22c07596a0
`Tile` makes sure the symbols in the resulting tile are tileable while symbols in `Still` match rendering in `Continuous` mode.
72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/test/stub_file_source.hpp>
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#include <mbgl/gl/headless_frontend.hpp>
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#include <mbgl/map/map.hpp>
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#include <mbgl/renderer/backend_scope.hpp>
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#include <mbgl/storage/online_file_source.hpp>
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#include <mbgl/style/function/camera_function.hpp>
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#include <mbgl/style/function/exponential_stops.hpp>
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#include <mbgl/style/image.hpp>
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#include <mbgl/style/layers/line_layer.hpp>
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#include <mbgl/style/sources/geojson_source.hpp>
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#include <mbgl/style/style.hpp>
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#include <mbgl/util/default_thread_pool.hpp>
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#include <mbgl/util/exception.hpp>
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#include <mbgl/util/geometry.hpp>
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#include <mbgl/util/geojson.hpp>
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#include <mbgl/util/io.hpp>
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#include <mbgl/util/run_loop.hpp>
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using namespace mbgl;
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using namespace mbgl::style;
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TEST(API, ZoomHistory) {
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util::RunLoop loop;
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StubFileSource fileSource;
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ThreadPool threadPool(4);
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float pixelRatio { 1 };
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HeadlessFrontend frontend { pixelRatio, fileSource, threadPool };
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auto map = std::make_unique<Map>(frontend, MapObserver::nullObserver(), frontend.getSize(),
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pixelRatio, fileSource, threadPool, MapMode::Static);
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EXPECT_TRUE(map);
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map->getStyle().loadJSON(util::read_file("test/fixtures/api/empty.json"));
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auto source = std::make_unique<GeoJSONSource>("source");
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source->setGeoJSON({ LineString<double> { { 45, -45 }, { -45, 45 } } });
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map->getStyle().addSource(std::move(source));
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auto layer = std::make_unique<LineLayer>("layer-1", "source");
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layer->setLineWidth(CameraFunction<float> { ExponentialStops<float> {{ { 0, 8 }, { 1, 16 } }} });
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layer->setLineDasharray({ std::vector<float> { 1, 1 } });
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layer->setLineColor( { Color::black() } );
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map->getStyle().addLayer(std::move(layer));
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layer = std::make_unique<LineLayer>("layer-2", "source");
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layer->setLineWidth(CameraFunction<float> { ExponentialStops<float> {{ { 0, 4 }, { 1, 8 } }} });
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layer->setLineDasharray({ std::vector<float> { 2, 2 } });
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layer->setLineColor( { Color::red() } );
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map->getStyle().addLayer(std::move(layer));
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// ZoomHistory.lastIntegerZoom is 1.
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map->setZoom(1.0);
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frontend.render(*map);
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map->setZoom(0.0);
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frontend.render(*map);
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// ZoomHistory.lastIntegerZoom should be 0.
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map->setZoom(0.5);
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test::checkImage("test/fixtures/zoom_history", frontend.render(*map), 0.0002);
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map->setZoom(1.0);
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frontend.render(*map);
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map->setZoom(0.5);
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test::checkImage("test/fixtures/zoom_history", frontend.render(*map), 0.0002);
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}
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