A c++ implementation of the ray tracer challenge [1].

[1] http://raytracerchallenge.com

An exercize in C++, test driven development, and raytracing.

--- Some helpful stuff --

1. "bazel run @hedron_compile_commands//:refresh_all" rebuilds clangd LSP index
2. "bazel test --cxxopt=-std=c++14 --test_output=all //libcpp_rtc:libcpp_rtc_test" runs gtest suite for libcpp_rtc