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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/hw/kdrive/src/kshadow.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/hw/kdrive/src/kshadow.c')
-rw-r--r--xorg-server/hw/kdrive/src/kshadow.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/xorg-server/hw/kdrive/src/kshadow.c b/xorg-server/hw/kdrive/src/kshadow.c
new file mode 100644
index 000000000..ea44812db
--- /dev/null
+++ b/xorg-server/hw/kdrive/src/kshadow.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright © 1999 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_CONFIG_H
+#include <kdrive-config.h>
+#endif
+#include "kdrive.h"
+
+Bool
+KdShadowFbAlloc (KdScreenInfo *screen, int fb, Bool rotate)
+{
+ int paddedWidth;
+ void *buf;
+ int width = rotate ? screen->height : screen->width;
+ int height = rotate ? screen->width : screen->height;
+ int bpp = screen->fb[fb].bitsPerPixel;
+
+ /* use fb computation for width */
+ paddedWidth = ((width * bpp + FB_MASK) >> FB_SHIFT) * sizeof (FbBits);
+ buf = xalloc (paddedWidth * height);
+ if (!buf)
+ return FALSE;
+ if (screen->fb[fb].shadow)
+ xfree (screen->fb[fb].frameBuffer);
+ screen->fb[fb].shadow = TRUE;
+ screen->fb[fb].frameBuffer = buf;
+ screen->fb[fb].byteStride = paddedWidth;
+ screen->fb[fb].pixelStride = paddedWidth * 8 / bpp;
+ return TRUE;
+}
+
+void
+KdShadowFbFree (KdScreenInfo *screen, int fb)
+{
+ if (screen->fb[fb].shadow)
+ {
+ xfree (screen->fb[fb].frameBuffer);
+ screen->fb[fb].frameBuffer = 0;
+ screen->fb[fb].shadow = FALSE;
+ }
+}
+
+Bool
+KdShadowSet (ScreenPtr pScreen, int randr, ShadowUpdateProc update, ShadowWindowProc window)
+{
+ KdScreenPriv(pScreen);
+ KdScreenInfo *screen = pScreenPriv->screen;
+ int fb;
+
+ shadowRemove (pScreen, pScreen->GetScreenPixmap(pScreen));
+ for (fb = 0; fb < KD_MAX_FB && screen->fb[fb].depth; fb++)
+ {
+ if (screen->fb[fb].shadow)
+ return shadowAdd (pScreen, pScreen->GetScreenPixmap(pScreen),
+ update, window, randr, 0);
+ }
+ return TRUE;
+}
+
+void
+KdShadowUnset (ScreenPtr pScreen)
+{
+ shadowRemove(pScreen, pScreen->GetScreenPixmap(pScreen));
+}