Render map with a copy of TransformState

3 files changed, 19 insertions, 12 deletions

diff --git a/include/mbgl/map/map.hpp b/include/mbgl/map/map.hpp
index bc67e5b35b..8378b27376 100644
--- a/include/mbgl/map/map.hpp
+++ b/include/mbgl/map/map.hpp
@@ -55,8 +55,6 @@ public:
     // Triggers a lazy rerender: only performs a render when the map is not clean.
     void rerender();
 
-    void renderLayer(util::ptr<StyleLayer> layer_desc, RenderPass pass, const Tile::ID* id = nullptr, const mat4* matrix = nullptr);
-
     // Forces a map update: always triggers a rerender.
     void update();
 
@@ -156,18 +154,14 @@ private:
     void updateSources();
     void updateSources(const util::ptr<StyleLayerGroup> &group);
 
-    void updateRenderState();
-
     size_t countLayers(const std::vector<LayerDescription>& layers);
 
     // Prepares a map render by updating the tiles we need for the current view, as well as updating
     // the stylesheet.
     void prepare();
 
-
     // Unconditionally performs a render with the current map state.
     void render();
-    void renderLayers(util::ptr<StyleLayerGroup> group);
 
 private:
     bool async = false;
@@ -224,8 +218,6 @@ private:
     bool debug = false;
     timestamp animationTime = 0;
 
-    int indent = 0;
-
     std::set<util::ptr<StyleSource>> activeSources;
 
 };
diff --git a/include/mbgl/map/transform_state.hpp b/include/mbgl/map/transform_state.hpp
index ed49dc3e99..bb330c1019 100644
--- a/include/mbgl/map/transform_state.hpp
+++ b/include/mbgl/map/transform_state.hpp
@@ -33,6 +33,7 @@ public:
     float lngX(float lon) const;
     float latY(float lat) const;
     std::array<float, 2> locationCoordinate(float lon, float lat) const;
+    void getLonLat(double &lon, double &lat) const;
 
     // Zoom
     float getNormalizedZoom() const;
@@ -69,7 +70,7 @@ private:
     // map position
     double x = 0, y = 0;
     double angle = 0;
-    double scale = std::numeric_limits<double>::infinity();
+    double scale = 1;
 };
 
 }
diff --git a/include/mbgl/renderer/painter.hpp b/include/mbgl/renderer/painter.hpp
index a8229a0978..2b0ac070f7 100644
--- a/include/mbgl/renderer/painter.hpp
+++ b/include/mbgl/renderer/painter.hpp
@@ -35,9 +35,12 @@ enum class RenderPass : bool { Opaque, Translucent };
 class Transform;
 class Style;
 class Tile;
+class Sprite;
+class SpriteAtlas;
 class GlyphAtlas;
 class Source;
 class StyleSource;
+class StyleLayerGroup;
 
 class FillBucket;
 class LineBucket;
@@ -53,10 +56,9 @@ class RasterTileData;
 
 class Painter : private util::noncopyable {
 public:
-    Painter(Map &map);
+    Painter(SpriteAtlas&, GlyphAtlas&);
     ~Painter();
 
-
     void setup();
 
     // Perform cleanup tasks that prepare shutting down the app. This doesn't mean that the
@@ -73,6 +75,14 @@ public:
     // Updates the default matrices to the current viewport dimensions.
     void changeMatrix();
 
+    void render(const Style& style,
+                const std::set<util::ptr<StyleSource>>& sources,
+                TransformState state,
+                timestamp time);
+
+    void renderLayers(util::ptr<StyleLayerGroup> group);
+    void renderLayer(util::ptr<StyleLayer> layer_desc, RenderPass pass, const Tile::ID* id = nullptr, const mat4* matrix = nullptr);
+
     // Renders a particular layer from a tile.
     void renderTileLayer(const Tile& tile, util::ptr<StyleLayer> layer_desc, const mat4 &matrix);
 
@@ -167,9 +177,10 @@ public:
     }();
 
 private:
-    Map& map;
+    TransformState state;
 
     bool debug = false;
+    int indent = 0;
 
     uint32_t gl_program = 0;
     float gl_lineWidth = 0;
@@ -183,6 +194,9 @@ private:
 public:
     FrameHistory frameHistory;
 
+    SpriteAtlas& spriteAtlas;
+    GlyphAtlas& glyphAtlas;
+
     std::unique_ptr<PlainShader> plainShader;
     std::unique_ptr<OutlineShader> outlineShader;
     std::unique_ptr<LineShader> lineShader;