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#include <mbgl/renderer/sources/render_geojson_source.hpp>
#include <mbgl/renderer/render_tile.hpp>
#include <mbgl/renderer/paint_parameters.hpp>
#include <mbgl/tile/geojson_tile.hpp>
#include <mbgl/renderer/tile_parameters.hpp>
#include <mbgl/algorithm/generate_clip_ids.hpp>
#include <mbgl/algorithm/generate_clip_ids_impl.hpp>
namespace mbgl {
using namespace style;
RenderGeoJSONSource::RenderGeoJSONSource(Immutable<style::GeoJSONSource::Impl> impl_)
: RenderSource(impl_) {
tilePyramid.setObserver(this);
}
const style::GeoJSONSource::Impl& RenderGeoJSONSource::impl() const {
return static_cast<const style::GeoJSONSource::Impl&>(*baseImpl);
}
bool RenderGeoJSONSource::isLoaded() const {
return tilePyramid.isLoaded();
}
void RenderGeoJSONSource::update(Immutable<style::Source::Impl> baseImpl_,
const std::vector<Immutable<Layer::Impl>>& layers,
Immutable<FeatureStateChangeSet> statesChangeSet,
const bool needsRendering,
const bool needsRelayout,
const TileParameters& parameters) {
std::swap(baseImpl, baseImpl_);
enabled = needsRendering;
GeoJSONData* data_ = impl().getData();
if (data_ != data) {
data = data_;
tilePyramid.cache.clear();
if (data) {
const uint8_t maxZ = impl().getZoomRange().max;
for (const auto& pair : tilePyramid.tiles) {
if (pair.first.canonical.z <= maxZ) {
static_cast<GeoJSONTile*>(pair.second.get())->updateData(data->getTile(pair.first.canonical));
}
}
}
}
if (!data) {
tilePyramid.tiles.clear();
tilePyramid.renderTiles.clear();
return;
}
tilePyramid.update(layers,
*statesChangeSet,
needsRendering,
needsRelayout,
parameters,
SourceType::GeoJSON,
util::tileSize,
impl().getZoomRange(),
optional<LatLngBounds>{},
[&] (const OverscaledTileID& tileID) {
return std::make_unique<GeoJSONTile>(tileID, impl().id, parameters, data->getTile(tileID.canonical));
});
}
void RenderGeoJSONSource::update(Immutable<style::Source::Impl> baseImpl_,
const std::vector<Immutable<Layer::Impl>>& layers,
const bool needsRendering,
const bool needsRelayout,
const TileParameters& parameters) {
std::swap(baseImpl, baseImpl_);
enabled = needsRendering;
GeoJSONData* data_ = impl().getData();
if (data_ != data) {
data = data_;
tilePyramid.cache.clear();
if (data) {
const uint8_t maxZ = impl().getZoomRange().max;
for (const auto& pair : tilePyramid.tiles) {
if (pair.first.canonical.z <= maxZ) {
static_cast<GeoJSONTile*>(pair.second.get())->updateData(data->getTile(pair.first.canonical));
}
}
}
}
if (!data) {
tilePyramid.tiles.clear();
tilePyramid.renderTiles.clear();
return;
}
tilePyramid.update(layers,
{},
needsRendering,
needsRelayout,
parameters,
SourceType::GeoJSON,
util::tileSize,
impl().getZoomRange(),
optional<LatLngBounds>{},
[&] (const OverscaledTileID& tileID) {
return std::make_unique<GeoJSONTile>(tileID, impl().id, parameters, data->getTile(tileID.canonical));
});
}
void RenderGeoJSONSource::startRender(PaintParameters& parameters) {
parameters.clipIDGenerator.update(tilePyramid.getRenderTiles());
tilePyramid.startRender(parameters);
}
void RenderGeoJSONSource::finishRender(PaintParameters& parameters) {
tilePyramid.finishRender(parameters);
}
std::vector<std::reference_wrapper<RenderTile>> RenderGeoJSONSource::getRenderTiles() {
return tilePyramid.getRenderTiles();
}
std::unordered_map<std::string, std::vector<Feature>>
RenderGeoJSONSource::queryRenderedFeatures(const ScreenLineString& geometry,
const TransformState& transformState,
const std::vector<const RenderLayer*>& layers,
const RenderedQueryOptions& options,
const mat4& projMatrix) const {
return tilePyramid.queryRenderedFeatures(geometry, transformState, layers, options, projMatrix);
}
std::vector<Feature> RenderGeoJSONSource::querySourceFeatures(const SourceQueryOptions& options) const {
return tilePyramid.querySourceFeatures(options);
}
void RenderGeoJSONSource::reduceMemoryUse() {
tilePyramid.reduceMemoryUse();
}
void RenderGeoJSONSource::dumpDebugLogs() const {
tilePyramid.dumpDebugLogs();
}
} // namespace mbgl
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