| /* -*- 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 <vladimir@pobox.com> |
| */ |
| |
| #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 tessellator 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 */ |