Graphics and Programming
Collect free online guides and tutorials about graphics and programming, and in particular new technologies and new languages that serve to create virtual reality environments and advanced web applications, using open source and non-open resources.
Guides and Handbooks:
Recent articles:
Tutorial Krita: Introduction [ENG]
In this tutorial in english we introduce Krita, an open source 2D graphics program widely used for painting and creating 2D animations, providing a quick overview of its main functions. You can download Krita at https://krita.org/en/download/krita-desktop/ where it is available for Windows operating systems (the installer, but also the useful Portable ...
Blender change shadow intensity and color with the Compositor
In this tutorial for Blender (updated to version 2.9) we see how to change the color and how to darken/lighten the shadow of an object in the Blender Compositor. This can be especially useful when we want to add a 3D object on a pre-existing photo, to better adapt the ...
Blender: where is the startup file
In this tutorial for Blender (2.83+) in english we will talk about the startup file and the configuration files, what they are and where they are. Whether we install Blender or we unpack the "portable" version zipped in the desired directory (both of these types of distribution are downloadable from https://www.blender.org/download/), ...
Blender how to duplicate a camera along a curve
In this tutorial in english for Blender (written creating the examples with Blender 2.82) we will see how to duplicate a camera along a curve in equidistant points. In fact, sometimes it is necessary to create a system with multiple cameras, to have multiple views of the same scene at ...
Blender create a picture frame with shear and bevel
In this tutorial for Blender in english we will see how to make the frame of a picture with two interesting tools, Shear and Bevel. Shear generally allows to deform an object only along a certain axis at a time, using handles that can be dragged, and can be useful ...
Blender how to create an animated gif
In this tutorial we will see how to create an animated gif in Blender (updated to Blender 2.8) using the Bligify addon. The Graphics Interchange Format (GIF) was invented many years ago, in 1987, and in the 1990s it was one of the few methods to insert an animation into an ...
Blender convert a sequence of images into mp4 video
In this tutorial for Blender (updated to Blender 2.8x) we will show you how to convert a sequence of images into an mp4 video for Youtube using the Video Sequence Editor (VSE). When rendering an animation with Blender it is advisable not to save it immediately as a movie, but as ...
How to create a comet with particles in Blender
In this tutorial in english for Blender (updated to Blender 2.8) we will see how to create an animated Christmas comet. We do not want to obtain a photorealistic effect but of an artistic/representative type, like what we might find in some Christmas illustrations. To build it we will create two ...
Blender how to import DWG and DXF CAD files
In this tutorial in english (updated to Blender 2.8) we will see how to import a DWG file into Blender, after turning it into a DXF file. These two file formats are very important in the world of architecture and mechanics because they are usually generated by CAD programs widely ...
Magic particles along a spiral path in Blender
In this tutorial in english for Blender 2.8 we will see how to make an animation of particles along a path, in particular a spiral, to create a particular effect as during the launch of a magic spell. We will therefore try to make this animation, first creating the spiral along ...