DelayNoMore/frontend/assets/scripts/OfflineMap.js

const i18n = require('LanguageData');
i18n.init(window.language); // languageID should be equal to the one we input in New Language ID input field

const OnlineMap = require('./Map');

cc.Class({
  extends: OnlineMap,

  onDestroy() {
    console.warn("+++++++ Map onDestroy()");
  },

  spawnPlayerNode(joinIndex, vx, vy, playerRichInfo) {
    const self = this;
    const newPlayerNode = cc.instantiate(self.controlledCharacterPrefab)
    const playerScriptIns = newPlayerNode.getComponent("ControlledCharacter");
    if (1 == joinIndex) {
      playerScriptIns.setSpecies("SoldierElf");
    } else if (2 == joinIndex) {
      playerScriptIns.setSpecies("SoldierFireGhost");
      playerScriptIns.animComp.node.scaleX = (-1.0);
    }
    const wpos = self.virtualGridToWorldPos(vx, vy);

    newPlayerNode.setPosition(cc.v2(wpos[0], wpos[1]));

    playerScriptIns.mapNode = self.node;
    const cpos = self.virtualGridToPlayerColliderPos(vx, vy, playerRichInfo);
    const d = playerRichInfo.colliderRadius * 2,
      x0 = cpos[0],
      y0 = cpos[1];
    let pts = [[0, 0], [d, 0], [d, d], [0, d]];

    const newPlayerCollider = self.collisionSys.createPolygon(x0, y0, pts);
    const collisionPlayerIndex = self.collisionPlayerIndexPrefix + joinIndex;
    self.collisionSysMap.set(collisionPlayerIndex, newPlayerCollider);

    safelyAddChild(self.node, newPlayerNode);
    setLocalZOrder(newPlayerNode, 5);

    newPlayerNode.active = true;
    playerScriptIns.scheduleNewDirection({
      dx: playerRichInfo.dir.dx,
      dy: playerRichInfo.dir.dy
    }, true);

    return [newPlayerNode, playerScriptIns];
  },

  onLoad() {
    const self = this;
    window.mapIns = self;

    cc.director.getCollisionManager().enabled = false;

    const mapNode = self.node;
    const canvasNode = mapNode.parent;

    self.mainCameraNode = self.canvasNode.getChildByName("Main Camera");
    self.mainCamera = self.mainCameraNode.getComponent(cc.Camera);
    for (let child of self.mainCameraNode.children) {
      child.setScale(1 / self.mainCamera.zoomRatio);
    }
    self.widgetsAboveAllNode = self.mainCameraNode.getChildByName("WidgetsAboveAll");
    self.mainCameraNode.setPosition(cc.v2());

    /** Init required prefab ended. */

    self.inputDelayFrames = 8;
    self.inputScaleFrames = 2;
    self.inputFrameUpsyncDelayTolerance = 2;

    self.rollbackEstimatedDt = 0.016667;
    self.rollbackEstimatedDtMillis = 16.667;
    self.rollbackEstimatedDtNanos = 16666666;
    self.maxChasingRenderFramesPerUpdate = 5;

    self.worldToVirtualGridRatio = 1000;
    self.virtualGridToWorldRatio = 1.0 / self.worldToVirtualGridRatio;

    const tiledMapIns = self.node.getComponent(cc.TiledMap);

    const fullPathOfTmxFile = cc.js.formatStr("map/%s/map", "dungeon");
    cc.loader.loadRes(fullPathOfTmxFile, cc.TiledMapAsset, (err, tmxAsset) => {
      if (null != err) {
        console.error(err);
        return;
      }

      tiledMapIns.tmxAsset = null;
      mapNode.removeAllChildren();
      self._resetCurrentMatch();

      tiledMapIns.tmxAsset = tmxAsset;
      const newMapSize = tiledMapIns.getMapSize();
      const newTileSize = tiledMapIns.getTileSize();
      self.node.setContentSize(newMapSize.width * newTileSize.width, newMapSize.height * newTileSize.height);
      self.node.setPosition(cc.v2(0, 0));

      let barrierIdCounter = 0;
      const boundaryObjs = tileCollisionManager.extractBoundaryObjects(self.node);
      for (let boundaryObj of boundaryObjs.barriers) {
        const x0 = boundaryObj.anchor.x,
          y0 = boundaryObj.anchor.y;

