[core] Refactor Source::*Impls into RenderSources and TilePyramid

1 files changed, 95 insertions, 0 deletions

diff --git a/src/mbgl/renderer/sources/render_geojson_source.cpp b/src/mbgl/renderer/sources/render_geojson_source.cpp
new file mode 100644
index 0000000000..7e36b44ea4
--- /dev/null
+++ b/src/mbgl/renderer/sources/render_geojson_source.cpp
@@ -0,0 +1,95 @@
+#include <mbgl/renderer/sources/render_geojson_source.hpp>
+#include <mbgl/renderer/render_tile.hpp>
+#include <mbgl/tile/geojson_tile.hpp>
+
+#include <mbgl/algorithm/generate_clip_ids.hpp>
+#include <mbgl/algorithm/generate_clip_ids_impl.hpp>
+
+namespace mbgl {
+
+using namespace style;
+
+RenderGeoJSONSource::RenderGeoJSONSource(const style::GeoJSONSource::Impl& impl_)
+    : RenderSource(impl_),
+      impl(impl_) {
+    tilePyramid.setObserver(this);
+}
+
+bool RenderGeoJSONSource::isLoaded() const {
+    return tilePyramid.isLoaded();
+}
+
+void RenderGeoJSONSource::invalidateTiles() {
+    tilePyramid.invalidateTiles();
+}
+
+void RenderGeoJSONSource::startRender(algorithm::ClipIDGenerator& generator, const mat4& projMatrix, const mat4& clipMatrix, const TransformState& transform) {
+    generator.update(tilePyramid.getRenderTiles());
+    tilePyramid.startRender(projMatrix, clipMatrix, transform);
+}
+
+void RenderGeoJSONSource::finishRender(Painter& painter) {
+    tilePyramid.finishRender(painter);
+}
+
+std::map<UnwrappedTileID, RenderTile>& RenderGeoJSONSource::getRenderTiles() {
+    return tilePyramid.getRenderTiles();
+}
+
+void RenderGeoJSONSource::updateTiles(const UpdateParameters& parameters) {
+    GeoJSONData* data_ = impl.getData();
+
+    if (!data_) {
+        return;
+    }
+
+    if (data_ != data) {
+        data = data_;
+        tilePyramid.cache.clear();
+
+        for (auto const& item : tilePyramid.tiles) {
+            static_cast<GeoJSONTile*>(item.second.get())->updateData(data->getTile(item.first.canonical));
+        }
+    }
+
+    tilePyramid.updateTiles(parameters,
+                            SourceType::GeoJSON,
+                            util::tileSize,
+                            impl.getZoomRange(),
+                            [&] (const OverscaledTileID& tileID) {
+                                return std::make_unique<GeoJSONTile>(tileID, impl.id, parameters, data->getTile(tileID.canonical));
+                            });
+}
+
+void RenderGeoJSONSource::removeTiles() {
+    tilePyramid.removeTiles();
+}
+
+void RenderGeoJSONSource::reloadTiles() {
+    tilePyramid.reloadTiles();
+}
+
+std::unordered_map<std::string, std::vector<Feature>>
+RenderGeoJSONSource::queryRenderedFeatures(const ScreenLineString& geometry,
+                                          const TransformState& transformState,
+                                          const RenderedQueryOptions& options) const {
+    return tilePyramid.queryRenderedFeatures(geometry, transformState, options);
+}
+
+std::vector<Feature> RenderGeoJSONSource::querySourceFeatures(const SourceQueryOptions& options) const {
+    return tilePyramid.querySourceFeatures(options);
+}
+
+void RenderGeoJSONSource::setCacheSize(size_t size) {
+    tilePyramid.setCacheSize(size);
+}
+
+void RenderGeoJSONSource::onLowMemory() {
+    tilePyramid.onLowMemory();
+}
+
+void RenderGeoJSONSource::dumpDebugLogs() const {
+    tilePyramid.dumpDebugLogs();
+}
+
+} // namespace mbgl