1 files changed, 5 insertions, 0 deletions
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));
 }