Remove black pixels at corners of DrawRoundRect rectangles
Fixes regression introduced in 8935dcc0e1307f3963d2d21e4f7ce1cca8407579.
pub type GearId = u16;
pub trait GearData {}
pub trait GearDataProcessor<T: GearData> {
fn add(&mut self, gear_id: GearId, gear_data: T);
}
pub trait GearDataAggregator<T: GearData> {
fn find_processor(&mut self) -> &mut GearDataProcessor<T>;
}