517 lines
20 KiB
C++
517 lines
20 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/map/transform.hpp>
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#include <mbgl/util/geo.hpp>
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using namespace mbgl;
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TEST(Transform, InvalidScale) {
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Transform transform;
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(1, transform.getScale());
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transform.setScale(2 << 0);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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const double invalid = std::nan("");
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transform.setScale(invalid);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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transform.scaleBy(invalid);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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transform.setZoom(invalid);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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transform.setLatLngZoom({ 0, 0 }, invalid);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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}
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TEST(Transform, InvalidLatLng) {
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Transform transform;
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(1, transform.getScale());
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transform.setScale(2 << 0);
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transform.setLatLng({ 8, 10 });
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ASSERT_DOUBLE_EQ(8, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(10, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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transform.setLatLngZoom({ 10, 8 }, 2);
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ASSERT_DOUBLE_EQ(10, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(8, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(4, transform.getScale());
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const double invalid = std::nan("");
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transform.setLatLngZoom({ invalid, 8 }, 2);
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ASSERT_DOUBLE_EQ(10, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(8, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(4, transform.getScale());
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transform.setLatLngZoom({ 10, invalid }, 2);
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ASSERT_DOUBLE_EQ(10, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(8, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(4, transform.getScale());
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}
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TEST(Transform, InvalidBearing) {
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Transform transform;
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(1, transform.getScale());
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transform.setScale(2 << 0);
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transform.setAngle(2);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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ASSERT_DOUBLE_EQ(2, transform.getAngle());
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const double invalid = std::nan("");
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transform.setAngle(invalid);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(2, transform.getScale());
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ASSERT_DOUBLE_EQ(2, transform.getAngle());
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}
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TEST(Transform, PerspectiveProjection) {
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LatLng loc;
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Transform transform;
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transform.resize({ 1000, 1000 });
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transform.setScale(2 << 9);
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transform.setPitch(0.9);
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transform.setLatLng(LatLng(38, -77));
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// expected values are from mapbox-gl-js
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loc = transform.getLatLng();
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ASSERT_NEAR(-77, loc.longitude, 0.0001);
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ASSERT_NEAR(38, loc.latitude, 0.0001);
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loc = transform.getState().screenCoordinateToLatLng({ 0, 1000 });
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ASSERT_NEAR(-77.59198961199148, loc.longitude, 0.0002);
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ASSERT_NEAR(38.74661326302018, loc.latitude, 0.0001);
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loc = transform.getState().screenCoordinateToLatLng({ 1000, 0 });
