mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
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f1709c298c
Based on patch suggested by Homer Hsing Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=50411
75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
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/* Cairo - a vector graphics library with display and print output
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*
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* Copyright © 2007 Mozilla Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it either under the terms of the GNU Lesser General Public
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* License version 2.1 as published by the Free Software Foundation
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* (the "LGPL") or, at your option, under the terms of the Mozilla
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* Public License Version 1.1 (the "MPL"). If you do not alter this
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* notice, a recipient may use your version of this file under either
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* the MPL or the LGPL.
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*
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* You should have received a copy of the LGPL along with this library
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* in the file COPYING-LGPL-2.1; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
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* You should have received a copy of the MPL along with this library
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* in the file COPYING-MPL-1.1
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
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* OF ANY KIND, either express or implied. See the LGPL or the MPL for
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* the specific language governing rights and limitations.
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*
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* The Original Code is the cairo graphics library.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation
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*
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* Contributor(s):
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* Vladimir Vukicevic <vladimir@pobox.com>
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*/
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#ifndef CAIRO_FIXED_TYPE_PRIVATE_H
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#define CAIRO_FIXED_TYPE_PRIVATE_H
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#include "cairo-wideint-type-private.h"
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/*
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* Fixed-point configuration
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*/
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typedef int32_t cairo_fixed_16_16_t;
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typedef cairo_int64_t cairo_fixed_32_32_t;
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typedef cairo_int64_t cairo_fixed_48_16_t;
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typedef cairo_int128_t cairo_fixed_64_64_t;
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typedef cairo_int128_t cairo_fixed_96_32_t;
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/* Eventually, we should allow changing this, but I think
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* there are some assumptions in the tessellator about the
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* size of a fixed type. For now, it must be 32.
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*/
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#define CAIRO_FIXED_BITS 32
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/* The number of fractional bits. Changing this involves
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* making sure that you compute a double-to-fixed magic number.
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* (see below).
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*/
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#define CAIRO_FIXED_FRAC_BITS 8
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/* A signed type %CAIRO_FIXED_BITS in size; the main fixed point type */
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typedef int32_t cairo_fixed_t;
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/* An unsigned type of the same size as #cairo_fixed_t */
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typedef uint32_t cairo_fixed_unsigned_t;
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typedef struct _cairo_point {
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cairo_fixed_t x;
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cairo_fixed_t y;
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} cairo_point_t;
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#endif /* CAIRO_FIXED_TYPE_PRIVATE_H */
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