LOCAL TBOOL fb_init(WINDISPLAY *mod, TTAGITEM *tags) { struct TExecBase *TExecBase = TGetExecBase(mod); // mod->fbd_OpenTags = tags; for (;;) { TTAGITEM tags[2]; tags[0].tti_Tag = TTask_UserData; tags[0].tti_Value = (TTAG) mod; tags[1].tti_Tag = TTAG_DONE; mod->fbd_Task = TCreateTask(&mod->fbd_Module.tmd_Handle.thn_Hook, tags); if (mod->fbd_Task == TNULL) break; mod->fbd_CmdPort = TGetUserPort(mod->fbd_Task); mod->fbd_CmdPortSignal = TGetPortSignal(mod->fbd_CmdPort); return TTRUE; } fb_exit(mod); return TFALSE; }
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); }
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); }
LOCAL void x11_taskfunc(struct TTask *task) { TAPTR TExecBase = TGetExecBase(task); struct X11Display *inst = TGetTaskData(task); TUINT sig = 0; fd_set rset; struct TVRequest *req; TIMSG *imsg; char buf[256]; struct timeval tv, *ptv; struct TMsgPort *cmdport = TGetUserPort(task); TUINT cmdportsignal = TGetPortSignal(cmdport); TUINT ireplysignal = TGetPortSignal(inst->x11_IReplyPort); TUINT waitsigs = cmdportsignal | ireplysignal | TTASK_SIG_ABORT; /* interval time: 1/50s: */ TTIME intt = { 20000 }; /* next absolute time to send interval message: */ TTIME nextt; TTIME waitt, nowt; TDBPRINTF(TDB_INFO, ("Device instance running\n")); TGetSystemTime(&nowt); nextt = nowt; TAddTime(&nextt, &intt); do { if (sig & ireplysignal) { while ((imsg = TGetMsg(inst->x11_IReplyPort))) { /* returned input message */ if (imsg->timsg_Type == TITYPE_REQSELECTION) { XSelectionEvent *reply = (XSelectionEvent *) imsg->timsg_Requestor; struct TTagItem *replytags = (struct TTagItem *) imsg->timsg_ReplyData; size_t len = TGetTag(replytags, TIMsgReply_UTF8SelectionLen, 0); TUINT8 *xdata = (TUINT8 *) TGetTag(replytags, TIMsgReply_UTF8Selection, TNULL); XChangeProperty(inst->x11_Display, reply->requestor, reply->property, XA_ATOM, 8, PropModeReplace, (unsigned char *) xdata, len); XSendEvent(inst->x11_Display, reply->requestor, 0, NoEventMask, (XEvent *) reply); XSync(inst->x11_Display, False); TFree((TAPTR) imsg->timsg_Requestor); TFree(xdata); /* reqselect roundtrip ended */ } TFree(imsg); } } if (sig & cmdportsignal) { while (inst->x11_RequestInProgress == TNULL && (req = TGetMsg(cmdport))) { x11_docmd(inst, req); if (inst->x11_RequestInProgress) break; TReplyMsg(req); } } XFlush(inst->x11_Display); FD_ZERO(&rset); FD_SET(inst->x11_fd_display, &rset); FD_SET(inst->x11_fd_sigpipe_read, &rset); TGetSystemTime(&nowt); if (inst->x11_NumInterval > 0 || inst->x11_RequestInProgress) { if (TCmpTime(&nowt, &nextt) >= 0) { /* expired; send interval: */ struct TNode *next, *node = inst->x11_vlist.tlh_Head.tln_Succ; for (; (next = node->tln_Succ); node = next) { struct X11Window *v = (struct X11Window *) node; TIMSG *imsg; if ((v->eventmask & TITYPE_INTERVAL) && x11_getimsg(inst, v, &imsg, TITYPE_INTERVAL)) TPutMsg(v->imsgport, TNULL, imsg); } 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); } tv.tv_sec = waitt.tdt_Int64 / 1000000; tv.tv_usec = waitt.tdt_Int64 % 1000000; ptv = &tv; } else ptv = NULL; /* wait for display, signal fd and timeout: */ if (select(inst->x11_fd_max, &rset, NULL, NULL, ptv) > 0) { int nbytes; /* consume signal: */ if (FD_ISSET(inst->x11_fd_sigpipe_read, &rset)) { ioctl(inst->x11_fd_sigpipe_read, FIONREAD, &nbytes); if (nbytes > 0) if (read(inst->x11_fd_sigpipe_read, buf, TMIN(sizeof(buf), (size_t) nbytes)) != nbytes) TDBPRINTF(TDB_ERROR, ("could not read wakeup signal\n")); } } /* process input messages: */ x11_processevent(inst); /* send out input messages to owners: */ x11_sendimessages(inst); /* get signal state: */ sig = TSetSignal(0, waitsigs); } while (!(sig & TTASK_SIG_ABORT)); TDBPRINTF(TDB_INFO, ("Device instance exit\n")); x11_exitinstance(inst); }