Entities.js

// Generated by CoffeeScript 2.5.1
var Entities;

import * as THREE from 'three';

Entities = class Entities {
  constructor(game) {
    this.game = game;
    this.mobMaterial = new THREE.MeshStandardMaterial({
      color: new THREE.Color("red")
    });
    this.mobGeometry = new THREE.BoxGeometry(1, 1, 1);
    this.mobMaxCount = 200;
    this.mobMesh = new THREE.InstancedMesh(this.mobGeometry, this.mobMaterial, this.mobMaxCount);
    this.mobMesh.instanceMatrix.setUsage(THREE.DynamicDrawUsage);
    this.game.scene.add(this.mobMesh);
    this.playerMaterial = new THREE.MeshStandardMaterial({
      color: new THREE.Color("blue")
    });
    this.playerGeometry = new THREE.BoxGeometry(1, 1, 1);
    this.playerMaxCount = 200;
    this.playerMesh = new THREE.InstancedMesh(this.playerGeometry, this.playerMaterial, this.playerMaxCount);
    this.playerMesh.instanceMatrix.setUsage(THREE.DynamicDrawUsage);
    this.game.scene.add(this.playerMesh);
    this.dummy = new THREE.Object3D();
    return;
  }

  update(entities) {
    var i, num_mobs, num_players, offset;
    offset = [-0.5, 16, -0.5];
    num_mobs = 0;
    for (i in entities.mobs) {
      num_mobs++;
    }
    this.mobMesh.count = num_mobs;
    num_mobs = 0;
    for (i in entities.mobs) {
      this.dummy.position.set(entities.mobs[i][0] + offset[0], entities.mobs[i][1] + offset[1], entities.mobs[i][2] + offset[2]);
      this.dummy.updateMatrix();
      this.mobMesh.setMatrixAt(num_mobs++, this.dummy.matrix);
    }
    this.mobMesh.instanceMatrix.needsUpdate = true;
    num_players = 0;
    for (i in entities.players) {
      if (entities.players[i][0] !== this.game.nick) {
        num_players++;
      }
    }
    this.playerMesh.count = num_players;
    num_players = 0;
    for (i in entities.players) {
      if (entities.players[i][0] !== this.game.nick) {
        this.dummy.position.set(entities.players[i][1] + offset[0], entities.players[i][2] + offset[1], entities.players[i][3] + offset[2]);
        this.dummy.updateMatrix();
        this.playerMesh.setMatrixAt(num_players++, this.dummy.matrix);
      }
    }
    this.playerMesh.instanceMatrix.needsUpdate = true;
  }

};

export {
  Entities
};