Source code
Revision control
Copy as Markdown
Other Tools
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "mozilla/ProfilerMarkers.h"
#include "mozilla/ProfilerState.h"
#include <Foundation/Foundation.h>
static nsLiteralCString ThermalStateToString(NSProcessInfoThermalState state) {
switch (state) {
case NSProcessInfoThermalStateNominal:
return "Nominal"_ns;
case NSProcessInfoThermalStateFair:
return "Fair"_ns;
case NSProcessInfoThermalStateSerious:
return "Serious"_ns;
case NSProcessInfoThermalStateCritical:
return "Critical"_ns;
default:
return "Unknown"_ns;
}
}
static void AddThermalStateMarker() {
NSProcessInfoThermalState state = [[NSProcessInfo processInfo] thermalState];
PROFILER_MARKER_TEXT(
"Thermal State", OTHER,
mozilla::MarkerOptions(mozilla::MarkerThreadId::MainThread()),
ThermalStateToString(state));
}
static id<NSObject> gThermalObserver = nil;
static void ThermalStateCallback(ProfilingState aProfilingState) {
if (aProfilingState == ProfilingState::Started) {
if (gThermalObserver) {
return; // Already registered
}
// Add marker for current thermal state
AddThermalStateMarker();
// Register for thermal state change notifications
gThermalObserver = [[NSNotificationCenter defaultCenter]
addObserverForName:NSProcessInfoThermalStateDidChangeNotification
object:nil
queue:nil
usingBlock:^(NSNotification* note) {
AddThermalStateMarker();
}];
} else if (aProfilingState == ProfilingState::Pausing) {
// Add marker but keep observer active
AddThermalStateMarker();
} else if (aProfilingState == ProfilingState::Stopping) {
if (!gThermalObserver) {
return;
}
// Add final marker for thermal state
AddThermalStateMarker();
[[NSNotificationCenter defaultCenter] removeObserver:gThermalObserver];
gThermalObserver = nil;
}
}
void profiler_register_thermal_state_observer() {
profiler_add_state_change_callback(
AllProfilingStates(),
[](ProfilingState aProfilingState) {
ThermalStateCallback(aProfilingState);
},
0);
}