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ASSERT_NEAR(-76.75823239205641, loc.longitude, 0.0001);
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ASSERT_NEAR(37.692872969426375, loc.latitude, 0.0001);
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ScreenCoordinate point = transform.getState().latLngToScreenCoordinate({38.74661326302018, -77.59198961199148});
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ASSERT_NEAR(point.x, 0, 0.01);
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ASSERT_NEAR(point.y, 1000, 0.01);
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point = transform.getState().latLngToScreenCoordinate({37.692872969426375, -76.75823239205641});
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ASSERT_NEAR(point.x, 1000, 0.02);
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ASSERT_NEAR(point.y, 0, 0.02);
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}
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TEST(Transform, UnwrappedLatLng) {
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Transform transform;
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transform.resize({ 1000, 1000 });
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transform.setScale(2 << 9);
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transform.setPitch(0.9);
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transform.setLatLng(LatLng(38, -77));
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const TransformState& state = transform.getState();
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LatLng fromGetLatLng = state.getLatLng();
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ASSERT_DOUBLE_EQ(fromGetLatLng.latitude, 38);
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ASSERT_DOUBLE_EQ(fromGetLatLng.longitude, -77);
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LatLng fromScreenCoordinate = state.screenCoordinateToLatLng({ 500, 500 });
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ASSERT_NEAR(fromScreenCoordinate.latitude, 37.999999999999829, 0.0001); // 1.71E-13
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ASSERT_NEAR(fromScreenCoordinate.longitude, -76.999999999999773, 0.0001); // 2.27E-13
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LatLng wrappedForwards = state.screenCoordinateToLatLng(state.latLngToScreenCoordinate({ 38, 283 }));
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ASSERT_NEAR(wrappedForwards.latitude, 37.999999999999716, 0.0001); // 2.84E-13
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ASSERT_NEAR(wrappedForwards.longitude, 282.99999999988751, 0.0001); // 1.1249E-11
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wrappedForwards.wrap();
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ASSERT_NEAR(wrappedForwards.longitude, -77.000000000112493, 0.001); // 1.1249E-11
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LatLng wrappedBackwards = state.screenCoordinateToLatLng(state.latLngToScreenCoordinate({ 38, -437 }));
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ASSERT_NEAR(wrappedBackwards.latitude, wrappedForwards.latitude, 0.001);
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ASSERT_NEAR(wrappedBackwards.longitude, -436.99999999988728, 0.001); // 1.1272E-11
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wrappedBackwards.wrap();
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ASSERT_NEAR(wrappedBackwards.longitude, -76.99999999988728, 0.001); // 1.1272E-11
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}
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TEST(Transform, ConstrainHeightOnly) {
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LatLng loc;
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Transform transform;
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transform.resize({ 1000, 1000 });
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transform.setScale(std::pow(2, util::MAX_ZOOM));
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transform.setLatLng(LatLngBounds::world().southwest());
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loc = transform.getLatLng();
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ASSERT_NEAR(-util::LATITUDE_MAX, loc.latitude, 0.001);
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ASSERT_NEAR(util::LONGITUDE_MAX, std::abs(loc.longitude), 0.001);
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transform.setLatLng(LatLngBounds::world().northeast());
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loc = transform.getLatLng();
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ASSERT_NEAR(util::LATITUDE_MAX, loc.latitude, 0.001);
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ASSERT_NEAR(util::LONGITUDE_MAX, std::abs(loc.longitude), 0.001);
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}
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TEST(Transform, ConstrainWidthAndHeight) {
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LatLng loc;
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Transform transform(nullptr, ConstrainMode::WidthAndHeight);
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transform.resize({ 1000, 1000 });
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transform.setScale(std::pow(2, util::MAX_ZOOM));
