Introduction - If you have any usage issues, please Google them yourself
First way to change the coordinate mapping MM_ANISOTROPIC, that is the meaning of anisotropy, in which coordinates mode, X-axis and Y-axis of the logic units can be arbitrarily reduced income. After mapping the way to change the coordinates, it is necessary to determine the window size and viewport size, the attention window size is what we see on the screen size. Function obtained through the display and printer pixels per inch number of logic, and then as the population size of the corresponding scaling, we can facilitate the on-screen display and printer output is the same the.