From 385efe5ff9dee15d20d5d6c25597dc6ad79067bc Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Fri, 7 Jan 2022 23:48:43 +0300
Subject: [PATCH] Fix cg::edges

---
 libs/cg/include/psemek/cg/body/body.hpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libs/cg/include/psemek/cg/body/body.hpp b/libs/cg/include/psemek/cg/body/body.hpp
index bb1e7abe..7486b20f 100644
--- a/libs/cg/include/psemek/cg/body/body.hpp
+++ b/libs/cg/include/psemek/cg/body/body.hpp
@@ -86,10 +86,13 @@ namespace psemek::cg
 
 		using index_type = std::remove_cvref_t<decltype((*std::begin(fs))[0])>;
 
+		using std::begin;
+		using std::end;
+
 		std::vector<geom::segment<index_type>> result;
 		for (auto const & f : fs)
 		{
-			for (auto it = std::begin(f), jt = std::prev(std::end(f)); ++it, ++jt; it != std::end(f))
+			for (auto it = begin(f), jt = std::prev(end(f)); it != end(f); jt = it++)
 			{
 				geom::segment<index_type> s{*jt, *it};
 				if (s[0] > s[1]) std::swap(s[0], s[1]);