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Histogram2D

presentar_terminal::perf_trace

Struct Histogram2D 

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pub struct Histogram2D { /* private fields */ }
Expand description

O(1) 2D histogram for heatmap data accumulation.

Fixed-grid 2D histogram for accumulating values in x,y space.

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impl Histogram2D

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pub fn new(x_min: f64, x_max: f64, y_min: f64, y_max: f64) -> Self

Create with x and y ranges

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pub fn for_latency_throughput() -> Self

Create for latency vs throughput (0-100ms, 0-1000 ops/s)

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pub fn for_cpu_memory() -> Self

Create for CPU vs Memory (0-100%)

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pub fn add(&mut self, x: f64, y: f64)

Add sample

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pub fn get(&self, xi: usize, yi: usize) -> u64

Get cell count

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pub fn density(&self, xi: usize, yi: usize) -> f64

Get cell density (percentage of total)

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pub fn max_count(&self) -> u64

Get max cell count

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pub fn hotspot(&self) -> (usize, usize)

Get hotspot (cell with max count)

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pub fn count(&self) -> u64

Get total sample count

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pub fn reset(&mut self)

Reset all cells

Trait Implementations§

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impl Clone for Histogram2D

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fn clone(&self) -> Histogram2D

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for Histogram2D

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

Formats the value using the given formatter. Read more
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impl Default for Histogram2D

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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impl<T> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

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impl<T, U> Into<U> for T
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fn into(self) -> U

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

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fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

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where Self: AsMut<U>, U: 'a + ?Sized, R: 'a,

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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

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fn tap(self, func: impl FnOnce(&Self)) -> Self

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fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

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where Self: Borrow<B>, B: ?Sized,

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fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

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type Owned = T

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Performs the conversion.