variablelab/theatre
4
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Perf-gain: memoize the sequence editor panel's dims to avoid unnecessary re-renders

Browse source
This commit is contained in:
Aria Minaei 2022-07-12 11:56:28 +02:00 committed by Aria
parent 667f9d4fa2
commit bac27777c4
1 changed files with 11 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
theatre/studio/src/panels/BasePanel/BasePanel.tsx
View file

@ -1,4 +1,4 @@
import {val} from '@theatre/dataverse'
import {prism, val} from '@theatre/dataverse'
import {usePrism} from '@theatre/react'
import type {UIPanelId} from '@theatre/shared/utils/ids'
import type {$IntentionalAny, VoidFn} from '@theatre/shared/utils/types'
@ -108,13 +108,20 @@ const BasePanel: React.FC<{
const width = Math.max(right - left, minDims.width)
const height = Math.max(bottom - top, minDims.height)
const stuff: PanelStuff = {
dims: {
// memo-ing dims so its ref can be used as a cache key
const dims = prism.memo(
'dims',
() => ({
width,
left,
top,
height,
},
}),
[width, left, top, height],
)
const stuff: PanelStuff = {
dims: dims,
panelId,
minDims,
boundsHighlighted,