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#include <mbgl/renderer/sources/render_raster_source.hpp>
#include <mbgl/renderer/render_tile.hpp>
#include <mbgl/tile/raster_tile.hpp>
#include <mbgl/algorithm/update_tile_masks.hpp>
namespace mbgl {
using namespace style;
RenderRasterSource::RenderRasterSource(Immutable<style::RasterSource::Impl> impl_)
: RenderTileSource(std::move(impl_)) {
}
const style::RasterSource::Impl& RenderRasterSource::impl() const {
return static_cast<const style::RasterSource::Impl&>(*baseImpl);
}
void RenderRasterSource::update(Immutable<style::Source::Impl> baseImpl_,
const std::vector<Immutable<LayerProperties>>& layers,
const bool needsRendering,
const bool needsRelayout,
const TileParameters& parameters) {
std::swap(baseImpl, baseImpl_);
enabled = needsRendering;
optional<Tileset> _tileset = impl().getTileset();
if (tileset != _tileset) {
tileset = _tileset;
// TODO: this removes existing buckets, and will cause flickering.
// Should instead refresh tile data in place.
tilePyramid.clearAll();
}
// Allow clearing the tile pyramid first, before the early return in case
// the new tileset is not yet available or has an error in loading
if (!_tileset) {
return;
}
tilePyramid.update(layers,
needsRendering,
needsRelayout,
parameters,
SourceType::Raster,
impl().getTileSize(),
tileset->zoomRange,
tileset->bounds,
[&] (const OverscaledTileID& tileID) {
return std::make_unique<RasterTile>(tileID, parameters, *tileset);
});
algorithm::updateTileMasks(tilePyramid.getRenderedTiles());
}
void RenderRasterSource::prepare(const SourcePrepareParameters& parameters) {
RenderTileSource::prepare(parameters);
}
std::unordered_map<std::string, std::vector<Feature>>
RenderRasterSource::queryRenderedFeatures(const ScreenLineString&,
const TransformState&,
const std::unordered_map<std::string, const RenderLayer*>&,
const RenderedQueryOptions&,
const mat4&) const {
return std::unordered_map<std::string, std::vector<Feature>>{};
}
std::vector<Feature> RenderRasterSource::querySourceFeatures(const SourceQueryOptions&) const {
return {};
}
} // namespace mbgl
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