[core] Render Image Source

1 files changed, 71 insertions, 0 deletions

diff --git a/src/mbgl/renderer/sources/render_image_source.hpp b/src/mbgl/renderer/sources/render_image_source.hpp
new file mode 100644
index 0000000000..769f932f27
--- /dev/null
+++ b/src/mbgl/renderer/sources/render_image_source.hpp
@@ -0,0 +1,71 @@
+#pragma once
+
+#include <mbgl/renderer/buckets/raster_bucket.hpp>
+#include <mbgl/renderer/render_source.hpp>
+#include <mbgl/renderer/render_tile.hpp>
+#include <mbgl/style/sources/image_source_impl.hpp>
+#include <mbgl/tile/geometry_tile_data.hpp>
+#include <mbgl/util/image.hpp>
+#include <mbgl/util/optional.hpp>
+
+namespace mbgl {
+class RenderLayer;
+class PaintParameters;
+
+namespace gl {
+class Context;
+} // namespace gl
+
+class RenderImageSource : public RenderSource {
+public:
+    RenderImageSource(Immutable<style::ImageSource::Impl>);
+
+    bool isLoaded() const final;
+    void upload(gl::Context&);
+
+    void startRender(algorithm::ClipIDGenerator&,
+                     const mat4& projMatrix,
+                     const mat4& clipMatrix,
+                     const TransformState&) final;
+
+    void render(Painter&, PaintParameters&, const RenderLayer&);
+
+    void finishRender(Painter&) final;
+
+    void updateTiles(const TileParameters&) final;
+    void removeTiles() final {
+    }
+    void invalidateTiles() final {
+    }
+    void reloadTiles() final {
+    }
+
+    std::map<UnwrappedTileID, RenderTile>& getRenderTiles() final {
+        return tiles;
+    }
+
+    std::unordered_map<std::string, std::vector<Feature>>
+    queryRenderedFeatures(const ScreenLineString& geometry,
+                          const TransformState& transformState,
+                          const RenderedQueryOptions& options) const final;
+
+    std::vector<Feature> querySourceFeatures(const SourceQueryOptions&) const final;
+
+    void setCacheSize(size_t) final {
+    }
+    void onLowMemory() final {
+    }
+    void dumpDebugLogs() const final;
+
+private:
+    const style::ImageSource::Impl& impl() const;
+    void setupBucket(GeometryCoordinates& coordiantes);
+    std::map<UnwrappedTileID, RenderTile> tiles;
+
+    std::vector<UnwrappedTileID> tileIds;
+    std::unique_ptr<RasterBucket> bucket;
+    std::vector<mat4> matrices;
+    bool shouldRender;
+};
+
+} // namespace mbgl