Angle difference between two bearings: Difference between revisions

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@@ Line 535: / Line 535: @@
 class Angle(d: Double) {
-    val value: Double
+    val value = when {
+       d in -180.0 .. 180.0 -> d
+       d > 180.0            -> (d - 180.0) % 360.0 - 180.0
-    init {
+       else                 -> (d + 180.0) % 360.0 + 180.0
-        value = when {
-           d in -180.0 .. 180.0 -> d
-           d > 180.0            -> (d - 180.0) % 360.0 - 180.0
-           else                 -> (d + 180.0) % 360.0 + 180.0
-        }
     }
     operator fun minus(other: Angle) = Angle(this.value - other.value)
 }
 fun main(args: Array<String>) {
-    var anglePairs = arrayOf(
+    val anglePairs = arrayOf(
 .0 to 45.0,
         -45.0 to 45.0,
@@ Line 564: / Line 560: @@
     )
     println("       b1            b2           diff")
-    var f = "% 12.4f  % 12.4f  % 12.4f"
+    val f = "% 12.4f  % 12.4f  % 12.4f"
     for (ap in anglePairs) {
         val diff = Angle(ap.second) - Angle(ap.first)