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A raytracer under a hundred lines of C++
On his website Kevin Beason presents a Monte Carlo ray tracer written with 99 lines of C++, generating a picture of a Cornell box with global illumination. Beyond the interesting experiment and the...
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A GLSL version of smallpt
smallpt is a bare minimum path tracer written under 100 lines of C++, featuring diffuse, and specular reflection, and refraction. Using the detailed explanation slides by David Cline, I experimented...
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Issues when rendering cones on a GPU
Eric Haines reminds in a blog article the problems that arise when rendering a cone, which are surprisingly tricky for such a seemingly simple task. A discussion on the topic also spawned on Twitter....
View ArticleCoordinate mapping between sphere, disc and square
This paper, published by Martin Lambers in the Journal of Computer Graphics Techniques, compares different mappings between sphere and disc, and between disc and square. It is worth noting that the...
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