/******************************************************************************/ /* Copyright 1997 MBARI */ /******************************************************************************/ /* Summary : Video overlay for Tiburon */ /* Filename : videoOverlay1.c */ /* Author : Janice Tarrant */ /* Project : Tiburon */ /* Version : Version 1.0 */ /* Created : 07/16/97 */ /* Modified : */ /* Archived : */ /******************************************************************************* /* Modification History : */ /* Header$ * $Log$ * */ /******************************************************************************/ #include /* VxWorks standard I/O library */ #include /* MBARI style guide type declarations*/ #include "dmvideo.h" /* data manager definitions */ #include "OVtypes.h" /* video overlay type definitions */ #include "dy4std.h" /* DY4 standard definitions */ #include "mygraphics.h" /* graphics alignment definitions */ #include "dy4driver.h" /* DY4 driver definitions */ #include "Item.h" /* Item class definitions */ #include "Alarm.h" /* Alarm class definitions */ #include "Condition.h" /* Condition class definitions */ #include "Config.h" /* Config class definitions */ #include "Overlay.h" /* Overlay class definitions */ #include "Video.h" /* Video class definitions */ #include "videoOverlayDM.h" /* data manager definitions */ #define CONFIG_FILENAME 1 /* index = column number */ void videoOverlayTask1(void) { OV_char *strings_a[NSTR]; /* array of strings */ OV_char zval[64]; /* to store data manager value */ OV_char *Pzval = zval; MBool alarmOn; /* alarm on flag */ MBool acknowledge; /* alarm acknowledge */ MBool startUp = TRUE; /* overlay start flag */ MBool crosshairUp = FALSE; /* crosshair on display flag */ MBool onDisplay = FALSE; /* overlay on display flag */ MBool dmItemsExist = TRUE; /* all data manager items exist flag */ DWord conditionGroupBits; /* condition group changes bit vector */ /* alarm group changes bit vector */ DWord alarmGroupBits[NUM_ALARM_GROUPS]; /* alarm priority group changes bit */ DWord priorityGroupBits[NUM_ALARM_GROUPS]; /* vector */ Nat16 alarmData; /* alarm data */ Nat16 priority; /* alarm priority */ OV_int i_string; /* string index */ OV_int i_item; /* item index */ OV_int i_condition; /* condition index */ OV_int i_group; /* group index */ OV_int i_alarm; /* alarm index */ OV_int i_overlay; /* overlay index */ OV_int i_matrix; /* matrix index */ OV_int numAlarms; /* alarm counter */ OV_int numGroups; /* group counter */ OV_int nb_overlays; /* number of overlays */ Int16 nb_alarms; /* number of alarms */ Errno status; /* data manager error code */ OV_float values_a[NVAL]; /* array of values */ OV_float value; /* data manager value */ OV_alignment alignment; /* graphical alignment data */ OV_Context alarmLink; /* deleted alarm link */ OV_Item *p_item; /* pointer to item */ OV_Overlay *p_overlay; /* pointer to overlay */ OV_Video *p_video; /* pointer to video */ OV_Condition *p_condition; /* pointer to condition */ OV_Alarm *p_alarm; /* pointer to alarm */ DM_Time startUpTime; /* start up update time */ DM_Item overlayStartDmi; /* overlay start dm item */ DM_Define dmiInit[] = /* data manager item init values */ { { VIDEO_OVERLAY1_CROSSHAIR_DM, 1, DM_MBOOL, DMT_NULL, &crosshairUp }, { NULL, 