Coalesces browser frame notifications and invalidates callbacks across shutdown/restart. More...

#include <algorithm>
#include <array>
#include <atomic>
#include <cstdint>
#include <cstdlib>
#include <optional>

Include dependency graph for FrameCallbackAdmission.h:

Classes
struct	donner::editor::FrameAttemptStats
	Owner-thread counters; index zero is scheduled work and index one is an event frame. More...
class	donner::editor::FrameCallbackAdmission
	Start/stop and callback execution belong to the app thread; admission may run on another thread. More...
class	donner::editor::EventFrameWake
	Coalesces event-frame requests into at most one queued frame without losing a request. More...

Namespaces
namespace	donner
	Top-level Donner namespace, which is split into different sub-namespaces such as donner::svg and donner::css.

Functions
std::optional< double >	donner::editor::NextScheduledFrameDeadline (std::optional< double > previousDeadlineMs, std::optional< double > nextDeadlineMs, bool eventFrame)
	Preserve scheduled work across asynchronous event frames that cannot service an animation tick.

Detailed Description

Coalesces browser frame notifications and invalidates callbacks across shutdown/restart.

Function Documentation

std::optional< double > donner::editor::NextScheduledFrameDeadline	(	std::optional< double >	previousDeadlineMs,
		std::optional< double >	nextDeadlineMs,
		bool	eventFrame )

inline

Preserve scheduled work across asynchronous event frames that cannot service an animation tick.

Parameters

previousDeadlineMs	Deadline owed before this frame, on the host's monotonic clock.
nextDeadlineMs	Recomputed deadline after this frame, or no remaining idle work.
eventFrame	Whether this frame services an event rather than a scheduled tick.