Raytracer

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Simple shadowing test.

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Shadowing test, where each colour value is multiplied by the dot product of the light beam and the surface normal.

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Multiple lighting test - two white and one red light, all in different positions.

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Rendering with 4x supersampling (simple rotated grid).

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Reintroduction of reflective surface support.

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The obligatory chessboard texture (created by XORing X, Y and Z components together).