mirror of
https://github.com/Terncode/pixel.horse.git
synced 2026-09-25 06:05:52 +02:00
Archive commit
This commit is contained in:
Erik McClure
@@ -0,0 +1,242 @@
|
||||
import { random } from 'lodash';
|
||||
import { ServerEntity, ServerRegion, EntityUpdateBase, ServerMap } from './serverInterfaces';
|
||||
import { TileType, EntityFlags, UpdateFlags, canWalk } from '../common/interfaces';
|
||||
import { compressTiles } from '../common/compress';
|
||||
import { rect, withBorder, withPadding } from '../common/rect';
|
||||
import {
|
||||
REGION_BORDER, tileHeight, tileWidth, REGION_SIZE, TILES_RESTORE_MIN_SEC, TILES_RESTORE_MAX_SEC
|
||||
} from '../common/constants';
|
||||
import { rectToScreen } from '../common/positionUtils';
|
||||
import { removeItem, hasFlag } from '../common/utils';
|
||||
import { canCollideWith } from '../common/collision';
|
||||
import { invalidateRegionsCollider, getRegionTile } from '../common/region';
|
||||
import { setColliderDirty, setTilesDirty } from '../common/worldMap';
|
||||
|
||||
const subscribeBoundsBottomPad = 3;
|
||||
|
||||
const randoms = new Uint8Array(REGION_SIZE * REGION_SIZE);
|
||||
|
||||
export function createServerRegion(x: number, y: number, defaultTile = TileType.Dirt): ServerRegion {
|
||||
const bounds = rect(x * REGION_SIZE, y * REGION_SIZE, REGION_SIZE, REGION_SIZE);
|
||||
const tiles = new Uint8Array(REGION_SIZE * REGION_SIZE);
|
||||
const tileIndices = new Int16Array(REGION_SIZE * REGION_SIZE);
|
||||
const collider = new Uint8Array(REGION_SIZE * REGION_SIZE * tileWidth * tileHeight);
|
||||
|
||||
tileIndices.fill(-1);
|
||||
|
||||
if (defaultTile !== 0) {
|
||||
for (let i = 0; i < tiles.length; i++) {
|
||||
tiles[i] = defaultTile;
|
||||
}
|
||||
}
|
||||
|
||||
return {
|
||||
x, y,
|
||||
entityUpdates: [],
|
||||
entityRemoves: [],
|
||||
tileUpdates: [],
|
||||
clients: [],
|
||||
entities: [],
|
||||
movables: [],
|
||||
colliders: [],
|
||||
collider,
|
||||
colliderDirty: true,
|
||||
randoms,
|
||||
tiles,
|
||||
tileIndices,
|
||||
tilesDirty: true,
|
||||
tilesSnapshot: undefined,
|
||||
tilesTimeouts: undefined,
|
||||
encodedTiles: undefined,
|
||||
reusedUpdates: 0,
|
||||
bounds,
|
||||
boundsWithBorder: withBorder(bounds, REGION_BORDER),
|
||||
subscribeBounds: rectToScreen(withPadding(
|
||||
bounds, REGION_SIZE, REGION_SIZE, REGION_SIZE + subscribeBoundsBottomPad, REGION_SIZE)),
|
||||
unsubscribeBounds: rectToScreen(withPadding(
|
||||
bounds, REGION_SIZE + 1, REGION_SIZE + 1, REGION_SIZE + subscribeBoundsBottomPad + 1, REGION_SIZE + 1)),
|
||||
};
|
||||
}
|
||||
|
||||
export function cloneServerRegion(region: ServerRegion): ServerRegion {
|
||||
const tiles = new Uint8Array(REGION_SIZE * REGION_SIZE);
|
||||
tiles.set(region.tiles);
|
||||
|
||||
return {
|
||||
x: region.x,
|
||||
y: region.y,
|
||||
entityUpdates: [],
|
||||
entityRemoves: [],
|
||||
tileUpdates: [],
|
||||
clients: [],
|
||||
entities: [],
|
||||
movables: [],
|
||||
colliders: [],
|
||||
collider: region.collider,
|
||||
colliderDirty: false,
|
||||
randoms,
|
||||
tiles,
|
||||
tileIndices: region.tileIndices,
|
||||
tilesDirty: false,
|
||||
tilesSnapshot: undefined,
|
||||
tilesTimeouts: undefined,
|
||||
encodedTiles: region.encodedTiles,
|
||||
reusedUpdates: 0,
|
||||
bounds: region.bounds,
|
||||
boundsWithBorder: region.boundsWithBorder,
|
||||
subscribeBounds: region.subscribeBounds,
|
||||
unsubscribeBounds: region.unsubscribeBounds,
|
||||
};
|
||||
}
|
||||
|
||||
export function getSizeOfRegion(region: ServerRegion) {
|
||||
let size = region.tiles.byteLength;
|
||||
size += region.tileIndices.byteLength;
|
||||
size += region.tilesSnapshot ? region.tilesSnapshot.byteLength : 0;
|
||||
size += region.tilesTimeouts ? region.tilesTimeouts.byteLength : 0;
|
||||
size += region.encodedTiles ? region.encodedTiles.byteLength : 0;
|
||||
size += region.collider ? region.collider.byteLength : 0;
|
||||
return size;
|
||||
}
|
||||
|
||||
export function addEntityToRegion(region: ServerRegion, entity: ServerEntity, map: ServerMap) {
|
||||
region.entities.push(entity);
|
||||
|
||||
if (canCollideWith(entity)) {
|
||||
region.colliders.push(entity);
|
||||
invalidateRegionsCollider(region, map);
|
||||
}
|
||||
|
||||
if (hasFlag(entity.flags, EntityFlags.Movable)) {
|
||||
region.movables.push(entity);
|
||||
}
|
||||
}
|
||||
|
||||
