sbs.cpp

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/*
        Scalable Building Simulator - Core
        The Skyscraper Project - Version 2.0
        Copyright (C)2004-2024 Ryan Thoryk
        https://www.skyscrapersim.net
        https://sourceforge.net/projects/skyscraper/
        Contact - ryan@skyscrapersim.net
 
        This program is free software; you can redistribute it and/or
        modify it under the terms of the GNU General Public License
        as published by the Free Software Foundation; either version 2
        of the License, or (at your option) any later version.
 
        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.
 
        You should have received a copy of the GNU General Public License
        along with this program; if not, write to the Free Software
        Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
 
#include <OgreRoot.h>
#include <OgreSceneManager.h>
#include <OgreFileSystem.h>
#include <OgreConfigFile.h>
#include <OgreTimer.h>
#include "OgreStringVector.h"
#ifndef DISABLE_SOUND
#include <fmod.hpp>
#endif
#include <OgreBulletDynamicsRigidBody.h>
#include <OgreBulletCollisionsRay.h>
#include "globals.h"
#include "sbs.h"
#include "manager.h"
#include "camera.h"
#include "dynamicmesh.h"
#include "floor.h"
#include "elevator.h"
#include "elevatorcar.h"
#include "shaft.h"
#include "stairs.h"
#include "action.h"
#include "person.h"
#include "texture.h"
#include "light.h"
#include "wall.h"
#include "control.h"
#include "trigger.h"
#include "soundsystem.h"
#include "sound.h"
#include "model.h"
#include "primitive.h"
#include "custom.h"
#include "timer.h"
#include "profiler.h"
#include "controller.h"
#include "callstation.h"
#include "doorsystem.h"
#include "gitrev.h"
#include "buttonpanel.h"
#include "polymesh.h"
#include "utility.h"
#include "geometry.h"
#include "escalator.h"
#include "map.h"
#include "reverb.h"
 
namespace SBS {
 
SBS::SBS(Ogre::SceneManager* mSceneManager, FMOD::System *fmodsystem, int instance_number, const Vector3 &position, Real rotation, const Vector3 &area_min, const Vector3 &area_max) : Object(0)
{
        sbs = this;
        this->mSceneManager = mSceneManager;
 
        version = "1.0.0." + ToString(GIT_REV);
        version_state = "RC5";
 
        //root object needs to self-register
        ObjectCount = 0;
        RegisterObject(this);
        InstanceNumber = instance_number;
 
        //set up SBS object
        SetValues("SBS", "SBS", true);
 
        mRoot = Ogre::Root::getSingletonPtr();
 
        //load config file
        configfile = new Ogre::ConfigFile();
        configfile->load("skyscraper.ini");
 
