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Inside Macintosh: Imaging With QuickDraw /

Chapter 2 - Basic QuickDraw / Basic QuickDraw Reference

Routines / Manipulating Points in Graphics Ports

AddPt

To add the coordinates of two points, use the AddPt procedure.

PROCEDURE AddPt (srcPt: Point; VAR dstPt:\xDDPoint);

srcPt

A point, the coordinates of which are to be added to the point in the dstPt parameter.

dstPt

On input: a point, the coordinates of which are to be added to the point in the srcPt parameter. Upon completion: the result of adding the coordinates of the points in the srcPt and dstPt parameters.

DESCRIPTION

The AddPt procedure adds the coordinates of the point specified in the srcPt parameter to the coordinates of the point specified in the dstPt parameter, and returns the result in the dstPt parameter.