Renderwindow Class Reference

#include <Renderwindow.h>

Collaboration diagram for Renderwindow:

[legend]

List of all members.

Public Member Functions
	Renderwindow (QWidget *parent=0)
	~Renderwindow (void)
bool	setFlowData (string filename)
void	smallPaint ()
void	wheelEvent (QWheelEvent *evt)
void	screenshot (string filename)
V2i	findPos (V2d pos, V2d &interpolator)
V2d	getDerivate (V2d pos)
float *	getChannels (V2d pos)
void	getChannelsAndDerivate (V2d pos, float *&channels, V2d &derivate)
Public Attributes
bool	isFlipped
unsigned int	dimensionSize [3]
unsigned int	channelNumber
int	timesteps
float	dt
V3f *	vectorData
V3f *	derivates
V2i	positionCache
float **	channels
float *	channelMinVal
float *	channelMaxVal
QPixmap	arrowPlot
QPixmap	staticMap
Box2d	bWindow
bool	initiated
double	arrowScale
double	curveSampleDensity
double	curveDistance
double	arrowSampleDensity
QColor	arrowColor
QColor	curveColor
double	stepSize
bool	curveMode
bool	runge
int	arrowChannel
int	colorChannel
double	imageScale
V2i	centerPos
V2i	imageSize
bool	leftPressed
V2i	lastPos
Hist_Transfer *	colorSource

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Detailed Description

The main class for Gradient visualization

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Constructor & Destructor Documentation

Renderwindow::Renderwindow

(

QWidget *

parent = 0

)

Constructor.

Renderwindow::~Renderwindow

(

void

)

Destructor.

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Member Function Documentation

V2i Renderwindow::findPos	(	V2d	pos,
		V2d &	interpolator
	)

Find the mesh position of a certain position.

Parameters:

	pos	Position in dataset
	interpolator	Useful interpolation values.

Returns:

Position in mesh.

float * Renderwindow::getChannels

(

V2d

pos

)

Return the channel values at a certain position.

void Renderwindow::getChannelsAndDerivate	(	V2d	pos,
		float *&	channels,
		V2d &	derivate
	)

Return the channel values and the derivate at a certain position.

V2d Renderwindow::getDerivate

(

V2d

pos

)

Return the derivate at a certain position.

void Renderwindow::screenshot

(

string

filename

)

Take a screenshot.

Parameters:

filename

The filename to save to.

bool Renderwindow::setFlowData

(

string

filename

)

Load a dataset from a file.

void Renderwindow::smallPaint

(

)

Calculate the background color.

void Renderwindow::wheelEvent

(

QWheelEvent *

evt

)

Wheel event handler.

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Member Data Documentation

int Renderwindow::arrowChannel

Which channel should be used for arrow length?

QColor Renderwindow::arrowColor

Color of the arrows.

QPixmap Renderwindow::arrowPlot

Offscreen buffer for rendering.

double Renderwindow::arrowSampleDensity

Arrow sampling density.

double Renderwindow::arrowScale

Scaling factor of the arrows.

Box2d Renderwindow::bWindow

Borders of the dataset.

V2i Renderwindow::centerPos

Image offset.

float* Renderwindow::channelMaxVal

Maximum value of a channel.

float* Renderwindow::channelMinVal

Minimum value of a channel.

unsigned int Renderwindow::channelNumber

The number of channels.

float** Renderwindow::channels

The channel data.

int Renderwindow::colorChannel

Which channel should be used for background color?

Hist_Transfer* Renderwindow::colorSource

The color transfer function.

QColor Renderwindow::curveColor

Color of the curves.

double Renderwindow::curveDistance

Distance of the curves.

bool Renderwindow::curveMode

Arrow or Streamline?

double Renderwindow::curveSampleDensity

Sampling density

V3f* Renderwindow::derivates

The derivate grid.

unsigned int Renderwindow::dimensionSize[3]

The size of the grid.

float Renderwindow::dt

The timestep interval. Not used.

double Renderwindow::imageScale

Image scaling factor.

V2i Renderwindow::imageSize

Image size in pixels.

bool Renderwindow::initiated

Is this window initiated?

bool Renderwindow::isFlipped

Is the dataset flipped?

V2i Renderwindow::lastPos

What was the last mouse position?

bool Renderwindow::leftPressed

Was the left mouse button pressed?

V2i Renderwindow::positionCache

positionCache is needed to speed up findPos.

bool Renderwindow::runge

Runge-Kutta or Euler integration?

QPixmap Renderwindow::staticMap

Background image.

double Renderwindow::stepSize

Simulation stepsize.

int Renderwindow::timesteps

The number of timesteps. Not used.

V3f* Renderwindow::vectorData

The grid.

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

• Renderwindow.h
• Renderwindow.cpp