/* $XConsortium: XDrPoint.c,v 11.13 91/01/06 11:45:16 rws Exp $ */ /* Copyright Massachusetts Institute of Technology 1986 */ /* Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of M.I.T. not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. M.I.T. makes no representations about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty. */ #include "Xlibint.h" /* precompute the maximum size of batching request allowed */ #define size (SIZEOF(xPolyPointReq) + PTSPERBATCH * SIZEOF(xPoint)) XDrawPoint(dpy, d, gc, x, y) register Display *dpy; Drawable d; GC gc; int x, y; /* INT16 */ { xPoint *point; #ifdef MUSTCOPY xPoint pointdata; long len = SIZEOF(xPoint); point = &pointdata; #endif /* MUSTCOPY */ LockDisplay(dpy); FlushGC(dpy, gc); { register xPolyPointReq *req = (xPolyPointReq *) dpy->last_req; /* if same as previous request, with same drawable, batch requests */ if ( (req->reqType == X_PolyPoint) && (req->drawable == d) && (req->gc == gc->gid) && (req->coordMode == CoordModeOrigin) && ((dpy->bufptr + SIZEOF(xPoint)) <= dpy->bufmax) && (((char *)dpy->bufptr - (char *)req) < size) ) { req->length += SIZEOF(xPoint) >> 2; #ifndef MUSTCOPY point = (xPoint *) dpy->bufptr; dpy->bufptr += SIZEOF(xPoint); #endif /* not MUSTCOPY */ } else { GetReqExtra(PolyPoint, 4, req); /* 1 point = 4 bytes */ req->drawable = d; req->gc = gc->gid; req->coordMode = CoordModeOrigin; #ifdef MUSTCOPY dpy->bufptr -= SIZEOF(xPoint); #else point = (xPoint *) NEXTPTR(req,xPolyPointReq); #endif /* MUSTCOPY */ } point->x = x; point->y = y; #ifdef MUSTCOPY Data (dpy, (char *) point, len); #endif /* MUSTCOPY */ } UnlockDisplay(dpy); SyncHandle(); }