fn upload_symbol_layer(
symbol_buffer_pool: &mut SymbolBufferPool,
queue: &Queue,
tiles: &mut Tiles,
style: &Style,
view_region: &ViewRegion,
zoom: f32,
)fn upload_symbol_layer(
symbol_buffer_pool: &mut SymbolBufferPool,
queue: &Queue,
tiles: &mut Tiles,
style: &Style,
view_region: &ViewRegion,
zoom: f32,
)