From dcc6947e0e9e2f121253609a8627a461aa2c15a7 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 28 Feb 2021 23:29:11 +0000
Subject: Global definition of quarter_pi

---
 lib/maths.h         | 1 +
 test/test-maths.cpp | 1 -
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/maths.h b/lib/maths.h
index 89cb7cb..c072283 100644
--- a/lib/maths.h
+++ b/lib/maths.h
@@ -23,6 +23,7 @@ constexpr const glm::vec3 south {0, 0, -1};
 constexpr const glm::vec3 east {-1, 0, 0};
 constexpr const glm::vec3 west {1, 0, 0};
 constexpr auto half_pi {glm::half_pi<float>()};
+constexpr auto quarter_pi {half_pi / 2};
 constexpr auto pi {glm::pi<float>()};
 constexpr auto two_pi {glm::two_pi<float>()};
 
diff --git a/test/test-maths.cpp b/test/test-maths.cpp
index 6151c39..a2e1953 100644
--- a/test/test-maths.cpp
+++ b/test/test-maths.cpp
@@ -7,7 +7,6 @@
 #include <glm/glm.hpp>
 #include <maths.h>
 #include <tuple>
-constexpr auto quarter_pi = pi / 4.F;
 
 using vecter_to_angle = std::tuple<glm::vec3, float>;
 BOOST_DATA_TEST_CASE(test_vector_yaw,
-- 
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