Okay, so it seems writing an extension would be rather difficult without at least breaking it down first. I'll also add some context to the problem, there might be another way, software or other? The primary goal is to achieve these 'geometric portrait' images: https://s-media-cache-ak0.pinimg.com/7...

Thanks Lazur and cleversomeday, both useful answers. But I cant help but feel like its not too hard to make something more automated. I have experience in python but I don't know what scripting language Inkscape uses for custom filters? Is it feasible to make something like this or am I wasting my t...

Hello lovely Inkscapers, I want to fill a series of given shapes, in this case triangles with parallel lines. Exactly the same effect as the 'Eggbot Contributed - Hatch fills...' What I want to do next is to base the density of the hatch fill on the average colour value of the pixels behind the shap...