diff options
Diffstat (limited to 'src/mbgl/renderer/sources')
10 files changed, 184 insertions, 42 deletions
diff --git a/src/mbgl/renderer/sources/render_custom_geometry_source.cpp b/src/mbgl/renderer/sources/render_custom_geometry_source.cpp new file mode 100644 index 0000000000..111f0234ed --- /dev/null +++ b/src/mbgl/renderer/sources/render_custom_geometry_source.cpp @@ -0,0 +1,86 @@ +#include <mbgl/renderer/sources/render_custom_geometry_source.hpp> +#include <mbgl/renderer/render_tile.hpp> +#include <mbgl/renderer/paint_parameters.hpp> +#include <mbgl/tile/custom_geometry_tile.hpp> + +#include <mbgl/algorithm/generate_clip_ids.hpp> +#include <mbgl/algorithm/generate_clip_ids_impl.hpp> + +namespace mbgl { + +using namespace style; + +RenderCustomGeometrySource::RenderCustomGeometrySource(Immutable<style::CustomGeometrySource::Impl> impl_) + : RenderSource(impl_) { + tilePyramid.setObserver(this); +} + +const style::CustomGeometrySource::Impl& RenderCustomGeometrySource::impl() const { + return static_cast<const style::CustomGeometrySource::Impl&>(*baseImpl); +} + +bool RenderCustomGeometrySource::isLoaded() const { + return tilePyramid.isLoaded(); +} + +void RenderCustomGeometrySource::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; + + auto tileLoader = impl().getTileLoader(); + if (!tileLoader) { + return; + } + + tilePyramid.update(layers, + needsRendering, + needsRelayout, + parameters, + SourceType::CustomVector, + util::tileSize, + impl().getZoomRange(), + [&] (const OverscaledTileID& tileID) { + return std::make_unique<CustomGeometryTile>(tileID, impl().id, parameters, impl().getTileOptions(), *tileLoader); + }); +} + +void RenderCustomGeometrySource::startRender(PaintParameters& parameters) { + parameters.clipIDGenerator.update(tilePyramid.getRenderTiles()); + tilePyramid.startRender(parameters); +} + +void RenderCustomGeometrySource::finishRender(PaintParameters& parameters) { + tilePyramid.finishRender(parameters); +} + +std::vector<std::reference_wrapper<RenderTile>> RenderCustomGeometrySource::getRenderTiles() { + return tilePyramid.getRenderTiles(); +} + +std::unordered_map<std::string, std::vector<Feature>> +RenderCustomGeometrySource::queryRenderedFeatures(const ScreenLineString& geometry, + const TransformState& transformState, + const std::vector<const RenderLayer*>& layers, + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const { + return tilePyramid.queryRenderedFeatures(geometry, transformState, layers, options, collisionIndex); +} + +std::vector<Feature> RenderCustomGeometrySource::querySourceFeatures(const SourceQueryOptions& options) const { + return tilePyramid.querySourceFeatures(options); +} + +void RenderCustomGeometrySource::onLowMemory() { + tilePyramid.onLowMemory(); +} + +void RenderCustomGeometrySource::dumpDebugLogs() const { + tilePyramid.dumpDebugLogs(); +} + +} // namespace mbgl diff --git a/src/mbgl/renderer/sources/render_custom_geometry_source.hpp b/src/mbgl/renderer/sources/render_custom_geometry_source.hpp new file mode 100644 index 0000000000..82e691d5c9 --- /dev/null +++ b/src/mbgl/renderer/sources/render_custom_geometry_source.hpp @@ -0,0 +1,50 @@ +#pragma once + +#include <mbgl/renderer/render_source.hpp> +#include <mbgl/renderer/tile_pyramid.hpp> +#include <mbgl/style/sources/custom_geometry_source_impl.hpp> + +namespace mbgl { + +class RenderCustomGeometrySource : public RenderSource { +public: + RenderCustomGeometrySource(Immutable<style::CustomGeometrySource::Impl>); + + bool isLoaded() const final; + + void update(Immutable<style::Source::Impl>, + const