X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altoslib%2FAltosConvert.java;h=0d25c6d76d0eb50061a4938c4f5d9ed418a83524;hb=ffbacb4ba9fc52de18bc54eb0d4b9e4f015ad1a4;hp=5b3ff39187d3a8452e149287361aaa7eb83d7ac4;hpb=222158581887b5f9e8b9843d14321c313fa023fa;p=fw%2Faltos

diff --git a/altoslib/AltosConvert.java b/altoslib/AltosConvert.java
index 5b3ff391..0d25c6d7 100644
--- a/altoslib/AltosConvert.java
+++ b/altoslib/AltosConvert.java
@@ -184,6 +184,18 @@ public class AltosConvert {
 		return altitude;
 	}
 
+	public static double degrees_to_radians(double degrees) {
+		if (degrees == AltosLib.MISSING)
+			return AltosLib.MISSING;
+		return degrees * (Math.PI / 180.0);
+	}
+
+	public static double radians_to_degrees(double radians) {
+		if (radians == AltosLib.MISSING)
+			return AltosLib.MISSING;
+		return radians * (180.0 / Math.PI);
+	}
+
 	public static double
 	cc_battery_to_voltage(double battery)
 	{
@@ -392,6 +404,7 @@ public class AltosConvert {
 	}
 
 	public static double acceleration_from_sensor(double sensor, double plus_g, double minus_g, double ground) {
+
 		if (sensor == AltosLib.MISSING)
 			return AltosLib.MISSING;
 
@@ -403,6 +416,10 @@ public class AltosConvert {
 
 		double counts_per_g = (plus_g - minus_g) / 2.0;
 		double counts_per_mss = counts_per_g / gravity;
+
+		if (counts_per_mss == 0)
+			return AltosLib.MISSING;
+
 		return (sensor - ground) / counts_per_mss;
 	}