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view src/thread/win32/win_ce_semaphore.h @ 882:9301b429c99f

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Date: Sun, 11 Apr 2004 13:09:44 +0200 From: Stephane Marchesin Subject: [SDL] [Patch] inlining memcpy functions I (finally) did some benchmarking of the misc mmx & sse blitting functions, and found a little bottleneck in the memcpy ones : you get ~10% more performance on small surface blitting if you inline them.
author Sam Lantinga <slouken@libsdl.org>
date Sun, 11 Apr 2004 19:52:58 +0000
parents 13ee9f4834ea
children 782fd950bd46 c121d94672cb
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/* win_ce_semaphore.h - header file to go with win_ce_semaphore.c */

typedef struct _SYNCH_HANDLE_STRUCTURE {
   HANDLE hEvent;
   HANDLE hMutex;
   HANDLE hSemph;
   LONG MaxCount;
   volatile LONG CurCount;
   LPCTSTR lpName;
} SYNCH_HANDLE_STRUCTURE, *SYNCHHANDLE;

#define SYNCH_HANDLE_SIZE sizeof (SYNCH_HANDLE_STRUCTURE)

        /* Error codes - all must have bit 29 set */
#define SYNCH_ERROR 0X20000000   /* EXERCISE - REFINE THE ERROR NUMBERS */

extern SYNCHHANDLE CreateSemaphoreCE (LPSECURITY_ATTRIBUTES, LONG, LONG, LPCTSTR);

extern BOOL ReleaseSemaphoreCE (SYNCHHANDLE, LONG, LPLONG);
extern DWORD WaitForSemaphoreCE (SYNCHHANDLE, DWORD);

extern BOOL CloseSynchHandle (SYNCHHANDLE);