#280 moved alarm sounder logic to supervisor and tone control to common

This commit is contained in:
Mikayla Fischler 2023-07-26 20:48:11 -04:00
parent 7bd8f34773
commit 4192ea426c
7 changed files with 443 additions and 416 deletions

View File

@ -83,6 +83,8 @@ function iocontrol.init(conf, comms)
scram_ack = __generic_ack,
ack_alarms_ack = __generic_ack,
alarm_tones = { false, false, false, false, false, false, false, false },
ps = psil.create(),
induction_ps_tbl = {},
@ -664,6 +666,16 @@ function iocontrol.update_facility_status(status)
end
fac.ps.publish("rtu_count", fac.rtu_count)
-- alarm tone commands
if (type(status[3]) == "table") and (#status[3] == 8) then
fac.alarm_tones = status[3]
sounder.set(fac.alarm_tones)
else
log.debug(log_header .. "alarm tones not a table or length mismatch")
valid = false
end
end
return valid
@ -1013,9 +1025,6 @@ function iocontrol.update_unit_statuses(statuses)
io.facility.ps.publish("sna_count", sna_count_sum)
io.facility.ps.publish("pu_rate", pu_rate)
io.facility.ps.publish("po_rate", po_rate)
-- update alarm sounder
sounder.eval(io.units)
end
return valid

View File

@ -2,269 +2,25 @@
-- Alarm Sounder
--
local audio = require("scada-common.audio")
local log = require("scada-common.log")
local types = require("scada-common.types")
local util = require("scada-common.util")
local ALARM = types.ALARM
local ALARM_STATE = types.ALARM_STATE
---@class sounder
local sounder = {}
-- note: max samples = 0x20000 (128 * 1024 samples)
local _2_PI = 2 * math.pi -- 2 whole pies, hope you're hungry
local _DRATE = 48000 -- 48kHz audio
local _MAX_VAL = 127 / 2 -- max signed integer in this 8-bit audio
local _05s_SAMPLES = 24000 -- half a second worth of samples
local test_alarms = { false, false, false, false, false, false, false, false, false, false, false, false }
local alarm_ctl = {
speaker = nil,
volume = 0.5,
playing = false,
num_active = 0,
next_block = 1,
-- split audio up into 0.5s samples so specific components can be ended quicker
quad_buffer = { {}, {}, {}, {} }
stream = audio.new_stream()
}
-- sounds modeled after https://www.e2s.com/references-and-guidelines/listen-and-download-alarm-tones
local T_340Hz_Int_2Hz = 1
local T_544Hz_440Hz_Alt = 2
local T_660Hz_Int_125ms = 3
local T_745Hz_Int_1Hz = 4
local T_800Hz_Int = 5
local T_800Hz_1000Hz_Alt = 6
local T_1000Hz_Int = 7
local T_1800Hz_Int_4Hz = 8
local TONES = {
{ active = false, component = { {}, {}, {}, {} } }, -- 340Hz @ 2Hz Intermittent
{ active = false, component = { {}, {}, {}, {} } }, -- 544Hz 100mS / 440Hz 400mS Alternating
{ active = false, component = { {}, {}, {}, {} } }, -- 660Hz @ 125ms On 125ms Off
{ active = false, component = { {}, {}, {}, {} } }, -- 745Hz @ 1Hz Intermittent
{ active = false, component = { {}, {}, {}, {} } }, -- 800Hz @ 0.25s On 1.75s Off
{ active = false, component = { {}, {}, {}, {} } }, -- 800/1000Hz @ 0.25s Alternating
{ active = false, component = { {}, {}, {}, {} } }, -- 1KHz 1s on, 1s off Intermittent
{ active = false, component = { {}, {}, {}, {} } } -- 1.8KHz @ 4Hz Intermittent
}
-- calculate how many samples are in the given number of milliseconds
---@nodiscard
---@param ms integer milliseconds
---@return integer samples
local function ms_to_samples(ms) return math.floor(ms * 48) end
--#region Tone Generation (the Maths)
-- 340Hz @ 2Hz Intermittent
local function gen_tone_1()
local t, dt = 0, _2_PI * 340 / _DRATE
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
TONES[1].component[1][i] = val
TONES[1].component[3][i] = val
TONES[1].component[2][i] = 0
TONES[1].component[4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 544Hz 100mS / 440Hz 400mS Alternating
