zcg8633 commented on issue #15992: URL: https://github.com/apache/echarts/issues/15992#issuecomment-963789765
> @zcg8633 You can add a small bias to avoid this kind of precision issue. > > ```js > const bias = 1e-3; > ... > startAngle: -(coord[3] + size[1] / 2) - bias > endAngle: -(coord[3] - size[1] / 2) + bias > ``` 有效，谢谢。还有个问题请教下，这种极坐标热力图，数据量比较大的时候，渲染比较慢，有什么配置或者方法可以提升一下渲染速度么？在一些移动端浏览器或者chrome老一点（68）的版本比较明显 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
