WasmGPU.compute.kernels.copyF32¶
Summary¶
WasmGPU.compute.kernels.copyF32 copies f32 elements from a source buffer into an output storage buffer.
If src is a StorageBuffer, element count is inferred unless overridden.
If src is not a StorageBuffer, opts.count is required.
Use this to materialize typed float outputs for downstream kernels or readback.
Syntax¶
WasmGPU.compute.kernels.copyF32(src: BufferResource, opts?: CopyOptions): StorageBuffer
const out = wgpu.compute.kernels.copyF32(src, opts);
Parameters¶
| Name | Type | Required | Description |
|---|---|---|---|
src |
BufferResource |
Yes | Source buffer with float data. |
opts |
CopyOptions |
No | Optional copy settings (count, out, and dispatch controls). |
Returns¶
StorageBuffer - Output storage buffer containing copied f32 values.
Type Details¶
type BufferResource = GPUBuffer | StorageBuffer | UniformBuffer;
type CopyOptions = {
encoder?: GPUCommandEncoder;
label?: string;
validateLimits?: boolean;
count?: number;
out?: StorageBuffer;
};
Example¶
const canvas = document.querySelector("canvas");
const wgpu = await WasmGPU.create(canvas);
const src = wgpu.compute.createStorageBuffer({ data: new Float32Array([1.25, 2.5, 5]), copySrc: true });
const out = wgpu.compute.kernels.copyF32(src);
const copied = await wgpu.compute.readback.readF32(out);
console.log(Array.from(copied));