Thanks for your answers, it’s good for me.

Thank you ~ Decon ~ I know how to creates the rectangle. I have made a exercises. Records the coordinate, And uses “viewport.setTM <matrix3>” r…

Thank you ~ Decon How to get the coordinates of the currew frame of “camera” and “Perspective” ? Requests master help to answer, thanks ~

This method can picture composition, But I do not know how to save the file. Please help answer, thank you ! bm1=openBitMap “c:/temp/ts0011.jpg” bm2…

This method can picture composition, But I do not know how to save the file. Please help answer, thank you ! bm1=openBitMap “c:/temp/ts0011.jpg” bm2…

This method can picture composition, But I do not know how to save the file. Please help answer, thank you ! bm1=openBitMap “c:/temp/ts0011.jpg” bm2…