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Applets: Reworked how the Applet update event is handled.

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Applets are now cleaned up in AppletUpdateEvent after calling their respective Update method.
This commit is contained in:
Subv 2015-05-27 15:21:06 -05:00
parent 621ee10eae
commit 725d5eea78
7 changed files with 61 additions and 35 deletions
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36
src/core/hle/applets/applet.cpp
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@ -31,9 +31,8 @@ namespace Applets {
static std::unordered_map<Service::APT::AppletId, std::shared_ptr<Applet>> applets;
static u32 applet_update_event = -1; ///< The CoreTiming event identifier for the Applet update callback.
/// The interval at which the Applet update callback will be called.
static const u64 applet_update_interval_microseconds = 16666;
std::shared_ptr<Applet> g_current_applet = nullptr; ///< The applet that is currently executing
/// The interval at which the Applet update callback will be called, 16.6ms
static const u64 applet_update_interval_us = 16666;
ResultCode Applet::Create(Service::APT::AppletId id) {
switch (id) {
@ -57,21 +56,38 @@ std::shared_ptr<Applet> Applet::Get(Service::APT::AppletId id) {
}
/// Handles updating the current Applet every time it's called.
static void AppletUpdateEvent(u64, int cycles_late) {
if (g_current_applet && g_current_applet->IsRunning())
g_current_applet->Update();
static void AppletUpdateEvent(u64 applet_id, int cycles_late) {
Service::APT::AppletId id = static_cast<Service::APT::AppletId>(applet_id);
std::shared_ptr<Applet> applet = Applet::Get(id);
ASSERT_MSG(applet != nullptr, "Applet doesn't exist! applet_id=%08X", id);
CoreTiming::ScheduleEvent(usToCycles(applet_update_interval) - cycles_late,
applet_update_event);
applet->Update();
// If the applet is still running after the last update, reschedule the event
if (applet->IsRunning()) {
CoreTiming::ScheduleEvent(usToCycles(applet_update_interval_us) - cycles_late,
applet_update_event, applet_id);
} else {
// Otherwise the applet has terminated, in which case we should clean it up
applets[id] = nullptr;
}
}
ResultCode Applet::Start(const Service::APT::AppletStartupParameter& parameter) {
ResultCode result = StartImpl(parameter);
if (result.IsError())
return result;
// Schedule the update event
CoreTiming::ScheduleEvent(usToCycles(applet_update_interval_us), applet_update_event, static_cast<u64>(id));
return result;
}
void Init() {
// Register the applet update callback
applet_update_event = CoreTiming::RegisterEvent("HLE Applet Update Event", AppletUpdateEvent);
CoreTiming::ScheduleEvent(usToCycles(applet_update_interval), applet_update_event);
}
void Shutdown() {
CoreTiming::UnscheduleEvent(applet_update_event, 0);
}
}