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transform.setLatLng(LatLngBounds::world().southwest());
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loc = transform.getLatLng();
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ASSERT_NEAR(-util::LATITUDE_MAX, loc.latitude, 0.001);
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ASSERT_NEAR(-util::LONGITUDE_MAX, loc.longitude, 0.001);
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transform.setLatLng(LatLngBounds::world().northeast());
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loc = transform.getLatLng();
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ASSERT_NEAR(util::LATITUDE_MAX, loc.latitude, 0.001);
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ASSERT_NEAR(util::LONGITUDE_MAX, std::abs(loc.longitude), 0.001);
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}
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TEST(Transform, Anchor) {
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Transform transform;
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transform.resize({ 1000, 1000 });
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const LatLng latLng { 10, -100 };
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transform.setLatLngZoom(latLng, 10);
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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ASSERT_DOUBLE_EQ(10, transform.getZoom());
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ASSERT_DOUBLE_EQ(0, transform.getAngle());
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const optional<ScreenCoordinate> invalidAnchorPoint {};
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const ScreenCoordinate anchorPoint = { 150, 150 };
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const LatLng anchorLatLng = transform.getState().screenCoordinateToLatLng(anchorPoint);
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ASSERT_NE(latLng.latitude, anchorLatLng.latitude);
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ASSERT_NE(latLng.longitude, anchorLatLng.longitude);
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transform.setLatLngZoom(latLng, 2);
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transform.scaleBy(1);
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ASSERT_DOUBLE_EQ(4, transform.getScale());
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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transform.scaleBy(1.5, invalidAnchorPoint);
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ASSERT_DOUBLE_EQ(6, transform.getScale());
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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transform.scaleBy(2, anchorPoint);
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ASSERT_DOUBLE_EQ(12, transform.getScale());
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ASSERT_NE(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_NE(latLng.longitude, transform.getLatLng().longitude);
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transform.setLatLngZoom(latLng, 10);
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transform.setScale(2 << 2);
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ASSERT_DOUBLE_EQ(2 << 2, transform.getScale());
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ASSERT_NEAR(latLng.latitude, transform.getLatLng().latitude, 0.000001);
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ASSERT_NEAR(latLng.longitude, transform.getLatLng().longitude, 0.000001);
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transform.setScale(2 << 4, invalidAnchorPoint);
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ASSERT_DOUBLE_EQ(2 << 4, transform.getScale());
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ASSERT_NEAR(latLng.latitude, transform.getLatLng().latitude, 0.000001);
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ASSERT_NEAR(latLng.longitude, transform.getLatLng().longitude, 0.000001);
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transform.setScale(2 << 6, anchorPoint);
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ASSERT_DOUBLE_EQ(2 << 6, transform.getScale());
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ASSERT_NE(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_NE(latLng.longitude, transform.getLatLng().longitude);
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transform.setLatLngZoom(latLng, 10);
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transform.setZoom(2);
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ASSERT_DOUBLE_EQ(2, transform.getZoom());
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ASSERT_NEAR(latLng.latitude, transform.getLatLng().latitude, 0.000001);
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ASSERT_NEAR(latLng.longitude, transform.getLatLng().longitude, 0.000001);
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transform.setZoom(4, invalidAnchorPoint);
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ASSERT_DOUBLE_EQ(4, transform.getZoom());
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ASSERT_NEAR(latLng.latitude, transform.getLatLng().latitude, 0.000001);
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ASSERT_NEAR(latLng.longitude, transform.getLatLng().longitude, 0.000001);
