sync code with last improvements from OpenBSD

2023-08-28 05:57:34 +00:00 · 2023-08-28 05:57:34 +00:00 · 88965415ff
commit 88965415ff
26235 changed files with 29195616 additions and 0 deletions
--- a/xserver/mi/mifillrct.c
+++ b/xserver/mi/mifillrct.c
@ -0,0 +1,132 @@
+/***********************************************************
+
+Copyright 1987, 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.
+
+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+                        All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+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 Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xprotostr.h>
+#include "gcstruct.h"
+#include "windowstr.h"
+#include "pixmap.h"
+#include "mi.h"
+#include "misc.h"
+
+/* mi rectangles
+   written by newman, with debts to all and sundry
+*/
+
+/* MIPOLYFILLRECT -- public entry for PolyFillRect request
+ * very straight forward: translate rectangles if necessary
+ * then call FillSpans to fill each rectangle.  We let FillSpans worry about
+ * clipping to the destination
+ */
+_X_COLD void
+miPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill, /* number of rectangles to fill */
+               xRectangle *prectInit    /* Pointer to first rectangle to fill */
+    )
+{
+    int i;
+    int height;
+    int width;
+    xRectangle *prect;
+    int xorg;
+    int yorg;
+    int maxheight;
+    DDXPointPtr pptFirst;
+    DDXPointPtr ppt;
+    int *pwFirst;
+    int *pw;
+
+    if (pGC->miTranslate) {
+        xorg = pDrawable->x;
+        yorg = pDrawable->y;
+        prect = prectInit;
+        maxheight = 0;
+        for (i = 0; i < nrectFill; i++, prect++) {
+            prect->x += xorg;
+            prect->y += yorg;
+            maxheight = max(maxheight, prect->height);
+        }
+    }
+    else {
+        prect = prectInit;
+        maxheight = 0;
+        for (i = 0; i < nrectFill; i++, prect++)
+            maxheight = max(maxheight, prect->height);
+    }
+
+    pptFirst = xallocarray(maxheight, sizeof(DDXPointRec));
+    pwFirst = xallocarray(maxheight, sizeof(int));
+    if (!pptFirst || !pwFirst) {
+        free(pwFirst);
+        free(pptFirst);
+        return;
+    }
+
+    prect = prectInit;
+    while (nrectFill--) {
+        ppt = pptFirst;
+        pw = pwFirst;
+        height = prect->height;
+        width = prect->width;
+        xorg = prect->x;
+        yorg = prect->y;
+        while (height--) {
+            *pw++ = width;
+            ppt->x = xorg;
+            ppt->y = yorg;
+            ppt++;
+            yorg++;
+        }
+        (*pGC->ops->FillSpans) (pDrawable, pGC,
+                                prect->height, pptFirst, pwFirst, 1);
+        prect++;
+    }
+    free(pwFirst);
+    free(pptFirst);
+}