Remove unused ellipsoid.vincentyInitialBearing() method

src/ol/ellipsoid/ellipsoid.js

@@ -167,19 +167,3 @@ ol.Ellipsoid.prototype.vincentyFinalBearing =
   var vincenty = this.vincenty(c1, c2, opt_minDeltaLambda, opt_maxIterations);
   return vincenty.finalBearing;
 };
-
-
-/**
- * Returns the initial bearing from c1 to c2 using Vincenty.
- *
- * @param {ol.Coordinate} c1 Coordinate 1.
- * @param {ol.Coordinate} c2 Coordinate 1.
- * @param {number=} opt_minDeltaLambda Minimum delta lambda for convergence.
- * @param {number=} opt_maxIterations Maximum iterations.
- * @return {number} Initial bearing.
- */
-ol.Ellipsoid.prototype.vincentyInitialBearing =
-    function(c1, c2, opt_minDeltaLambda, opt_maxIterations) {
-  var vincenty = this.vincenty(c1, c2, opt_minDeltaLambda, opt_maxIterations);
-  return vincenty.initialBearing;
-};

test/spec/ol/ellipsoid/ellipsoid.test.js

@@ -8,280 +8,240 @@ describe('ol.Ellipsoid', function() {
       c1: [0, 0],
       c2: [0, 0],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [0, 0],
       c2: [45, 45],
       vincentyFinalBearing: 54.890773827979565,
-      vincentyInitialBearing: 35.41005890511814,
       vincentyDistance: 6662472.718217184
     },
     {
       c1: [0, 0],
       c2: [45, -45],
       vincentyFinalBearing: 125.10922617202044,
-      vincentyInitialBearing: 144.58994109488185,
       vincentyDistance: 6662472.718217184
     },
     {
       c1: [0, 0],
       c2: [-45, -45],
       vincentyFinalBearing: -125.10922617202044,
-      vincentyInitialBearing: -144.58994109488185,
       vincentyDistance: 6662472.718217184
     },
     {
       c1: [0, 0],
       c2: [-45, 45],
       vincentyFinalBearing: -54.890773827979565,
-      vincentyInitialBearing: -35.41005890511814,
       vincentyDistance: 6662472.718217184
     },
     {
       c1: [0, 0],
       c2: [180, 90],
       vincentyFinalBearing: 180,
-      vincentyInitialBearing: 4.296211503097554e-31,
       vincentyDistance: 10001965.729311794
     },
     {
       c1: [0, 0],
       c2: [180, -90],
       vincentyFinalBearing: 7.0164775638926606e-15,
-      vincentyInitialBearing: 180,
       vincentyDistance: 10001965.729311794
     },
     {
       c1: [0, 0],
       c2: [-180, 90],
       vincentyFinalBearing: -180,
-      vincentyInitialBearing: -4.296211503097554e-31,
       vincentyDistance: 10001965.729311794
     },
     {
       c1: [0, 0],
       c2: [-180, 90],
       vincentyFinalBearing: -180,
-      vincentyInitialBearing: -4.296211503097554e-31,
       vincentyDistance: 10001965.729311794
     },
     {
       c1: [45, 45],
       c2: [45, 45],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [45, 45],
       c2: [45, -45],
       vincentyFinalBearing: 180,
-      vincentyInitialBearing: 180,
       vincentyDistance: 9969888.755957305
     },
     {
       c1: [45, 45],
       c2: [-45, -45],
       vincentyFinalBearing: -125.10922617202044,
-      vincentyInitialBearing: -125.10922617202044,
       vincentyDistance: 13324945.436434371
     },
     {
       c1: [45, 45],
       c2: [-45, 45],
       vincentyFinalBearing: -125.27390277185786,
-      vincentyInitialBearing: -54.726097228142166,
       vincentyDistance: 6690232.932559058
     },
     {
       c1: [45, 45],
       c2: [180, 90],
       vincentyFinalBearing: 135,
-      vincentyInitialBearing: 3.5023624896823797e-15,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [45, 45],
       c2: [180, -90],
       vincentyFinalBearing: 45.00000000000001,
-      vincentyInitialBearing: 180,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [45, 45],
       c2: [-180, 90],
       vincentyFinalBearing: 135.00000000000003,
-      vincentyInitialBearing: 3.5023624896823793e-15,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [45, 45],
       c2: [-180, 90],
       vincentyFinalBearing: 135.00000000000003,
-      vincentyInitialBearing: 3.5023624896823793e-15,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [45, -45],
       c2: [45, -45],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [45, -45],
       c2: [-45, -45],
       vincentyFinalBearing: -54.726097228142166,
-      vincentyInitialBearing: -125.27390277185786,
       vincentyDistance: 6690232.932559058
