From d63f5ce1cb86e69da28bd74b21e9452dbd88a38f Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 28 Feb 2021 15:42:39 +0000
Subject: Move utility to lib

---
 lib/stream_support.hpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 lib/stream_support.hpp

(limited to 'lib/stream_support.hpp')

diff --git a/lib/stream_support.hpp b/lib/stream_support.hpp
new file mode 100644
index 0000000..1ee1661
--- /dev/null
+++ b/lib/stream_support.hpp
@@ -0,0 +1,42 @@
+#ifndef STREAM_SUPPORT_H
+#define STREAM_SUPPORT_H
+
+#include <glm/glm.hpp>
+#include <iostream>
+#include <maths.h>
+
+namespace std {
+	template<glm::length_t L, glm::length_t R, typename T, glm::qualifier Q>
+	std::ostream &
+	operator<<(std::ostream & s, const glm::mat<L, R, T, Q> & m)
+	{
+		for (int y = 0; y < m.length(); y++) {
+			const auto & col = m[y];
+			for (int x = 0; x < col.length(); x++) {
+				s << col[x] << ", ";
+			}
+			s << "\n";
+		}
+		return s;
+	}
+
+	template<glm::length_t L, typename T, glm::qualifier Q>
+	std::ostream &
+	operator<<(std::ostream & s, const glm::vec<L, T, Q> & v)
+	{
+		for (int x = 0; x < L; x++) {
+			s << v[x] << ", ";
+		}
+		return s;
+	}
+
+	inline std::ostream &
+	operator<<(std::ostream & s, const Arc & arc)
+	{
+		return s << arc.first << " ↺ " << arc.second;
+	}
+}
+
+#define CLOG(x) std::clog << #x " : " << x << "\n";
+
+#endif
-- 
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