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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/fb/fbline.c
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Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/fb/fbline.c')
-rw-r--r--xorg-server/fb/fbline.c175
1 files changed, 175 insertions, 0 deletions
diff --git a/xorg-server/fb/fbline.c b/xorg-server/fb/fbline.c
new file mode 100644
index 000000000..2cee123ae
--- /dev/null
+++ b/xorg-server/fb/fbline.c
@@ -0,0 +1,175 @@
+/*
+ * Copyright © 1998 Keith Packard
+ *
+ * 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 "fb.h"
+
+void
+fbZeroLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt)
+{
+ int x1, y1, x2, y2;
+ int x, y;
+ int dashOffset;
+
+ x = pDrawable->x;
+ y = pDrawable->y;
+ x1 = ppt->x;
+ y1 = ppt->y;
+ dashOffset = pGC->dashOffset;
+ while (--npt)
+ {
+ ++ppt;
+ x2 = ppt->x;
+ y2 = ppt->y;
+ if (mode == CoordModePrevious)
+ {
+ x2 += x1;
+ y2 += y1;
+ }
+ fbSegment (pDrawable, pGC, x1 + x, y1 + y,
+ x2 + x, y2 + y,
+ npt == 1 && pGC->capStyle != CapNotLast,
+ &dashOffset);
+ x1 = x2;
+ y1 = y2;
+ }
+}
+
+void
+fbZeroSegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pSegs)
+{
+ int dashOffset;
+ int x, y;
+ Bool drawLast = pGC->capStyle != CapNotLast;
+
+ x = pDrawable->x;
+ y = pDrawable->y;
+ while (nseg--)
+ {
+ dashOffset = pGC->dashOffset;
+ fbSegment (pDrawable, pGC,
+ pSegs->x1 + x, pSegs->y1 + y,
+ pSegs->x2 + x, pSegs->y2 + y,
+ drawLast,
+ &dashOffset);
+ pSegs++;
+ }
+}
+
+void
+fbFixCoordModePrevious (int npt,
+ DDXPointPtr ppt)
+{
+ int x, y;
+
+ x = ppt->x;
+ y = ppt->y;
+ npt--;
+ while (npt--)
+ {
+ ppt++;
+ x = (ppt->x += x);
+ y = (ppt->y += y);
+ }
+}
+
+void
+fbPolyLine (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int mode,
+ int npt,
+ DDXPointPtr ppt)
+{
+ void (*line) (DrawablePtr, GCPtr, int mode, int npt, DDXPointPtr ppt);
+
+ if (pGC->lineWidth == 0)
+ {
+ line = fbZeroLine;
+#ifndef FBNOPIXADDR
+ if (pGC->fillStyle == FillSolid &&
+ pGC->lineStyle == LineSolid &&
+ REGION_NUM_RECTS (fbGetCompositeClip(pGC)) == 1)
+ {
+ switch (pDrawable->bitsPerPixel) {
+ case 8: line = fbPolyline8; break;
+ case 16: line = fbPolyline16; break;
+#ifdef FB_24BIT
+ case 24: line = fbPolyline24; break;
+#endif
+ case 32: line = fbPolyline32; break;
+ }
+ }
+#endif
+ }
+ else
+ {
+ if (pGC->lineStyle != LineSolid)
+ line = miWideDash;
+ else
+ line = miWideLine;
+ }
+ (*line) (pDrawable, pGC, mode, npt, ppt);
+}
+
+void
+fbPolySegment (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int nseg,
+ xSegment *pseg)
+{
+ void (*seg) (DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment *pseg);
+
+ if (pGC->lineWidth == 0)
+ {
+ seg = fbZeroSegment;
+#ifndef FBNOPIXADDR
+ if (pGC->fillStyle == FillSolid &&
+ pGC->lineStyle == LineSolid &&
+ REGION_NUM_RECTS (fbGetCompositeClip(pGC)) == 1)
+ {
+ switch (pDrawable->bitsPerPixel) {
+ case 8: seg = fbPolySegment8; break;
+ case 16: seg = fbPolySegment16; break;
+#ifdef FB_24BIT
+ case 24: seg = fbPolySegment24; break;
+#endif
+ case 32: seg = fbPolySegment32; break;
+ }
+ }
+#endif
+ }
+ else
+ {
+ seg = miPolySegment;
+ }
+ (*seg) (pDrawable, pGC, nseg, pseg);
+}