Horizontal sundial calculations: Difference between revisions

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@@ Line 761: / Line 761: @@
         System.out.println();
-        slat = Math.sin(degToRad(lat));
+        slat = Math.sin(Math.toRadians(lat));
         System.out.printf("sine of latitude: %.3f\n", slat);
         System.out.printf("diff longitude: %.3f\n\n", lng - ref);
@@ Line 771: / Line 771: @@
             hra = 15.0 * h;
             hra = hra - lng + ref;
-            hraRad = degToRad(hra);
+            hraRad = Math.toRadians(hra);
-            hla = radToDeg(Math.atan2(Math.sin(hraRad)*Math.sin(degToRad(lat)), Math.cos(hraRad)));
+            hla = Math.toDegrees(Math.atan2(Math.sin(hraRad)*Math.sin(Math.toRadians(lat)), Math.cos(hraRad)));
             System.out.printf("HR= %3d;  \t  HRA=%7.3f;  \t  HLA= %7.3f\n",
                     h, hra, hla);
         }
-    }
-    private static double degToRad(double deg) {
-        return deg * Math.PI / 180;
-    }
-    private static double radToDeg(double rad) {
-        return rad * 180 / Math.PI;
     }
 }</lang>