        //initialize variables
        BuildingName = "";
        BuildingDesigner = "";
        BuildingLocation = "";
        BuildingDescription = "";
        BuildingVersion = "";
        IsRunning = false;
        Floors = 0;
        Basements = 0;
        IsFalling = false;
        InStairwell = false;
        InElevator = false;
        IsBuildingsEnabled = false;
        IsExternalEnabled = false;
        IsLandscapeEnabled = false;
        IsSkyboxEnabled = false;
        fps_frame_count = 0;
        fps_tottime = 0;
        FPS = 0;
        AutoShafts = GetConfigBool("Skyscraper.SBS.AutoShafts", true);
        AutoStairs = GetConfigBool("Skyscraper.SBS.AutoStairs", true);
        ElevatorSync = false;
        ElevatorNumber = 1;
        CarNumber = 1;
        wall_orientation = 1;
        floor_orientation = 2;
        DrawMainN = true;
        DrawMainP = true;
        DrawSideN = false;
        DrawSideP = false;
        DrawTop = false;
        DrawBottom = false;
        DrawMainNOld = true;
        DrawMainPOld = true;
        DrawSideNOld = false;
        DrawSidePOld = false;
        DrawTopOld = false;
        DrawBottomOld = false;
        delta = 0.01;
        ProcessElevators = GetConfigBool("Skyscraper.SBS.ProcessElevators", true);
        remaining_delta = 0;
        start_time = 0;
        running_time = 0;
        InShaft = false;
        DeleteColliders = false;
        soundcount = 0;
        reverbcount = 0;
        UnitScale = GetConfigFloat("Skyscraper.SBS.UnitScale", 4);
        Verbose = GetConfigBool("Skyscraper.SBS.Verbose", false);
        InterfloorOnTop = false;
        FastDelete = false;
        WallCount = 0;
        PolygonCount = 0;
        SkyBox = 0;
        Landscape = 0;
        External = 0;
        Buildings = 0;
        current_time = 0;
        current_virtual_time = 0;
        elapsed_time = 0;
        average_time = 0;
        timer = new Ogre::Timer();
        AmbientR = 1;
        AmbientG = 1;
        AmbientB = 1;
        OldAmbientR = 1;
        OldAmbientG = 1;
        OldAmbientB = 1;
        TexelOverride = false;
        enable_profiling = false;
        enable_advanced_profiling = false;
        SkyName = GetConfigString("Skyscraper.SBS.SkyName", "noon");
        ShaftDisplayRange = GetConfigInt("Skyscraper.SBS.ShaftDisplayRange", 3);
        StairsDisplayRange = GetConfigInt("Skyscraper.SBS.StairsDisplayRange", 5);
        ShaftOutsideDisplayRange = GetConfigInt("Skyscraper.SBS.ShaftOutsideDisplayRange", 3);
        StairsOutsideDisplayRange = GetConfigInt("Skyscraper.SBS.StairsOutsideDisplayRange", 3);
        FloorDisplayRange = GetConfigInt("Skyscraper.SBS.FloorDisplayRange", 3);
        SmoothFrames = GetConfigInt("Skyscraper.SBS.SmoothFrames", 200);
        RenderOnStartup = GetConfigBool("Skyscraper.SBS.RenderOnStartup", false);
        RandomActivity = GetConfigBool("Skyscraper.SBS.RandomActivity", false);
        Malfunctions = GetConfigBool("Skyscraper.SBS.Malfunctions", false);
        power_state = true;
        Lobby = 0;
        MapGenerator = 0;
 
        //create utility object
        utility = new Utility(this);
 
        //create geometry controller object
        geometry = new GeometryController(this);
 
        //set padding factor for meshes
        Ogre::MeshManager::getSingleton().setBoundsPaddingFactor(0.0);
 
        camera = 0;
        Buildings = 0;
        External = 0;
        Landscape = 0;
        mWorld = 0;
        soundsystem = 0;
        area_trigger = 0;
        texturemanager = 0;
 
        if (UnitScale <= 0)
                UnitScale = 1;
 
        //Print SBS banner
        PrintBanner();
 
        //add instance number to reports
        InstancePrompt = ToString(InstanceNumber) + ">";
 
        //move to specified position
        Move(position);
 
        //rotate engine
        Rotate(0.0, rotation, 0.0);
 
        //create main engine area trigger
        SetBounds(area_min, area_max);
 
        //create sound system object if sound is enabled
        if (fmodsystem)
                soundsystem = new SoundSystem(this, fmodsystem);
}
 
void SBS::Initialize()
{
        //create texture manager
        texturemanager = new TextureManager(this);
 
        //set up physics
        Ogre::AxisAlignedBox box (Vector3::ZERO, Vector3::ZERO);
        mWorld = new OgreBulletDynamics::DynamicsWorld(mSceneManager, box, Vector3::ZERO, true);
        mWorld->setAllowedCcdPenetration(0);
 
        /*debugDrawer = new OgreBulletCollisions::DebugDrawer();
        debugDrawer->setDrawWireframe(true);
        mWorld->setDebugDrawer(debugDrawer);
        Ogre::SceneNode *node = mSceneManager->getRootSceneNode()->createChildSceneNode("debugDrawer", Vector3::ZERO);
        node->attachObject(static_cast<Ogre::SimpleRenderable*> (debugDrawer));
        */
 
