diff options
Diffstat (limited to 'xorg-server/render/mitri.c')
| -rw-r--r-- | xorg-server/render/mitri.c | 200 |
1 files changed, 68 insertions, 132 deletions
diff --git a/xorg-server/render/mitri.c b/xorg-server/render/mitri.c index b258c2156..8c5298e25 100644 --- a/xorg-server/render/mitri.c +++ b/xorg-server/render/mitri.c @@ -1,132 +1,68 @@ -/* - * - * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc. - * - * 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 Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD 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 "scrnintstr.h" -#include "gcstruct.h" -#include "pixmapstr.h" -#include "windowstr.h" -#include "mi.h" -#include "picturestr.h" -#include "mipict.h" - -void -miPointFixedBounds (int npoint, xPointFixed *points, BoxPtr bounds) -{ - bounds->x1 = xFixedToInt (points->x); - bounds->x2 = xFixedToInt (xFixedCeil (points->x)); - bounds->y1 = xFixedToInt (points->y); - bounds->y2 = xFixedToInt (xFixedCeil (points->y)); - points++; - npoint--; - while (npoint-- > 0) - { - INT16 x1 = xFixedToInt (points->x); - INT16 x2 = xFixedToInt (xFixedCeil (points->x)); - INT16 y1 = xFixedToInt (points->y); - INT16 y2 = xFixedToInt (xFixedCeil (points->y)); - - if (x1 < bounds->x1) - bounds->x1 = x1; - else if (x2 > bounds->x2) - bounds->x2 = x2; - if (y1 < bounds->y1) - bounds->y1 = y1; - else if (y2 > bounds->y2) - bounds->y2 = y2; - points++; - } -} - -void -miTriangleBounds (int ntri, xTriangle *tris, BoxPtr bounds) -{ - miPointFixedBounds (ntri * 3, (xPointFixed *) tris, bounds); -} - -void -miTriStrip (CARD8 op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - INT16 xSrc, - INT16 ySrc, - int npoint, - xPointFixed *points) -{ - ScreenPtr pScreen = pDst->pDrawable->pScreen; - PictureScreenPtr ps = GetPictureScreen(pScreen); - xTriangle *tris, *tri; - int ntri; - - if (npoint < 3) - return; - ntri = npoint - 2; - tris = malloc(ntri * sizeof (xTriangle)); - if (!tris) - return; - for (tri = tris; npoint >= 3; npoint--, points++, tri++) - { - tri->p1 = points[0]; - tri->p2 = points[1]; - tri->p3 = points[2]; - } - (*ps->Triangles) (op, pSrc, pDst, maskFormat, xSrc, ySrc, ntri, tris); - free(tris); -} - -void -miTriFan (CARD8 op, - PicturePtr pSrc, - PicturePtr pDst, - PictFormatPtr maskFormat, - INT16 xSrc, - INT16 ySrc, - int npoint, - xPointFixed *points) -{ - ScreenPtr pScreen = pDst->pDrawable->pScreen; - PictureScreenPtr ps = GetPictureScreen(pScreen); - xTriangle *tris, *tri; - xPointFixed *first; - int ntri; - - if (npoint < 3) - return; - ntri = npoint - 2; - tris = malloc(ntri * sizeof (xTriangle)); - if (!tris) - return; - first = points++; - for (tri = tris; npoint >= 3; npoint--, points++, tri++) - { - tri->p1 = *first; - tri->p2 = points[0]; - tri->p3 = points[1]; - } - (*ps->Triangles) (op, pSrc, pDst, maskFormat, xSrc, ySrc, ntri, tris); - free(tris); -} +/*
+ *
+ * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * 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 Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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 "scrnintstr.h"
+#include "gcstruct.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "mi.h"
+#include "picturestr.h"
+#include "mipict.h"
+
+void
+miPointFixedBounds (int npoint, xPointFixed *points, BoxPtr bounds)
+{
+ bounds->x1 = xFixedToInt (points->x);
+ bounds->x2 = xFixedToInt (xFixedCeil (points->x));
+ bounds->y1 = xFixedToInt (points->y);
+ bounds->y2 = xFixedToInt (xFixedCeil (points->y));
+ points++;
+ npoint--;
+ while (npoint-- > 0)
+ {
+ INT16 x1 = xFixedToInt (points->x);
+ INT16 x2 = xFixedToInt (xFixedCeil (points->x));
+ INT16 y1 = xFixedToInt (points->y);
+ INT16 y2 = xFixedToInt (xFixedCeil (points->y));
+
+ if (x1 < bounds->x1)
+ bounds->x1 = x1;
+ else if (x2 > bounds->x2)
+ bounds->x2 = x2;
+ if (y1 < bounds->y1)
+ bounds->y1 = y1;
+ else if (y2 > bounds->y2)
+ bounds->y2 = y2;
+ points++;
+ }
+}
+
+void
+miTriangleBounds (int ntri, xTriangle *tris, BoxPtr bounds)
+{
+ miPointFixedBounds (ntri * 3, (xPointFixed *) tris, bounds);
+}
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