diff --git a/include/llmr/map/source.hpp b/include/llmr/map/source.hpp
index 2ae210ab8..d512cba92 100644
--- a/include/llmr/map/source.hpp
+++ b/include/llmr/map/source.hpp
@@ -24,7 +24,7 @@ public:
     };
 
 public:
-    Source(Map& map, Transform& transform, Painter& painter, Texturepool& texturepool, const char *url = "", float pixel_ratio = 1.0, Type type = Type::vector, std::list<uint32_t> zooms = {0}, uint32_t tile_size = 512, uint32_t min_zoom = 0, uint32_t max_zoom = 14, bool enabled = true);
+    Source(Map& map, Transform& transform, Painter& painter, Texturepool& texturepool, const char *url = "", Type type = Type::vector, std::list<uint32_t> zooms = {0}, uint32_t tile_size = 512, uint32_t min_zoom = 0, uint32_t max_zoom = 14, bool enabled = true);
 
     bool update();
     void prepare_render(bool is_baselayer = false);
@@ -43,8 +43,6 @@ private:
     TileData::State addTile(const Tile::ID& id);
     TileData::State hasTile(const Tile::ID& id);
 
-    void renderTile(const Tile::ID& id);
-
     double getZoom() const;
 
 private:
@@ -60,8 +58,6 @@ private:
     uint32_t min_zoom;
     uint32_t max_zoom;
 
-    float pixel_ratio;
-
     std::forward_list<Tile> tiles;
     std::forward_list<std::weak_ptr<TileData>> tile_data;
 };
diff --git a/src/map/map.cpp b/src/map/map.cpp
index 4d5785802..5756e8162 100644
--- a/src/map/map.cpp
+++ b/src/map/map.cpp
@@ -43,7 +43,6 @@ void Map::setup(float pixelRatio) {
                            painter,
                            texturepool,
                            "http://a.gl-api-us-east-1.tilestream.net/v3/mapbox.mapbox-streets-v4/%d/%d/%d.gl.pbf",
-                           pixelRatio,
                            Source::Type::vector,
                            {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14},
                            512,
@@ -57,7 +56,6 @@ void Map::setup(float pixelRatio) {
                            painter,
                            texturepool,
                            "https://a.tiles.mapbox.com/v3/justin.hh0gkdfm/%d/%d/%d%s.png256",
-                           pixelRatio,
                            Source::Type::raster,
                            {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21},
                            256,
diff --git a/src/map/source.cpp b/src/map/source.cpp
index 1a1b224e8..24c353328 100644
--- a/src/map/source.cpp
+++ b/src/map/source.cpp
@@ -11,13 +11,12 @@
 
 using namespace llmr;
 
-Source::Source(Map& map, Transform& transform, Painter& painter, Texturepool& texturepool, const char *url, float pixel_ratio, Source::Type type, std::list<uint32_t> zooms, uint32_t tile_size, uint32_t min_zoom, uint32_t max_zoom, bool enabled)
+Source::Source(Map& map, Transform& transform, Painter& painter, Texturepool& texturepool, const char *url, Source::Type type, std::list<uint32_t> zooms, uint32_t tile_size, uint32_t min_zoom, uint32_t max_zoom, bool enabled)
     : map(map),
       transform(transform),
       painter(painter),
       texturepool(texturepool),
       url(url),
-      pixel_ratio(pixel_ratio),
       type(type),
       zooms(zooms),
       tile_size(tile_size),
@@ -115,7 +114,7 @@ TileData::State Source::addTile(const Tile::ID& id) {
         if (type == Source::Type::vector) {
             formed_url = util::sprintf(url, id.z, id.x, id.y);
         } else {
-            formed_url = util::sprintf(url, id.z, id.x, id.y, (pixel_ratio > 1.0 ? "@2x" : ""));
+            formed_url = util::sprintf(url, id.z, id.x, id.y, (map.getPixelRatio() > 1.0 ? "@2x" : ""));
         }
 
         new_tile.data = std::make_shared<TileData>(normalized_id, map.getStyle(), map.getGlyphAtlas(), formed_url, (type == Source::Type::raster));
@@ -271,13 +270,6 @@ bool Source::updateTiles() {
     return changed;
 }
 
-void Source::renderTile(const Tile::ID& id) {
-
-//    painter.render(tile);
-
-    return;
-}
-
 // Taken from polymaps src/Layer.js
 // https://github.com/simplegeo/polymaps/blob/master/src/Layer.js#L333-L383
 
@@ -342,7 +334,7 @@ void _scanTriangle(const llmr::vec2<double> a, const llmr::vec2<double> b, const
 
 double Source::getZoom() const {
     double offset = log(util::tileSize / tile_size) / log(2);
-    offset += (pixel_ratio > 1.0 ? 1 :0);
+    offset += (map.getPixelRatio() > 1.0 ? 1 :0);
     return map.getZoom() + offset;
 }