local function gen_tone_2()
local t1, dt1 = 0, _2_PI * 544 / _DRATE
local t2, dt2 = 0, _2_PI * 440 / _DRATE
local alternate_at = ms_to_samples(100)
for i = 1, _05s_SAMPLES do
local value
if i <= alternate_at then
value = math.floor(math.sin(t1) * _MAX_VAL)
t1 = (t1 + dt1) % _2_PI
else
value = math.floor(math.sin(t2) * _MAX_VAL)
t2 = (t2 + dt2) % _2_PI
end
TONES[2].component[1][i] = value
TONES[2].component[2][i] = value
TONES[2].component[3][i] = value
TONES[2].component[4][i] = value
end
end
-- 660Hz @ 125ms On 125ms Off
local function gen_tone_3()
local elapsed_samples = 0
local alternate_after = ms_to_samples(125)
local alternate_at = alternate_after
local mode = true
local t, dt = 0, _2_PI * 660 / _DRATE
for set = 1, 4 do
for i = 1, _05s_SAMPLES do
if mode then
local val = math.floor(math.sin(t) * _MAX_VAL)
TONES[3].component[set][i] = val
t = (t + dt) % _2_PI
else
t = 0
TONES[3].component[set][i] = 0
end
if elapsed_samples == alternate_at then
mode = not mode
alternate_at = elapsed_samples + alternate_after
end
elapsed_samples = elapsed_samples + 1
end
end
end
-- 745Hz @ 1Hz Intermittent
local function gen_tone_4()
local t, dt = 0, _2_PI * 745 / _DRATE
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
TONES[4].component[1][i] = val
TONES[4].component[3][i] = val
TONES[4].component[2][i] = 0
TONES[4].component[4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 800Hz @ 0.25s On 1.75s Off
local function gen_tone_5()
local t, dt = 0, _2_PI * 800 / _DRATE
local stop_at = ms_to_samples(250)
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
if i > stop_at then
TONES[5].component[1][i] = val
else
TONES[5].component[1][i] = 0
end
TONES[5].component[2][i] = 0
TONES[5].component[3][i] = 0
TONES[5].component[4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 1000/800Hz @ 0.25s Alternating
local function gen_tone_6()
local t1, dt1 = 0, _2_PI * 1000 / _DRATE
local t2, dt2 = 0, _2_PI * 800 / _DRATE
local alternate_at = ms_to_samples(250)
for i = 1, _05s_SAMPLES do
local val
if i <= alternate_at then
val = math.floor(math.sin(t1) * _MAX_VAL)
t1 = (t1 + dt1) % _2_PI
else
val = math.floor(math.sin(t2) * _MAX_VAL)
t2 = (t2 + dt2) % _2_PI
end
TONES[6].component[1][i] = val
TONES[6].component[2][i] = val
TONES[6].component[3][i] = val
TONES[6].component[4][i] = val
end
end
-- 1KHz 1s on, 1s off Intermittent
local function gen_tone_7()
local t, dt = 0, _2_PI * 1000 / _DRATE
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
TONES[7].component[1][i] = val
TONES[7].component[2][i] = val
TONES[7].component[3][i] = 0
TONES[7].component[4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 1800Hz @ 4Hz Intermittent
local function gen_tone_8()
local t, dt = 0, _2_PI * 1800 / _DRATE
local off_at = ms_to_samples(250)
for i = 1, _05s_SAMPLES do
local val = 0
if i <= off_at then
val = math.floor(math.sin(t) * _MAX_VAL)
t = (t + dt) % _2_PI
end
TONES[8].component[1][i] = val
TONES[8].component[2][i] = val
TONES[8].component[3][i] = val
TONES[8].component[4][i] = val
end
end
--#endregion
-- hard audio limiter
---@nodiscard
---@param output number output level
---@return number limited -128.0 to 127.0
local function limit(output)
return math.max(-128, math.min(127, output))
end
-- zero the alarm audio buffer
local function zero()
for i = 1, 4 do
for s = 1, _05s_SAMPLES do alarm_ctl.quad_buffer[i][s] = 0 end
end
end
-- add an alarm to the output buffer
---@param alarm_idx integer tone ID
local function add(alarm_idx)
alarm_ctl.num_active = alarm_ctl.num_active + 1
TONES[alarm_idx].active = true
for i = 1, 4 do
for s = 1, _05s_SAMPLES do