std::vector<Immutable<style::Layer::Impl>>&, + bool needsRendering, + bool needsRelayout, + const TileParameters&) final; + + void startRender(PaintParameters&) final; + void finishRender(PaintParameters&) final; + + std::vector<std::reference_wrapper<RenderTile>> getRenderTiles() final; + + std::unordered_map<std::string, std::vector<Feature>> + queryRenderedFeatures(const ScreenLineString& geometry, + const TransformState& transformState, + const std::vector<const RenderLayer*>& layers, + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const final; + + std::vector<Feature> + querySourceFeatures(const SourceQueryOptions&) const final; + + void onLowMemory() final; + void dumpDebugLogs() const final; + +private: + const style::CustomGeometrySource::Impl& impl() const; + + TilePyramid tilePyramid; +}; + +template <> +inline bool RenderSource::is<RenderCustomGeometrySource>() const { + return baseImpl->type == style::SourceType::CustomVector; +} + +} // namespace mbgl diff --git a/src/mbgl/renderer/sources/render_geojson_source.cpp b/src/mbgl/renderer/sources/render_geojson_source.cpp index 504db78ea3..d07cfcdc41 100644 --- a/src/mbgl/renderer/sources/render_geojson_source.cpp +++ b/src/mbgl/renderer/sources/render_geojson_source.cpp @@ -84,8 +84,9 @@ 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 { - return tilePyramid.queryRenderedFeatures(geometry, transformState, layers, options); + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const { + return tilePyramid.queryRenderedFeatures(geometry, transformState, layers, options, collisionIndex); } std::vector<Feature> RenderGeoJSONSource::querySourceFeatures(const SourceQueryOptions& options) const { diff --git a/src/mbgl/renderer/sources/render_geojson_source.hpp b/src/mbgl/renderer/sources/render_geojson_source.hpp index 72ab4879ef..55166ea901 100644 --- a/src/mbgl/renderer/sources/render_geojson_source.hpp +++ b/src/mbgl/renderer/sources/render_geojson_source.hpp @@ -31,7 +31,8 @@ public: queryRenderedFeatures(const ScreenLineString& geometry, const TransformState& transformState, const std::vector<const RenderLayer*>& layers, - const RenderedQueryOptions& options) const final; + const RenderedQueryOptions& options, + const CollisionIndex&) const final; std::vector<Feature> querySourceFeatures(const SourceQueryOptions&) const final; @@ -48,7 +49,7 @@ private: template <> inline bool RenderSource::is<RenderGeoJSONSource>() const { - return baseImpl->type == SourceType::GeoJSON; + return baseImpl->type == style::SourceType::GeoJSON; } } // namespace mbgl diff --git a/src/mbgl/renderer/sources/render_image_source.cpp b/src/mbgl/renderer/sources/render_image_source.cpp index 9140e01711..d215dc8d13 100644 --- a/src/mbgl/renderer/sources/render_image_source.cpp +++ b/src/mbgl/renderer/sources/render_image_source.cpp @@ -84,7 +84,8 @@ std::unordered_map<std::string, std::vector<Feature>> RenderImageSource::queryRenderedFeatures(const ScreenLineString&, const TransformState&, const std::vector<const RenderLayer*>&, - const RenderedQueryOptions&) const { + const RenderedQueryOptions&, + const CollisionIndex&) const { return std::unordered_map<std::string, std::vector<Feature>> {}; } @@ -113,44 +114,43 @@ void RenderImageSource::update(Immutable<style::Source::Impl> baseImpl_, return; } - auto size = transformState.getSize(); - const double viewportHeight = size.height; - - // Compute the screen coordinates at wrap=0 for the given LatLng - ScreenCoordinate nePixel = { -INFINITY, -INFINITY }; - ScreenCoordinate swPixel = { INFINITY, INFINITY }; - + // Compute the z0 tile coordinates for