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Software engineering > GDI drawing on the screen to draw a 100 mm * 100 mm wide high graphics, using double buffer, need in
GDI drawing on the screen to draw a 100 mm * 100 mm wide high graphics, using double buffer, need in
GDI drawing on the screen to draw a 100 mm * 100 mm wide high graphics, using double buffer, to create the same size of the Bitmap object in memory, problem: how to compute the mm mm length corresponding pixels?