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Privat

Aurelijus Banelis

Test

Hello World Web

GitHub

Aurelijus Banelis
Auginte/zooming-based-organizer/releases/

Qt: How do I handle the event of the user pressing the ‘X’ (close) button?

Getting only the folder path to a line edit without selecting any file
Find Files Example

The State Machine Framework

Tutorials

Qt Support for Input Masks and Validators

Qt

QIntValidator
Line Edits Example

YouTube

Qt Tutorial: Unit 15, QLineEdit, Input-Masks and Validators

stackoverflow

Masking QLineEdit text
QT – QInputDialog How to Validate?
How to restrict the content of QInputDialog::getText
Qt QLineEdit Input Validation

IAmTimCorey

IAmTimCorey Playlist

Using SQLite in C# – Building Simple, Powerful, Portable Databases for Your Application
C# Async / Await – Make your app more responsive and faster with asynchronous programming

ODB: C++ Object-Relational Mapping (ORM) (2015)
QDjango, a Qt-based C++ web framework (2017)
LiteSQL – C++ Object-Relational Persistence Framework (2019)
KDAB SQLATE (2015)
QxOrm (the engine) + QxEntityEditor (the graphic editor)
QxOrm library – C++ Qt ORM (Object Relational Mapping) and ODM (Object Document Mapper) library

Programming Hell and Global Variables
Why is Global State so Evil?
Are global variables bad? [closed]
S.4.2a — Why global variables are evil
Why should we avoid using global variables in C/C++?
Why are global variables bad?
Better Embedded System Software – Chapter 19: Global Variables Are Evil

What Every C++ Developer Should Know to (Correctly) Define Global Constants

Qt Test
Qt Test Overview
Qt Test Tutorial
Chapter 1: Writing a Unit Test

Qt Creator

Running Autotests

YouTube

Qt Testing

• Qt GUI Testing with Squish
• Automated GUI Regression Testing with Squish for Qt
• QtDD13 – Thomas Perl – Python 3 and Qt 5 with QML
• Qt DevDays 2010 – Introduction to Automated Testing for Qt Applications – Rohan McGovern
• Are you testing enough – Qt application Quality Assurance, Harri Porten, froglogic
• QtWS15- Are you testing enough – Qt application Quality Assurance, Harri Porten, froglogic
• C++ Unit Testing with Google Test Tutorial
• Qt DevDays 2006 – Unit Testing in Qt Applications: Harald Fernengel
• Automated Qt and QML GUI testing with Squish
• QML for desktop apps – Michael Wagner and Helmut Sedding
• Using Catch Unit Test Framework on QT (mingw)
• [Qt] Use google test in Qt creator
• TUG: GUI Unit Testing for Qt applications. Overview and Use case
• Automated GUI Testing: Squish 4.1 in 10 Minutes
• QtDD14 – Behavior-Driven Development and Testing of Qt C++ & QML Applications – Reginald Stadlbauer
• Squish for Windows: Automated GUI Testing – Webinar
• Настройка и использование Google Test в Qt Creator
• Squish GUI Tester’s Jenkins Integration

Qt6 Docs

Qt OpenGL
QOpenGLWidget Class

update() vs. updateGL()

If you need to trigger a repaint from places other than paintGL() (a typical example is when using timers to animate scenes), you should call the widget’s update() function to schedule an update.

QOpenGLWidget::update() method
vs.
QGLWidget::updateGL() slot

CMake

Find OpenGL

How to compile GLUT + OpenGL project with CMake and Kdevelop in linux

/c/Program Files (x86)/Windows Kits/10/Lib/10.0.19041.0/um/x64
GlU32.Lib
OpenGL32.Lib

Incorrect

find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Widgets OpenGL OpenGLWidgets REQUIRED)
target_link_libraries(QtOpenGLExample1 PRIVATE Qt${QT_VERSION_MAJOR}::Widgets Qt${QT_VERSION_MAJOR}::OpenGL Qt${QT_VERSION_MAJOR}::OpenGLWidgets)

cmd.exe /C "cd . && C:\Qt\Tools\CMake_64\bin\cmake.exe -E vs_link_exe --intdir=CMakeFiles\QtOpenGLExample1.dir --rc=C:\PROGRA~2\WI3CF2~1\10\bin\100190~1.0\x64\rc.exe --mt=C:\PROGRA~2\WI3CF2~1\10\bin\100190~1.0\x64\mt.exe --manifests  -- C:\PROGRA~2\MICROS~2\2019\ENTERP~1\VC\Tools\MSVC\1429~1.301\bin\Hostx64\x64\link.exe /nologo CMakeFiles\QtOpenGLExample1.dir\QtOpenGLExample1_autogen\mocs_compilation.cpp.obj CMakeFiles\QtOpenGLExample1.dir\main.cpp.obj CMakeFiles\QtOpenGLExample1.dir\mywidget.cpp.obj CMakeFiles\QtOpenGLExample1.dir\renderer.cpp.obj  /out:QtOpenGLExample1.exe /implib:QtOpenGLExample1.lib /pdb:QtOpenGLExample1.pdb /version:0.0 /machine:x64 /debug /INCREMENTAL /subsystem:console  C:\Qt\6.2.1\msvc2019_64\lib\Qt6OpenGLWidgetsd.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6Widgetsd.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6OpenGLd.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6Guid.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6Cored.lib  mpr.lib  userenv.lib  d3d11.lib  dxgi.lib  dxguid.lib  kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib && cd ."