alarm_ctl.quad_buffer[i][s] = limit(alarm_ctl.quad_buffer[i][s] + TONES[alarm_idx].component[i][s])
end
end
end
-- start audio or continue audio on buffer empty
---@return boolean success successfully added buffer to audio output
local function play()
if not alarm_ctl.playing then
alarm_ctl.playing = true
alarm_ctl.next_block = 1
return sounder.continue()
else
return true
end
else return true end
end
-- initialize the annunciator alarm system
@ -273,23 +29,10 @@ end
function sounder.init(speaker, volume)
alarm_ctl.speaker = speaker
alarm_ctl.speaker.stop()
alarm_ctl.volume = volume
alarm_ctl.playing = false
alarm_ctl.num_active = 0
alarm_ctl.next_block = 1
alarm_ctl.stream.stop()
zero()
-- generate tones
gen_tone_1()
gen_tone_2()
gen_tone_3()
gen_tone_4()
gen_tone_5()
gen_tone_6()
gen_tone_7()
gen_tone_8()
audio.generate_tones()
end
-- reconnect the speaker peripheral
@ -297,172 +40,65 @@ end
function sounder.reconnect(speaker)
alarm_ctl.speaker = speaker
alarm_ctl.playing = false
alarm_ctl.next_block = 1
alarm_ctl.num_active = 0
for id = 1, #TONES do TONES[id].active = false end
alarm_ctl.stream.stop()
end
-- check alarm state to enable/disable alarms
---@param units table|nil unit list or nil to use test mode
function sounder.eval(units)
local changed = false
local any_active = false
local new_states = { false, false, false, false, false, false, false, false }
local alarms = { false, false, false, false, false, false, false, false, false, false, false, false }
-- set alarm tones
---@param states table alarm tone commands from supervisor
function sounder.set(states)
-- set tone states
for id = 1, #states do alarm_ctl.stream.set_active(id, states[id]) end
if units ~= nil then
-- check all alarms for all units
for i = 1, #units do
local unit = units[i] ---@type ioctl_unit
for id = 1, #unit.alarms do
alarms[id] = alarms[id] or (unit.alarms[id] == ALARM_STATE.TRIPPED)
end
end
else
alarms = test_alarms
end
-- containment breach is worst case CRITICAL alarm, this takes priority
if alarms[ALARM.ContainmentBreach] then
new_states[T_1800Hz_Int_4Hz] = true
else
-- critical damage is highest priority CRITICAL level alarm
if alarms[ALARM.CriticalDamage] then
new_states[T_660Hz_Int_125ms] = true
else
-- EMERGENCY level alarms + URGENT over temp
if alarms[ALARM.ReactorDamage] or alarms[ALARM.ReactorOverTemp] or alarms[ALARM.ReactorWasteLeak] then
new_states[T_544Hz_440Hz_Alt] = true
-- URGENT level turbine trip
elseif alarms[ALARM.TurbineTrip] then
new_states[T_745Hz_Int_1Hz] = true
-- URGENT level reactor lost
elseif alarms[ALARM.ReactorLost] then
new_states[T_340Hz_Int_2Hz] = true
-- TIMELY level alarms
elseif alarms[ALARM.ReactorHighTemp] or alarms[ALARM.ReactorHighWaste] or alarms[ALARM.RCSTransient] then
new_states[T_800Hz_Int] = true
end
end
-- check RPS transient URGENT level alarm
if alarms[ALARM.RPSTransient] then
new_states[T_1000Hz_Int] = true
-- disable really painful audio combination
new_states[T_340Hz_Int_2Hz] = false
end
end
-- radiation is a big concern, always play this CRITICAL level alarm if active
if alarms[ALARM.ContainmentRadiation] then
new_states[T_800Hz_1000Hz_Alt] = true
-- we are going to disable the RPS trip alarm audio due to conflict, and if it was enabled
-- then we can re-enable the reactor lost alarm audio since it doesn't painfully combine with this one
if new_states[T_1000Hz_Int] and alarms[ALARM.ReactorLost] then new_states[T_340Hz_Int_2Hz] = true end
-- it sounds *really* bad if this is in conjunction with these other tones, so disable them
new_states[T_745Hz_Int_1Hz] = false
new_states[T_800Hz_Int] = false
new_states[T_1000Hz_Int] = false
end