     },
     {
       c1: [45, -45],
       c2: [-45, 45],
       vincentyFinalBearing: -54.890773827979565,
-      vincentyInitialBearing: -54.890773827979565,
       vincentyDistance: 13324945.436434371
     },
     {
       c1: [45, -45],
       c2: [180, 90],
       vincentyFinalBearing: 135,
-      vincentyInitialBearing: 3.5023624896823797e-15,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [45, -45],
       c2: [180, -90],
       vincentyFinalBearing: 45.00000000000001,
-      vincentyInitialBearing: 180,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [45, -45],
       c2: [-180, 90],
       vincentyFinalBearing: 135.00000000000003,
-      vincentyInitialBearing: 3.5023624896823793e-15,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [45, -45],
       c2: [-180, 90],
       vincentyFinalBearing: 135.00000000000003,
-      vincentyInitialBearing: 3.5023624896823793e-15,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [-45, -45],
       c2: [-45, -45],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [-45, -45],
       c2: [-45, 45],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 9969888.755957305
     },
     {
       c1: [-45, -45],
       c2: [180, 90],
       vincentyFinalBearing: -135.00000000000003,
-      vincentyInitialBearing: -3.5023624896823793e-15,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [-45, -45],
       c2: [180, -90],
       vincentyFinalBearing: -44.999999999999986,
-      vincentyInitialBearing: -180,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [-45, -45],
       c2: [-180, 90],
       vincentyFinalBearing: -135,
-      vincentyInitialBearing: -3.5023624896823797e-15,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [-45, -45],
       c2: [-180, 90],
       vincentyFinalBearing: -135,
-      vincentyInitialBearing: -3.5023624896823797e-15,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [-45, 45],
       c2: [-45, 45],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [-45, 45],
       c2: [180, 90],
       vincentyFinalBearing: -135.00000000000003,
-      vincentyInitialBearing: -3.5023624896823793e-15,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [-45, 45],
       c2: [180, -90],
       vincentyFinalBearing: -44.999999999999986,
-      vincentyInitialBearing: -180,
       vincentyDistance: 14986910.107290443
     },
     {
       c1: [-45, 45],
       c2: [-180, 90],
       vincentyFinalBearing: -135,
-      vincentyInitialBearing: -3.5023624896823797e-15,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [-45, 45],
       c2: [-180, 90],
       vincentyFinalBearing: -135,
-      vincentyInitialBearing: -3.5023624896823797e-15,
       vincentyDistance: 5017021.35133314
     },
     {
       c1: [180, 90],
       c2: [180, 90],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [180, -90],
       c2: [180, -90],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [-180, 90],
       c2: [-180, 90],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [-180, 90],
       c2: [-180, 90],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     },
     {
       c1: [-180, 90],
       c2: [-180, 90],
       vincentyFinalBearing: 0,
-      vincentyInitialBearing: 0,
       vincentyDistance: 0
     }
   ];
@@ -297,8 +257,6 @@ describe('ol.Ellipsoid', function() {
             expect(v.distance).to.roughlyEqual(e.vincentyDistance, 1e-8);
             expect(v.finalBearing).to.roughlyEqual(
                 e.vincentyFinalBearing, 1e-9);
-            expect(v.initialBearing).to.roughlyEqual(
-                e.vincentyInitialBearing, 1e-9);
           }
         });
 
@@ -335,22 +293,6 @@ describe('ol.Ellipsoid', function() {
 
   });
 
-  describe('vincentyInitialBearing', function() {
-
-    it('returns the same distances as Chris Veness\'s reference implementation',
-        function() {
-          var e, i, vincentyInitialBearing;
-          for (i = 0; i < expected.length; ++i) {
-            e = expected[i];
-            vincentyInitialBearing = ol.ellipsoid.WGS84.vincentyInitialBearing(
-                e.c1, e.c2, 1e-12, 100);
-            expect(vincentyInitialBearing).to.roughlyEqual(
-                e.vincentyInitialBearing, 1e-9);
-          }
-        });
-
-  });
-
 });