Initial commit - http://sourceforge.net/p/fceumm/code/160/

src/drivers/common/scalebit.h

@@ -0,0 +1,43 @@
+/*
+ * This file is part of the Scale2x project.
+ *
+ * Copyright (C) 2003 Andrea Mazzoleni
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/*
+ * This file contains an example implementation of the Scale effect
+ * applyed to a generic bitmap.
+ *
+ * You can find an high level description of the effect at :
+ *
+ * http://scale2x.sourceforge.net/
+ *
+ * Alternatively at the previous license terms, you are allowed to use this
+ * code in your program with these conditions:
+ * - the program is not used in commercial activities.
+ * - the whole source code of the program is released with the binary.
+ * - derivative works of the program are allowed.
+ */
+
+#ifndef __SCALEBIT_H
+#define __SCALEBIT_H
+
+int scale_precondition(unsigned scale, unsigned pixel, unsigned width, unsigned height);
+void scale(unsigned scale, void* void_dst, unsigned dst_slice, const void* void_src, unsigned src_slice, unsigned pixel, unsigned width, unsigned height);
+
+#endif
+