From 499c24ce7530b484b103fa714e94fc72ef6acfc2 Mon Sep 17 00:00:00 2001
From: Jacques Lucke <jacques@blender.org>
Date: Wed, 24 Nov 2021 17:49:33 +0100
Subject: BLI: add slice method to index mask and generic span

---
 source/blender/blenlib/intern/index_mask.cc | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'source/blender/blenlib/intern/index_mask.cc')

diff --git a/source/blender/blenlib/intern/index_mask.cc b/source/blender/blenlib/intern/index_mask.cc
index cba985b8a44..d726dff6d16 100644
--- a/source/blender/blenlib/intern/index_mask.cc
+++ b/source/blender/blenlib/intern/index_mask.cc
@@ -18,6 +18,11 @@
 
 namespace blender {
 
+IndexMask IndexMask::slice(IndexRange slice) const
+{
+  return IndexMask(indices_.slice(slice));
+}
+
 /**
  * Create a sub-mask that is also shifted to the beginning. The shifting to the beginning allows
  * code to work with smaller indices, which is more memory efficient.
-- 
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