Added building samples on CI

Author: gistrec

.circleci/config.yml

@@ -41,10 +41,5 @@ workflows:
     version: 2
     build_and_test:
         jobs:
-            - gtest:
-                filters:
-                    branches:
-                        only:
-                            - master
-                            - develop
-                            - tests
+            - gtest
+            - samples

samples/Samples.cpp

@@ -0,0 +1,28 @@
+#include <iostream>
+#include <vector>
+
+#include "SphericalUtil.hpp"
+
+
+int main() {
+    LatLng up    = { 90.0,    0.0 };
+    LatLng down  = {-90.0,    0.0 };
+    LatLng front = {  0.0,    0.0 };
+    LatLng right = {  0.0,   90.0 };
+
+    auto angle = SphericalUtil::computeAngleBetween(up, right);
+    std::cout << "The angle between up and right is " << rad2deg(angle) << " degrees" << std::endl;
+
+    auto distance = SphericalUtil::computeDistanceBetween(up, down);
+    std::cout << "The distance between up and down is " << distance << " meters" << std::endl;
+
+    std::vector<LatLng> points = { front, up, right };
+
+    auto length = SphericalUtil::computeLength(points);
+    std::cout << "The length between front, up and right is " << length << " meters" << std::endl;
+
+    auto area = SphericalUtil::computeArea(points);
+    std::cout << "The area between front, up and right is " << area << " square meters" << std::endl;
+
+    return 0;
+}