I use this free app called Paint.NET for a frightening majority of whatever image processing tasks I may need to do. The real power of PdN lies in the amazing community, though: there are quite a few talented coders out there who keep on releasing mindblowing plugins.
There are hundreds of them, I believe, but this time I am just going to focus on a specific technique concerning vignettes.
I developed it before BoltBait’s Vignette Plus was released – a plugin that allows to create a coloured vignette with alpha; but I believe this method may still have value because, well, it offers a tad more options.
And, y’know, the whole educational effect.
What you need:
// those pages will tell you how to install these plugins //
And an image – I will use one of my test renders, originally posted on the DAZ3D forums.
What I got:
If you want to learn how to do this, too, then please proceed under the cut for the how-to.