Tagged: depth of field

Raytraced wooscript procedural spiral 4

Spiral

A few months ago I was wondering around the gardens of Burghley House and came across this really interesting geometric sculpture… It was made by an artist called Michele Ciribifera and is one of...

Path traced menger fractal 2

Outdoor Rendering

I’ve been doing lots of renders that have shown objects in a dark room, or in a cornell box, but I haven’t shown many objects in coloured outdoor environments. Well, it’s time to correct...

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Glossy reflections

Up to now the reflections that have been visible from the raytracer have been perfect reflections. This means that we only need to trace a single reflection ray and we can do perfect mirrors...

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Menger Sponge

The Menger Sponge is a fairly simple three dimensional fractal. The basic idea is that you have a cube, you split it into a 3x3x3 lattice of cubes, and take away the cubes in...

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Importance Sampling

A little while ago I did a short piece on my attempts to get global lighting working. To be honest I was pretty disappointed with the results so I’ve continued to look into alternative...

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Global lighting

I thought I’d put a quick post together to talk about some work I’ve been doing with global lighting models. Up to now most of the light sources I’ve used in the raytracer have...

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Depth of Field

So far I’ve discussed some very simple approaches to raytracing which will give you some nice hobby images from a raytracer. This article is where we’re going to start getting into photorealism. And by...