在Houdini中使用二阶导数的Sinus运动Sinus motion with second derivatives in Houdini

Just testing some concepts in relation to vex. But it works I think. Generally speaking Newton’s concept. No sin() function used.
谷歌翻译：只测试一些与vex相关的概念。但我认为它有效。一般来说牛顿的概念。没有使用sin（）函数。