4 files changed, 14 insertions, 3 deletions
diff --git a/src/mbgl/renderer/layers/render_heatmap_layer.cpp b/src/mbgl/renderer/layers/render_heatmap_layer.cpp
index 62330bcab7..4e5e890358 100644
--- a/src/mbgl/renderer/layers/render_heatmap_layer.cpp
+++ b/src/mbgl/renderer/layers/render_heatmap_layer.cpp
@@ -185,6 +185,10 @@ void RenderHeatmapLayer::render(PaintParameters& parameters, RenderSource*) {
     }
 }
 
+void RenderHeatmapLayer::update() {
+    updateColorRamp();
+}
+
 void RenderHeatmapLayer::updateColorRamp() {
     auto colorValue = unevaluated.get<HeatmapColor>().getValue();
     if (colorValue.isUndefined()) {
diff --git a/src/mbgl/renderer/layers/render_heatmap_layer.hpp b/src/mbgl/renderer/layers/render_heatmap_layer.hpp
index 6f8163ebf1..9aca8bdc93 100644
--- a/src/mbgl/renderer/layers/render_heatmap_layer.hpp
+++ b/src/mbgl/renderer/layers/render_heatmap_layer.hpp
@@ -18,6 +18,7 @@ public:
     bool hasTransition() const override;
     bool hasCrossfade() const override;
     void render(PaintParameters&, RenderSource*) override;
+    void update() final;
 
     bool queryIntersectsFeature(
             const GeometryCoordinates&,
@@ -27,8 +28,6 @@ public:
             const float,
             const mat4&) const override;
 
-    void updateColorRamp();
-
     std::unique_ptr<Bucket> createBucket(const BucketParameters&, const std::vector<const RenderLayer*>&) const override;
 
     // Paint properties
@@ -40,6 +39,9 @@ public:
     PremultipliedImage colorRamp;
     optional<OffscreenTexture> renderTexture;
     optional<gl::Texture> colorRampTexture;
+
+private:
+    void updateColorRamp();
 };
 
 template <>
diff --git a/src/mbgl/renderer/layers/render_line_layer.cpp b/src/mbgl/renderer/layers/render_line_layer.cpp
index 2811a1ffdd..1edd69237e 100644
--- a/src/mbgl/renderer/layers/render_line_layer.cpp
+++ b/src/mbgl/renderer/layers/render_line_layer.cpp
@@ -294,4 +294,8 @@ float RenderLineLayer::getLineWidth(const GeometryTileFeature& feature, const fl
 }
 
 
+void RenderLineLayer::update() {
+    updateColorRamp();
+}
+
 } // namespace mbgl
diff --git a/src/mbgl/renderer/layers/render_line_layer.hpp b/src/mbgl/renderer/layers/render_line_layer.hpp
index d7786ded34..cd657dfe16 100644
--- a/src/mbgl/renderer/layers/render_line_layer.hpp
+++ b/src/mbgl/renderer/layers/render_line_layer.hpp
@@ -32,6 +32,7 @@ public:
     bool hasTransition() const override;
     bool hasCrossfade() const override;
     void render(PaintParameters&, RenderSource*) override;
+    void update() final;
 
     RenderLinePaintProperties::PossiblyEvaluated paintProperties() const;
 
@@ -43,7 +44,6 @@ public:
             const float,
             const mat4&) const override;
 
-    void updateColorRamp();
 
     std::unique_ptr<Bucket> createBucket(const BucketParameters&, const std::vector<const RenderLayer*>&) const override;
     std::unique_ptr<Layout> createLayout(const BucketParameters&,
@@ -59,6 +59,7 @@ public:
 
 private:
     float getLineWidth(const GeometryTileFeature&, const float) const;
+    void updateColorRamp();
     CrossfadeParameters crossfade;
     PremultipliedImage colorRamp;
     optional<gl::Texture> colorRampTexture;