The POINTFLOAT structure contains the x and y coordinates of a point.
typedef struct _POINTFLOAT { // ptf
FLOAT x;
FLOAT y;
} POINTFLOAT;
Windows NT: Use version 4.0 and later.
Windows: Use Windows 95 OSR2 and later.
Windows CE: Unsupported.
Header: Declared in wingdi.h.
OpenGL on Windows NT and Windows 95 Overview, Structures, GLYPHMETRICSFLOAT