[core] Enable property functions for line-width (#9250)

1 files changed, 10 insertions, 4 deletions

diff --git a/src/mbgl/renderer/layers/render_line_layer.hpp b/src/mbgl/renderer/layers/render_line_layer.hpp
index 04ba745533..77551b6b7c 100644
--- a/src/mbgl/renderer/layers/render_line_layer.hpp
+++ b/src/mbgl/renderer/layers/render_line_layer.hpp
@@ -3,9 +3,18 @@
 #include <mbgl/renderer/render_layer.hpp>
 #include <mbgl/style/layers/line_layer_impl.hpp>
 #include <mbgl/style/layers/line_layer_properties.hpp>
+#include <mbgl/programs/uniforms.hpp>
 
 namespace mbgl {
 
+struct LineFloorwidth : style::DataDrivenPaintProperty<float, attributes::a_floorwidth, uniforms::u_floorwidth> {
+    static float defaultValue() { return 1; }
+};
+
+class RenderLinePaintProperties : public style::ConcatenateProperties<
+    style::LinePaintProperties::PropertyTypes,
+    TypeList<LineFloorwidth>>::Type {};
+
 class RenderLineLayer: public RenderLayer {
 public:
     RenderLineLayer(Immutable<style::LineLayer::Impl>);
@@ -26,13 +35,10 @@ public:
 
     // Paint properties
     style::LinePaintProperties::Unevaluated unevaluated;
-    style::LinePaintProperties::PossiblyEvaluated evaluated;
+    RenderLinePaintProperties::PossiblyEvaluated evaluated;
 
     const style::LineLayer::Impl& impl() const;
 
-    // Special case
-    float dashLineWidth = 1;
-
 private:
     float getLineWidth(const GeometryTileFeature&, const float) const;
 };