay.h.

unsigned int SoView2DOverlay::_imageSerial [protected]

serial number of last input image

Definition at line 126 of file SoView2DOverlay.h.

ml::LUTData<MLuint8>* SoView2DOverlay::_lutData [protected]

the lut data that is rendered

Definition at line 112 of file SoView2DOverlay.h.

ml::LUTFunction* SoView2DOverlay::_lutFunction [protected]

the lut from the scene, stored by GLRender

Definition at line 115 of file SoView2DOverlay.h.

int SoView2DOverlay::_oldTimePoint [protected]

previous timepoint

Definition at line 122 of file SoView2DOverlay.h.

bool SoView2DOverlay::_oldUseWorldCoords [protected]

previous world coord flag

Definition at line 124 of file SoView2DOverlay.h.

bool SoView2DOverlay::_reloadData [protected]

flag if data needs to be reloaded

Definition at line 118 of file SoView2DOverlay.h.

SoSFFloat SoView2DOverlay::alphaFactor

set the alpha factor for drawing

Definition at line 61 of file SoView2DOverlay.h.

SoSFBool SoView2DOverlay::applyLut

if this flag is enabled, the overlay uses the lut that is present in the scene graph, default is true

Definition at line 75 of file SoView2DOverlay.h.

SoSFBool SoView2DOverlay::areCheckerTilesInverted

Invert the checkerboard with this flag.

Definition at line 84 of file SoView2DOverlay.h.

SoSFColor SoView2DOverlay::baseColor

set the base color which is multiplied with the overlay

Definition at line 63 of file SoView2DOverlay.h.

SoSFEnum SoView2DOverlay::blendMode

select the blend mode of the overlay

Definition at line 55 of file SoView2DOverlay.h.

SoSFBool SoView2DOverlay::cacheTextures

flag if textures should be cached

Definition at line 53 of file SoView2DOverlay.h.

SoSFInt32 SoView2DOverlay::checkerTileSize

The size of the checkerboard tiles.

Definition at line 81 of file SoView2DOverlay.h.

SoSFEnum SoView2DOverlay::filterMode

filter mode for rendering

Definition at line 59 of file SoView2DOverlay.h.

SoSFMLImage SoView2DOverlay::image

input image

Definition at line 51 of file SoView2DOverlay.h.

SoSFBool SoView2DOverlay::inheritFilterMode

inherit filter mode

Definition at line 57 of file SoView2DOverlay.h.

SoSFBool SoView2DOverlay::isCheckerTiling

If enabled, draws a checkerboard tile each.

Definition at line 78 of file SoView2DOverlay.h.

SoSFInt32 SoView2DOverlay::maxTimePoint

maximum timepoint value available (maximum of timePoint field)

Definition at line 68 of file SoView2DOverlay.h.

SoSFInt32 SoView2DOverlay::timePoint

select the timepoint of the input image to render

Definition at line 66 of file SoView2DOverlay.h.

SoSFBool SoView2DOverlay::useWorldCoords

if this flag is on, the overlay can also render correct subimage overlays if the image is parallel to the image rendered on SoView2D

Definition at line 72 of file SoView2DOverlay.h.

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

• MeVisLab/Standard/Sources/Inventor/SoView2D/extensions/SoView2DOverlay.h