From 4fda9665334732a6e67d92a8b2c6a03402e74fa1 Mon Sep 17 00:00:00 2001
From: "diego.mateos" <diego.mateos@mecalux.com>
Date: Thu, 25 Jan 2024 16:14:40 +0100
Subject: [PATCH] modify facet filler

---
 glm/gtx/io.hpp | 10 ++++++++++
 glm/gtx/io.inl | 19 +++++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/glm/gtx/io.hpp b/glm/gtx/io.hpp
index f30cd0fe..40aa63c4 100644
--- a/glm/gtx/io.hpp
+++ b/glm/gtx/io.hpp
@@ -141,6 +141,14 @@ namespace glm
 			GLM_FUNC_DECL explicit delimeter(CTy /* left */, CTy /* right */, CTy /* separator */ = ',');
 		};
 
+		template<typename CTy>
+		struct filler
+		{
+			CTy value[2];
+
+			GLM_FUNC_DECL explicit filler(CTy /* Space */ = ' ', CTy /* Newline */ = '\n');
+		};
+
 		struct order
 		{
 			order_type value;
@@ -164,6 +172,8 @@ namespace glm
 		template<typename CTy, typename CTr>
 		std::basic_ostream<CTy, CTr>& operator<<(std::basic_ostream<CTy, CTr>&, delimeter<CTy> const&);
 		template<typename CTy, typename CTr>
+		std::basic_ostream<CTy, CTr>& operator<<(std::basic_ostream<CTy, CTr>&, filler<CTy> const&);
+		template<typename CTy, typename CTr>
 		std::basic_ostream<CTy, CTr>& operator<<(std::basic_ostream<CTy, CTr>&, order const&);
 	}//namespace io
 
diff --git a/glm/gtx/io.inl b/glm/gtx/io.inl
index d4ef825e..dbe84325 100644
--- a/glm/gtx/io.inl
+++ b/glm/gtx/io.inl
@@ -95,6 +95,14 @@ namespace io
 		value[2] = c;
 	}
 
+    template<typename CTy>
+    GLM_FUNC_QUALIFIER filler<CTy>::filler(CTy a, CTy b)
+        : value()
+    {
+        value[0] = a;
+        value[1] = b;
+    }
+
 	GLM_FUNC_QUALIFIER order::order(order_type a)
 		: value(a)
 	{}
@@ -148,6 +156,17 @@ namespace io
 		return os;
 	}
 
+	template<typename CTy, typename CTr>
+	GLM_FUNC_QUALIFIER  std::basic_ostream<CTy, CTr>& operator<<(std::basic_ostream<CTy, CTr>& os, filler<CTy> const& a)
+	{
+		format_punct<CTy> & fmt(const_cast<format_punct<CTy>&>(get_facet<format_punct<CTy> >(os)));
+
+		fmt.space  = a.value[0];
+		fmt.newline = a.value[1];
+
+		return os;
+	}
+
 	template<typename CTy, typename CTr>
 	GLM_FUNC_QUALIFIER std::basic_ostream<CTy, CTr>& operator<<(std::basic_ostream<CTy, CTr>& os, order const& a)
 	{