Add cpu usage for every core

This commit is contained in:
Darkclainer 2021-09-19 13:41:59 +03:00
parent cee08eccd1
commit 6e5a0bc80a
3 changed files with 55 additions and 18 deletions

View File

@ -19,11 +19,11 @@ class Cpu : public ALabel {
auto update() -> void; auto update() -> void;
private: private:
double getCpuLoad(); double getCpuLoad();
std::tuple<uint16_t, std::string> getCpuUsage(); std::tuple<std::vector<uint16_t>, std::string> getCpuUsage();
std::tuple<float, float, float> getCpuFrequency(); std::tuple<float, float, float> getCpuFrequency();
std::vector<std::tuple<size_t, size_t>> parseCpuinfo(); std::vector<std::tuple<size_t, size_t>> parseCpuinfo();
std::vector<float> parseCpuFrequencies(); std::vector<float> parseCpuFrequencies();
std::vector<std::tuple<size_t, size_t>> prev_times_; std::vector<std::tuple<size_t, size_t>> prev_times_;

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@ -82,7 +82,9 @@ The *cpu* module displays the current cpu utilization.
*{load}*: Current cpu load. *{load}*: Current cpu load.
*{usage}*: Current cpu usage. *{usage}*: Current overall cpu usage.
*{usage*{n}*}*: Current cpu core n usage. Cores are numbered from zero, so first core will be {usage0} and 4th will be {usage3}.
*{avg_frequency}*: Current cpu average frequency (based on all cores) in GHz. *{avg_frequency}*: Current cpu average frequency (based on all cores) in GHz.
@ -90,7 +92,13 @@ The *cpu* module displays the current cpu utilization.
*{min_frequency}*: Current cpu min frequency (based on the core with the lowest frequency) in GHz. *{min_frequency}*: Current cpu min frequency (based on the core with the lowest frequency) in GHz.
# EXAMPLE *{icon}*: Icon for overall cpu usage.
*{icon*{n}*}*: Icon for cpu core n usage. Use like {icon0}.
# EXAMPLES
Basic configuration:
``` ```
"cpu": { "cpu": {
@ -100,6 +108,16 @@ The *cpu* module displays the current cpu utilization.
} }
``` ```
Cpu usage per core rendered as icons:
```
"cpu": {
"interval": 1,
"format": "{icon0}{icon1}{icon2}{icon3} {usage:>2}% ",
"format-icons": ["▁", "▂", "▃", "▄", "▅", "▆", "▇", "█"],
},
```
# STYLE # STYLE
- *#cpu* - *#cpu*

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@ -1,5 +1,14 @@
#include "modules/cpu.hpp" #include "modules/cpu.hpp"
// In the 80000 version of fmt library authors decided to optimize imports
// and moved declarations required for fmt::dynamic_format_arg_store in new
// header fmt/args.h
#if (FMT_VERSION >= 80000)
#include <fmt/args.h>
#else
#include <fmt/core.h>
#endif
waybar::modules::Cpu::Cpu(const std::string& id, const Json::Value& config) waybar::modules::Cpu::Cpu(const std::string& id, const Json::Value& config)
: ALabel(config, "cpu", id, "{usage}%", 10) { : ALabel(config, "cpu", id, "{usage}%", 10) {
thread_ = [this] { thread_ = [this] {
@ -17,7 +26,8 @@ auto waybar::modules::Cpu::update() -> void {
label_.set_tooltip_text(tooltip); label_.set_tooltip_text(tooltip);
} }
auto format = format_; auto format = format_;
auto state = getState(cpu_usage); auto total_usage = cpu_usage.empty() ? 0 : cpu_usage[0];
auto state = getState(total_usage);
if (!state.empty() && config_["format-" + state].isString()) { if (!state.empty() && config_["format-" + state].isString()) {
format = config_["format-" + state].asString(); format = config_["format-" + state].asString();
} }
@ -27,13 +37,22 @@ auto waybar::modules::Cpu::update() -> void {
} else { } else {
event_box_.show(); event_box_.show();
auto icons = std::vector<std::string>{state}; auto icons = std::vector<std::string>{state};
label_.set_markup(fmt::format(format, fmt::dynamic_format_arg_store<fmt::format_context> store;
fmt::arg("load", cpu_load), store.push_back(fmt::arg("load", cpu_load));
fmt::arg("usage", cpu_usage), store.push_back(fmt::arg("load", cpu_load));
fmt::arg("icon", getIcon(cpu_usage, icons)), store.push_back(fmt::arg("usage", total_usage));
fmt::arg("max_frequency", max_frequency), store.push_back(fmt::arg("icon", getIcon(total_usage, icons)));
fmt::arg("min_frequency", min_frequency), store.push_back(fmt::arg("max_frequency", max_frequency));
fmt::arg("avg_frequency", avg_frequency))); store.push_back(fmt::arg("min_frequency", min_frequency));
store.push_back(fmt::arg("avg_frequency", avg_frequency));
for (size_t i = 1; i < cpu_usage.size(); ++i) {
auto core_i = i - 1;
auto core_format = fmt::format("usage{}", core_i);
store.push_back(fmt::arg(core_format.c_str(), cpu_usage[i]));
auto icon_format = fmt::format("icon{}", core_i);
store.push_back(fmt::arg(icon_format.c_str(), getIcon(cpu_usage[i], icons)));
}
label_.set_markup(fmt::vformat(format, store));
} }
// Call parent update // Call parent update
@ -48,14 +67,14 @@ double waybar::modules::Cpu::getCpuLoad() {
throw std::runtime_error("Can't get Cpu load"); throw std::runtime_error("Can't get Cpu load");
} }
std::tuple<uint16_t, std::string> waybar::modules::Cpu::getCpuUsage() { std::tuple<std::vector<uint16_t>, std::string> waybar::modules::Cpu::getCpuUsage() {
if (prev_times_.empty()) { if (prev_times_.empty()) {
prev_times_ = parseCpuinfo(); prev_times_ = parseCpuinfo();
std::this_thread::sleep_for(std::chrono::milliseconds(100)); std::this_thread::sleep_for(std::chrono::milliseconds(100));
} }
std::vector<std::tuple<size_t, size_t>> curr_times = parseCpuinfo(); std::vector<std::tuple<size_t, size_t>> curr_times = parseCpuinfo();
std::string tooltip; std::string tooltip;
uint16_t usage = 0; std::vector<uint16_t> usage;
for (size_t i = 0; i < curr_times.size(); ++i) { for (size_t i = 0; i < curr_times.size(); ++i) {
auto [curr_idle, curr_total] = curr_times[i]; auto [curr_idle, curr_total] = curr_times[i];
auto [prev_idle, prev_total] = prev_times_[i]; auto [prev_idle, prev_total] = prev_times_[i];
@ -63,11 +82,11 @@ std::tuple<uint16_t, std::string> waybar::modules::Cpu::getCpuUsage() {
const float delta_total = curr_total - prev_total; const float delta_total = curr_total - prev_total;
uint16_t tmp = 100 * (1 - delta_idle / delta_total); uint16_t tmp = 100 * (1 - delta_idle / delta_total);
if (i == 0) { if (i == 0) {
usage = tmp;
tooltip = fmt::format("Total: {}%", tmp); tooltip = fmt::format("Total: {}%", tmp);
} else { } else {
tooltip = tooltip + fmt::format("\nCore{}: {}%", i - 1, tmp); tooltip = tooltip + fmt::format("\nCore{}: {}%", i - 1, tmp);
} }
usage.push_back(tmp);
} }
prev_times_ = curr_times; prev_times_ = curr_times;
return {usage, tooltip}; return {usage, tooltip};