From c7b44a692588e780edbea446e9bae65f2f2b1443 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Sun, 29 Nov 2020 12:25:46 +0300
Subject: [PATCH] Add box::corner - N-d lerp inside a box

---
 libs/geom/include/psemek/geom/box.hpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/libs/geom/include/psemek/geom/box.hpp b/libs/geom/include/psemek/geom/box.hpp
index 410dd52a..faf6baed 100644
--- a/libs/geom/include/psemek/geom/box.hpp
+++ b/libs/geom/include/psemek/geom/box.hpp
@@ -65,6 +65,18 @@ namespace psemek::geom
 			return p;
 		}
 
+		template <typename ... Ts>
+		point_type corner(Ts const & ... ts) const
+		{
+			static_assert(sizeof...(Ts) == N);
+
+			T w[N] = {ts...};
+			point_type res;
+			for (std::size_t i = 0; i < N; ++i)
+				res[i] = lerp(axes[i], w[i]);
+			return res;
+		}
+
 		box & operator += (vector_type const & delta);
 		box & operator -= (vector_type const & delta);