        //mount sign texture packs
        Mount("signs-sans.zip", "signs/sans");
        Mount("signs-sans_bold.zip", "signs/sans_bold");
        Mount("signs-sans_cond.zip", "signs/sans_cond");
        Mount("signs-sans_cond_bold.zip", "signs/sans_cond_bold");
 
        //create object meshes
        Buildings = new MeshObject(this, "Buildings");
        External = new MeshObject(this, "External");
        Landscape = new MeshObject(this, "Landscape");
        //Landscape->tricollider = false;
 
        //create manager objects
        floor_manager = new FloorManager(this);
        elevator_manager = new ElevatorManager(this);
        shaft_manager = new ShaftManager(this);
        stairwell_manager = new StairwellManager(this);
        door_manager = new DoorManager(this);
        revolvingdoor_manager = new RevolvingDoorManager(this);
        vehicle_manager = new VehicleManager(this);
        controller_manager = new ControllerManager(this);
 
        //create camera object
        this->camera = new Camera(this);
 
        //create map generator object
        MapGenerator = new Map(this, "Map Generator");
 
        //report ready status
        Report("Ready");
}
 
SBS::~SBS()
{
        //engine destructor
 
        Report("Deleting simulator objects...");
 
        FastDelete = true;
 
        //delete people
        for (size_t i = 0; i < PersonArray.size(); i++)
        {
                if (PersonArray[i])
                {
                        PersonArray[i]->parent_deleting = true;
                        delete PersonArray[i];
                }
                PersonArray[i] = 0;
        }
 
        //delete controls
        for (size_t i = 0; i < ControlArray.size(); i++)
        {
                if (ControlArray[i])
                {
                        ControlArray[i]->parent_deleting = true;
                        delete ControlArray[i];
                }
                ControlArray[i] = 0;
        }
 
        //delete triggers
        for (size_t i = 0; i < TriggerArray.size(); i++)
        {
                if (TriggerArray[i])
                {
                        TriggerArray[i]->parent_deleting = true;
                        delete TriggerArray[i];
                }
                TriggerArray[i] = 0;
        }
 
        //delete models
        for (size_t i = 0; i < ModelArray.size(); i++)
        {
                if (ModelArray[i])
                {
                        ModelArray[i]->parent_deleting = true;
                        delete ModelArray[i];
                }
                ModelArray[i] = 0;
        }
 
        //delete primitives
        for (size_t i = 0; i < PrimArray.size(); i++)
        {
                if (PrimArray[i])
                {
                        PrimArray[i]->parent_deleting = true;
                        delete PrimArray[i];
                }
                PrimArray[i] = 0;
        }
 
        //delete custom objects
        for (size_t i = 0; i < CustomObjectArray.size(); i++)
        {
                if (CustomObjectArray[i])
                {
                        CustomObjectArray[i]->parent_deleting = true;
                        delete CustomObjectArray[i];
                }
                CustomObjectArray[i] = 0;
        }
 
        //delete lights
        for (size_t i = 0; i < lights.size(); i++)
        {
                if (lights[i])
                {
                        lights[i]->parent_deleting = true;
                        delete lights[i];
                }
                lights[i] = 0;
        }
 
        //delete map generator
        if (MapGenerator)
                delete MapGenerator;
        MapGenerator = 0;
 
        //delete camera object
        if (camera)
        {
                camera->parent_deleting = true;
                delete camera;
        }
        camera = 0;
 