-- check if any changed, check if any active, update active flags
for id = 1, #TONES do
if new_states[id] ~= TONES[id].active then
TONES[id].active = new_states[id]
changed = true
end
if TONES[id].active then any_active = true end
end
-- zero and re-add tones if changed
if changed then
zero()
for id = 1, #TONES do
if TONES[id].active then add(id) end
end
end
if any_active then play() else sounder.stop() end
-- re-compute output if needed, then play audio if available
if alarm_ctl.stream.is_recompute_needed() then alarm_ctl.stream.compute_buffer() end
if alarm_ctl.stream.has_next_block() then play() else sounder.stop() end
end
-- stop all audio and clear output buffer
function sounder.stop()
alarm_ctl.playing = false
alarm_ctl.speaker.stop()
alarm_ctl.next_block = 1
alarm_ctl.num_active = 0
for id = 1, #TONES do TONES[id].active = false end
zero()
alarm_ctl.stream.stop()
end
-- continue audio on buffer empty
---@return boolean success successfully added buffer to audio output
function sounder.continue()
local success = false
if alarm_ctl.playing then
if alarm_ctl.speaker ~= nil and #alarm_ctl.quad_buffer[alarm_ctl.next_block] > 0 then
local success = alarm_ctl.speaker.playAudio(alarm_ctl.quad_buffer[alarm_ctl.next_block], alarm_ctl.volume)
alarm_ctl.next_block = alarm_ctl.next_block + 1
if alarm_ctl.next_block > 4 then alarm_ctl.next_block = 1 end
if not success then
log.debug("SOUNDER: error playing audio")
end
return success
else
return false
if alarm_ctl.speaker ~= nil and alarm_ctl.stream.has_next_block() then
success = alarm_ctl.speaker.playAudio(alarm_ctl.stream.get_next_block(), alarm_ctl.volume)
if not success then log.error("SOUNDER: error playing audio") end
end
else
return false
end
return success
end
--#region Test Functions
function sounder.test_1() add(1) play() end -- play tone T_340Hz_Int_2Hz
function sounder.test_2() add(2) play() end -- play tone T_544Hz_440Hz_Alt
function sounder.test_3() add(3) play() end -- play tone T_660Hz_Int_125ms
function sounder.test_4() add(4) play() end -- play tone T_745Hz_Int_1Hz
function sounder.test_5() add(5) play() end -- play tone T_800Hz_Int
function sounder.test_6() add(6) play() end -- play tone T_800Hz_1000Hz_Alt
function sounder.test_7() add(7) play() end -- play tone T_1000Hz_Int
function sounder.test_8() add(8) play() end -- play tone T_1800Hz_Int_4Hz
-- function sounder.test_1() add(1) play() end -- play tone T_340Hz_Int_2Hz
-- function sounder.test_2() add(2) play() end -- play tone T_544Hz_440Hz_Alt
-- function sounder.test_3() add(3) play() end -- play tone T_660Hz_Int_125ms
-- function sounder.test_4() add(4) play() end -- play tone T_745Hz_Int_1Hz
-- function sounder.test_5() add(5) play() end -- play tone T_800Hz_Int
-- function sounder.test_6() add(6) play() end -- play tone T_800Hz_1000Hz_Alt
-- function sounder.test_7() add(7) play() end -- play tone T_1000Hz_Int
-- function sounder.test_8() add(8) play() end -- play tone T_1800Hz_Int_4Hz
function sounder.test_breach(active) test_alarms[ALARM.ContainmentBreach] = active end ---@param active boolean
function sounder.test_rad(active) test_alarms[ALARM.ContainmentRadiation] = active end ---@param active boolean
function sounder.test_lost(active) test_alarms[ALARM.ReactorLost] = active end ---@param active boolean
function sounder.test_crit(active) test_alarms[ALARM.CriticalDamage] = active end ---@param active boolean
function sounder.test_dmg(active) test_alarms[ALARM.ReactorDamage] = active end ---@param active boolean
function sounder.test_overtemp(active) test_alarms[ALARM.ReactorOverTemp] = active end ---@param active boolean
