OpenSpace/tests/test_latlonpatch.cpp

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 * OpenSpace                                                                             *
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#include <catch2/catch_test_macros.hpp>

#include <modules/globebrowsing/src/basictypes.h>
#include <modules/globebrowsing/src/geodeticpatch.h>
#include <ghoul/glm.h>

TEST_CASE("LatLonPatch: findCenterControlPoint", "[latlonpatch]") {
    using namespace openspace::globebrowsing;

    const GeodeticPatch patch(0, 0, glm::pi<float>() / 4.f, glm::pi<float>() / 4.f);
}

TEST_CASE("LatLonPatch: Find Closest Corner", "[latlonpatch]") {
    using namespace openspace::globebrowsing;

    constexpr float piOver4 = glm::pi<float>() / 4.f;
    const Geodetic2 halfSize { piOver4, piOver4 };
    const Geodetic2 center { 0, 0 };
    const GeodeticPatch patch(center, halfSize);

    constexpr float piOver3 = glm::pi<float>() / 3.f;
    const Geodetic2 point { piOver3, piOver3 };

    const Geodetic2 closestCorner = patch.closestCorner(point);
    const Geodetic2 northEastCorner = patch.corner(NORTH_EAST);

    CHECK(closestCorner.lat == northEastCorner.lat);
    CHECK(closestCorner.lon == northEastCorner.lon);
}

TEST_CASE("LatLonPatch: Find Closest Corner 2", "[latlonpatch]") {
    using namespace openspace::globebrowsing;

    constexpr float piOver6 = glm::pi<float>() / 4.f;

    const Geodetic2 halfSize { 1.1 * piOver6, 1.1 * piOver6 };
    const Geodetic2 center { piOver6, piOver6 };
    const GeodeticPatch patch(center, halfSize);

    constexpr Geodetic2 Point { 0, 0 };

    const Geodetic2 closestCorner = patch.closestCorner(Point);
    const Geodetic2 expectedCorner = patch.corner(SOUTH_WEST);

    CHECK(closestCorner.lat == expectedCorner.lat);
    CHECK(closestCorner.lon == expectedCorner.lon);
}