itk-wasm
Version:
High-performance spatial analysis in a web browser, Node.js, and reproducible execution across programming languages and hardware architectures.
74 lines • 2.29 kB
JavaScript
import IntTypes from './interface-types/int-types.js';
import FloatTypes from './interface-types/float-types.js';
function bufferToTypedArray(wasmType, buffer) {
let typedArray = null;
switch (wasmType) {
case IntTypes.UInt8: {
typedArray = new Uint8Array(buffer);
break;
}
case IntTypes.Int8: {
typedArray = new Int8Array(buffer);
break;
}
case IntTypes.UInt16: {
typedArray = new Uint16Array(buffer);
break;
}
case IntTypes.Int16: {
typedArray = new Int16Array(buffer);
break;
}
case IntTypes.UInt32: {
typedArray = new Uint32Array(buffer);
break;
}
case IntTypes.Int32: {
typedArray = new Int32Array(buffer);
break;
}
case IntTypes.UInt64: {
if (typeof globalThis.BigUint64Array === 'function') {
typedArray = new BigUint64Array(buffer);
}
else {
// Sub with reasonable default. Will get cast to Uint8Array when
// transferred to WebAssembly.
typedArray = new Uint8Array(buffer);
}
break;
}
case IntTypes.Int64: {
if (typeof globalThis.BigInt64Array === 'function') {
typedArray = new BigInt64Array(buffer);
}
else {
// Sub with reasonable default. Will get cast to Uint8Array when
// transferred to WebAssembly.
typedArray = new Uint8Array(buffer);
}
break;
}
case FloatTypes.Float32: {
typedArray = new Float32Array(buffer);
break;
}
case FloatTypes.Float64: {
typedArray = new Float64Array(buffer);
break;
}
case 'null': {
typedArray = null;
break;
}
case null: {
typedArray = null;
break;
}
default:
throw new Error('Type is not supported as a TypedArray');
}
return typedArray;
}
export default bufferToTypedArray;
//# sourceMappingURL=buffer-to-typed-array.js.map