0, DM_ENDT, DMT_NULL, NULL } }; /* initialize video board and graphics */ My_ini_board(VME_770_ADDRESS1); My_ini_video(); My_ini_graphics(&alignment); /* create overlay start data manager item */ status = dm_create(VIDEO_OVERLAY1_START_DM, 1, &overlayStartDmi, DM_MBOOL, 1, DM_ENDT); checkCreate(status, VIDEO_OVERLAY1_START_DM, FALSE); status = dm_start_consumer(overlayStartDmi, DM_STATIC, SEM_NULL); checkConsumer(status, VIDEO_OVERLAY1_START_DM); status = dm_start_multiple(overlayStartDmi); gettimeofday(&startUpTime, (struct timezone *) NULL); status = dm_write(overlayStartDmi, (Void *) &startUp, sizeof(startUp), &startUpTime); checkWrite(status, VIDEO_OVERLAY1_START_DM); /* create overlay crosshair on display data manager item */ status = dm_create_items(dmiInit); checkCreate(status, VIDEO_OVERLAY1_CROSSHAIR_DM, FALSE); /* create the main video object */ p_video = Video_New("/usr/tiburon/config/video/overlay1.cfg"); Video_Initialize(p_video); for (;;) { /* check for restart of overlay */ status = dm_read(overlayStartDmi, (Void *) &startUp, sizeof(startUp), ( (DM_Time *) NULL)); if (checkRead(status, VIDEO_OVERLAY1_START_DM, FALSE) == ERROR) { logMsg("Video Overlay WARNING : could not read start flag\n"); startUp = FALSE; } if (startUp) { /* erase current display */ if (onDisplay) { Overlay_Erase(&alignment, p_overlay); for (i_overlay = 0; i_overlay < p_video->nb_overlays_in_list; i_overlay++) if (p_video->p_overlays_list[i_overlay] != NULL) Overlay_Delete(p_video->p_overlays_list[i_overlay]); Video_Initialize(p_video); } else onDisplay = TRUE; /* read resource file */ Video_OpenFile(p_video); Video_ReadHeader(p_video); nb_overlays = p_video->nb_overlays; /* create overlays */ i_matrix = 1; for (i_overlay = 0; i_overlay < nb_overlays; i_overlay++) { Video_ReadLine(p_video, i_matrix, i_overlay, values_a, strings_a); p_overlay = Overlay_New(strings_a[CONFIG_FILENAME]); Overlay_Initialize(p_overlay); Video_AddOverlay(p_video, p_overlay); } Video_CloseFile(p_video); /* initialize overlays */ for (i_overlay = 0; i_overlay < nb_overlays; i_overlay++) { p_overlay = p_video->p_overlays_list[i_overlay]; /* load configuration file */ Overlay_LoadConfig(p_overlay); /* start dataManager consumer tasks for each item */ Overlay_StartDmTasks(p_overlay, &dmItemsExist); /* display all items on the screen */ Overlay_Display(&alignment, p_overlay); } /* reset startup flag */ startUp = FALSE; gettimeofday(&startUpTime, (struct timezone *) NULL); dm_write(overlayStartDmi, (Void *) &startUp, sizeof(startUp), &startUpTime); } /* keep looking for data manager items that did not exist on start up */ if (!dmItemsExist) { taskDelay( 2 * sysClkRateGet() ); Overlay_ReStartDmTasks(p_overlay, &dmItemsExist); } /* continually update overlay display */ for (i_overlay = 0; i_overlay < nb_overlays; i_overlay++) { p_overlay = p_video->p_overlays_list[i_overlay]; /* change plane according to overlay number */ My_set_plane(i_overlay); /* get regular item values */ for (i_item = 0; i_item < p_overlay->nb_item_in_list; i_item++) { p_item = p_overlay->p_item_list[i_item]; if ((p_item->dm_item != NULL) && (p_item->dm_item != NO_ITEM)) { My_get_dm_item(p_item->dm_item, p_item->dm_type, p_item->dm_size, Pzval); Item_SetValue(p_item, Pzval); } } /* get any changes in conditions for dependent