grind086

/**
 * Takes a pointer to a wasm `TypedArrayData` and returns an appropriate JavaScript `TypedArray`
 * @param ptr A pointer to a `TypedArrayData` struct
 * @param memory The `WebAssembly.Memory` buffer containing the pointer
 * @param useCapacity If true the returned array will have a length determined by the total allocated capacity instead
 * of the number of elements.
 */
export function pointerToTypedArray(ptr: number, buffer: ArrayBuffer, useCapacity = false) {
    const [structPtr, structLen, structCap, structKind] = new Uint32Array(buffer, ptr, 4);
    const arraySize = useCapacity ? structCap : structLen;