function sounder.test_hightemp(active) test_alarms[ALARM.ReactorHighTemp] = active end ---@param active boolean
function sounder.test_wasteleak(active) test_alarms[ALARM.ReactorWasteLeak] = active end ---@param active boolean
function sounder.test_highwaste(active) test_alarms[ALARM.ReactorHighWaste] = active end ---@param active boolean
function sounder.test_rps(active) test_alarms[ALARM.RPSTransient] = active end ---@param active boolean
function sounder.test_rcs(active) test_alarms[ALARM.RCSTransient] = active end ---@param active boolean
function sounder.test_turbinet(active) test_alarms[ALARM.TurbineTrip] = active end ---@param active boolean
-- power rescaling limiter test
function sounder.test_power_scale()
local start = util.time_ms()
zero()
for id = 1, #TONES do
if TONES[id].active then
for i = 1, 4 do
for s = 1, _05s_SAMPLES do
alarm_ctl.quad_buffer[i][s] = limit(alarm_ctl.quad_buffer[i][s] +
(TONES[id].component[i][s] / math.sqrt(alarm_ctl.num_active)))
end
end
end
end
log.debug("SOUNDER: power rescale test took " .. (util.time_ms() - start) .. "ms")
end
-- function sounder.test_breach(active) test_alarms[ALARM.ContainmentBreach] = active end ---@param active boolean
-- function sounder.test_rad(active) test_alarms[ALARM.ContainmentRadiation] = active end ---@param active boolean
-- function sounder.test_lost(active) test_alarms[ALARM.ReactorLost] = active end ---@param active boolean
-- function sounder.test_crit(active) test_alarms[ALARM.CriticalDamage] = active end ---@param active boolean
-- function sounder.test_dmg(active) test_alarms[ALARM.ReactorDamage] = active end ---@param active boolean
-- function sounder.test_overtemp(active) test_alarms[ALARM.ReactorOverTemp] = active end ---@param active boolean
-- function sounder.test_hightemp(active) test_alarms[ALARM.ReactorHighTemp] = active end ---@param active boolean
-- function sounder.test_wasteleak(active) test_alarms[ALARM.ReactorWasteLeak] = active end ---@param active boolean
-- function sounder.test_highwaste(active) test_alarms[ALARM.ReactorHighWaste] = active end ---@param active boolean
-- function sounder.test_rps(active) test_alarms[ALARM.RPSTransient] = active end ---@param active boolean
-- function sounder.test_rcs(active) test_alarms[ALARM.RCSTransient] = active end ---@param active boolean
-- function sounder.test_turbinet(active) test_alarms[ALARM.TurbineTrip] = active end ---@param active boolean
--#endregion

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@ -22,7 +22,7 @@ local sounder = require("coordinator.sounder")
local apisessions = require("coordinator.session.apisessions")
local COORDINATOR_VERSION = "v0.21.2"
local COORDINATOR_VERSION = "v0.22.0"
local println = util.println
local println_ts = util.println_ts

313
scada-common/audio.lua Normal file
View File

@ -0,0 +1,313 @@
--
-- Audio & Tone Control for Alarms
--
-- sounds modeled after https://www.e2s.com/references-and-guidelines/listen-and-download-alarm-tones
-- note: max samples = 0x20000 (128 * 1024 samples)
local _2_PI = 2 * math.pi -- 2 whole pies, hope you're hungry
local _DRATE = 48000 -- 48kHz audio
local _MAX_VAL = 127 / 2 -- max signed integer in this 8-bit audio
local _05s_SAMPLES = 24000 -- half a second worth of samples
---@class audio
local audio = {}
---@enum tone_id
local TONES = {
T_340Hz_Int_2Hz = 1,
T_544Hz_440Hz_Alt = 2,
T_660Hz_Int_125ms = 3,
T_745Hz_Int_1Hz = 4,
T_800Hz_Int = 5,
T_800Hz_1000Hz_Alt = 6,
T_1000Hz_Int = 7,
T_1800Hz_Int_4Hz = 8
}
audio.TONES = TONES
local tone_data = {
{ {}, {}, {}, {} }, -- 340Hz @ 2Hz Intermittent
{ {}, {}, {}, {} }, -- 544Hz 100mS / 440Hz 400mS Alternating
{ {}, {}, {}, {} }, -- 660Hz @ 125ms On 125ms Off
