Change Line Type in OpenCascade eryar@163.com 关键字KeyWords:OpenCascade,Line Aspect, Line Type 在OpenCascade的显示模块中,可以设置线型.消隐方式和离散精度等属性.这些属性都是在AIS_Drawer中设置. AIS_Drawer类就是用来管理显示属性的.可以设置如下显示属性: void SetLineAspect (const Handle< Prs3d_LineAspect > &a…
Once again, in this series of posts I look at the parts of the .NET Framework that may seem trivial, but can help improve your code by making it easier to write and maintain. The index of all my past little wonders posts can be found here. We've seen…
Two analytical 2d line intersection in OpenCASCADE eryar@163.com Abstract. OpenCASCADE geometric tools provide algorithms to calculate the intersection of two 2d curves, surfaces, or a 3d curve and a surface. Those are the basis of the Boolean Operat…
首先说明一下遇到的问题: PG数据库,对其中的某张表增加一列后,应用报错,信息如下: 应用使用相关框架如下:SpringBoot.MyBatis. ### Cause: org.postgresql.util.PSQLException: ERROR: cached plan must not change result type ; uncategorized SQLException for SQL []; SQL state [0A000]; error code [0]; ERROR:…
par(ask=TRUE) opar <- par(no.readonly=TRUE) # make a copy of current settings attach(mtcars) # be sure to execute this line plot(wt, mpg) abline(lm(mpg~wt)) title("Regression of MPG on Weight") # Input data for drug example dose <- c(20, 3…