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transform.setZoom(8, anchorPoint);
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ASSERT_DOUBLE_EQ(8, transform.getZoom());
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ASSERT_NE(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_NE(latLng.longitude, transform.getLatLng().longitude);
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transform.setLatLngZoom(latLng, 10);
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transform.setAngle(M_PI_4);
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ASSERT_NEAR(M_PI_4, transform.getAngle(), 0.000001);
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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transform.setAngle(0, invalidAnchorPoint);
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ASSERT_DOUBLE_EQ(0, transform.getAngle());
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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transform.setAngle(45 * util::DEG2RAD, anchorPoint);
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ASSERT_NEAR(45 / util::RAD2DEG, transform.getAngle(), 0.000001);
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ASSERT_NEAR(anchorLatLng.latitude, transform.getLatLng().latitude, 1);
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ASSERT_NEAR(anchorLatLng.longitude, transform.getLatLng().longitude, 1);
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transform.setLatLngZoom(latLng, 10);
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transform.setPitch(10 * util::DEG2RAD);
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ASSERT_DOUBLE_EQ(10 / util::RAD2DEG, transform.getPitch());
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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transform.setPitch(15 * util::DEG2RAD, invalidAnchorPoint);
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ASSERT_DOUBLE_EQ(15 / util::RAD2DEG, transform.getPitch());
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ASSERT_DOUBLE_EQ(latLng.latitude, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(latLng.longitude, transform.getLatLng().longitude);
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transform.setPitch(20 * util::DEG2RAD, anchorPoint);
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ASSERT_DOUBLE_EQ(20 / util::RAD2DEG, transform.getPitch());
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ASSERT_NEAR(anchorLatLng.latitude, transform.getLatLng().latitude, 1);
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ASSERT_NEAR(anchorLatLng.longitude, transform.getLatLng().longitude, 1);
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}
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TEST(Transform, Padding) {
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Transform transform;
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transform.resize({ 1000, 1000 });
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().latitude);
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ASSERT_DOUBLE_EQ(0, transform.getLatLng().longitude);
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transform.setLatLngZoom({ 10, -100 }, 10);
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const LatLng trueCenter = transform.getLatLng();
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ASSERT_DOUBLE_EQ(10, trueCenter.latitude);
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ASSERT_DOUBLE_EQ(-100, trueCenter.longitude);
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ASSERT_DOUBLE_EQ(10, transform.getZoom());
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const LatLng manualShiftedCenter = transform.getState().screenCoordinateToLatLng({
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1000.0 / 2.0,
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1000.0 / 4.0,
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});
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EdgeInsets padding;
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padding.top = 0;
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ASSERT_FALSE(bool(padding));
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padding.top = NAN;
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ASSERT_FALSE(bool(padding));
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padding.top = 1000.0 / 2.0;
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ASSERT_TRUE(bool(padding));
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const LatLng shiftedCenter = transform.getLatLng(padding);
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ASSERT_NE(trueCenter.latitude, shiftedCenter.latitude);
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ASSERT_DOUBLE_EQ(trueCenter.longitude, shiftedCenter.longitude);
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ASSERT_DOUBLE_EQ(manualShiftedCenter.latitude, shiftedCenter.latitude);
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ASSERT_DOUBLE_EQ(manualShiftedCenter.longitude, shiftedCenter.longitude);
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}
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TEST(Transform, MoveBy) {
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Transform transform;
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transform.resize({ 1000, 1000 });
