Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 112 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/miext/rootless/accel/rlSolid.c b/nx-X11/programs/Xserver/miext/rootless/accel/rlSolid.c
new file mode 100644
index 000000000..edce3d2c4
--- /dev/null
+++ b/nx-X11/programs/Xserver/miext/rootless/accel/rlSolid.c
@@ -0,0 +1,112 @@
+/*
+ * Accelerated rootless fill
+ */
+/*
+ * This code is largely copied from fbsolid.c.
+ *
+ * Copyright © 1998 Keith Packard
+ * Copyright (c) 2002 Apple Computer, Inc. All Rights Reserved.
+ * Copyright (c) 2003 Torrey T. Lyons. All Rights Reserved.
+ *
+ * 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.
+ */
+/* $XFree86: xc/programs/Xserver/fb/fbsolid.c,v 1.8 2001/10/28 03:33:08 tsi Exp $ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "fb.h"
+#include "rootlessCommon.h"
+
+
+void
+rlSolid (ScreenPtr  pScreen,
+         FbBits	    *dst,
+	 FbStride   dstStride,
+	 int	    dstX,
+	 int	    bpp,
+
+	 int	    width,
+	 int	    height,
+
+	 FbBits	    and,
+	 FbBits	    xor)
+{
+    FbBits  startmask, endmask;
+    int	    n, nmiddle;
+    int	    startbyte, endbyte;
+
+#ifdef FB_24BIT
+    if (bpp == 24 && (!FbCheck24Pix(and) || !FbCheck24Pix(xor)))
+    {
+	fbSolid24 (dst, dstStride, dstX, width, height, and, xor);
+	return;
+    }
+#endif
+	
+    dst += dstX >> FB_SHIFT;
+    dstX &= FB_MASK;
+    FbMaskBitsBytes(dstX, width, and == 0, startmask, startbyte, 
+		    nmiddle, endmask, endbyte);
+
+    /*
+     * Beginning of the rootless acceleration code
+     */
+    if (!startmask && !endmask && !and &&
+        height * nmiddle * sizeof (*dst) > rootless_FillBytes_threshold &&
+        SCREENREC(pScreen)->imp->FillBytes)
+    {
+	if (bpp <= 8)
+	    xor |= xor << 8;
+	if (bpp <= 16)
+	    xor |= xor << 16;
+
+	SCREENREC(pScreen)->imp->FillBytes(nmiddle * sizeof (*dst), height,
+                                           xor, (char *) dst + (dstX >> 3),
+                                           dstStride * sizeof (*dst));
+	return;
+    }
+    /* End of the rootless acceleration code */
+
+    if (startmask)
+	dstStride--;
+    dstStride -= nmiddle;
+    while (height--)
+    {
+	if (startmask)
+	{
+	    FbDoLeftMaskByteRRop(dst,startbyte,startmask,and,xor);
+	    dst++;
+	}
+	n = nmiddle;
+	if (!and)
+	    while (n--)
+		*dst++ = xor;
+	else
+	    while (n--)
+	    {
+		*dst = FbDoRRop (*dst, and, xor);
+		dst++;
+	    }
+	if (endmask)
+	    FbDoRightMaskByteRRop(dst,endbyte,endmask,and,xor);
+	dst += dstStride;
+    }
+}