Niko Kiirala on Filters: Tutorial Three – Composite

Here is the next tutorial in the filters series by Niko Kiirala, This tutorial covers the composite filter.

“Composite is, as the name states, an effect that can composite images together. It uses the Porter-Duff blending modes named after the writers of the paper, where it was published.

The Porter-Duff blending modes are basically logical operations applied to images. For example, you can go and take an exclusive or of two images. In the original paper there was a table showing an example of each mode and some variation of that has been included in most places, where these modes are explained.”

Niko Kiirala on Filters: Tutorial Two – Color Matrix

Here is the second tutorial in Niko’s Inkscape Filter Effects series. Today’s tutorial focuses on the color matrix filter. The quote below (taken from the tutorial) best sums it up…

Color Matrix is an interesting filter, that can mix up the colours in your image in many ways. Blanc and white images, sepia toning, hue rotation and removing one of the basic colours from image are a couple examples, what kind of modifications this filter can do.

Niko Kiirala on Filters: Tutorial One – Blend

Inkscape developer Niko Kiirala is doing an awesome, in-depth tutorial series looking at the complex area of SVG filters in inkscape. The first tutorial, which covers the blend filter is a great introduction to the inkscape filters and their use.

using inkscape to illustrate tomatoes

here is yet another awesome tutorial from kalaalog, this subject of illustration this time is a bunch of tomatoes.

a simple drop shadow tutorial for inkscape

If you are looking for a simple technique for creating shadows of simple objects, this is your tutorial.

drawing chain links in inkscape

here is a nice little tutorial on illustrating chain links using inkscape.