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transform.setLatLngZoom({ 0, 0 }, 10);
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LatLng trueCenter = transform.getLatLng();
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ASSERT_DOUBLE_EQ(0, trueCenter.latitude);
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ASSERT_DOUBLE_EQ(0, trueCenter.longitude);
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ASSERT_DOUBLE_EQ(10, transform.getZoom());
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for (uint8_t x = 0; x < 20; ++x) {
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bool odd = x % 2;
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bool forward = x % 10;
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LatLng coordinate = transform.screenCoordinateToLatLng({ odd ? 400. : 600., forward ? 400. : 600 });
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transform.moveBy({ odd ? 100. : -100., forward ? 100. : -100 });
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trueCenter = transform.getLatLng();
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ASSERT_NEAR(coordinate.latitude, trueCenter.latitude, 0.0001);
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ASSERT_NEAR(coordinate.longitude, trueCenter.longitude, 0.0001);
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}
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// We have ~1.1 precision loss for each coordinate for 20 rounds of moveBy.
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ASSERT_NEAR(0, trueCenter.latitude, 1.1);
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ASSERT_NEAR(0, trueCenter.longitude, 1.1);
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}
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TEST(Transform, Antimeridian) {
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Transform transform;
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transform.resize({ 1000, 1000 });
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transform.setLatLngZoom({ 0, 0 }, 1);
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const LatLng coordinateSanFrancisco { 37.7833, -122.4167 };
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ScreenCoordinate pixelSF = transform.latLngToScreenCoordinate(coordinateSanFrancisco);
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ASSERT_DOUBLE_EQ(151.79409149185352, pixelSF.x);
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ASSERT_DOUBLE_EQ(383.76774094913071, pixelSF.y);
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transform.setLatLng({ 0, -181 });
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ScreenCoordinate pixelSFBackwards = transform.latLngToScreenCoordinate(coordinateSanFrancisco);
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ASSERT_DOUBLE_EQ(666.63617954008976, pixelSFBackwards.x);
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ASSERT_DOUBLE_EQ(pixelSF.y, pixelSFBackwards.y);
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transform.setLatLng({ 0, 179 });
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ScreenCoordinate pixelSFForwards = transform.latLngToScreenCoordinate(coordinateSanFrancisco);
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ASSERT_DOUBLE_EQ(pixelSFBackwards.x, pixelSFForwards.x);
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ASSERT_DOUBLE_EQ(pixelSFBackwards.y, pixelSFForwards.y);
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const LatLng coordinateWaikiri{ -16.9310, 179.9787 };
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transform.setLatLngZoom(coordinateWaikiri, 10);
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ScreenCoordinate pixelWaikiri = transform.latLngToScreenCoordinate(coordinateWaikiri);
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ASSERT_DOUBLE_EQ(500.00000000007759, pixelWaikiri.x);
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ASSERT_DOUBLE_EQ(500, pixelWaikiri.y);
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transform.setLatLng({ coordinateWaikiri.latitude, 180.0213 });
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ScreenCoordinate pixelWaikiriForwards = transform.latLngToScreenCoordinate(coordinateWaikiri);
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ASSERT_DOUBLE_EQ(437.95953728819512, pixelWaikiriForwards.x);
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ASSERT_DOUBLE_EQ(pixelWaikiri.y, pixelWaikiriForwards.y);
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LatLng coordinateFromPixel = transform.screenCoordinateToLatLng(pixelWaikiriForwards);
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ASSERT_NEAR(coordinateWaikiri.latitude, coordinateFromPixel.latitude, 0.000001);
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ASSERT_NEAR(coordinateWaikiri.longitude, coordinateFromPixel.longitude, 0.000001);
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transform.setLatLng({ coordinateWaikiri.latitude, -179.9787 });
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ScreenCoordinate pixelWaikiriBackwards = transform.latLngToScreenCoordinate(coordinateWaikiri);
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ASSERT_DOUBLE_EQ(pixelWaikiriForwards.x, pixelWaikiriBackwards.x);
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ASSERT_DOUBLE_EQ(pixelWaikiriForwards.y, pixelWaikiriBackwards.y);