the given LatLngs + TileCoordinatePoint nePoint = { -INFINITY, -INFINITY }; + TileCoordinatePoint swPoint = { INFINITY, INFINITY }; + std::vector<TileCoordinatePoint> tileCoordinates; for (LatLng latLng : coords) { - ScreenCoordinate pixel = transformState.latLngToScreenCoordinate(latLng); - swPixel.x = std::min(swPixel.x, pixel.x); - nePixel.x = std::max(nePixel.x, pixel.x); - swPixel.y = std::min(swPixel.y, viewportHeight - pixel.y); - nePixel.y = std::max(nePixel.y, viewportHeight - pixel.y); - } - const double width = nePixel.x - swPixel.x; - const double height = nePixel.y - swPixel.y; + auto point = TileCoordinate::fromLatLng(0, latLng).p; + tileCoordinates.push_back(point); + swPoint.x = std::min(swPoint.x, point.x); + nePoint.x = std::max(nePoint.x, point.x); + swPoint.y = std::min(swPoint.y, point.y); + nePoint.y = std::max(nePoint.y, point.y); + } - // Don't bother drawing the ImageSource unless it occupies >4 screen pixels - enabled = (width * height > 4); + // Calculate the optimum zoom level to determine the tile ids to use for transforms + auto dx = nePoint.x - swPoint.x; + auto dy = nePoint.y - swPoint.y; + auto dMax = std::max(dx, dy); + double zoom = std::max(0.0, std::floor(-util::log2(dMax))); + + // Only enable if the long side of the image is > 2 pixels. Resulting in a + // display of at least 2 x 1 px image + // A tile coordinate unit represents the length of one tile (tileSize) at a given zoom. + // To convert a tile coordinate to pixels, multiply by tileSize. + // Here dMax is in z0 tile units, so we also scale by 2^z to match current zoom. + enabled = dMax * std::pow(2.0, transformState.getZoom()) * util::tileSize > 2.0; if (!enabled) { return; } - // Calculate the optimum zoom level to determine the tile ids to use for transforms - double minScale = INFINITY; - double scaleX = double(size.width) / width; - double scaleY = double(size.height) / height; - minScale = util::min(scaleX, scaleY); - double zoom = transformState.getZoom() + util::log2(minScale); - zoom = std::floor(util::clamp(zoom, transformState.getMinZoom(), transformState.getMaxZoom())); auto imageBounds = LatLngBounds::hull(coords[0], coords[1]); imageBounds.extend(coords[2]); imageBounds.extend(coords[3]); auto tileCover = util::tileCover(imageBounds, zoom); tileIds.clear(); tileIds.push_back(tileCover[0]); - bool hasVisibleTile = false; + bool hasVisibleTile = false; // Add additional wrapped tile ids if neccessary auto idealTiles = util::tileCover(transformState, transformState.getZoom()); for (auto tile : idealTiles) { @@ -176,9 +176,8 @@ void RenderImageSource::update(Immutable<style::Source::Impl> baseImpl_, // Calculate Geometry Coordinates based on tile cover at ideal zoom GeometryCoordinates geomCoords; - for (auto latLng : coords) { - auto tc = TileCoordinate::fromLatLng(0, latLng); - auto gc = TileCoordinate::toGeometryCoordinate(tileIds[0], tc.p); + for (auto tileCoords : tileCoordinates) { + auto gc = TileCoordinate::toGeometryCoordinate(tileIds[0], tileCoords); geomCoords.push_back(gc); } if (!bucket) { diff --git a/src/mbgl/renderer/sources/render_image_source.hpp b/src/mbgl/renderer/sources/render_image_source.hpp index 7b69d09fa7..72cf4cea61 100644 --- a/src/mbgl/renderer/sources/render_image_source.hpp +++ b/src/mbgl/renderer/sources/render_image_source.hpp @@ -32,7 +32,8 @@ public: queryRenderedFeatures(const ScreenLineString& geometry, const TransformState& transformState, const std::vector<const RenderLayer*>& layers, - const RenderedQueryOptions& options) const final; + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const