From 968d8a86f5a7e08f71bd449a466cc467efb11e3d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nguy=E1=BB=85n=20Gia=20Phong?= <mcsinyx@disroot.org>
Date: Sat, 25 Mar 2023 22:14:03 +0900
Subject: Convert square of norm calculation to Zig

---
 src/misc.zig | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/misc.zig')

diff --git a/src/misc.zig b/src/misc.zig
index 0b1ad54..f2db3d1 100644
--- a/src/misc.zig
+++ b/src/misc.zig
@@ -387,6 +387,11 @@ fn dot(u: anytype, v: @TypeOf(u)) Child(@TypeOf(u)) {
     return @reduce(.Add, u * v);
 }
 
+export fn sqrlen(v: XYZ) f32 {
+    const u = @bitCast(@Vector(3, f32), v);
+    return dot(u, u);
+}
+
 fn norm(v: anytype) Child(@TypeOf(v)) {
     return @sqrt(dot(v, v));
 }
-- 
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