These functions allow you to examine and change the current transformation matrix (CTM) in a graphics context.

这些功能允许你检查和更改图形上下文的当前转换矩阵(CTM)。

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All operation names start with "post," which means that the current transform object is multiplied from the right with the given transformation matrix — the order of matrix operations matters.

所有操作名都是以“post ”开头的，表示当前Transform对象是从右边与给定转换矩阵相乘的——矩阵操作的顺序是非常重要的。

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All operation names start with "post," which means that the current transform object is multiplied from the right with the given transformation matrix — the order of matrix operations matters.

所有操作名都是以“post ”开头的，表示当前Transform对象是从右边与给定转换矩阵相乘的——矩阵操作的顺序是非常重要的。

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