{ {}, {}, {}, {} }, -- 745Hz @ 1Hz Intermittent
{ {}, {}, {}, {} }, -- 800Hz @ 0.25s On 1.75s Off
{ {}, {}, {}, {} }, -- 800/1000Hz @ 0.25s Alternating
{ {}, {}, {}, {} }, -- 1KHz 1s on, 1s off Intermittent
{ {}, {}, {}, {} } -- 1.8KHz @ 4Hz Intermittent
}
-- calculate how many samples are in the given number of milliseconds
---@nodiscard
---@param ms integer milliseconds
---@return integer samples
local function ms_to_samples(ms) return math.floor(ms * 48) end
--#region Tone Generation (the Maths)
-- 340Hz @ 2Hz Intermittent
local function gen_tone_1()
local t, dt = 0, _2_PI * 340 / _DRATE
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
tone_data[1][1][i] = val
tone_data[1][3][i] = val
tone_data[1][2][i] = 0
tone_data[1][4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 544Hz 100mS / 440Hz 400mS Alternating
local function gen_tone_2()
local t1, dt1 = 0, _2_PI * 544 / _DRATE
local t2, dt2 = 0, _2_PI * 440 / _DRATE
local alternate_at = ms_to_samples(100)
for i = 1, _05s_SAMPLES do
local value
if i <= alternate_at then
value = math.floor(math.sin(t1) * _MAX_VAL)
t1 = (t1 + dt1) % _2_PI
else
value = math.floor(math.sin(t2) * _MAX_VAL)
t2 = (t2 + dt2) % _2_PI
end
tone_data[2][1][i] = value
tone_data[2][2][i] = value
tone_data[2][3][i] = value
tone_data[2][4][i] = value
end
end
-- 660Hz @ 125ms On 125ms Off
local function gen_tone_3()
local elapsed_samples = 0
local alternate_after = ms_to_samples(125)
local alternate_at = alternate_after
local mode = true
local t, dt = 0, _2_PI * 660 / _DRATE
for set = 1, 4 do
for i = 1, _05s_SAMPLES do
if mode then
local val = math.floor(math.sin(t) * _MAX_VAL)
tone_data[3][set][i] = val
t = (t + dt) % _2_PI
else
t = 0
tone_data[3][set][i] = 0
end
if elapsed_samples == alternate_at then
mode = not mode
alternate_at = elapsed_samples + alternate_after
end
elapsed_samples = elapsed_samples + 1
end
end
end
-- 745Hz @ 1Hz Intermittent
local function gen_tone_4()
local t, dt = 0, _2_PI * 745 / _DRATE
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
tone_data[4][1][i] = val
tone_data[4][3][i] = val
tone_data[4][2][i] = 0
tone_data[4][4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 800Hz @ 0.25s On 1.75s Off
local function gen_tone_5()
local t, dt = 0, _2_PI * 800 / _DRATE
local stop_at = ms_to_samples(250)
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
if i > stop_at then
tone_data[5][1][i] = val
else
tone_data[5][1][i] = 0
end
tone_data[5][2][i] = 0
tone_data[5][3][i] = 0
tone_data[5][4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 1000/800Hz @ 0.25s Alternating
local function gen_tone_6()
local t1, dt1 = 0, _2_PI * 1000 / _DRATE
local t2, dt2 = 0, _2_PI * 800 / _DRATE
local alternate_at = ms_to_samples(250)
for i = 1, _05s_SAMPLES do
local val
if i <= alternate_at then
val = math.floor(math.sin(t1) * _MAX_VAL)
t1 = (t1 + dt1) % _2_PI
else
val = math.floor(math.sin(t2) * _MAX_VAL)
t2 = (t2 + dt2) % _2_PI
end
tone_data[6][1][i] = val
tone_data[6][2][i] = val
tone_data[6][3][i] = val
tone_data[6][4][i] = val
end
end
-- 1KHz 1s on, 1s off Intermittent
local function gen_tone_7()
local t, dt = 0, _2_PI * 1000 / _DRATE
for i = 1, _05s_SAMPLES do
local val = math.floor(math.sin(t) * _MAX_VAL)
tone_data[7][1][i] = val
tone_data[7][2][i] = val
tone_data[7][3][i] = 0
tone_data[7][4][i] = 0
t = (t + dt) % _2_PI
end
end
-- 1800Hz @ 4Hz Intermittent
local function gen_tone_8()
local t, dt = 0, _2_PI * 1800 / _DRATE
local off_at = ms_to_samples(250)
for i = 1, _05s_SAMPLES do
local val = 0
if i <= off_at then
val = math.floor(math.sin(t) * _MAX_VAL)
t = (t + dt) % _2_PI
end
tone_data[8][1][i] = val
tone_data[8][2][i] = val
