conky-config/module/Power.lua

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Lua
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2017-07-15 20:08:39 -04:00
local Widget = require 'Widget'
local Text = require 'Text'
local TextColumn = require 'TextColumn'
local Line = require 'Line'
local ScalePlot = require 'ScalePlot'
local util = require 'util'
local schema = require 'default_patterns'
local _STRING_MATCH = string.match
local _MATH_RAD = math.rad
--construction params
local MODULE_Y = 328
local SEPARATOR_SPACING = 20
local TEXT_SPACING = 20
local PLOT_SEC_BREAK = 20
local PLOT_HEIGHT = 56
local __power_label_function = function(watts)
return watts..' W'
end
local __calculate_power = function(cr, prev_cnt, cnt, update_frequency)
return cnt > prev_cnt and (cnt - prev_cnt) * update_frequency * 0.000001 or 0
end
local header = Widget.Header{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = MODULE_Y,
width = CONSTRUCTION_GLOBAL.SECTION_WIDTH,
header = 'POWER'
}
local RIGHT_X = CONSTRUCTION_GLOBAL.RIGHT_X + CONSTRUCTION_GLOBAL.SECTION_WIDTH
local pp01 = {
labels = Widget.TextColumn{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = header.bottom_y,
spacing = TEXT_SPACING,
'Core',
'iGPU'
},
values = Widget.TextColumn{
x = RIGHT_X,
y = header.bottom_y,
spacing = TEXT_SPACING,
x_align = 'right',
text_color = schema.blue,
append_end = ' W',
num_rows = 2
}
}
local SEP_Y = header.bottom_y + TEXT_SPACING + SEPARATOR_SPACING
local separator = Widget.Line{
p1 = {x = CONSTRUCTION_GLOBAL.RIGHT_X, y = SEP_Y},
p2 = {x = RIGHT_X, y = SEP_Y}
}
local PKG0_Y = SEP_Y + SEPARATOR_SPACING
local pkg0 = {
label = Widget.Text{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = PKG0_Y,
text = 'PKG 0'
},
value = Widget.Text{
x = RIGHT_X,
y = PKG0_Y,
x_align = 'right',
text_color = schema.blue,
text = '<pkg0>',
append_end = ' W'
},
plot = Widget.ScalePlot{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = PKG0_Y + PLOT_SEC_BREAK,
width = CONSTRUCTION_GLOBAL.SECTION_WIDTH,
height = PLOT_HEIGHT,
y_label_func = __power_label_function,
}
}
local DRAM_Y = PKG0_Y + PLOT_SEC_BREAK * 2 + PLOT_HEIGHT
local dram = {
label = Widget.Text{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = DRAM_Y,
text = 'DRAM'
},
value = Widget.Text{
x = RIGHT_X,
y = DRAM_Y,
x_align = 'right',
text_color = schema.blue,
text = '<dram>',
append_end = ' W'
},
plot = Widget.ScalePlot{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = DRAM_Y + PLOT_SEC_BREAK,
width = CONSTRUCTION_GLOBAL.SECTION_WIDTH,
height = PLOT_HEIGHT,
y_label_func = __power_label_function,
}
}
local BATTERY_DRAW_Y = DRAM_Y + PLOT_SEC_BREAK * 2 + PLOT_HEIGHT
local battery_draw = {
label = Widget.Text{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = BATTERY_DRAW_Y,
spacing = TEXT_SPACING,
text = 'Battery Draw'
},
value = Widget.CriticalText{
x = RIGHT_X,
y = BATTERY_DRAW_Y,
x_align = 'right',
},
plot = Widget.ScalePlot{
x = CONSTRUCTION_GLOBAL.RIGHT_X,
y = BATTERY_DRAW_Y + PLOT_SEC_BREAK,
width = CONSTRUCTION_GLOBAL.SECTION_WIDTH,
height = PLOT_HEIGHT,
y_label_func = __power_label_function,
}
}
local PKG0_PATH = '/sys/class/powercap/intel-rapl:0/energy_uj'
local CORE_PATH = '/sys/class/powercap/intel-rapl:0:0/energy_uj'
local IGPU_PATH = '/sys/class/powercap/intel-rapl:0:1/energy_uj'
local DRAM_PATH = '/sys/class/powercap/intel-rapl:0:2/energy_uj'
local PKG0_PREV_CNT = util.read_file(PKG0_PATH, nil, '*n')
local CORE_PREV_CNT = util.read_file(CORE_PATH, nil, '*n')
local IGPU_PREV_CNT = util.read_file(IGPU_PATH, nil, '*n')
local DRAM_PREV_CNT = util.read_file(DRAM_PATH, nil, '*n')
local __update = function(cr, update_frequency, ac_active)
local pkg0_cnt = util.read_file(PKG0_PATH, nil, '*n')
local core_cnt = util.read_file(CORE_PATH, nil, '*n')
local igpu_cnt = util.read_file(IGPU_PATH, nil, '*n')
local dram_cnt = util.read_file(DRAM_PATH, nil, '*n')
TextColumn.set(pp01.values, cr, 1, util.precision_round_to_string(
__calculate_power(cr, CORE_PREV_CNT, core_cnt, update_frequency), 3))
TextColumn.set(pp01.values, cr, 2, util.precision_round_to_string(
__calculate_power(cr, IGPU_PREV_CNT, igpu_cnt, update_frequency), 3))
local pkg0_power = __calculate_power(cr, PKG0_PREV_CNT, pkg0_cnt, update_frequency)
local dram_power = __calculate_power(cr, DRAM_PREV_CNT, dram_cnt, update_frequency)
Text.set(pkg0.value, cr, util.precision_round_to_string(pkg0_power, 3))
ScalePlot.update(pkg0.plot, cr, pkg0_power)
Text.set(dram.value, cr, util.precision_round_to_string(dram_power, 3))
ScalePlot.update(dram.plot, cr, dram_power)
PKG0_PREV_CNT = pkg0_cnt
CORE_PREV_CNT = core_cnt
IGPU_PREV_CNT = igpu_cnt
DRAM_PREV_CNT = dram_cnt
if ac_active then
Text.set(battery_draw.value, cr, 'A / C')
ScalePlot.update(battery_draw.plot, cr, 0)
else
local current = util.read_file('/sys/class/power_supply/BAT0/current_now', nil, '*n')
local voltage = util.read_file('/sys/class/power_supply/BAT0/voltage_now', nil, '*n')
local power = current * voltage * 0.000000000001
Text.set(battery_draw.value, cr, util.precision_round_to_string(power, 3)..' W')
ScalePlot.update(battery_draw.plot, cr, power)
end
end
local draw = function(cr, current_interface, update_frequency, ac_active)
__update(cr, update_frequency, ac_active)
if current_interface == 0 then
Text.draw(header.text, cr)
Line.draw(header.underline, cr)
TextColumn.draw(pp01.labels, cr)
TextColumn.draw(pp01.values, cr)
Line.draw(separator, cr)
Text.draw(pkg0.label, cr)
Text.draw(pkg0.value, cr)
ScalePlot.draw(pkg0.plot, cr)
Text.draw(dram.label, cr)
Text.draw(dram.value, cr)
ScalePlot.draw(dram.plot, cr)
Text.draw(battery_draw.label, cr)
Text.draw(battery_draw.value, cr)
ScalePlot.draw(battery_draw.plot, cr)
end
end
return draw