move renderTileIDs

2023-10-04 12:50:18 +00:00
parent 0a81468939
commit 63720145e6
1 changed files with 2 additions and 2 deletions
--- a/src/mbgl/renderer/render_layer.cpp
+++ b/src/mbgl/renderer/render_layer.cpp
@@ -186,8 +186,8 @@ std::size_t RenderLayer::removeAllDrawables() {
 }

 void RenderLayer::updateRenderTileIDs() {
-    const auto oldMap = renderTileIDs;
-    renderTileIDs.clear();
+    const auto oldMap = std::move(renderTileIDs);
+    renderTileIDs = std::unordered_map<OverscaledTileID, util::SimpleIdentity>{};
    if (renderTiles) {
        renderTileIDs.reserve(renderTiles->size());
        for (const auto& tile : *renderTiles) {