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authorBruno de Oliveira Abinader <bruno@mapbox.com>2016-02-22 02:07:11 +0200
committerBruno de Oliveira Abinader <bruno@mapbox.com>2016-03-01 20:58:54 +0000
commitb325df880baf6f3a454c51d2e21d69114477c276 (patch)
tree7268047f2dc599c4f8ad72b304a06826c84a5d99 /src/mbgl/tile/geometry_tile.hpp
parent9771b0e569d91c37ab3ac98ef8bee11c816ddc80 (diff)
downloadqtlocation-mapboxgl-b325df880baf6f3a454c51d2e21d69114477c276.tar.gz
[core] Simplify Screen to Geometry coordinate conversion
Diffstat (limited to 'src/mbgl/tile/geometry_tile.hpp')
-rw-r--r--src/mbgl/tile/geometry_tile.hpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mbgl/tile/geometry_tile.hpp b/src/mbgl/tile/geometry_tile.hpp
index 3fcb910371..6236e4e889 100644
--- a/src/mbgl/tile/geometry_tile.hpp
+++ b/src/mbgl/tile/geometry_tile.hpp
@@ -25,6 +25,8 @@ enum class FeatureType : uint8_t {
};
// Normalized vector tile coordinates.
+// Each geometry coordinate represents a point in a bidimensional space,
+// varying from -V...0...+V, where V is the maximum extent applicable.
using GeometryCoordinate = vec2<int16_t>;
using GeometryCoordinates = std::vector<GeometryCoordinate>;
using GeometryCollection = std::vector<GeometryCoordinates>;