        const newBarrier = self.collisionSys.createPolygon(x0, y0, Array.from(boundaryObj, p => {
          return [p.x, p.y];
        }));

        if (self.showCriticalCoordinateLabels) {
          for (let i = 0; i < boundaryObj.length; ++i) {
            const barrierVertLabelNode = new cc.Node();
            switch (i % 4) {
              case 0:
                barrierVertLabelNode.color = cc.Color.RED;
                break;
              case 1:
                barrierVertLabelNode.color = cc.Color.GRAY;
                break;
              case 2:
                barrierVertLabelNode.color = cc.Color.BLACK;
                break;
              default:
                barrierVertLabelNode.color = cc.Color.MAGENTA;
                break;
            }
            const wx = boundaryObj.anchor.x + boundaryObj[i].x,
              wy = boundaryObj.anchor.y + boundaryObj[i].y;
            barrierVertLabelNode.setPosition(cc.v2(wx, wy));
            const barrierVertLabel = barrierVertLabelNode.addComponent(cc.Label);
            barrierVertLabel.fontSize = 12;
            barrierVertLabel.lineHeight = barrierVertLabel.fontSize + 1;
            barrierVertLabel.string = `(${wx.toFixed(1)}, ${wy.toFixed(1)})`;
            safelyAddChild(self.node, barrierVertLabelNode);
            setLocalZOrder(barrierVertLabelNode, 5);

            barrierVertLabelNode.active = true;
          }

        }
        // console.log("Created barrier: ", newBarrier);
        ++barrierIdCounter;
        const collisionBarrierIndex = (self.collisionBarrierIndexPrefix + barrierIdCounter);
        self.collisionSysMap.set(collisionBarrierIndex, newBarrier);
      }

      const startRdf = {
        id: window.MAGIC_ROOM_DOWNSYNC_FRAME_ID.BATTLE_START,
        players: {
          10: {
            id: 10,
            joinIndex: 1,
            virtualGridX: 0,
            virtualGridY: 0,
            speed: 2 * self.worldToVirtualGridRatio,
            dir: {
              dx: 0,
              dy: 0
            }
          },
        },
        playerMetas: {
          10: {
            colliderRadius: 12,
          },
        }
      };
      self.selfPlayerInfo = {
        id: 10
      };
      self._initPlayerRichInfoDict(startRdf.players, startRdf.playerMetas);
      self.onRoomDownsyncFrame(startRdf);

      self.battleState = ALL_BATTLE_STATES.IN_BATTLE;
    });

  },

  update(dt) {
    const self = this;
    if (ALL_BATTLE_STATES.IN_BATTLE == self.battleState) {
      const elapsedMillisSinceLastFrameIdTriggered = performance.now() - self.lastRenderFrameIdTriggeredAt;
      if (elapsedMillisSinceLastFrameIdTriggered < (self.rollbackEstimatedDtMillis)) {
        // console.debug("Avoiding too fast frame@renderFrameId=", self.renderFrameId, ": elapsedMillisSinceLastFrameIdTriggered=", elapsedMillisSinceLastFrameIdTriggered);
        return;
      }
      try {
        let st = performance.now();
        let prevSelfInput = null,
          currSelfInput = null;
        const noDelayInputFrameId = self._convertToInputFrameId(self.renderFrameId, 0); // It's important that "inputDelayFrames == 0" here 
        if (self.shouldGenerateInputFrameUpsync(self.renderFrameId)) {
          const prevAndCurrInputs = self._generateInputFrameUpsync(noDelayInputFrameId);
          prevSelfInput = prevAndCurrInputs[0];
          currSelfInput = prevAndCurrInputs[1];
        }

        const rdf = self.rollbackAndChase(self.renderFrameId, self.renderFrameId + 1, self.collisionSys, self.collisionSysMap, false);
        self.applyRoomDownsyncFrameDynamics(rdf);
        let t3 = performance.now();
      } catch (err) {
        console.error("Error during Map.update", err);
      } finally {
        ++self.renderFrameId; // [WARNING] It's important to increment the renderFrameId AFTER all the operations above!!!
      }
    }
  },
});