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/* cairo - a vector graphics library with display and print output
*
* Copyright (C) 2011 Andrea Canciani
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of the
* copyright holders not be used in advertising or publicity
* pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied
* warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*
* Authors: Andrea Canciani <ranma42@gmail.com>
*
*/
#ifndef CAIRO_TIME_PRIVATE_H
#define CAIRO_TIME_PRIVATE_H
#include "cairo-compiler-private.h"
#include "cairo-wideint-private.h"
/* Make the base type signed for easier arithmetic */
typedef cairo_int64_t cairo_time_t;
#define _cairo_time_add _cairo_int64_add
#define _cairo_time_sub _cairo_int64_sub
#define _cairo_time_gt _cairo_int64_gt
#define _cairo_time_lt _cairo_int64_lt
#define _cairo_time_to_double _cairo_int64_to_double
#define _cairo_time_from_double _cairo_double_to_int64
cairo_private int
_cairo_time_cmp (const void *a,
const void *b);
cairo_private double
_cairo_time_to_s (cairo_time_t t);
cairo_private cairo_time_t
_cairo_time_from_s (double t);
cairo_private cairo_time_t
_cairo_time_get (void);
static cairo_always_inline cairo_time_t
_cairo_time_get_delta (cairo_time_t t)
{
cairo_time_t now;
now = _cairo_time_get ();
return _cairo_time_sub (now, t);
}
static cairo_always_inline double
_cairo_time_to_ns (cairo_time_t t)
{
return 1.e9 * _cairo_time_to_s (t);
}
static cairo_always_inline cairo_time_t
_cairo_time_max (cairo_time_t a, cairo_time_t b)
{
if (_cairo_int64_gt (a, b))
return a;
else
return b;
}
static cairo_always_inline cairo_time_t
_cairo_time_min (cairo_time_t a, cairo_time_t b)
{
if (_cairo_int64_lt (a, b))
return a;
else
return b;
}
#endif