@javelin/net
Version:
Networking protocol and utilities for Javelin ECS.
53 lines • 2.25 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.encode = void 0;
const Pack = __importStar(require("@javelin/pack"));
const message_op_1 = require("./message_op");
function encodePart(dataView, part, cursor) {
Pack.write(dataView, Pack.uint8, cursor, part.kind);
Pack.write(dataView, Pack.uint32, cursor, part.byteLength);
for (let i = 0; i < part.ops.length; i++) {
const { data, view } = part.ops[i];
for (let j = 0; j < data.length; j++) {
const dataElement = data[j];
const viewElement = view[j];
if (viewElement === message_op_1.$buffer) {
const byteLength = dataElement.byteLength;
new Uint8Array(dataView.buffer, 0, dataView.buffer.byteLength).set(new Uint8Array(dataElement), cursor.offset);
cursor.offset += byteLength;
}
else {
Pack.write(dataView, viewElement, cursor, dataElement);
}
}
}
}
function encode(message) {
const buffer = new ArrayBuffer(message.byteLength);
const view = new DataView(buffer);
const cursor = { offset: 0 };
// message.parts is sparse so we use forEach to skip empty elements
message.parts.forEach(part => encodePart(view, part, cursor));
return buffer;
}
exports.encode = encode;
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