final; std::vector<Feature> querySourceFeatures(const SourceQueryOptions&) const final; @@ -52,7 +53,7 @@ private: template <> inline bool RenderSource::is<RenderImageSource>() const { - return baseImpl->type == SourceType::Image; + return baseImpl->type == style::SourceType::Image; } } // namespace mbgl diff --git a/src/mbgl/renderer/sources/render_raster_source.cpp b/src/mbgl/renderer/sources/render_raster_source.cpp index bcd719365d..f11f9b7aed 100644 --- a/src/mbgl/renderer/sources/render_raster_source.cpp +++ b/src/mbgl/renderer/sources/render_raster_source.cpp @@ -74,7 +74,8 @@ std::unordered_map<std::string, std::vector<Feature>> RenderRasterSource::queryRenderedFeatures(const ScreenLineString&, const TransformState&, const std::vector<const RenderLayer*>&, - const RenderedQueryOptions&) const { + const RenderedQueryOptions&, + const CollisionIndex& ) const { return std::unordered_map<std::string, std::vector<Feature>> {}; } diff --git a/src/mbgl/renderer/sources/render_raster_source.hpp b/src/mbgl/renderer/sources/render_raster_source.hpp index 01de812309..25041fde43 100644 --- a/src/mbgl/renderer/sources/render_raster_source.hpp +++ b/src/mbgl/renderer/sources/render_raster_source.hpp @@ -27,7 +27,8 @@ public: queryRenderedFeatures(const ScreenLineString& geometry, const TransformState& transformState, const std::vector<const RenderLayer*>& layers, - const RenderedQueryOptions& options) const final; + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const final; std::vector<Feature> querySourceFeatures(const SourceQueryOptions&) const final; @@ -44,7 +45,7 @@ private: template <> inline bool RenderSource::is<RenderRasterSource>() const { - return baseImpl->type == SourceType::Raster; + return baseImpl->type == style::SourceType::Raster; } } // namespace mbgl diff --git a/src/mbgl/renderer/sources/render_vector_source.cpp b/src/mbgl/renderer/sources/render_vector_source.cpp index ca3071c6b0..49f8fdff2c 100644 --- a/src/mbgl/renderer/sources/render_vector_source.cpp +++ b/src/mbgl/renderer/sources/render_vector_source.cpp @@ -77,8 +77,9 @@ std::unordered_map<std::string, std::vector<Feature>> RenderVectorSource::queryRenderedFeatures(const ScreenLineString& geometry, const TransformState& transformState, const std::vector<const RenderLayer*>& layers, - const RenderedQueryOptions& options) const { - return tilePyramid.queryRenderedFeatures(geometry, transformState, layers, options); + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const { + return tilePyramid.queryRenderedFeatures(geometry, transformState, layers, options, collisionIndex); } std::vector<Feature> RenderVectorSource::querySourceFeatures(const SourceQueryOptions& options) const { diff --git a/src/mbgl/renderer/sources/render_vector_source.hpp b/src/mbgl/renderer/sources/render_vector_source.hpp index 5e5c6d1108..4a992e854f 100644 --- a/src/mbgl/renderer/sources/render_vector_source.hpp +++ b/src/mbgl/renderer/sources/render_vector_source.hpp @@ -27,7 +27,8 @@ public: queryRenderedFeatures(const ScreenLineString& geometry, const TransformState& transformState, const std::vector<const RenderLayer*>& layers, - const RenderedQueryOptions& options) const final; + const RenderedQueryOptions& options, + const CollisionIndex& collisionIndex) const final; std::vector<Feature> querySourceFeatures(const SourceQueryOptions&) const final; @@ -44,7 +45,7 @@ private: template <> inline bool RenderSource::is<RenderVectorSource>() const { - return baseImpl->type == SourceType::Vector; + return baseImpl->type == style::SourceType::Vector; } } // namespace mbgl |