From 4078c98a5d481778482f52d3aaf7a1777ffe6088 Mon Sep 17 00:00:00 2001 From: "hk57.kim" Date: Wed, 3 Jun 2015 15:16:56 +0900 Subject: Cairo 1.12.14 Change-Id: Ibc39e63896ec42cab29fbbbf615a46f2d58319a8 Signed-off-by: hk57.kim --- src/cairo-fixed-type-private.h | 75 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100755 src/cairo-fixed-type-private.h (limited to 'src/cairo-fixed-type-private.h') diff --git a/src/cairo-fixed-type-private.h b/src/cairo-fixed-type-private.h new file mode 100755 index 000000000..2bbd5f786 --- /dev/null +++ b/src/cairo-fixed-type-private.h @@ -0,0 +1,75 @@ +/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */ +/* Cairo - a vector graphics library with display and print output + * + * Copyright © 2007 Mozilla Corporation + * + * This library is free software; you can redistribute it and/or + * modify it either under the terms of the GNU Lesser General Public + * License version 2.1 as published by the Free Software Foundation + * (the "LGPL") or, at your option, under the terms of the Mozilla + * Public License Version 1.1 (the "MPL"). If you do not alter this + * notice, a recipient may use your version of this file under either + * the MPL or the LGPL. + * + * You should have received a copy of the LGPL along with this library + * in the file COPYING-LGPL-2.1; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA + * You should have received a copy of the MPL along with this library + * in the file COPYING-MPL-1.1 + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.1 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY + * OF ANY KIND, either express or implied. See the LGPL or the MPL for + * the specific language governing rights and limitations. + * + * The Original Code is the cairo graphics library. + * + * The Initial Developer of the Original Code is Mozilla Foundation + * + * Contributor(s): + * Vladimir Vukicevic + */ + +#ifndef CAIRO_FIXED_TYPE_PRIVATE_H +#define CAIRO_FIXED_TYPE_PRIVATE_H + +#include "cairo-wideint-type-private.h" + +/* + * Fixed-point configuration + */ + +typedef int32_t cairo_fixed_16_16_t; +typedef cairo_int64_t cairo_fixed_32_32_t; +typedef cairo_int64_t cairo_fixed_48_16_t; +typedef cairo_int128_t cairo_fixed_64_64_t; +typedef cairo_int128_t cairo_fixed_96_32_t; + +/* Eventually, we should allow changing this, but I think + * there are some assumptions in the tesselator about the + * size of a fixed type. For now, it must be 32. + */ +#define CAIRO_FIXED_BITS 32 + +/* The number of fractional bits. Changing this involves + * making sure that you compute a double-to-fixed magic number. + * (see below). + */ +#define CAIRO_FIXED_FRAC_BITS 8 + +/* A signed type %CAIRO_FIXED_BITS in size; the main fixed point type */ +typedef int32_t cairo_fixed_t; + +/* An unsigned type of the same size as #cairo_fixed_t */ +typedef uint32_t cairo_fixed_unsigned_t; + +typedef struct _cairo_point { + cairo_fixed_t x; + cairo_fixed_t y; +} cairo_point_t; + +#endif /* CAIRO_FIXED_TYPE_PRIVATE_H */ -- cgit v1.2.3