pte_osResult pte_osSemaphorePend(pte_osSemaphoreHandle handle, unsigned int *pTimeoutMsecs)
{
u64 timeoutUsecs;
s32 result;
pte_osResult osResult;
if (pTimeoutMsecs == NULL)
timeoutUsecs = 0;
else
timeoutUsecs = *pTimeoutMsecs * 1000;
result = sysSemWait(handle, timeoutUsecs);
if (result == 0)
{
osResult = PTE_OS_OK;
}
else if (result == 0x8001000b)
{
osResult = PTE_OS_TIMEOUT;
}
else
{
osResult = PTE_OS_GENERAL_FAILURE;
}
return osResult;
}
int
SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
{
int32_t val;
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
int finished = 0;
while( finished == 0)
{
// Do not wait
if( timeout == 0) {
val = sysSemTryWait( sem->id);
// Wait Forever
} else if (timeout == SDL_MUTEX_MAXWAIT) {
val = sysSemWait(sem->id, 0);
// Wait until timeout
} else {
timeout *= 1000; /* PS 3uses a timeout in microseconds */
val = sysSemWait(sem->id, timeout);
}
switch (val) {
case EINTR:
break;
case 0:
retval = 0;
finished = 1;
break;
case ETIMEDOUT:
retval = SDL_MUTEX_TIMEDOUT;
finished = 1;
break;
default:
SDL_SetError("sysSem[Try]Wait() failed");
retval = -1;
finished = 1;
break;
}
}
return retval;
}
inline void
videoDrawFrame ( videoData *vdata )
{
/* wait vsync */
rescWaitFlip () ;
/* update text */
sysSemWait ( vdata->fon_buffer->sem, NO_TIMEOUT ) ;
fontBufferDraw ( vdata->context, vdata->fon_buffer, &vdata->rsx_buffers[vdata->currentBuffer] ) ;
sysSemPost ( vdata->fon_buffer->sem, 1 ) ;
/* flip buffer to screen */
rescFlip ( vdata ) ;
}
