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-rw-r--r--src/mbgl/renderer/sources/render_tile_source.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mbgl/renderer/sources/render_tile_source.cpp b/src/mbgl/renderer/sources/render_tile_source.cpp
index 8d3d97f708..1037a2f78e 100644
--- a/src/mbgl/renderer/sources/render_tile_source.cpp
+++ b/src/mbgl/renderer/sources/render_tile_source.cpp
@@ -28,6 +28,7 @@ void RenderTileSource::upload(gfx::UploadPass& parameters) {
void RenderTileSource::prepare(const SourcePrepareParameters& parameters) {
renderTiles.clear();
+ renderTiles.reserve(tilePyramid.getRenderedTiles().size());
for (auto& entry : tilePyramid.getRenderedTiles()) {
renderTiles.emplace_back(entry.first, entry.second);
renderTiles.back().prepare(parameters);