Struct FrameTimer 

pub struct FrameTimer { /* private fields */ }

Frame time tracker that measures per-frame GPU durations.

Implementations

impl FrameTimer

pub fn new(max_history: usize) -> Self

Create a new frame timer with the given history capacity.

pub fn begin_frame(&mut self)

Mark the start of a frame.

pub fn end_frame(&mut self) -> Option<Duration>

Mark the end of a frame, recording the duration.

pub fn last_frame_time(&self) -> Option<Duration>

Return the latest frame duration.

pub fn average_frame_time(&self) -> Option<Duration>

Return the average frame time over the history window.

pub fn current_fps(&self) -> Option<f64>

Return the current FPS based on average frame time.

pub fn total_frames(&self) -> u64

Return the total number of frames measured.

pub fn stats(&self) -> Option<TimingStats>

Return statistics over the history window.

pub fn clear(&mut self)

Clear the frame history.

pub fn history_len(&self) -> usize

Return the number of samples in the history.

Trait Implementations

impl Clone for FrameTimer

fn clone(&self) -> FrameTimer

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FrameTimer

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.