Quick steps for OpenSceneGraph installation on Linux
Detailed steps to download, compile and install the library; management of environment variables and example compilation.
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Step-by-step on how to set up your CMake, Qt and OSG in draw-on-demand mode (Part 1)
A minimal CMake file that allows to set up a development environment to use with both OSG and Qt libraries. A running example of a minimal scene graph within...
Step-by-step on how to set up your CMake, Qt and OSG in draw-on-demand mode (Part 2)
Demonstration on how to trigger OpenSceneGraph events from a Qt widget on example of mouse pressed button.
Incorporation of ray-casting into OpenSceneGraph's event handler to perform drawing on plane in 3D
How to make OpenSceneGraph to find intersections between mouse’s ray cast and a user-defined types that do not have a drawable representation.
How to customize OpenSceneGraph's line intersector to select line segments
A tutorial which demonstrates how to re-define your own entity (edge, or line segment) selector based on osgUtil::LineSegmentIntersector.
Designing and manipulating a Photo class using OpenSceneGraph's texture mapping
How to perform scaling, rotation, flip and relocation of a texture-represented photograph
Quick steps for OpenSceneGraph installation in Windows
Download, compilation and OSG library installation; management of environment variables on Windows.
How to prepare a Windows binary that uses Qt and OpenSceneGraph
The tutorial demonstrates how to quickly assemble a stand-alone binary with the list of potentially necessary dll files so that the binary can run on another...
Improved customization of OpenSceneGraph line intersector to select line segments
Using the math of skew lines geometry to be able to select line segments by clicking next to the line segment
QTreeWidget: signal emission on internal moves of children within a set of parents
How to get notification and then send a signal on drag-and-drop event of QTreeWidget.
Quick setup to use Doxygen with CMake
API documentation with Doxygen and CMake get started, the minimal setup.
Different approaches of tackling high DPI issues for Qt and OpenSceneGraph/OpenGL applications
Targeted towards high- & low- resolution monitor combination on Windows, and other high-resolution monitor platforms - using scaling by hand for OpenScen...
How to simulate mouse click within QTestLib on items and elements of QTreeWidget/QListWidget
Given a widget of type QTreeWidget/QListWidget, we want to be able to simulate a mouse click event on one of the items, or a button within one of the items.
TravisCI set up for a project with Qt and OpenSceneGraph dependencies
How to integrate test automation into one of your github repositories, where code is based on Qt and OpenSceneGraph libraries.
How to obtain OpenGL version from within OpenSceneGraph
A self content OSG code snippet that demonstrates how to get the OpenGL version with some explanations.
Coverity and Travis CI integration set up for a project with Qt and OpenSceneGraph dependencies
A continuation post on continuous integration - this time for defect search in your codes.
How to draw thick and smooth 3D lines in OpenSceneGraph / OpenGL
An example of a geometry shader that allows to display the thicker and smoother lines than of a default OpenGL’s line strip implementation.
Tiny library that performs curve fitting based on Schneider's algorithm
An update blog on my recently implemented library for path fitting that uses C++11 and OpenSceneGraph (for visualization)
GLSL shader that draws a Bezier line given four control points
By using OpenSceneGraph and GLSL shader, this code snippet demonstrates how to draw a Bezier line from the given control points. It works as well in 3D space...
Qt3D minimal example using CMake
How to incorporate Qt3D C++ code using CMake.
GLSL shader for fog imitation
By using OpenSceneGraph and GLSL shader, this code snippet demonstrates a simplest way to add a fog effect to your geometries by diluting geometry’s color in...
OpenSceneGraph intersectors example: line, point and virtual plane
Some previous tutorials combined into a single example; applicable in CAD-like environment.
Useful 3D geometry algorithms within a CAD application
Five algorithms that describe relationships between planes, lines and points in 3D. All applied within CAD development environment.
How to calculate angular (phase) average
Formula deduction when dealing with average of wrapping-range values such as angles.
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cacharr
Matlab class that allows to work with very large matrices through caching; thus avoid matrix allocation out-of-memory error.
Cherish
Sketch- and image-based system for 3D representation and documentation of cultural heritage sites.
Contact
Preferred methods of contacting me.
corrCA
C/C++ based tool for correction of chromatic aberration based on calibration.
Cryo3d
Software for fast 3D protein reconstruction based on cryogenic electron-microscopy particle images.
Distortion correction library
State-of-art optical distortion calculation and correction tool (C/C++ library).
rshell-mat
Shell scripts represented by a Matlab interface class in order to imitate Matlab distributor.