鼠标点击点转ui坐标下点错误

Creator 3.x
#1

去掉ui相机的alignCanvasWithScreen，将Camera的OrthoHeight调小，拉近相机，用如下方式计算鼠标点击点，位置偏移较大

onMouseDown(event: EventMouse) {
    let touchPos = event.getLocation();
    let wpos = v3(touchPos.x, touchPos.y, 0);

    camera.screenToWorld(wpos, wpos);
    let uiPos = camera.convertToUINode(wpos, avatarLayer);
}