From bdf1cb4ec317304c20d53d7726a4380fc70c98e6 Mon Sep 17 00:00:00 2001
From: Erich Gubler <erichdongubler@gmail.com>
Date: Fri, 5 Jan 2024 10:56:24 -0500
Subject: [PATCH] feat(const_eval): impl. `tan`

---
 CHANGELOG.md                        | 1 +
 naga/src/proc/constant_evaluator.rs | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d6b1ccc53..586c943f3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -50,6 +50,7 @@ Bottom level categories:
         - `sinh`
         - `sqrt`
         - `step`
+        - `tan`
 
 ## v0.19.0 (2024-01-17)
 
diff --git a/naga/src/proc/constant_evaluator.rs b/naga/src/proc/constant_evaluator.rs
index bb5a62410..bdf9eec20 100644
--- a/naga/src/proc/constant_evaluator.rs
+++ b/naga/src/proc/constant_evaluator.rs
@@ -869,6 +869,9 @@ impl<'a> ConstantEvaluator<'a> {
             crate::MathFunction::Sinh => {
                 component_wise_float!(self, span, [arg], |e| { Ok([e.sinh()]) })
             }
+            crate::MathFunction::Tan => {
+                component_wise_float!(self, span, [arg], |e| { Ok([e.tan()]) })
+            }
             crate::MathFunction::Sqrt => {
                 component_wise_float!(self, span, [arg], |e| { Ok([e.sqrt()]) })
             }