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[oden] Memoize textures by path

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This commit is contained in:
John Doty 2023-08-19 21:16:11 -07:00
parent 043a3ee183
commit c7ea93f972
1 changed files with 10 additions and 3 deletions
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13
src/assets.ts
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@ -1,7 +1,14 @@
import * as io from "./io.ts"; import * as io from "./io.ts";
import * as gfx from "./graphics.ts"; import * as gfx from "./graphics.ts";
export async function load_texture(path: string): Promise<gfx.Texture> { const LOADED_TEXTURES = new Map<string, Promise<gfx.Texture>>();
const buffer = await io.load(path);
return gfx.create_texture(buffer, path); export function load_texture(path: string): Promise<gfx.Texture> {
let promise = LOADED_TEXTURES.get(path);
if (!promise) {
promise = io.load(path).then((buffer) => gfx.create_texture(buffer, path));
LOADED_TEXTURES.set(path, promise);
}
return promise;
} }