tone_data[8][3][i] = val
tone_data[8][4][i] = val
end
end
--#endregion
-- generate all 8 tone sequences
function audio.generate_tones()
gen_tone_1(); gen_tone_2(); gen_tone_3(); gen_tone_4(); gen_tone_5(); gen_tone_6(); gen_tone_7(); gen_tone_8()
end
-- hard audio limiter
---@nodiscard
---@param output number output level
---@return number limited -128.0 to 127.0
local function limit(output)
return math.max(-128, math.min(127, output))
end
-- clear output buffer
---@param buffer table quad buffer
local function clear(buffer)
for i = 1, 4 do
for s = 1, _05s_SAMPLES do buffer[i][s] = 0 end
end
end
-- create a new audio tone stream controller
function audio.new_stream()
local self = {
any_active = false,
need_recompute = false,
next_block = 1,
-- split audio up into 0.5s samples, so specific components can be ended quicker
quad_buffer = { {}, {}, {}, {} },
-- all tone enable states
tone_active = { false, false, false, false, false, false, false, false }
}
clear(self.quad_buffer)
---@class tone_stream
local public = {}
-- add a tone to the output buffer
---@param index tone_id tone ID
---@param active boolean active state
function public.set_active(index, active)
if self.tone_active[index] then
if self.tone_active[index] ~= active then self.need_recompute = true end
self.tone_active[index] = active
end
end
-- check if a tone is active
---@param index tone_id tone index
function public.is_active(index)
if self.tone_active[index] then return self.tone_active[index] end
return false
end
-- set all tones inactive, reset next block, and clear output buffer
function public.stop()
for i = 1, #self.tone_active do self.tone_active[i] = false end
self.next_block = 1
clear(self.quad_buffer)
end
-- check if the output buffer needs to be recomputed due to changes
function public.is_recompute_needed() return self.need_recompute end
-- re-compute the output buffer
function public.compute_buffer()
clear(self.quad_buffer)
self.need_recompute = false
self.any_active = false
for id = 1, #tone_data do
if self.tone_active[id] then
self.any_active = true
for i = 1, 4 do
local buffer = self.quad_buffer[i]
local values = tone_data[id]
for s = 1, _05s_SAMPLES do self.quad_buffer[i][s] = limit(buffer[s] + values[s]) end
end
end
end
end
-- check if the next audio block has data
function public.has_next_block() return #self.quad_buffer[self.next_block] > 0 end
-- get the next audio block
function public.get_next_block()
local block = self.quad_buffer[self.next_block]
self.next_block = self.next_block + 1
if self.next_block > 4 then self.next_block = 1 end
return block
end
return public
end
return audio

View File

@ -1,3 +1,4 @@
local audio = require("scada-common.audio")
local const = require("scada-common.constants")
local log = require("scada-common.log")
local rsio = require("scada-common.rsio")
@ -8,12 +9,16 @@ local unit = require("supervisor.unit")
local rsctl = require("supervisor.session.rsctl")
local PROCESS = types.PROCESS
local TONES = audio.TONES
local PROCESS = types.PROCESS
local PROCESS_NAMES = types.PROCESS_NAMES
local PRIO = types.ALARM_PRIORITY
local PRIO = types.ALARM_PRIORITY
local ALARM = types.ALARM
local ALARM_STATE = types.ALARM_STATE
local RTU_UNIT_TYPE = types.RTU_UNIT_TYPE
local WASTE = types.WASTE_PRODUCT
local WASTE_MODE = types.WASTE_MODE
local WASTE = types.WASTE_PRODUCT
local WASTE_MODE = types.WASTE_MODE
local IO = rsio.IO
@ -109,6 +114,8 @@ function facility.new(num_reactors, cooling_conf)
waste_product = WASTE.PLUTONIUM,
current_waste_product = WASTE.PLUTONIUM,
pu_fallback = false,
-- alarm tones
tone_states = { false, false, false, false, false, false, false, false },
