raytracing in a weekend

My attempt at following this guide, translating the C++ into Go.

Name		Name	Last commit message	Last commit date
Latest commit History 8 Commits
.gitignore		.gitignore
README.md		README.md
camera.go		camera.go
hittable.go		hittable.go
main.go		main.go
output		output
ray.go		ray.go
sphere.go		sphere.go
vec3.go		vec3.go

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