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Fix ~1 second delay opening new document in Chrome by correctly setting willReadFrequently (#2962) 

* Fix ~1 second delay opening new document in Chrome by correctly setting willReadFrequently

* Use willReadFrequently in a couple more places
This commit is contained in:
Keavon Chambers 2025-07-31 02:49:16 -07:00 committed by GitHub
parent abab145d65
commit 07802204f2
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3 changed files with 4 additions and 4 deletions
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4
frontend/src/components/panels/Document.svelte
View File

@ -241,8 +241,8 @@
`.trim();
if (!rasterizedCanvas) {
rasterizedCanvas = await rasterizeSVGCanvas(svg, width * dpiFactor, height * dpiFactor, "image/png");
rasterizedContext = rasterizedCanvas.getContext("2d") || undefined;
rasterizedCanvas = await rasterizeSVGCanvas(svg, width * dpiFactor, height * dpiFactor);
rasterizedContext = rasterizedCanvas.getContext("2d", { willReadFrequently: true }) || undefined;
}
if (!rasterizedContext) return undefined;

2
frontend/src/messages.ts
View File

@ -516,7 +516,7 @@ export class Color {
const canvas = document.createElement("canvas");
canvas.width = 1;
canvas.height = 1;
const context = canvas.getContext("2d");
const context = canvas.getContext("2d", { willReadFrequently: true });
if (!context) return undefined;
context.clearRect(0, 0, 1, 1);

2
frontend/src/utility-functions/rasterization.ts
View File

@ -93,7 +93,7 @@ export async function imageToCanvasContext(imageData: ImageBitmapSource): Promis
canvas.width = width;
canvas.height = height;
const context = canvas.getContext("2d");
const context = canvas.getContext("2d", { willReadFrequently: true });
if (!context) throw new Error("Could not create canvas context");
context.drawImage(image, 0, 0, image.width, image.height, 0, 0, width, height);