static int tek_lib_exec_waitmsg(lua_State *L)
{
struct LuaExecTask *lexec = tek_lib_exec_check(L);
struct TExecBase *TExecBase = lexec->exec;
TTIME dt, *pdt = TNULL, destt, nowt;
int narg;
TAPTR hal = TExecBase->texb_HALBase;
struct TMsgPort *port = TGetUserPort(TNULL);
struct TNode *node;
TUINT sig = TSetSignal(0, 0) & (TTASK_SIG_USER | TTASK_SIG_ABORT);
tek_lib_exec_checkabort(L, lexec->exec, sig);
dt.tdt_Int64 = luaL_optnumber(L, 1, 0) * 1000;
if (dt.tdt_Int64)
{
TGetSystemTime(&destt);
TAddTime(&destt, &dt);
pdt = &dt;
}
for (;;)
{
THALLock(hal, &port->tmp_Lock);
node = port->tmp_MsgList.tlh_Head.tln_Succ;
if (node->tln_Succ == TNULL)
node = TNULL;
THALUnlock(hal, &port->tmp_Lock);
if (node)
break;
sig = TWaitTime(pdt, TTASK_SIG_USER | TTASK_SIG_ABORT);
tek_lib_exec_checkabort(L, lexec->exec, sig);
if (sig == 0)
break;
if (pdt)
{
dt = destt;
TGetSystemTime(&nowt);
TSubTime(&dt, &nowt);
}
}
narg = tek_lib_exec_getmsg(L);
return tek_lib_exec_return_sig2string(L, sig, narg);
}
static void fb_runinstance(TAPTR task)
{
struct TExecBase *TExecBase = TGetExecBase(task);
WINDISPLAY *mod = TGetTaskData(task);
struct TVRequest *req;
TUINT sig;
/* interval time: 1/50s: */
TTIME intt = { 20000 };
/* next absolute time to send interval message: */
TTIME nextt;
TTIME waitt, nowt;
TGetSystemTime(&nextt);
TAddTime(&nextt, &intt);
TDBPRINTF(TDB_INFO,("Device instance running\n"));
do
{
TBOOL do_interval = TFALSE;
while ((req = TGetMsg(mod->fbd_CmdPort)))
{
fb_docmd(mod, req);
TReplyMsg(req);
}
fb_notifywindows(mod);
/* calculate new delta to wait: */
TGetSystemTime(&nowt);
waitt = nextt;
TSubTime(&waitt, &nowt);
TWaitTime(&waitt, mod->fbd_CmdPortSignal);
/* check if time interval has expired: */
TGetSystemTime(&nowt);
if (TCmpTime(&nowt, &nextt) > 0)
{
/* expired; send interval: */
do_interval = TTRUE;
TAddTime(&nextt, &intt);
if (TCmpTime(&nowt, &nextt) >= 0)
{
/* nexttime expired already; create new time from now: */
nextt = nowt;
TAddTime(&nextt, &intt);
}
}
/* send out input messages: */
fb_sendimessages(mod, do_interval);
/* get signal state: */
sig = TSetSignal(0, TTASK_SIG_ABORT);
} while (!(sig & TTASK_SIG_ABORT));
TDBPRINTF(TDB_INFO,("Device instance closedown\n"));
fb_exitinstance(mod);
}
static void rfb_runtask(struct TTask *task)
{
TAPTR TExecBase = TGetExecBase(task);
RFBDISPLAY *mod = TGetTaskData(task);
struct TVRequest *req;
TUINT sig;
TTIME intt = { RAWFB_INTERVAL_MICROS };
/* next absolute time to send interval message: */
TTIME nextt;
TTIME waitt, nowt;
TAPTR cmdport = TGetUserPort(task);
TUINT cmdportsignal = TGetPortSignal(cmdport);
TUINT imsgportsignal = TGetPortSignal(mod->rfb_RndIMsgPort);
TDBPRINTF(TDB_INFO,("RawFB device context running\n"));
TGetSystemTime(&nowt);
nextt = nowt;
TAddTime(&nextt, &intt);
do
{
/* process input messages: */
rfb_processevent(mod);
/* do draw commands: */
while ((req = TGetMsg(cmdport)))
{
rfb_docmd(mod, req);
TReplyMsg(req);
}
/* check if time interval has expired: */
TGetSystemTime(&nowt);
if (TCmpTime(&nowt, &nextt) > 0)
{
/* expired; send intervals: */
TLock(mod->rfb_InstanceLock);
