Simple raytracing engine implementing a customizable node-based shader description allowing scenes to be represented as JSON data (school project)
The improvements are - removing the black outline artifacts on the egdes of blobs. - fixing triangle on the underside of blobs (not directly lit by point lights) not being shaded correctly in comparision to surrounding triangles [possibly related 2005 research paper](https://www.researchgate.net/publication/228679289_Reconstruction_of_Shapes_Based_on_Normals_Analysis_1#pf2)
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