Sergey Levin

This also happens to me even if I only have 10,000 points. After any re-rendering, only a few of the originally selected ones remain. And re-rendering begins to occur when...

> Looks like disabling progressive thru progressiveThreshold fixes the zoom problem - [Demo](https://echarts.apache.org/examples/en/editor.html?c=scatter-large&code=GYVwdgxgLglg9mABAcwKZgCIEMpYBQA26ANInMMAM6pQCUiA3gFCKJFSJYBOXiAvIjCoA7ogBiBODgDMAJgCCPLAE9C6RACpEs2gG4WbGmQr9EABn2tgcXmo4xTFxA4A8hsLucBqL_WatWdkQAD1MvAFkcAAsAOi4sMAATOABbPHotAEYLA0CjZX5cgIjomMoYMDxg-gBaItZQrTUkAFJtRAB-cxjMxAAuRBqzHozESKhY-KTU9MQvesQ8ciojAB9V83oAekRsywDuLgBtZZ8AXVNg_dZDk4pz02V9gF8DLhoQLiRD_VfygC9UKYAKyoaT6CAISgcRI4LC9ARoTBwvAA1B6JhwAAOsAQpn8iFgUCIAwJrCgqGCUD6C1QECi3CglBi1i4KRwMSwiUSAGFUuzKHhYbhMjEiGBkBNEDsdHNEAByRAABTgFSZ8oMz2IBigcDgBFgWNJWp1eoIACM4MFSUUiMBqQqIOgKVx5dqAohgKgcJ9UDaPaxhVgAFp6lLGoqvVgmhryYIwSjG92IZRxhNJgzmrggShRDOBuGh1IDI5FMkBKDKLF-hUVcqJVAaj1RxBnZMJGDs3FgAbALAEajJ6hcGCoROIUse8usMBYFI1-XyN0LSvVgbyygQHAu5cBxBBgZBzLJj2JTvocpQkvy4JuhXKeVthaUZQpS0EADKMEBA2kJ4CMAUikH6ViSjALKw2JYBAgHKAMwwACwLDGAZYlwcDIO8lDlAAbqgAAqURYVE-qJAMaJeJkkYGGcTDPPoTApMoPIMlwUAxAgeDylmOZRNQRDQKgiR3ngWL0HwAB84GsPxphYjE5o4PSRxmBcXTyYpUDKapZSoAJFKJCpZwxEGACSSSUv0CryvsTEsYyulQAA8ji8CVAwiBFESJIMBSVJ9Buel0gZAVePxYroJKUQts8GKxUAA). It is clear that this will solve the issue. Problems initially sounded like problems with progressive rendering....

> @DespotMagic, frankly I cannot reproduce your findings. What would be helpful is to update the Demo (more data, add dataZoom?) and explain the steps on how to reproduce the...