export function removeEntityFromRegion(region: ServerRegion, entity: ServerEntity, map: ServerMap) {
|
||||
const removed = removeItem(region.entities, entity);
|
||||
|
||||
if (canCollideWith(entity)) {
|
||||
removeItem(region.colliders, entity);
|
||||
invalidateRegionsCollider(region, map);
|
||||
}
|
||||
|
||||
removeItem(region.movables, entity);
|
||||
return removed;
|
||||
}
|
||||
|
||||
export function pushUpdateEntityToRegion(region: ServerRegion, update: EntityUpdateBase) {
|
||||
const index = findUpdate(region, update.entity);
|
||||
|
||||
if (index === -1) {
|
||||
region.entityUpdates.push({ x: 0, y: 0, vx: 0, vy: 0, action: 0, playerState: 0, options: undefined, ...update });
|
||||
} else {
|
||||
region.reusedUpdates++;
|
||||
const existing = region.entityUpdates[index];
|
||||
existing.flags |= update.flags;
|
||||
|
||||
if (hasFlag(update.flags, UpdateFlags.Position)) {
|
||||
const { x = 0, y = 0, vx = 0, vy = 0 } = update;
|
||||
existing.x = x;
|
||||
existing.y = y;
|
||||
existing.vx = vx;
|
||||
existing.vy = vy;
|
||||
}
|
||||
|
||||
if (hasFlag(update.flags, UpdateFlags.Options)) {
|
||||
existing.options = { ...existing.options, ...update.options };
|
||||
}
|
||||
|
||||
if (hasFlag(update.flags, UpdateFlags.PlayerState)) {
|
||||
existing.playerState = update.playerState!;
|
||||
}
|
||||
|
||||
if (hasFlag(update.flags, UpdateFlags.Action)) {
|
||||
existing.action = update.action!;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export function pushRemoveEntityToRegion(region: ServerRegion, entity: ServerEntity) {
|
||||
region.entityRemoves.push(entity.id);
|
||||
}
|
||||
|
||||
export function setRegionTile(map: ServerMap, region: ServerRegion, x: number, y: number, type: TileType, skipRestore = false) {
|
||||
const old = getRegionTile(region, x, y);
|
||||
|
||||
if (type === old)
|
||||
return;
|
||||
|
||||
const index = x | (y << 3);
|
||||
region.tiles[index] = type;
|
||||
region.tileUpdates.push({ x, y, type: type });
|
||||
region.encodedTiles = undefined;
|
||||
|
||||
if (region.tilesTimeouts && !skipRestore) {
|
||||
region.tilesTimeouts[index] = random(TILES_RESTORE_MIN_SEC, TILES_RESTORE_MAX_SEC);
|
||||
}
|
||||
|
||||
if (canWalk(old) !== canWalk(type)) {
|
||||
setTilesDirty(map, region.x * REGION_SIZE + x - 1, region.y * REGION_SIZE + y - 1, 3, 3);
|
||||
setColliderDirty(map, region, x, y);
|
||||
}
|
||||
}
|
||||
|
||||
export function resetRegionUpdates(region: ServerRegion) {
|
||||
region.entityUpdates.length = 0;
|
||||
region.entityRemoves.length = 0;
|
||||
region.tileUpdates.length = 0;
|
||||
region.reusedUpdates = 0;
|
||||
}
|
||||
|
||||
export function snapshotRegionTiles(region: ServerRegion) {
|
||||
region.tilesSnapshot = region.tiles.slice();
|
||||
region.tilesTimeouts = new Uint8Array(region.tiles.length);
|
||||
}
|
||||
|
||||
export function getRegionTiles(region: ServerRegion) {
|
||||
if (region.encodedTiles === undefined) {
|
||||
region.encodedTiles = compressTiles(region.tiles);
|
||||
}
|
||||
|
||||
return region.encodedTiles;
|
||||
}
|
||||
|
||||
export function resetTiles(map: ServerMap, region: ServerRegion) {
|
||||
if (region.tilesSnapshot && region.tilesTimeouts) {
|
||||
for (let i = 0; i < region.tilesTimeouts.length; i++) {
|
||||
region.tilesTimeouts[i] = 0;
|
||||
|
||||
if (region.tiles[i] !== region.tilesSnapshot[i]) {
|
||||
const x = i % REGION_SIZE;
|
||||
const y = Math.floor(i / REGION_SIZE);
|
||||
setRegionTile(map, region, x, y, region.tilesSnapshot[i], true);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export function tickTilesRestoration(map: ServerMap, region: ServerRegion) {
|
||||
if (region.tilesSnapshot && region.tilesTimeouts) {
|
||||
for (let i = 0; i < region.tilesTimeouts.length; i++) {
|
||||
if (region.tilesTimeouts[i] > 0) {
|
||||
region.tilesTimeouts[i]--;
|
||||
|
||||
if (region.tilesTimeouts[i] === 0 && region.tiles[i] !== region.tilesSnapshot[i]) {
|
||||
const x = i % REGION_SIZE;
|
||||
const y = Math.floor(i / REGION_SIZE);
|
||||
setRegionTile(map, region, x, y, region.tilesSnapshot[i], true);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function findUpdate({ entityUpdates }: ServerRegion, entity: ServerEntity) {
|
||||
for (let i = 0; i < entityUpdates.length; i++) {
|
||||
if (entityUpdates[i].entity === entity) {
|
||||
return i;
|
||||
}
|
||||
}
|
||||
|
||||
return -1;
|
||||
}
|
||||
Reference in New Issue
Block a user