From cd21e0322510bdd95c5d53075f80c49efcb2f24d Mon Sep 17 00:00:00 2001
From: Hendiadyoin1 <leon2002.la@gmail.com>
Date: Thu, 3 Feb 2022 12:48:17 +0100
Subject: AK+Everywhere: Add sincos and use it in some places

Calculating sin and cos at once is quite a bit cheaper than calculating
them individually.
x87 has even a dedicated instruction for it: `fsincos`.
---
 Userland/Libraries/LibGfx/Matrix4x4.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Userland/Libraries/LibGfx/Matrix4x4.h')

diff --git a/Userland/Libraries/LibGfx/Matrix4x4.h b/Userland/Libraries/LibGfx/Matrix4x4.h
index 4637f4e816..4e0c6dda8c 100644
--- a/Userland/Libraries/LibGfx/Matrix4x4.h
+++ b/Userland/Libraries/LibGfx/Matrix4x4.h
@@ -70,8 +70,8 @@ constexpr static Matrix4x4<T> scale_matrix(const Vector3<T>& s)
 template<typename T>
 constexpr static Matrix4x4<T> rotation_matrix(const Vector3<T>& axis, T angle)
 {
-    T c = AK::cos(angle);
-    T s = AK::sin(angle);
+    T c, s;
+    AK::sincos(angle, s, c);
     T t = 1 - c;
     T x = axis.x();
     T y = axis.y();
-- 
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