LINK Pass 1: command "C:\PROGRA~2\MICROS~2\2019\ENTERP~1\VC\Tools\MSVC\1429~1.301\bin\Hostx64\x64\link.exe /nologo CMakeFiles\QtOpenGLExample1.dir\QtOpenGLExample1_autogen\mocs_compilation.cpp.obj CMakeFiles\QtOpenGLExample1.dir\main.cpp.obj CMakeFiles\QtOpenGLExample1.dir\mywidget.cpp.obj CMakeFiles\QtOpenGLExample1.dir\renderer.cpp.obj /out:QtOpenGLExample1.exe /implib:QtOpenGLExample1.lib /pdb:QtOpenGLExample1.pdb /version:0.0 /machine:x64 /debug /INCREMENTAL /subsystem:console C:\Qt\6.2.1\msvc2019_64\lib\Qt6OpenGLWidgetsd.lib C:\Qt\6.2.1\msvc2019_64\lib\Qt6Widgetsd.lib C:\Qt\6.2.1\msvc2019_64\lib\Qt6OpenGLd.lib C:\Qt\6.2.1\msvc2019_64\lib\Qt6Guid.lib C:\Qt\6.2.1\msvc2019_64\lib\Qt6Cored.lib mpr.lib userenv.lib d3d11.lib dxgi.lib dxguid.lib kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib /MANIFEST /MANIFESTFILE:CMakeFiles\QtOpenGLExample1.dir/intermediate.manifest CMakeFiles\QtOpenGLExample1.dir/manifest.res" failed (exit code 1120) with the following output:

renderer.cpp.obj : error LNK2019: unresolved external symbol __imp_glBegin [...]

Correct

find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Widgets OpenGLWidgets REQUIRED)
find_package(OpenGL REQUIRED)

target_link_libraries(
	QtOpenGLExample1
	PRIVATE
		Qt${QT_VERSION_MAJOR}::Widgets
		Qt${QT_VERSION_MAJOR}::OpenGLWidgets
		${OPENGL_LIBRARIES}
)

cmd.exe /C "cd . && C:\Qt\Tools\CMake_64\bin\cmake.exe -E vs_link_exe --intdir=CMakeFiles\QtOpenGLExample1.dir --rc=C:\PROGRA~2\WI3CF2~1\10\bin\100190~1.0\x64\rc.exe --mt=C:\PROGRA~2\WI3CF2~1\10\bin\100190~1.0\x64\mt.exe --manifests  -- C:\PROGRA~2\MICROS~2\2019\ENTERP~1\VC\Tools\MSVC\1429~1.301\bin\Hostx64\x64\link.exe /nologo CMakeFiles\QtOpenGLExample1.dir\QtOpenGLExample1_autogen\mocs_compilation.cpp.obj CMakeFiles\QtOpenGLExample1.dir\main.cpp.obj CMakeFiles\QtOpenGLExample1.dir\mywidget.cpp.obj CMakeFiles\QtOpenGLExample1.dir\renderer.cpp.obj  /out:QtOpenGLExample1.exe /implib:QtOpenGLExample1.lib /pdb:QtOpenGLExample1.pdb /version:0.0 /machine:x64 /debug /INCREMENTAL /subsystem:console  C:\Qt\6.2.1\msvc2019_64\lib\Qt6OpenGLWidgetsd.lib  opengl32.lib  glu32.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6Widgetsd.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6OpenGLd.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6Guid.lib  C:\Qt\6.2.1\msvc2019_64\lib\Qt6Cored.lib  mpr.lib  userenv.lib  d3d11.lib  dxgi.lib  dxguid.lib  kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib && cd ."

Tutorials

KDAB

OpenGL in Qt 5.1 – Part 1
OpenGL in Qt 5.1 – Part 2
OpenGL in Qt 5.1 – Part 3
OpenGL in Qt 5.1 – Part 4
Goodbye, Q_FOREACH, A porting guide to C++11 ranged for-loops

Qt Blog

Iterating efficiently

Universität Marburg – Prof. Dr. Thorsten Thormählen

Multimediale Signalverarbeitung (SS 2021)
Grafikprogrammierung (WS 2020/2021)
Technische Informatik (WS 2020/2021)

Multimediale Signalverarbeitung – Bildverarbeitung: Filter
Grafikprogrammierung – Kameras: Perspektivische Projektion
Bildsynthese – Vulkan Ray Tracing Pipeline
LookAtLocalTrans.cpp

Dr. Andreas Nicolai

TU Dresden Dr. Andreas Nicolai
OpenGL + Qt Tutorial
github.com/ghorwin/OpenGLWithQt-Tutorial

Trent Reed

2015
Qt5 OpenGL Part 0: Creating a Window
Qt5 OpenGL Part 1: Basic Rendering
Qt5 OpenGL Part 2: 3D Rendering
Qt5 OpenGL Part 3a : Efficient Input Managers
Qt5 OpenGL Part 3b: Camera Control
Qt5 OpenGL Part 4: Error Checking
Qt5 OpenGL Part 5: Debug Logging

FatalErrors

QT based OpenGL tutorial learning 15 – Geometric shaders
OpenGl L21 geometry shader
OpenGl L11 multi light source
OpenGL learning record 6: advanced lighting (lighting texture & projection
OpenGL with QtWidgets: Material, Lightmap
QT based OpenGL tutorial learning 17 – Implementation of Catmull ROM spline based on geometric shaders

Asia

QT based OpenGL tutorial learning 4 – Camera 2
QT based OpenGL tutorial learning 1 – Supplement
Hello Triangle
github.com/chengxuyuanwangye/LearnOpengl_QT

Qt

Qt5 OpenGL Examples from the Qt OpenGL module
Qt6 OpenGL Examples from the Qt OpenGL module

Wikipedia

Kategorie:Bildsynthese
Culling
Framebuffer Object (FBO)

Khronos

Framebuffer Object
OpenGL Loading Library