        //delete manager objects
        if (floor_manager)
        {
                floor_manager->parent_deleting = true;
                delete floor_manager;
        }
        floor_manager = 0;
 
        if (elevator_manager)
        {
                elevator_manager->parent_deleting = true;
                delete elevator_manager;
        }
        elevator_manager = 0;
 
        if (shaft_manager)
        {
                shaft_manager->parent_deleting = true;
                delete shaft_manager;
        }
        shaft_manager = 0;
 
        if (stairwell_manager)
        {
                stairwell_manager->parent_deleting = true;
                delete stairwell_manager;
        }
        stairwell_manager = 0;
 
        if (door_manager)
        {
                door_manager->parent_deleting = true;
                delete door_manager;
        }
        door_manager = 0;
 
        if (revolvingdoor_manager)
        {
                revolvingdoor_manager->parent_deleting = true;
                delete revolvingdoor_manager;
        }
        revolvingdoor_manager = 0;
 
        if (vehicle_manager)
        {
                vehicle_manager->parent_deleting = true;
                delete vehicle_manager;
        }
        vehicle_manager = 0;
 
        if (controller_manager)
        {
                controller_manager->parent_deleting = true;
                delete controller_manager;
        }
        controller_manager = 0;
 
        //delete sounds
        for (size_t i = 0; i < sounds.size(); i++)
        {
                if (sounds[i])
                {
                        sounds[i]->parent_deleting = true;
                        delete sounds[i];
                }
                sounds[i] = 0;
        }
 
        //delete actions
        for (size_t i = 0; i < ActionArray.size(); i++)
        {
                if (ActionArray[i])
                        delete ActionArray[i];
                ActionArray[i] = 0;
        }
 
        //delete mesh objects
        if (SkyBox)
        {
                SkyBox->parent_deleting = true;
                delete SkyBox;
        }
        SkyBox = 0;
 
        if (Landscape)
        {
                Landscape->parent_deleting = true;
                delete Landscape;
        }
        Landscape = 0;
 
        if (External)
        {
                External->parent_deleting = true;
                delete External;
        }
        External = 0;
 
        if (Buildings)
        {
                Buildings->parent_deleting = true;
                delete Buildings;
        }
        Buildings = 0;
 
        //delete sound system
        if (soundsystem)
        {
                soundsystem->parent_deleting = true;
                delete soundsystem;
        }
        soundsystem = 0;
 
        //delete texture manager
        if (texturemanager)
                delete texturemanager;
        texturemanager = 0;
 
        //delete main area trigger
        if (area_trigger)
        {
                area_trigger->parent_deleting = true;
                delete area_trigger;
        }
        area_trigger = 0;
 
        //delete physics objects
        if (mWorld)
        {
                //delete mWorld->getDebugDrawer();
                //mWorld->setDebugDrawer(0);
                delete mWorld;
        }
        mWorld = 0;
 
        ObjectArray.clear();
        verify_results.clear();
 
        if (utility)
                delete utility;
        utility = 0;
 
        if (geometry)
                delete geometry;
        geometry = 0;
 
        if (timer)
                delete timer;
        timer = 0;
 
        if (configfile)
                delete configfile;
        configfile = 0;
 
        Report("Exiting");
 
        //clear self reference
        sbs = 0;
}
 
bool SBS::Start(std::vector<Ogre::Camera*> &cameras)
{
        //Post-init startup code goes here, before the runloop
 
        //prepare 3D geometry for use
        Prepare();
 
        //free text texture memory
        texturemanager->FreeTextureBoxes();
 
        //reset building state
        ResetState();
 
        //initialize objects (cascades down through entire object tree)
        Init();
 
        //play looping global sounds
        for (size_t i = 0; i < sounds.size(); i++)
        {
                if (sounds[i])
                {
                        if (sounds[i]->GetLoopState() == true)
                                sounds[i]->Play();
                }
        }
 
        //attach camera object
        AttachCamera(cameras);
 
        //enable random activity if specified
        if (RandomActivity == true)
                EnableRandomActivity(true);
 
        //enable malfunctions if specified
        if (Malfunctions == true)
                EnableMalfunctions(true);
 
        //turn on reverbs
        for (size_t i = 0; i < reverbs.size(); i++)
        {
                if (reverbs[i])
                        reverbs[i]->Enabled(true);
        }
 
        //print a memory report
        if (Verbose == true)
                MemoryReport();
 
