diff options
Diffstat (limited to 'libX11/src/DrLine.c')
| -rw-r--r-- | libX11/src/DrLine.c | 202 |
1 files changed, 101 insertions, 101 deletions
diff --git a/libX11/src/DrLine.c b/libX11/src/DrLine.c index 3786f5933..c25efad9e 100644 --- a/libX11/src/DrLine.c +++ b/libX11/src/DrLine.c @@ -1,101 +1,101 @@ -/* - -Copyright 1986, 1998 The Open Group - -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. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" - -/* precompute the maximum size of batching request allowed */ - -#define wsize (SIZEOF(xPolySegmentReq) + WLNSPERBATCH * SIZEOF(xSegment)) -#define zsize (SIZEOF(xPolySegmentReq) + ZLNSPERBATCH * SIZEOF(xSegment)) - -int -XDrawLine ( - register Display *dpy, - Drawable d, - GC gc, - int x1, - int y1, - int x2, - int y2) -{ - register xSegment *segment; -#ifdef MUSTCOPY - xSegment segmentdata; - long len = SIZEOF(xSegment); - - segment = &segmentdata; -#endif /* not MUSTCOPY */ - - LockDisplay(dpy); - FlushGC(dpy, gc); - - { - register xPolySegmentReq *req = (xPolySegmentReq *) dpy->last_req; - - /* if same as previous request, with same drawable, batch requests */ - if ( - (req->reqType == X_PolySegment) - && (req->drawable == d) - && (req->gc == gc->gid) - && ((dpy->bufptr + SIZEOF(xSegment)) <= dpy->bufmax) - && (((char *)dpy->bufptr - (char *)req) < (gc->values.line_width ? - wsize : zsize)) ) { - req->length += SIZEOF(xSegment) >> 2; -#ifndef MUSTCOPY - segment = (xSegment *) dpy->bufptr; - dpy->bufptr += SIZEOF(xSegment); -#endif /* not MUSTCOPY */ - } - - else { - GetReqExtra (PolySegment, SIZEOF(xSegment), req); - req->drawable = d; - req->gc = gc->gid; -#ifdef MUSTCOPY - dpy->bufptr -= SIZEOF(xSegment); -#else - segment = (xSegment *) NEXTPTR(req,xPolySegmentReq); -#endif /* MUSTCOPY */ - } - - segment->x1 = x1; - segment->y1 = y1; - segment->x2 = x2; - segment->y2 = y2; - -#ifdef MUSTCOPY - Data (dpy, (char *) &segmentdata, len); -#endif /* MUSTCOPY */ - - UnlockDisplay(dpy); - SyncHandle(); - } - return 1; -} - +/*
+
+Copyright 1986, 1998 The Open Group
+
+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.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+
+/* precompute the maximum size of batching request allowed */
+
+#define wsize (SIZEOF(xPolySegmentReq) + WLNSPERBATCH * SIZEOF(xSegment))
+#define zsize (SIZEOF(xPolySegmentReq) + ZLNSPERBATCH * SIZEOF(xSegment))
+
+int
+XDrawLine (
+ register Display *dpy,
+ Drawable d,
+ GC gc,
+ int x1,
+ int y1,
+ int x2,
+ int y2)
+{
+ register xSegment *segment;
+#ifdef MUSTCOPY
+ xSegment segmentdata;
+ long len = SIZEOF(xSegment);
+
+ segment = &segmentdata;
+#endif /* not MUSTCOPY */
+
+ LockDisplay(dpy);
+ FlushGC(dpy, gc);
+
+ {
+ register xPolySegmentReq *req = (xPolySegmentReq *) dpy->last_req;
+
+ /* if same as previous request, with same drawable, batch requests */
+ if (
+ (req->reqType == X_PolySegment)
+ && (req->drawable == d)
+ && (req->gc == gc->gid)
+ && ((dpy->bufptr + SIZEOF(xSegment)) <= dpy->bufmax)
+ && (((char *)dpy->bufptr - (char *)req) < (gc->values.line_width ?
+ wsize : zsize)) ) {
+ req->length += SIZEOF(xSegment) >> 2;
+#ifndef MUSTCOPY
+ segment = (xSegment *) dpy->bufptr;
+ dpy->bufptr += SIZEOF(xSegment);
+#endif /* not MUSTCOPY */
+ }
+
+ else {
+ GetReqExtra (PolySegment, SIZEOF(xSegment), req);
+ req->drawable = d;
+ req->gc = gc->gid;
+#ifdef MUSTCOPY
+ dpy->bufptr -= SIZEOF(xSegment);
+#else
+ segment = (xSegment *) NEXTPTR(req,xPolySegmentReq);
+#endif /* MUSTCOPY */
+ }
+
+ segment->x1 = x1;
+ segment->y1 = y1;
+ segment->x2 = x2;
+ segment->y2 = y2;
+
+#ifdef MUSTCOPY
+ Data (dpy, (char *) &segmentdata, len);
+#endif /* MUSTCOPY */
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
+ return 1;
+}
+
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