OpenGLWidget Class Reference

#include <OpenGLWidget.h>

Inheritance diagram for OpenGLWidget:

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Collaboration diagram for OpenGLWidget:

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List of all members.

Public Slots
void	selectStreamLineColor ()
void	selectStreamGlyphColor ()
void	setStreamGlyphSize (int gs)
void	setStreamGlyphDistance (int gd)
void	updateStreamLines ()
void	setEuler ()
void	setRungeKutta ()
void	setActiveBackground (int bg)
void	setActiveArrows (bool gl)
void	setActiveTransferFunction (bool tf)
void	resetDataView ()
	nk - reset dataview -> calls setDataView(true);
void	setDSep (int dSep)
void	setDTest (int dTest)
void	setLinesActive (bool isActive)
	nk - set states on/off (from UI)
void	setTaperingActive (bool isActive)
void	setGlyphActive (bool isActive)
Signals
void	setPointSize (int p)
	nk - signals are being processed to Arrows:: (connected by UI)
void	setResolution (int r)
void	setActivePointScale (bool ps)
void	setArrowColor ()
Public Member Functions
	OpenGLWidget (QWidget *parent=0, Qt::WFlags flags=0)
virtual	~OpenGLWidget ()
void	initializeGL ()
void	resizeGL (int width, int height)
void	paintGL ()
void	setFlowData (FlowData *data)
void	setColorBarTexture (QGradientStops stops)
	nk - create TF Texture -> called from Navigation
Protected Member Functions
void	wheelEvent (QWheelEvent *we)
void	mousePressEvent (QMouseEvent *pe)
void	mouseMoveEvent (QMouseEvent *me)
void	mouseReleaseEvent (QMouseEvent *re)

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Detailed Description

Definition at line 17 of file OpenGLWidget.h.

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Constructor & Destructor Documentation

OpenGLWidget::OpenGLWidget	(	QWidget *	parent = 0,
		Qt::WFlags	flags = 0
	)

disable bg & arr at startup

background color

nk - set default viewing

Definition at line 9 of file OpenGLWidget.cpp.

References OrthoViewT::bottom, OrthoViewT::left, OrthoViewT::right, Ui_OpenGLWidget::setupUi(), and OrthoViewT::top.

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OpenGLWidget::~OpenGLWidget

(

)

[virtual]

Definition at line 47 of file OpenGLWidget.cpp.

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Member Function Documentation

void OpenGLWidget::initializeGL

(

)

Override: initialize OpenGL-stuff

get uniform locations

set uniform location values

setup Arrow -> after glew init!!!

Definition at line 51 of file OpenGLWidget.cpp.

References Shader::Bind(), Shader::GetProgram(), Shader::Load(), and Shader::Unbind().

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void OpenGLWidget::resizeGL	(	int	width,
		int	height
	)

Override: resize OpenGL-view

Definition at line 93 of file OpenGLWidget.cpp.

void OpenGLWidget::paintGL

(

)

Render gl-context

Definition at line 501 of file OpenGLWidget.cpp.

References StreamLine::draw(), and Arrows::draw().

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void OpenGLWidget::setFlowData

(

FlowData *

data

)

Set data to access

because of exception at file close when nothing is opened

pointer to geometry data

get dimension from geometry

(nk )set arrow textures

set camera & viewport to appropriate size

nk - reset if flowData exists (see comments somewhat lines up)

if scalar channel -> createe background texture

Definition at line 300 of file OpenGLWidget.cpp.

References Texture::CreateBackground(), Texture::Delete(), FlowData::getChannel(), FlowData::getChannelCount(), FlowGeometry::getDimX(), FlowGeometry::getDimY(), FlowData::getGeometry(), FlowData::getIsScalar(), max_channels, NORMALIZED, StreamLine::reset(), and Arrows::setFlowData().

Referenced by MainWindow::closeFile(), and MainWindow::openFile().

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void OpenGLWidget::setColorBarTexture

(

QGradientStops

stops

)

nk - create TF Texture -> called from Navigation

create texture for color lookup

Definition at line 188 of file OpenGLWidget.cpp.

References Texture::CreateColorBar().

Referenced by Navigation::createColorBar().

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void OpenGLWidget::selectStreamLineColor

(

)

[slot]

Definition at line 212 of file OpenGLWidget.cpp.

References StreamLine::setLineColor().

void OpenGLWidget::selectStreamGlyphColor

(

)

[slot]

Definition at line 260 of file OpenGLWidget.cpp.