        IsRunning = true;
 
        return true;
}
 
void SBS::PrintBanner()
{
        Report("");
        Report(" Scalable Building Simulator " + version + " " + version_state);
        Report(" Copyright (C)2004-2024 Ryan Thoryk");
        Report(" This software comes with ABSOLUTELY NO WARRANTY. This is free");
        Report(" software, and you are welcome to redistribute it under certain");
        Report(" conditions. For details, see the file named LICENSE\n");
}
 
void SBS::Loop(bool loading, bool isready)
{
        //Main simulator loop
        SBS_PROFILE_MAIN("SBS");
 
        if (RenderOnStartup == true && (loading == true || isready == false))
                Prepare(false);
 
        if (loading == true)
                return;
 
        //This makes sure all timer steps are the same size, in order to prevent the physics from changing
        //depending on frame rate
 
        unsigned long timing;
 
        if (SmoothFrames > 0)
                timing = GetAverageTime();
        else
                timing = GetElapsedTime();
 
        Real elapsed = Real(timing) / 1000.0;
 
        //calculate start and running time
        if (start_time == 0)
                start_time = GetRunTime() / 1000.0;
        running_time = (GetRunTime() / 1000.0) - start_time;
 
        //move camera or update character movement
        camera->MoveCharacter();
 
        //update physics
        if (camera->EnableBullet == true)
        {
                if (enable_advanced_profiling == false)
                        ProfileManager::Start_Profile("Collisions/Physics");
                else
                        ProfileManager::Start_Profile("Bullet");
                mWorld->stepSimulation(elapsed, 0);
                ProfileManager::Stop_Profile();
        }
 
        //sync camera to physics
        camera->Sync();
 
        //update sound
        if (soundsystem)
                soundsystem->Loop();
 
        elapsed += remaining_delta;
 
        //limit the elapsed value to prevent major slowdowns during debugging
        if (elapsed > .5)
                elapsed = .5;
 
        ProfileManager::Start_Profile("Simulator Loop");
        while (elapsed >= delta)
        {
                //Determine floor that the camera is on
                camera->UpdateCameraFloor();
 
                //process child object dynamic runloops
                LoopChildren();
 
                camera->CheckObjects();
 
                //process auto areas
                CheckAutoAreas();
 
                elapsed -= delta;
        }
        remaining_delta = elapsed;
 
        //process timers
        ProcessTimers();
 
        //process engine boundary trigger
        if (area_trigger)
                area_trigger->Loop();
 
        ProfileManager::Stop_Profile();
 
        //process camera loop
        camera->Loop();
}
 
void SBS::CalculateFrameRate()
{
        //calculate frame rate
        fps_tottime += elapsed_time;
        fps_frame_count++;
        if (fps_tottime > 500)
        {
                FPS = (Real (fps_frame_count) * 1000.) / Real (fps_tottime);
                fps_frame_count = 0;
                fps_tottime = 0;
        }
}
 
bool SBS::AddWallMain(Wall* wallobject, const std::string &name, const std::string &texture, Real thickness, Real x1, Real z1, Real x2, Real z2, Real height_in1, Real height_in2, Real altitude1, Real altitude2, Real tw, Real th, bool autosize, bool report)
{
        //Adds a wall with the specified dimensions
 
        //if report is true, report if trying to create a wall outside of the engine boundary
 
        //exit if coordinates are invalid
        if (x1 == x2 && z1 == z2)
                return ReportError("Invalid coordinates for wall '" + name + "'");
 
        if (height_in1 == 0.0f && height_in2 == 0.0)
                return ReportError("No wall height specified for wall '" + name + "'");
 
        //determine axis of wall
        int axis = 0;
        if (std::abs(x1 - x2) > (std::abs(z1 - z2) + 0.00001))
                //x axis
                axis = 1;
        else
                //z axis
                axis = 2;
 
