Start filling in temperature and nitrox data in dive list

[ext/subsurface.git] / dive.h

diff --git a/dive.h b/dive.h
index 6c5dbcc23496cf0730bb3fc1b701b9f8f66e4a48..bbc5c67ae36413fead1c033f136e7685aa001d6c 100644 (file)
--- a/dive.h
+++ b/dive.h
@@ -91,18 +91,28 @@ static inline int to_feet(depth_t depth)
        return depth.mm * 0.00328084 + 0.5;
 }
 
+static double mkelvin_to_C(int mkelvin)
+{
+       return (mkelvin - 273150) / 1000.0;
+}
+
+static double mkelvin_to_F(int mkelvin)
+{
+       return mkelvin * 9 / 5000.0 - 459.670;
+}
+
 static inline int to_C(temperature_t temp)
 {
        if (!temp.mkelvin)
                return 0;
-       return (temp.mkelvin - 273150 + 499) / 1000;
+       return mkelvin_to_C(temp.mkelvin) + 0.5;
 }
 
 static inline int to_F(temperature_t temp)
 {
        if (!temp.mkelvin)
                return 0;
-       return temp.mkelvin * 9 / 5000.0 - 459.670 + 0.5;
+       return mkelvin_to_F(temp.mkelvin) + 0.5;
 }
 
 static inline int to_K(temperature_t temp)