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coordinateFromPixel = transform.screenCoordinateToLatLng(pixelWaikiriBackwards);
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ASSERT_NEAR(coordinateWaikiri.latitude, coordinateFromPixel.latitude, 0.000001);
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ASSERT_NEAR(coordinateWaikiri.longitude, coordinateFromPixel.longitude, 0.000001);
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}
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TEST(Transform, Camera) {
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Transform transform;
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transform.resize({ 1000, 1000 });
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const LatLng latLng1 { 45, 135 };
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CameraOptions cameraOptions1;
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cameraOptions1.zoom = 20;
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cameraOptions1.center = latLng1;
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transform.jumpTo(cameraOptions1);
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|
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ASSERT_DOUBLE_EQ(latLng1.latitude, transform.getLatLng().latitude);
|
|
ASSERT_DOUBLE_EQ(latLng1.longitude, transform.getLatLng().longitude);
|
|
ASSERT_DOUBLE_EQ(20, transform.getZoom());
|
|
|
|
const LatLng latLng2 { -45, -135 };
|
|
CameraOptions cameraOptions2;
|
|
cameraOptions2.zoom = 10;
|
|
cameraOptions2.center = latLng2;
|
|
|
|
transform.jumpTo(cameraOptions2);
|
|
ASSERT_DOUBLE_EQ(latLng2.latitude, transform.getLatLng().latitude);
|
|
ASSERT_DOUBLE_EQ(latLng2.longitude, transform.getLatLng().longitude);
|
|
ASSERT_DOUBLE_EQ(10, transform.getZoom());
|
|
|
|
AnimationOptions easeOptions(Seconds(1));
|
|
easeOptions.transitionFrameFn = [&](double t) {
|
|
ASSERT_TRUE(t >= 0 && t <= 1);
|
|
ASSERT_GE(latLng1.latitude, transform.getLatLng().latitude);
|
|
ASSERT_LE(latLng1.longitude, transform.getLatLng().longitude);
|
|
};
|
|
easeOptions.transitionFinishFn = [&]() {
|
|
ASSERT_NEAR(latLng1.latitude, transform.getLatLng().latitude, 0.000001);
|
|
ASSERT_NEAR(latLng1.longitude, transform.getLatLng().longitude, 0.000001);
|
|
ASSERT_NEAR(20, transform.getZoom(), 0.000001);
|
|
};
|
|
|
|
transform.easeTo(cameraOptions1, easeOptions);
|
|
ASSERT_TRUE(transform.inTransition());
|
|
transform.updateTransitions(transform.getTransitionStart() + Milliseconds(250));
|
|
transform.updateTransitions(transform.getTransitionStart() + Milliseconds(500));
|
|
transform.updateTransitions(transform.getTransitionStart() + Milliseconds(750));
|
|
transform.updateTransitions(transform.getTransitionStart() + transform.getTransitionDuration());
|
|
ASSERT_FALSE(transform.inTransition());
|
|
|
|
AnimationOptions flyOptions(Seconds(1));
|
|
flyOptions.transitionFrameFn = [&](double t) {
|
|
ASSERT_TRUE(t >= 0 && t <= 1);
|
|
ASSERT_LE(latLng2.latitude, transform.getLatLng().latitude);
|
|
ASSERT_GE(latLng2.longitude, transform.getLatLng().longitude);
|
|
};
|
|
flyOptions.transitionFinishFn = [&]() {
|
|
// XXX Fix precision loss in flyTo:
|
|
// https://github.com/mapbox/mapbox-gl-native/issues/4298
|
|
ASSERT_NEAR(latLng2.latitude, transform.getLatLng().latitude, 0.001);
|
|
ASSERT_NEAR(latLng2.longitude, transform.getLatLng().longitude, 0.001);
|
|
ASSERT_NEAR(10, transform.getZoom(), 0.00001);
|
|
};
|
|
|
|
transform.flyTo(cameraOptions2, flyOptions);
|
|
ASSERT_TRUE(transform.inTransition());
|
|
transform.updateTransitions(transform.getTransitionStart() + Milliseconds(250));
|
|
transform.updateTransitions(transform.getTransitionStart() + Milliseconds(500));
|
|
transform.updateTransitions(transform.getTransitionStart() + Milliseconds(750));
|
|
transform.updateTransitions(transform.getTransitionStart() + transform.getTransitionDuration());
|
|
ASSERT_FALSE(transform.inTransition());
|
|
}
|
|
|
|
TEST(Transform, DefaultTransform) {
|
|
Transform transform;
|
|
const TransformState& state = transform.getState();
|
|
|
|
LatLng nullIsland, latLng = {};
|
|
ScreenCoordinate center, point = {};
|
|
const uint32_t min = 0;
|
|
const uint32_t max = 65535;
|
|
|
|
auto testConversions = [&](const LatLng& coord, const ScreenCoordinate& screenCoord) {
|
|
latLng = state.screenCoordinateToLatLng(center);
|
|
ASSERT_NEAR(latLng.latitude, coord.latitude, 0.000001);
|
|
ASSERT_NEAR(latLng.longitude, coord.longitude, 0.000001);
|
|
point = state.latLngToScreenCoordinate(nullIsland);
|
|
ASSERT_DOUBLE_EQ(point.x, screenCoord.x);
|
|
ASSERT_DOUBLE_EQ(point.y, screenCoord.y);
|
|
};
|
|
|
|
testConversions(nullIsland, center);
|
|
|
|
// Cannot assign the current size.
|
|
ASSERT_FALSE(transform.resize({}));
|
|
|
|
ASSERT_TRUE(transform.resize({ min, max }));
|
|
testConversions(nullIsland, center);
|
|
|
|
ASSERT_TRUE(transform.resize({ max, min }));
|
|
testConversions(nullIsland, center);
|
|
|
|
ASSERT_TRUE(transform.resize({ min, min }));
|
|
testConversions(nullIsland, center);
|
|
|
|
center = { max / 2., max / 2. };
|
|
|
|
// Double resize
|
|
ASSERT_TRUE(transform.resize({ max, max }));
|
|
ASSERT_FALSE(transform.resize({ max, max }));
|
|
testConversions(nullIsland, center);
|
|
}
|