From 1bcf5377856e2a132d4c4bc85d2911c2458b1d5e Mon Sep 17 00:00:00 2001
From: Jakob Bornecrantz <jakob@collabora.com>
Date: Mon, 16 Sep 2019 16:35:45 +0100
Subject: [PATCH] aux/math: Add standard gravity value

---
 src/xrt/auxiliary/math/m_api.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/xrt/auxiliary/math/m_api.h b/src/xrt/auxiliary/math/m_api.h
index d9b770800..047a36436 100644
--- a/src/xrt/auxiliary/math/m_api.h
+++ b/src/xrt/auxiliary/math/m_api.h
@@ -35,6 +35,19 @@ extern "C" {
  * @brief C interface to some transform-related math functions.
  */
 
+/*
+ *
+ * Defines.
+ *
+ */
+
+/*!
+ * Standard gravity acceleration constant.
+ *
+ * @ingroup aux_math
+ */
+#define MATH_GRAVITY_M_S2 (9.8066)
+
 
 /*
  *