        //convert to clockwise coordinates if on x-axis, or counterclockwise if on z-axis
        if ((x1 > x2 && axis == 1) || (z1 < z2 && axis == 2))
        {
                //reverse coordinates
                std::swap(x1, x2);
                std::swap(z1, z2);
                std::swap(altitude1, altitude2);
                std::swap(height_in1, height_in2);
        }
 
        //map coordinates
        Vector3 v1 (x1, altitude1 + height_in1, z1); //left top
        Vector3 v2 (x2, altitude2 + height_in2, z2); //right top
        Vector3 v3 (x2, altitude2, z2); //right base
        Vector3 v4 (x1, altitude1, z1); //left base
 
        Vector3 v5 = v1;
        Vector3 v6 = v2;
        Vector3 v7 = v3;
        Vector3 v8 = v4;
 
        //exit if outside of the engine boundaries
        if (area_trigger)
        {
                Vector3 v1x = wallobject->GetMesh()->GetPosition() + v1;
                Vector3 v2x = wallobject->GetMesh()->GetPosition() + v3;
                if (area_trigger->IsOutside(v1x, v2x) == true)
                {
                        if (report == true)
                                ReportError("Cannot create wall outside of engine boundaries");
                        return false;
                }
        }
 
        //expand to specified thickness
        if (axis == 1)
        {
                //x axis
                if (wall_orientation == 0)
                {
                        //left
                        v5.z += thickness;
                        v6.z += thickness;
                        v7.z += thickness;
                        v8.z += thickness;
                }
                if (wall_orientation == 1)
                {
                        //center
                        Real half = thickness / 2;
                        v1.z -= half;
                        v2.z -= half;
                        v3.z -= half;
                        v4.z -= half;
                        v5.z += half;
                        v6.z += half;
                        v7.z += half;
                        v8.z += half;
                }
                if (wall_orientation == 2)
                {
                        //right
                        v1.z -= thickness;
                        v2.z -= thickness;
                        v3.z -= thickness;
                        v4.z -= thickness;
                }
        }
        else
        {
                //z axis
                if (wall_orientation == 0)
                {
                        //left
                        v5.x += thickness;
                        v6.x += thickness;
                        v7.x += thickness;
                        v8.x += thickness;
                }
                if (wall_orientation == 1)
                {
                        //center
                        Real half = thickness / 2;
                        v1.x -= half;
                        v2.x -= half;
                        v3.x -= half;
                        v4.x -= half;
                        v5.x += half;
                        v6.x += half;
                        v7.x += half;
                        v8.x += half;
                }
                if (wall_orientation == 2)
                {
                        //right
                        v1.x -= thickness;
                        v2.x -= thickness;
                        v3.x -= thickness;
                        v4.x -= thickness;
                }
        }
 
        //create polygons and set names
        std::string NewName, texture2 = texture;
        Real tw2 = tw, th2 = th;
 
        bool FlipTexture = texturemanager->FlipTexture;
        bool TextureOverride = texturemanager->TextureOverride;
 
        if (FlipTexture == true)
                texturemanager->ProcessTextureFlip(tw, th);
 
        if (DrawMainN == true)
        {
                if (FlipTexture == true)
                {
                        tw2 = texturemanager->widthscale[0];
                        th2 = texturemanager->heightscale[0];
                }
                if (TextureOverride == true)
                        texture2 = texturemanager->mainnegtex;
 
                NewName = name;
                if (GetDrawWallsCount() > 1)
                        NewName.append(":front");
                wallobject->AddQuad(NewName, texture2, v1, v2, v3, v4, tw2, th2, autosize); //front wall
        }
 
        if (DrawMainP == true)
        {
                if (FlipTexture == true)
                {
                        tw2 = texturemanager->widthscale[1];
                        th2 = texturemanager->heightscale[1];
                }
                if (TextureOverride == true)
                        texture2 = texturemanager->mainpostex;
 
                NewName = name;
                NewName.append(":back");
                wallobject->AddQuad(NewName, texture2, v6, v5, v8, v7, tw2, th2, autosize); //back wall
        }
 
        if (thickness != 0.0)
        {
                if (DrawSideN == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[2];
                                th2 = texturemanager->heightscale[2];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidenegtex;
 
