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#pragma once
#include <mbgl/renderer/render_layer.hpp>
#include <mbgl/style/layers/heatmap_layer_impl.hpp>
#include <mbgl/style/layers/heatmap_layer_properties.hpp>
#include <mbgl/util/optional.hpp>
#include <mbgl/util/offscreen_texture.hpp>
namespace mbgl {
class RenderHeatmapLayer: public RenderLayer {
public:
RenderHeatmapLayer(Immutable<style::HeatmapLayer::Impl>);
~RenderHeatmapLayer() final = default;
void transition(const TransitionParameters&) override;
void evaluate(const PropertyEvaluationParameters&) override;
bool hasTransition() const override;
void render(PaintParameters&, RenderSource*) override;
bool queryIntersectsFeature(
const GeometryCoordinates&,
const GeometryTileFeature&,
const float,
const float,
const float) const override;
void updateColorRamp();
std::unique_ptr<Bucket> createBucket(const BucketParameters&, const std::vector<const RenderLayer*>&) const override;
// Paint properties
style::HeatmapPaintProperties::Unevaluated unevaluated;
style::HeatmapPaintProperties::PossiblyEvaluated evaluated;
const style::HeatmapLayer::Impl& impl() const;
PremultipliedImage colorRamp;
optional<OffscreenTexture> renderTexture;
optional<gl::Texture> colorRampTexture;
};
template <>
inline bool RenderLayer::is<RenderHeatmapLayer>() const {
return type == style::LayerType::Heatmap;
}
} // namespace mbgl
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