From 7fe60435bce6595a9c58a9bfd8244d74b5320e96 Mon Sep 17 00:00:00 2001
From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Tue, 15 Jan 2013 08:46:13 +0100
Subject: Import DirectFB141_2k11R3_beta5

---
 Source/DirectFB/src/gfx/generic/duffs_device.h | 89 ++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100755 Source/DirectFB/src/gfx/generic/duffs_device.h

(limited to 'Source/DirectFB/src/gfx/generic/duffs_device.h')

diff --git a/Source/DirectFB/src/gfx/generic/duffs_device.h b/Source/DirectFB/src/gfx/generic/duffs_device.h
new file mode 100755
index 0000000..4e31089
--- /dev/null
+++ b/Source/DirectFB/src/gfx/generic/duffs_device.h
@@ -0,0 +1,89 @@
+/*
+   (c) Copyright 2001-2009  The world wide DirectFB Open Source Community (directfb.org)
+   (c) Copyright 2000-2004  Convergence (integrated media) GmbH
+
+   All rights reserved.
+
+   Written by Denis Oliver Kropp <dok@directfb.org>,
+              Andreas Hundt <andi@fischlustig.de>,
+              Sven Neumann <neo@directfb.org>,
+              Ville Syrjälä <syrjala@sci.fi> and
+              Claudio Ciccani <klan@users.sf.net>.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+*/
+
+#ifndef __DUFFS_DEVICE_H__
+#define __DUFFS_DEVICE_H__
+
+#define DUFF_1() \
+               case 1:\
+                    SET_PIXEL( D[0], S[0] );
+
+#define DUFF_2() \
+               case 3:\
+                    SET_PIXEL( D[2], S[2] );\
+               case 2:\
+                    SET_PIXEL( D[1], S[1] );\
+               DUFF_1()
+
+#define DUFF_3() \
+               case 7:\
+                    SET_PIXEL( D[6], S[6] );\
+               case 6:\
+                    SET_PIXEL( D[5], S[5] );\
+               case 5:\
+                    SET_PIXEL( D[4], S[4] );\
+               case 4:\
+                    SET_PIXEL( D[3], S[3] );\
+               DUFF_2()
+
+#define DUFF_4() \
+               case 15:\
+                    SET_PIXEL( D[14], S[14] );\
+               case 14:\
+                    SET_PIXEL( D[13], S[13] );\
+               case 13:\
+                    SET_PIXEL( D[12], S[12] );\
+               case 12:\
+                    SET_PIXEL( D[11], S[11] );\
+               case 11:\
+                    SET_PIXEL( D[10], S[10] );\
+               case 10:\
+                    SET_PIXEL( D[9], S[9] );\
+               case 9:\
+                    SET_PIXEL( D[8], S[8] );\
+               case 8:\
+                    SET_PIXEL( D[7], S[7] );\
+               DUFF_3()
+
+#define SET_PIXEL_DUFFS_DEVICE_N( D, S, w, n ) \
+do {\
+     while (w) {\
+          register int l = w & ((1 << n) - 1);\
+          switch (l) {\
+               default:\
+                    l = (1 << n);\
+                    SET_PIXEL( D[(1 << n)-1], S[(1 << n)-1] );\
+               DUFF_##n()\
+          }\
+          D += l;\
+          S += l;\
+          w -= l;\
+     }\
+} while(0)
+
+#endif
-- 
cgit