Disabled external gits

Alpano/tests/ch/epfl/alpano/sigcheck/SignatureChecks_06.java

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+package ch.epfl.alpano.sigcheck;
+
+import java.util.function.DoubleUnaryOperator;
+
+import ch.epfl.alpano.Panorama;
+import ch.epfl.alpano.PanoramaComputer;
+import ch.epfl.alpano.PanoramaParameters;
+import ch.epfl.alpano.dem.ContinuousElevationModel;
+import ch.epfl.alpano.dem.ElevationProfile;
+
+final class SignatureChecks_06 {
+    private SignatureChecks_06() {}
+
+    void checkPanorama(Panorama p) {
+        PanoramaParameters pp = p.parameters();
+        int x = 0;
+        float d = p.distanceAt(x, x);
+        d = p.distanceAt(x, x, d);
+        d = p.longitudeAt(x, x);
+        d = p.latitudeAt(x, x);
+        d = p.elevationAt(x, x);
+        d = p.slopeAt(x, x);
+        checkPanoramaBuilder(pp);
+    }
+
+    void checkPanoramaBuilder(PanoramaParameters pp) {
+        Panorama.Builder b = new Panorama.Builder(pp);
+        int x = 0;
+        float d = 0;
+        b.setDistanceAt(x, x, d);
+        b.setLongitudeAt(x, x, d);
+        b.setLatitudeAt(x, x, d);
+        b.setElevationAt(x, x, d);
+        b.setSlopeAt(x, x, d);
+        Panorama p = b.build();
+        checkPanorama(p);
+    }
+
+    void checkPanoramaComputer(PanoramaParameters pp) {
+        ContinuousElevationModel d = null;
+        PanoramaComputer pc = new PanoramaComputer(d);
+        Panorama p = pc.computePanorama(pp);
+        checkPanorama(p);
+        double y = 0;
+        ElevationProfile pr = null;
+        DoubleUnaryOperator o = PanoramaComputer.rayToGroundDistance(pr, y, y);
+        System.out.println(o);
+    }
+}