From 953f475b857fcf2f12a0175fb214ed13cf41d1c9 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Wed, 26 Feb 2025 18:31:18 +0000
Subject: Add range support for OpenMesh::PolyConnectivity::EntityRange

---
 thirdparty/openmesh/helpers.h | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'thirdparty')

diff --git a/thirdparty/openmesh/helpers.h b/thirdparty/openmesh/helpers.h
index d148c06..a0105c8 100644
--- a/thirdparty/openmesh/helpers.h
+++ b/thirdparty/openmesh/helpers.h
@@ -4,8 +4,8 @@
 #include <ranges>
 
 namespace OpenMesh {
-	template<typename Iter, typename CenterEntityHandle>
-	using IteratorFunction = Iter (OpenMesh::PolyConnectivity::*)(CenterEntityHandle) const;
+	template<typename Iter, typename... IterParams>
+	using IteratorFunction = Iter (OpenMesh::PolyConnectivity::*)(IterParams...) const;
 
 	template<typename Iter, typename CenterEntityHandle, IteratorFunction<Iter, CenterEntityHandle> BeginFunc,
 			IteratorFunction<Iter, CenterEntityHandle> EndFunc, typename Adaptor>
@@ -17,6 +17,16 @@ namespace OpenMesh {
 		return std::views::iota(range.begin(), range.end()) | std::forward<Adaptor>(adaptor);
 	}
 
+	template<typename Iter, IteratorFunction<Iter> BeginFunc, IteratorFunction<Iter> EndFunc, typename Adaptor>
+	auto
+	operator|(
+			const OpenMesh::PolyConnectivity::EntityRange<const OpenMesh::PolyConnectivity, Iter, BeginFunc, EndFunc> &
+					range,
+			Adaptor && adaptor)
+	{
+		return std::views::iota(range.begin(), range.end()) | std::forward<Adaptor>(adaptor);
+	}
+
 	namespace Helpers {
 		template<typename Type, template<typename> typename PropertyT> struct Property : public PropertyT<Type> {
 			template<typename... Params> explicit Property(OpenMesh::BaseKernel * kernel, Params &&... params)
-- 
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