test_clairaut()

static void test_clairaut ( void  )

static

Definition at line 363 of file cu_geodetic.c.

References clairaut_cartesian(), clairaut_geographic(), geog2cart(), GEOGRAPHIC_POINT::lat, GEOGRAPHIC_POINT::lon, and point_set().

Referenced by geodetic_suite_setup().

{

        GEOGRAPHIC_POINT gs, ge;
        POINT3D vs, ve;
        GEOGRAPHIC_POINT g_out_top, g_out_bottom, v_out_top, v_out_bottom;

        point_set(-45.0, 60.0, &gs);
        point_set(135.0, 60.0, &ge);

        geog2cart(&gs, &vs);
        geog2cart(&ge, &ve);

        clairaut_cartesian(&vs, &ve, &v_out_top, &v_out_bottom);
        clairaut_geographic(&gs, &ge, &g_out_top, &g_out_bottom);

        CU_ASSERT_DOUBLE_EQUAL(v_out_top.lat, g_out_top.lat, 0.000001);
        CU_ASSERT_DOUBLE_EQUAL(v_out_top.lon, g_out_top.lon, 0.000001);
        CU_ASSERT_DOUBLE_EQUAL(v_out_bottom.lat, g_out_bottom.lat, 0.000001);
        CU_ASSERT_DOUBLE_EQUAL(v_out_bottom.lon, g_out_bottom.lon, 0.000001);

        gs.lat = 1.3021240033804449;
        ge.lat = 1.3021240033804449;
        gs.lon = -1.3387392931438733;
        ge.lon = 1.80285336044592;

        geog2cart(&gs, &vs);
        geog2cart(&ge, &ve);

        clairaut_cartesian(&vs, &ve, &v_out_top, &v_out_bottom);
        clairaut_geographic(&gs, &ge, &g_out_top, &g_out_bottom);

        CU_ASSERT_DOUBLE_EQUAL(v_out_top.lat, g_out_top.lat, 0.000001);
        CU_ASSERT_DOUBLE_EQUAL(v_out_top.lon, g_out_top.lon, 0.000001);
        CU_ASSERT_DOUBLE_EQUAL(v_out_bottom.lat, g_out_bottom.lat, 0.000001);
        CU_ASSERT_DOUBLE_EQUAL(v_out_bottom.lon, g_out_bottom.lon, 0.000001);
}

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