690833ef92
This patch will make Mapbox GL Core never use OpenGL directly. We should consider locking into OpenGL ES 2.0 to simplify the code path and remove #ifdefs.
71 lines
2.8 KiB
C++
71 lines
2.8 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/map/map.hpp>
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#include <mbgl/util/shared_thread_pool.hpp>
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#include <mbgl/storage/default_file_source.hpp>
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#include <mbgl/gl/headless_frontend.hpp>
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#include <mbgl/style/style.hpp>
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#include <mbgl/style/sources/custom_geometry_source.hpp>
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#include <mbgl/style/layers/fill_layer.hpp>
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#include <mbgl/style/layers/line_layer.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/mat4.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(CustomGeometrySource, Grid) {
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util::RunLoop loop;
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DefaultFileSource fileSource(":memory:", "test/fixtures/api/assets");
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auto threadPool = sharedThreadPool();
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float pixelRatio { 1 };
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HeadlessFrontend frontend { pixelRatio, fileSource, *threadPool };
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Map map(frontend, MapObserver::nullObserver(), frontend.getSize(), pixelRatio, fileSource,
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*threadPool, MapMode::Static);
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map.getStyle().loadJSON(util::read_file("test/fixtures/api/water.json"));
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map.setLatLngZoom({ 37.8, -122.5 }, 10);
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CustomGeometrySource::Options options;
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options.fetchTileFunction = [&map](const mbgl::CanonicalTileID& tileID) {
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double gridSpacing = 0.1;
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FeatureCollection features;
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const LatLngBounds bounds(tileID);
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for (double y = ceil(bounds.north() / gridSpacing) * gridSpacing; y >= floor(bounds.south() / gridSpacing) * gridSpacing; y -= gridSpacing) {
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mapbox::geojson::line_string gridLine;
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gridLine.emplace_back(bounds.west(), y);
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gridLine.emplace_back(bounds.east(), y);
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features.emplace_back(gridLine);
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}
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for (double x = floor(bounds.west() / gridSpacing) * gridSpacing; x <= ceil(bounds.east() / gridSpacing) * gridSpacing; x += gridSpacing) {
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mapbox::geojson::line_string gridLine;
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gridLine.emplace_back(x, bounds.south());
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gridLine.emplace_back(x, bounds.north());
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features.emplace_back(gridLine);
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}
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auto source = static_cast<CustomGeometrySource *>(map.getStyle().getSource("custom"));
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if (source) {
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source->setTileData(tileID, features);
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}
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};
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map.getStyle().addSource(std::make_unique<CustomGeometrySource>("custom", options));
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auto fillLayer = std::make_unique<FillLayer>("landcover", "mapbox");
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fillLayer->setSourceLayer("landcover");
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fillLayer->setFillColor(Color{ 1.0, 1.0, 0.0, 1.0 });
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map.getStyle().addLayer(std::move(fillLayer));
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auto layer = std::make_unique<LineLayer>("grid", "custom");
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layer->setLineColor(Color{ 1.0, 1.0, 1.0, 1.0 });
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map.getStyle().addLayer(std::move(layer));
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test::checkImage("test/fixtures/custom_geometry_source/grid", frontend.render(map), 0.0006, 0.1);
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}
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