From d3ee4ebf6454614130054edca653bed418818fe7 Mon Sep 17 00:00:00 2001
From: Reilly Callaway <reilly.callaway@gmail.com>
Date: Wed, 30 Mar 2022 14:07:15 +1100
Subject: [PATCH] AP_Math: Add kg/m^3 to g/cm^3 conversion define

---
 libraries/AP_Math/definitions.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/AP_Math/definitions.h b/libraries/AP_Math/definitions.h
index 89a1dbb1d8..446c92fd78 100644
--- a/libraries/AP_Math/definitions.h
+++ b/libraries/AP_Math/definitions.h
@@ -117,3 +117,6 @@ static const double WGS84_E = (sqrt(2 * WGS84_F - WGS84_F * WGS84_F));
 
 // Amps microseconds to milliamp hours
 #define AUS_TO_MAH 0.0000002778f
+
+// kg/m^3 to g/cm^3
+#define KG_PER_M3_TO_G_PER_CM3(x) (0.001 * x)