struct TNode *next, *node = mod->rfb_VisualList.tlh_Head;
for (; (next = node->tln_Succ); node = next)
{
RFBWINDOW *v = (RFBWINDOW *) node;
TIMSG *imsg;
if ((v->rfbw_InputMask & TITYPE_INTERVAL) &&
rfb_getimsg(mod, v, &imsg, TITYPE_INTERVAL))
TPutMsg(v->rfbw_IMsgPort, TNULL, imsg);
}
TUnlock(mod->rfb_InstanceLock);
TAddTime(&nextt, &intt);
}
/* calculate new wait time: */
waitt = nextt;
TGetSystemTime(&nowt);
TSubTime(&waitt, &nowt);
if (waitt.tdt_Int64 <= 0 || waitt.tdt_Int64 > RAWFB_INTERVAL_MICROS)
{
/* something's wrong with the clock, recalculate */
TDBPRINTF(TDB_INFO,("clock problem: %lld\n", waitt.tdt_Int64));
nextt = nowt;
TAddTime(&nextt, &intt);
waitt = nextt;
TSubTime(&waitt, &nowt);
}
sig = TWaitTime(&waitt,
cmdportsignal | imsgportsignal | TTASK_SIG_ABORT);
} while (!(sig & TTASK_SIG_ABORT));
TDBPRINTF(TDB_INFO,("RawFB device context closedown\n"));
rfb_exittask(mod);
}
static void rfb_runtask(struct TTask *task)
{
TAPTR TExecBase = TGetExecBase(task);
struct rfb_Display *mod = TGetTaskData(task);
struct TVRequest *req;
TUINT sig = 0;
TTIME intt = { 20000 };
/* next absolute time to send interval message: */
TTIME nextt;
TTIME waitt, nowt, *pwaitt;
TAPTR cmdport = TGetUserPort(task);
TUINT cmdportsignal = TGetPortSignal(cmdport);
TUINT imsgportsignal = TGetPortSignal(mod->rfb_RndIMsgPort);
TUINT waitsigs = cmdportsignal | imsgportsignal | TTASK_SIG_ABORT;
TDBPRINTF(TDB_INFO, ("RawFB device context running\n"));
TGetSystemTime(&nowt);
nextt = nowt;
TAddTime(&nextt, &intt);
do
{
if (sig & cmdportsignal)
{
TBOOL checkrect = mod->rfb_Flags & RFBFL_PTR_VISIBLE;
TINT arec[4];
while ((req = TGetMsg(cmdport)))
{
if (checkrect)
{
TINT res = rfb_cmdrectaffected(mod, req, arec, TTRUE);
if (res < 0 || (res > 0 &&
REGION_OVERLAPRECT(mod->rfb_PtrBackBuffer.rect,
arec)))
{
rfb_restoreptrbg(mod);
checkrect = TFALSE;
}
}
rfb_docmd(mod, req);
TReplyMsg(req);
}
}
if (mod->rfb_Flags & RFBFL_SHOWPTR)
rfb_drawpointer(mod);
/* check if time interval has expired: */
TGetSystemTime(&nowt);
/* do interval timers */
if (mod->rfb_NumInterval > 0)
{
if (TCmpTime(&nowt, &nextt) >= 0)
{
/* expired; send intervals: */
TLock(mod->rfb_InstanceLock);
struct TNode *next,
*node = mod->rfb_VisualList.tlh_Head.tln_Succ;
for (; (next = node->tln_Succ); node = next)
{
struct rfb_Window *v = (struct rfb_Window *) node;
TIMSG *imsg;
if ((v->rfbw_InputMask & TITYPE_INTERVAL) &&
rfb_getimsg(mod, v, &imsg, TITYPE_INTERVAL))
TPutMsg(v->rfbw_IMsgPort, TNULL, imsg);
}
TUnlock(mod->rfb_InstanceLock);
TAddTime(&nextt, &intt);
}
/* calculate new wait time: */
waitt = nextt;
TSubTime(&waitt, &nowt);
if (waitt.tdt_Int64 <= 0 || waitt.tdt_Int64 > 20000)
{
nextt = nowt;
TAddTime(&nextt, &intt);
waitt = nextt;
TSubTime(&waitt, &nowt);
}
pwaitt = &waitt;
}
else
pwaitt = TNULL;
#if defined(ENABLE_LINUXFB)
rfb_linux_wait(mod, pwaitt);
sig = TSetSignal(0, waitsigs);
#else
sig = TWaitTime(pwaitt, waitsigs);
#endif
if (sig & imsgportsignal)
rfb_processevent(mod);
} while (!(sig & TTASK_SIG_ABORT));
TDBPRINTF(TDB_INFO, ("RawFB device context closedown\n"));
rfb_exittask(mod);
}
