xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
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mitri.c (2328B)

      1 /*
      2  *
      3  * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
      4  *
      5  * Permission to use, copy, modify, distribute, and sell this software and its
      6  * documentation for any purpose is hereby granted without fee, provided that
      7  * the above copyright notice appear in all copies and that both that
      8  * copyright notice and this permission notice appear in supporting
      9  * documentation, and that the name of Keith Packard not be used in
     10  * advertising or publicity pertaining to distribution of the software without
     11  * specific, written prior permission.  Keith Packard makes no
     12  * representations about the suitability of this software for any purpose.  It
     13  * is provided "as is" without express or implied warranty.
     14  *
     15  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
     16  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
     17  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
     18  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
     19  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
     20  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
     21  * PERFORMANCE OF THIS SOFTWARE.
     22  */
     23 
     24 #ifdef HAVE_DIX_CONFIG_H
     25 #include <dix-config.h>
     26 #endif
     27 
     28 #include "scrnintstr.h"
     29 #include "gcstruct.h"
     30 #include "pixmapstr.h"
     31 #include "windowstr.h"
     32 #include "mi.h"
     33 #include "picturestr.h"
     34 #include "mipict.h"
     35 
     36 void
     37 miPointFixedBounds(int npoint, xPointFixed * points, BoxPtr bounds)
     38 {
     39     bounds->x1 = xFixedToInt(points->x);
     40     bounds->x2 = xFixedToInt(xFixedCeil(points->x));
     41     bounds->y1 = xFixedToInt(points->y);
     42     bounds->y2 = xFixedToInt(xFixedCeil(points->y));
     43     points++;
     44     npoint--;
     45     while (npoint-- > 0) {
     46         INT16 x1 = xFixedToInt(points->x);
     47         INT16 x2 = xFixedToInt(xFixedCeil(points->x));
     48         INT16 y1 = xFixedToInt(points->y);
     49         INT16 y2 = xFixedToInt(xFixedCeil(points->y));
     50 
     51         if (x1 < bounds->x1)
     52             bounds->x1 = x1;
     53         else if (x2 > bounds->x2)
     54             bounds->x2 = x2;
     55         if (y1 < bounds->y1)
     56             bounds->y1 = y1;
     57         else if (y2 > bounds->y2)
     58             bounds->y2 = y2;
     59         points++;
     60     }
     61 }
     62 
     63 void
     64 miTriangleBounds(int ntri, xTriangle * tris, BoxPtr bounds)
     65 {
     66     miPointFixedBounds(ntri * 3, (xPointFixed *) tris, bounds);
     67 }