WasmGPU.createHeapArena().allocU32¶
Summary¶
WasmGPU.createHeapArena().allocU32 allocates uint32 storage from an arena as a WasmSlice<Uint32Array>.
Use this for persistent integer metadata within a controlled arena lifetime.
Syntax¶
WasmGPU.createHeapArena().allocU32(len: number): WasmSlice<Uint32Array>
const slice = arena.allocU32(len);
Parameters¶
| Name | Type | Required | Description |
|---|---|---|---|
len |
number |
Yes | Number of uint32 elements. |
Returns¶
WasmSlice<Uint32Array> - Arena-scoped uint32 slice.
Example¶
const canvas = document.querySelector("canvas");
const wgpu = await WasmGPU.create(canvas);
const arena = wgpu.createHeapArena(512 * 1024);
const ids = arena.allocU32(128);
ids.write([10, 20, 30, 40]);
console.log(ids.view()[1]);