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comparison data-provider.h @ 144:be87c8e78266

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Code cleanup
author Daniele Nicolodi <daniele.nicolodi@obspm.fr>
date Wed, 22 Jan 2014 14:45:24 +0100
parents 8b90fbba59ef
children 8a94f1913b4e
comparison
equal deleted inserted replaced
143:09a4548e1436 144:be87c8e78266
10 extern CmtTSQHandle dataQueue; 10 extern CmtTSQHandle dataQueue;
11 11
12 /* callback receiving messages in the main thread */ 12 /* callback receiving messages in the main thread */
13 void CVICALLBACK MessageCB (void *callbackData); 13 void CVICALLBACK MessageCB (void *callbackData);
14 14
15 /* number of data channels */
16 #define NCHAN 4
17
15 /* data acquisition event */ 18 /* data acquisition event */
16 struct event { 19 struct event {
17 struct timeval time; 20 struct timeval time;
18 double data[4]; 21 double data[NCHAN];
19 }; 22 };
20 23
21 /* message buffer */ 24 /* send messages to the main thread */
22 #define DATA_PROVIDER_MSGLEN 256 25 void SendMessage(int threadId, const char *frmt, ...);
23 #define DATA_PROVIDER_MSGNUM 16
24 static char messages[DATA_PROVIDER_MSGLEN][DATA_PROVIDER_MSGNUM];
25 static unsigned int messageid = 0;
26 26
27 #define SendMessage(threadId, ...) \ 27 /* data providers */
28 do { \ 28 int CVICALLBACK FakeDataProvider (void *functionData);
29 char *message = messages[messageid++ % DATA_PROVIDER_MSGNUM]; \ 29 int CVICALLBACK FileDataProvider (void *functionData);
30 snprintf(message, DATA_PROVIDER_MSGLEN - 1, ##__VA_ARGS__); \ 30 int CVICALLBACK KKDataProvider (void *functionData);
31 PostDeferredCallToThread(MessageCB, message, threadId); \
32 } while (0)
33 31
34 #endif 32 #endif