items */ conditionGroupBits = dm_get_group_changes(p_overlay->conditionGroup); for (i_condition = 0; i_condition < p_overlay->nb_conditions_in_list; i_condition++) { p_condition = p_overlay->p_condition_list[i_condition]; if (conditionGroupBits & p_condition->idBit) Condition_Read(p_condition); } /* get dependent item values */ for (i_item = 0; i_item < p_overlay->nb_dep_items_in_list; i_item++) { p_item = p_overlay->p_depItem_list[i_item]->p_item; if (*(p_overlay->p_depItem_list[i_item]->on_display)) if ((p_item->dm_item != NULL) && (p_item->dm_item != NO_ITEM)) { My_get_dm_item(p_item->dm_item, p_item->dm_type, p_item->dm_size, Pzval); Item_SetValue(p_item, Pzval); } } /* get changes in alarm items and priorities */ for (i_group = 0; i_group < p_overlay->nb_alarm_groups; i_group++) { alarmGroupBits[i_group] = dm_get_group_changes(p_overlay->alarmGroup[i_group]); priorityGroupBits[i_group] = dm_get_group_changes(p_overlay->priorityGroup[i_group]); } numAlarms = 0; numGroups = 0; for (i_alarm = 0; i_alarm < p_overlay->nb_alarms_in_list; i_alarm++) { p_alarm = p_overlay->p_alarm_list[i_alarm]; numAlarms++; if (numAlarms > GROUP_MAX) { numAlarms = 1; numGroups++; } /* get alarm priority and acknowledgement changes */ if (priorityGroupBits[numGroups] & p_alarm->priorityBit) { dm_read(p_alarm->priority, (Void *) &alarmData, sizeof(alarmData), (DM_Time *) NULL); priority = 0xFF & alarmData; acknowledge = alarmData >> 8; /* printf("alarm %s data %d pri %d ack %d\n", p_alarm->p_item->dm_name, alarmData, priority, acknowledge); */ if (priority == 1) p_alarm->on_display = TRUE; else p_alarm->on_display = FALSE; if (acknowledge) { if (p_overlay->alarm != NULL) { /* printf("delete alarm (ack) %d %s\n", p_overlay->nb_alarms_linked, p_alarm->p_item->dm_name + strlen(ALARM_PREFIX)); */ p_overlay->alarm = Delete_AlarmLink(&alarmLink, p_overlay->alarm, &p_overlay->nb_alarms_linked, p_alarm->p_item->dm_name+ strlen(ALARM_PREFIX)); } } } /* if priorityGroupBits */ /* get alarm value changes */ if (alarmGroupBits[numGroups] & p_alarm->idBit) { alarmOn = My_get_dm_alarm_item(p_alarm->p_item->dm_item, p_alarm->p_item->type); if (alarmOn && p_alarm->on_display) { nb_alarms = p_overlay->nb_alarms_linked; /* add alarm to list */ if (nb_alarms < MAX_ALARMS_ON_DISPLAY) p_overlay->alarmsUp[nb_alarms].name = p_alarm->p_item->dm_name + strlen(ALARM_PREFIX); /* printf("alarm %d %s\n", p_overlay->nb_alarms_linked, p_alarm->p_item->dm_name + strlen(ALARM_PREFIX)); */ p_overlay->alarm = Add_AlarmLink(p_overlay->alarm, &p_overlay->nb_alarms_linked, p_alarm->p_item); nb_alarms = 0; Alarm_Display(&alignment, p_overlay->alarm, p_overlay->alarmsUp, &nb_alarms); } if ((!alarmOn) && p_alarm->on_display) { /* delete alarm from list */ if (p_overlay->alarm != NULL) { /* printf("delete alarm (off) %s\n", p_alarm->p_item->dm_name + strlen(ALARM_PREFIX)); */ p_overlay->alarm = Delete_AlarmLink(&alarmLink, p_overlay->alarm, &p_overlay->nb_alarms_linked, p_alarm->p_item->dm_name+ strlen(ALARM_PREFIX)); } } } /* if alarmGroupBits */ } /* for i_alarm */ /* display new values to overlay */ Overlay_Refresh(&alarmLink, &alignment, p_overlay); /* delay corresponding to data refresh period*/ My_dm_wait(p_overlay->p_config->refresh_period); } /* endfor i_overlay */ } /* endforever */ return; }