D3DRECT

typedef struct _D3DRECT {

union {

LONG x1;

LONG lX1;

};

union {

LONG y1;

LONG lY1;

};

union {

LONG x2;

LONG lX2;

};

union {

LONG y2;

LONG lY2;

};

} D3DRECT, *LPD3DRECT;

Rectangle definition.

lX1 and lY1

Coordinates of the upper-left corner of the rectangle.

lX2 and lY2

Coordinates of the lower-right corner of the rectangle.