[core] Add batch conversion of latLngs to/from screenCoords (#15891)

* [core] Add batch conversion of latLng vs screenCoord * [core] Take the simple approach
2019-11-07 18:16:31 +02:00
parent 1d49c23b85
commit 2e8a350d68
5 changed files with 101 additions and 15 deletions
--- a/include/mbgl/map/map.hpp
+++ b/include/mbgl/map/map.hpp
@@ -97,6 +97,8 @@ public:
    // Projection
    ScreenCoordinate pixelForLatLng(const LatLng&) const;
    LatLng latLngForPixel(const ScreenCoordinate&) const;
+    std::vector<ScreenCoordinate> pixelsForLatLngs(const std::vector<LatLng>&) const;
+    std::vector<LatLng> latLngsForPixels(const std::vector<ScreenCoordinate>&) const;

    // Annotations
    void addAnnotationImage(std::unique_ptr<style::Image>);