I ported it to aalib. Instead of a 7 character linear ramp, the aalib version renders to a larger framebuffer, dithers it down to the closes matching characters.
Very cool, great visual explanations of how raymarching works.
PSA, Germans writing in English: upside down quotes look as out of place as Spanish question marks! They read like two strange misplaced commas to the rest of us.
Great post! This motivated more learning for me about ray-tracing and ray-marching than I've ever bothered with, despite over a decade of vague interest.
I love it. It's brilliant to side step the whole issue of how to get access to pixels on your screen or in a png, which in some instances is an awful afternoon of frustration. It's almost always easy to get printing going.
