Description: Click the 3D coordinates, according to F1-4 keys to creating objects, hold down the left mouse button drag the object
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File list (Check if you may need any files):
!3D坐标点选dragging\Dragging Example.exe
...................\source\Dragging.cpp
...................\......\List.h
...................\......\Object.cpp
...................\......\Object.h
...................\......\Point.cpp
...................\......\Point.h
...................\......\Scalar.h
...................\source.zip
...................\source
!3D坐标点选dragging
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