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1 /*
2   Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization
3   dedicated to making software imaging solutions freely available.
4 
5   You may not use this file except in compliance with the License.
6   obtain a copy of the License at
7 
8     http://www.imagemagick.org/script/license.php
9 
10   Unless required by applicable law or agreed to in writing, software
11   distributed under the License is distributed on an "AS IS" BASIS,
12   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   See the License for the specific language governing permissions and
14   limitations under the License.
15 
16   MagickCore timer methods.
17 */
18 #ifndef MAGICKCORE_TIMER_H
19 #define MAGICKCORE_TIMER_H
20 
21 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24 
25 typedef enum
26 {
27   UndefinedTimerState,
28   StoppedTimerState,
29   RunningTimerState
30 } TimerState;
31 
32 typedef struct _Timer
33 {
34   double
35     start,
36     stop,
37     total;
38 } Timer;
39 
40 typedef struct _TimerInfo
41 {
42   Timer
43     user,
44     elapsed;
45 
46   TimerState
47     state;
48 
49   size_t
50     signature;
51 } TimerInfo;
52 
53 extern MagickExport double
54   GetElapsedTime(TimerInfo *),
55   GetUserTime(TimerInfo *);
56 
57 extern MagickExport MagickBooleanType
58   ContinueTimer(TimerInfo *);
59 
60 extern MagickExport TimerInfo
61   *AcquireTimerInfo(void),
62   *DestroyTimerInfo(TimerInfo *);
63 
64 extern MagickExport void
65   GetTimerInfo(TimerInfo *),
66   ResetTimer(TimerInfo *),
67   StartTimer(TimerInfo *,const MagickBooleanType);
68 
69 #if defined(__cplusplus) || defined(c_plusplus)
70 }
71 #endif
72 
73 #endif
74