1/// <reference path="embind.d.ts" /> 2/// <reference path="public_api.d.ts" /> 3// eslint-disable-next-line @typescript-eslint/no-unused-vars 4namespace memory { 5 declare const Module: embind.EmbindModule; 6 export const nullptr = 0; 7 8 export const copy1dArray = (arr: number[] | public_api.TypedArray | null, 9 dest: Heaps, ptr?: number): number => { 10 if (!arr || !arr.length) { 11 return nullptr; 12 } 13 const bytesPerElement = Module[dest].BYTES_PER_ELEMENT; 14 ptr ||= Module._malloc(arr.length * bytesPerElement); 15 Module[dest].set(arr, ptr / bytesPerElement); 16 return ptr; 17 }; 18 19 export const freeIfNecessary = (ptr: number, arr: any[] | public_api.TypedArray): void => { 20 if (arr && !(arr as any)._ck) { 21 Module._free(ptr); 22 } 23 }; 24 25 // Recommended over enums by Effective Typescript pg 197. 26 export type Heaps = 'HEAPF32' | 'HEAPU8' | 'HEAPU16' | 'HEAPU32' | 'HEAP8' | 'HEAP16' | 'HEAP32'; 27} 28