C++ (Cpp) TOFIX_TIMECOEFFICIENT示例

示例#1

文件： algorithm_t.c 项目： smitpanchal/osp

static  const OSP_Library_Version_t* version;

// Maintains two separate handles for sensor subscriptions.
static ResultHandle_t _outSensorHandles[NUM_ANDROID_SENSOR_TYPE];   // Android Sensors
static ResultHandle_t _outPSensorHandles[NUM_PRIVATE_SENSOR_TYPE];  // Private Sensors

/*--------------------------------------------------------------------*\
 |    F O R W A R D   F U N C T I O N   D E C L A R A T I O N S
\*--------------------------------------------------------------------*/

static void EnterCriticalSection(void);
static void ExitCriticalSection(void);

SystemDescriptor_t gSystemDesc =
{
    TOFIX_TIMECOEFFICIENT(0.000001f),        // timestamp conversion factor = 1us / count
    (OSP_CriticalSectionCallback_t) EnterCriticalSection,
    (OSP_CriticalSectionCallback_t) ExitCriticalSection,
    (OSP_SensorControlCallback_t )  SensorControlActivate    // Sensor ON/OFF control
};


/*--------------------------------------------------------------------*\
 |    P R I V A T E     F U N C T I O N S
\*--------------------------------------------------------------------*/

/**********************************************************************
 * @fn      EnterCriticalSection/ ExitCriticalSection
 *          Helper routines for thread-safe operation of the
 *          FreeMotion Library
 *

示例#2

文件： algorithm_t.c 项目： crankycoder/open-sensor-platform

static OutputSensorHandle_t _unCalAccelHandle;
static OutputSensorHandle_t _unCalMagHandle;
static OutputSensorHandle_t _unCalGyroHandle;

static OS_MUT mutexCritSection;

/*-------------------------------------------------------------------------------------------------*\
 |    F O R W A R D   F U N C T I O N   D E C L A R A T I O N S
\*-------------------------------------------------------------------------------------------------*/

static void EnterCriticalSection(void);
static void ExitCriticalSection(void);

SystemDescriptor_t gSystemDesc =
{
    TOFIX_TIMECOEFFICIENT(US_PER_RTC_TICK * 0.000001f),        // timestamp conversion factor = 1us / count
    (OSP_CriticalSectionCallback_t) EnterCriticalSection,
    (OSP_CriticalSectionCallback_t) ExitCriticalSection
};


/*-------------------------------------------------------------------------------------------------*\
 |    P R I V A T E     F U N C T I O N S
\*-------------------------------------------------------------------------------------------------*/

/****************************************************************************************************
 * @fn      EnterCriticalSection/ ExitCriticalSection
 *          Helper routines for thread-safe operation of the FreeMotion Library
 *
 ***************************************************************************************************/
__inline void EnterCriticalSection(void)