Punkte in einer Region ermitteln

[MaOfDe]

Zitat:

The PtInRegion function determines whether the specified point is inside the specified region.

BOOL PtInRegion(

HRGN hrgn, // handle of region

int X, // x-coordinate of point
int Y // y-coordinate of point
);

Parameters

hrgn: Identifies the region to be examined.
X: Specifies the x-coordinate of the point.
Y: Specifies the y-coordinate of the point.