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Hi Jamis,
I think there’s an issue with a test on chapter 6. I own the ebook, version P1.0 Feb. 2019.
This test doesn’t pass for me:
...
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In the book, at the bottom right, there are the “discuss” and “report erratum” links, pointing to:
discuss: http://forums.pragprog.com/...
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I am working on Chapter 8 when we add shadows. When this is done, though (on p. 115), the original ShadeHit test no longer passes. This p...
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As per the title, thanks.
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The following is cross-posted from the original Ray Tracer Challenge forum, from a post by garfieldnate. I’m cross-posting it so that the...
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Brace yourself for a fun challenge: build a photorealistic 3D renderer from scratch! In just a couple of weeks, build a ray tracer that r...
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Whilst the author has been careful to provide exact results for the tests elsewhere in the book (such as surds with the transformation te...
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Hi. I’m working on this test:
Scenario : The pixel size for a horizontal canvas
Given c ← camera(200, 125, π/2)
Then c.pixel_siz...
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In the last hint (#4) of Chapter 5, the pseudocode applies a normalization to the origin ray:
r ← ray(ray_origin, normalize(position - ...
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I think the following pseudocode from the book contains a bug:
function position(ray, t)
return ray.origin + ray.direction * t
...
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