-- statistics
im_stat_init = false,
avg_charge = util.mov_avg(3, 0.0),
@ -750,6 +757,63 @@ function facility.new(num_reactors, cooling_conf)
if self.waste_product == WASTE.PLUTONIUM or (self.pu_fallback and insufficent_po_rate) then
self.current_waste_product = WASTE.PLUTONIUM
else self.current_waste_product = self.waste_product end
------------------------
-- Update Alarm Tones --
------------------------
local alarms = { false, false, false, false, false, false, false, false, false, false, false, false }
-- check all alarms for all units
for i = 1, #self.units do
local u = self.units[i] ---@type reactor_unit
for id, alarm in pairs(u.get_alarms()) do
alarms[id] = alarms[id] or (alarm == ALARM_STATE.TRIPPED)
end
end
-- containment breach is worst case CRITICAL alarm, this takes priority
if alarms[ALARM.ContainmentBreach] then
self.tone_states[TONES.T_1800Hz_Int_4Hz] = true
else
-- critical damage is highest priority CRITICAL level alarm
if alarms[ALARM.CriticalDamage] then
self.tone_states[TONES.T_660Hz_Int_125ms] = true
else
-- EMERGENCY level alarms + URGENT over temp
if alarms[ALARM.ReactorDamage] or alarms[ALARM.ReactorOverTemp] or alarms[ALARM.ReactorWasteLeak] then
self.tone_states[TONES.T_544Hz_440Hz_Alt] = true
-- URGENT level turbine trip
elseif alarms[ALARM.TurbineTrip] then
self.tone_states[TONES.T_745Hz_Int_1Hz] = true
-- URGENT level reactor lost
elseif alarms[ALARM.ReactorLost] then
self.tone_states[TONES.T_340Hz_Int_2Hz] = true
-- TIMELY level alarms
elseif alarms[ALARM.ReactorHighTemp] or alarms[ALARM.ReactorHighWaste] or alarms[ALARM.RCSTransient] then
self.tone_states[TONES.T_800Hz_Int] = true
end
end
-- check RPS transient URGENT level alarm
if alarms[ALARM.RPSTransient] then
self.tone_states[TONES.T_1000Hz_Int] = true
-- disable really painful audio combination
self.tone_states[TONES.T_340Hz_Int_2Hz] = false
end
end
-- radiation is a big concern, always play this CRITICAL level alarm if active
if alarms[ALARM.ContainmentRadiation] then
self.tone_states[TONES.T_800Hz_1000Hz_Alt] = true
-- we are going to disable the RPS trip alarm audio due to conflict, and if it was enabled
-- then we can re-enable the reactor lost alarm audio since it doesn't painfully combine with this one
if self.tone_states[TONES.T_1000Hz_Int] and alarms[ALARM.ReactorLost] then self.tone_states[TONES.T_340Hz_Int_2Hz] = true end
-- it sounds *really* bad if this is in conjunction with these other tones, so disable them
self.tone_states[TONES.T_745Hz_Int_1Hz] = false
self.tone_states[TONES.T_800Hz_Int] = false
self.tone_states[TONES.T_1000Hz_Int] = false
end
end
-- call the update function of all units in the facility<br>
@ -893,6 +957,10 @@ function facility.new(num_reactors, cooling_conf)
-- READ STATES/PROPERTIES --
-- get current alarm tone on/off states
---@nodiscard
function public.get_alarm_tones() return self.tone_states end
-- get build properties of all facility devices
---@nodiscard
---@param type RTU_UNIT_TYPE? type or nil to include only a particular unit type, or to include all if nil

View File

@ -150,7 +150,8 @@ function coordinator.new_session(id, s_addr, in_queue, out_queue, timeout, facil
local function _send_fac_status()
local status = {
facility.get_control_status(),
facility.get_rtu_statuses()
facility.get_rtu_statuses(),
facility.get_alarm_tones()
}
_send(SCADA_CRDN_TYPE.FAC_STATUS, status)

View File

@ -21,7 +21,7 @@ local supervisor = require("supervisor.supervisor")
local svsessions = require("supervisor.session.svsessions")
local SUPERVISOR_VERSION = "v0.20.4"
local SUPERVISOR_VERSION = "v0.21.0"
local println = util.println
local println_ts = util.println_ts