1 files changed, 86 insertions, 0 deletions
diff --git a/src/mbgl/renderer/buckets/symbol_bucket.cpp b/src/mbgl/renderer/buckets/symbol_bucket.cpp
new file mode 100644
index 0000000000..423161f24c
--- /dev/null
+++ b/src/mbgl/renderer/buckets/symbol_bucket.cpp
@@ -0,0 +1,86 @@
+#include <mbgl/renderer/buckets/symbol_bucket.hpp>
+#include <mbgl/renderer/painter.hpp>
+#include <mbgl/renderer/layers/render_symbol_layer.hpp>
+#include <mbgl/renderer/bucket_parameters.hpp>
+#include <mbgl/style/layers/symbol_layer_impl.hpp>
+
+namespace mbgl {
+
+using namespace style;
+
+SymbolBucket::SymbolBucket(style::SymbolLayoutProperties::PossiblyEvaluated layout_,
+                           const std::map<std::string, std::pair<
+                               style::IconPaintProperties::Evaluated, style::TextPaintProperties::Evaluated>>& layerPaintProperties,
+                           const style::DataDrivenPropertyValue<float>& textSize,
+                           const style::DataDrivenPropertyValue<float>& iconSize,
+                           float zoom,
+                           bool sdfIcons_,
+                           bool iconsNeedLinear_)
+    : layout(std::move(layout_)),
+      sdfIcons(sdfIcons_),
+      iconsNeedLinear(iconsNeedLinear_ || iconSize.isDataDriven() || !iconSize.isZoomConstant()),
+      textSizeBinder(SymbolSizeBinder::create(zoom, textSize, TextSize::defaultValue())),
+      iconSizeBinder(SymbolSizeBinder::create(zoom, iconSize, IconSize::defaultValue())) {
+    
+    for (const auto& pair : layerPaintProperties) {
+        paintPropertyBinders.emplace(
+            std::piecewise_construct,
+            std::forward_as_tuple(pair.first),
+            std::forward_as_tuple(
+                std::piecewise_construct,
+                std::forward_as_tuple(pair.second.first, zoom),
+                std::forward_as_tuple(pair.second.second, zoom)));
+    }
+}
+
+void SymbolBucket::upload(gl::Context& context) {
+    if (hasTextData()) {
+        text.vertexBuffer = context.createVertexBuffer(std::move(text.vertices));
+        text.indexBuffer = context.createIndexBuffer(std::move(text.triangles));
+        textSizeBinder->upload(context);
+    }
+
+    if (hasIconData()) {
+        icon.vertexBuffer = context.createVertexBuffer(std::move(icon.vertices));
+        icon.indexBuffer = context.createIndexBuffer(std::move(icon.triangles));
+        iconSizeBinder->upload(context);
+    }
+
+    if (!collisionBox.vertices.empty()) {
+        collisionBox.vertexBuffer = context.createVertexBuffer(std::move(collisionBox.vertices));
+        collisionBox.indexBuffer = context.createIndexBuffer(std::move(collisionBox.lines));
+    }
+
+    for (auto& pair : paintPropertyBinders) {
+        pair.second.first.upload(context);
+        pair.second.second.upload(context);
+    }
+
+    uploaded = true;
+}
+
+void SymbolBucket::render(Painter& painter,
+                          PaintParameters& parameters,
+                          const RenderLayer& layer,
+                          const RenderTile& tile) {
+    painter.renderSymbol(parameters, *this, *layer.as<RenderSymbolLayer>(), tile);
+}
+
+bool SymbolBucket::hasData() const {
+    assert(false); // Should be calling SymbolLayout::has{Text,Icon,CollisonBox}Data() instead.
+    return false;
+}
+
+bool SymbolBucket::hasTextData() const {
+    return !text.segments.empty();
+}
+
+bool SymbolBucket::hasIconData() const {
+    return !icon.segments.empty();
+}
+
+bool SymbolBucket::hasCollisionBoxData() const {
+    return !collisionBox.segments.empty();
+}
+
+} // namespace mbgl