================
@@ -71,6 +71,27 @@ constexpr vector<T, L> reflect_vec_impl(vector<T, L> I,
vector<T, L> N) {
#endif
}
+template <typename T> constexpr T refract_impl(T I, T N, T eta) {
+ T k = 1 - eta * eta * (1 - (N * I * N *I));
----------------
kmpeng wrote:
Variables should [start with an upper-case
letter](https://llvm.org/docs/CodingStandards.html#name-types-functions-variables-and-enumerators-properly)
(i.e. K, Eta). Should be upper-case in the other files too.
https://github.com/llvm/llvm-project/pull/136026
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