References StreamLine::setGlyphColor().

void OpenGLWidget::setStreamGlyphSize

(

int

gs

)

[slot]

printf("GlyphSize: %d\n", gs); values [1...63]

Definition at line 237 of file OpenGLWidget.cpp.

References StreamLine::setGlyphSize().

void OpenGLWidget::setStreamGlyphDistance

(

int

gd

)

[slot]

printf("GlyphDist: %d\n", gd); // values [0...99]

Definition at line 243 of file OpenGLWidget.cpp.

References StreamLine::setGlyphDistance().

void OpenGLWidget::updateStreamLines

(

)

[slot]

nk - update streamlines if enabled

Definition at line 200 of file OpenGLWidget.cpp.

References StreamLine::create().

void OpenGLWidget::setEuler

(

)

[slot]

Definition at line 249 of file OpenGLWidget.cpp.

References EULER, and StreamLine::setIntegrationMethod().

void OpenGLWidget::setRungeKutta

(

)

[slot]

Definition at line 254 of file OpenGLWidget.cpp.

References RUNGE_KUTTA2, and StreamLine::setIntegrationMethod().

void OpenGLWidget::setActiveBackground

(

int

bg

)

[slot]

Definition at line 162 of file OpenGLWidget.cpp.

References FlowData::getScalarChannelCount(), and Arrows::setActiveBackground().

void OpenGLWidget::setActiveArrows

(

bool

gl

)

[slot]

Definition at line 381 of file OpenGLWidget.cpp.

void OpenGLWidget::setActiveTransferFunction

(

bool

tf

)

[slot]

Definition at line 387 of file OpenGLWidget.cpp.

void OpenGLWidget::resetDataView

(

)

[slot]

nk - reset dataview -> calls setDataView(true);

Definition at line 103 of file OpenGLWidget.cpp.

void OpenGLWidget::setDSep

(

int

dSep

)

[slot]

convert to float and set StreamLine::setDSep( float )

Definition at line 406 of file OpenGLWidget.cpp.

References MAX_SLIDER_VALUE, and StreamLine::setDSep().

void OpenGLWidget::setDTest

(

int

dTest

)

[slot]

convert to float and set StreamLine::setDTest( float )

Definition at line 414 of file OpenGLWidget.cpp.

References MAX_SLIDER_VALUE, and StreamLine::setDTest().

void OpenGLWidget::setLinesActive

(

bool

isActive

)

[slot]

nk - set states on/off (from UI)

nk - hold state local -> prevent from exception at paintGL() if no streamline object exists

Definition at line 393 of file OpenGLWidget.cpp.

References StreamLine::create(), and StreamLine::setLinesActive().

void OpenGLWidget::setTaperingActive

(

bool

isActive

)

[slot]

Definition at line 423 of file OpenGLWidget.cpp.

References StreamLine::setTaperingActive().

void OpenGLWidget::setGlyphActive

(

bool

isActive

)

[slot]

Definition at line 428 of file OpenGLWidget.cpp.

References StreamLine::setGlyphActive().

void OpenGLWidget::setPointSize

(

int

p

)

[signal]

nk - signals are being processed to Arrows:: (connected by UI)

void OpenGLWidget::setResolution

(

int

r

)

[signal]

void OpenGLWidget::setActivePointScale

(

bool

ps

)

[signal]

void OpenGLWidget::setArrowColor

(

)

[signal]

void OpenGLWidget::wheelEvent

(

QWheelEvent *

we

)

[protected]

Definition at line 533 of file OpenGLWidget.cpp.

References OrthoViewT::bottom, OrthoViewT::left, OrthoViewT::right, and OrthoViewT::top.

void OpenGLWidget::mousePressEvent

(

QMouseEvent *

pe

)

[protected]

Definition at line 606 of file OpenGLWidget.cpp.

void OpenGLWidget::mouseMoveEvent

(

QMouseEvent *

me

)

[protected]

nk - update view

nk - update GLWidget

nk - update view

nk - update GLWidget

Definition at line 561 of file OpenGLWidget.cpp.

References OrthoViewT::bottom, OrthoViewT::left, OrthoViewT::right, and OrthoViewT::top.

void OpenGLWidget::mouseReleaseEvent

(

QMouseEvent *

re

)

[protected]

Definition at line 623 of file OpenGLWidget.cpp.

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

• C:/Projekte/C++/FlowVIS_107/src/OpenGLWidget.h
• C:/Projekte/C++/FlowVIS_107/src/OpenGLWidget.cpp

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