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DataMaterial.setData

Summary

DataMaterial.setData updates data state on this DataMaterial and marks dependent GPU data for refresh.

Syntax

DataMaterial.setData(data: Float32Array, opts: { keepCPUData?: boolean } = {}): void
material.setData(data, opts);

Parameters

Name Type Required Description
data Float32Array Yes Packed numeric data consumed by this API.
opts { keepCPUData?: boolean } = {} Yes Optional configuration object that customizes behavior for this call.

Returns

void - No return value. The call applies side effects to runtime state and/or GPU resources.

Type Details

SetDataopts

type SetDataopts = {

    keepCPUData?: boolean;

};

SetDataopts Fields

Name Type Required Description
keepCPUData boolean No When true, CPU arrays are retained after upload.

Example

const canvas = document.querySelector("canvas");
const wgpu = await WasmGPU.create(canvas);

const material = wgpu.material.data({ data: new Float32Array([0.2, 0.4, 0.7, 1.0]), scaleTransform: { mode: "linear", domainMin: 0, domainMax: 1 }, colormap: "viridis" });
const data = new Float32Array([0, 0, 0, 0.1, 1, 0, 0, 0.8]);
const opts = { keepCPUData: true };
material.setData(data, opts);
console.log("updated");

See Also