From 8dfddcd7dba3752ab44fd9f30cc1533561aabe75 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Tue, 20 Sep 2016 22:21:32 +0200
Subject: api/tracker: merge from unstable

- fix gimbal lock
- use right Tait-Bryan conversion to/from matrix, not generic
inapplicable euler conversion
- adjust for timer inaccuracy, therefore running at constant Hz
that's actually the specified Hz
---
 opentrack-compat/nan.hpp | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 opentrack-compat/nan.hpp

(limited to 'opentrack-compat/nan.hpp')

diff --git a/opentrack-compat/nan.hpp b/opentrack-compat/nan.hpp
new file mode 100644
index 00000000..9926da13
--- /dev/null
+++ b/opentrack-compat/nan.hpp
@@ -0,0 +1,11 @@
+#pragma once
+
+#include "export.hpp"
+
+#if defined(__GNUC__)
+extern "C" OPENTRACK_COMPAT_EXPORT bool __attribute__ ((noinline)) nanp(double value);
+#elif defined(_WIN32)
+extern "C" OPENTRACK_COMPAT_EXPORT __declspec(noinline) bool nanp(double value);
+#else
+extern "C" OPENTRACK_COMPAT_EXPORT bool nanp(double value);
+#endif
-- 
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