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Diffstat (limited to 'src/mbgl/renderer/circle_bucket.cpp')
-rw-r--r-- | src/mbgl/renderer/circle_bucket.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/mbgl/renderer/circle_bucket.cpp b/src/mbgl/renderer/circle_bucket.cpp index e437eff135..94529a66d8 100644 --- a/src/mbgl/renderer/circle_bucket.cpp +++ b/src/mbgl/renderer/circle_bucket.cpp @@ -5,6 +5,7 @@ #include <mbgl/style/layers/circle_layer.hpp> #include <mbgl/style/layers/circle_layer_impl.hpp> #include <mbgl/util/constants.hpp> +#include <mbgl/util/math.hpp> namespace mbgl { @@ -97,4 +98,26 @@ void CircleBucket::addFeature(const GeometryTileFeature& feature, } } +template <class Property> +static float get(const CircleLayer& layer, const std::map<std::string, CircleProgram::PaintPropertyBinders>& paintPropertyBinders) { + auto it = paintPropertyBinders.find(layer.getID()); + if (it == paintPropertyBinders.end() || !it->second.statistics<Property>().max()) { + return layer.impl->paint.evaluated.get<Property>().constantOr(Property::defaultValue()); + } else { + return *it->second.statistics<Property>().max(); + } +} + +float CircleBucket::getQueryRadius(const style::Layer& layer) const { + if (!layer.is<CircleLayer>()) { + return 0; + } + + auto circleLayer = layer.as<CircleLayer>(); + + float radius = get<CircleRadius>(*circleLayer, paintPropertyBinders); + auto translate = circleLayer->impl->paint.evaluated.get<CircleTranslate>(); + return radius + util::length(translate[0], translate[1]); +} + } // namespace mbgl |