                        NewName = name;
                        NewName.append(":left");
                        if (axis == 1)
                                wallobject->AddQuad(NewName, texture2, v5, v1, v4, v8, tw2, th2, autosize); //left wall
                        else
                                wallobject->AddQuad(NewName, texture2, v2, v6, v7, v3, tw2, th2, autosize); //left wall
                }
 
                if (DrawSideP == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[3];
                                th2 = texturemanager->heightscale[3];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidepostex;
 
                        NewName = name;
                        NewName.append(":right");
                        if (axis == 1)
                                wallobject->AddQuad(NewName, texture2, v2, v6, v7, v3, tw2, th2, autosize); //right wall
                        else
                                wallobject->AddQuad(NewName, texture2, v5, v1, v4, v8, tw2, th2, autosize); //right wall
                }
 
                if (DrawTop == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[4];
                                th2 = texturemanager->heightscale[4];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->toptex;
 
                        NewName = name;
                        NewName.append(":top");
                        wallobject->AddQuad(NewName, texture2, v5, v6, v2, v1, tw2, th2, autosize); //top wall
                }
 
                if (DrawBottom == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[5];
                                th2 = texturemanager->heightscale[5];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->bottomtex;
 
                        NewName = name;
                        NewName.append(":bottom");
                        wallobject->AddQuad(NewName, texture2, v4, v3, v7, v8, tw2, th2, autosize); //bottom wall
                }
        }
 
        return true;
}
 
bool SBS::AddFloorMain(Wall* wallobject, const std::string &name, const std::string &texture, Real thickness, Real x1, Real z1, Real x2, Real z2, Real altitude1, Real altitude2, bool reverse_axis, bool texture_direction, Real tw, Real th, bool autosize, bool legacy_behavior, bool report)
{
        //Adds a floor with the specified dimensions and vertical offset
 
        //direction determines the direction of slope (for different altitude values):
        //false - left/right from altitude1 to altitude2, or legacy (broken) "ReverseAxis = false" behavior if legacy_behavior is true
        //true - back/forwards from altitude1 to altitude2, or legacy (broken) "ReverseAxis = true" behavior if legacy_behavior is true
 
        //if report is true, report if trying to create a floor outside of the engine boundary
 
        //exit if coordinates are invalid
        if (x1 == x2 || z1 == z2)
                return ReportError("Invalid coordinates for floor '" + name + "'");
 
        //convert to clockwise coordinates
 
        //determine axis of floor
        int axis = 0;
        if (std::abs(x1 - x2) > (std::abs(z1 - z2) + 0.00001))
                //x axis
                axis = 1;
        else
                //z axis
                axis = 2;
 
        if (legacy_behavior == false)
        {
                //current behavior
 
                if (x1 > x2)
                {
                        std::swap(x1, x2);
 
                        if (reverse_axis == true)
                                std::swap(altitude1, altitude2);
                }
                if (z1 > z2)
                {
                        std::swap(z1, z2);
 
                        if (reverse_axis == false)
                                std::swap(altitude1, altitude2);
                }
        }
        else
        {
                //legacy (broken) behavior, for compatibility with previous versions
 
                if ((x1 > x2 && axis == 1) || (z1 > z2 && axis == 2))
                {
                        //reverse coordinates if the difference between x or z coordinates is greater
                        std::swap(x1, x2);
                        std::swap(z1, z2);
                        std::swap(altitude1, altitude2);
                }
        }
 
        //map coordinates
        Vector3 v1, v2, v3, v4;
 
        if (reverse_axis == false)
        {
                v1 = Vector3(x1, altitude1, z1); //bottom left
                v2 = Vector3(x2, altitude1, z1); //bottom right
                v3 = Vector3(x2, altitude2, z2); //top right
                v4 = Vector3(x1, altitude2, z2); //top left
        }
        else
        {
                if (legacy_behavior == true)
                {
                        v1 = Vector3(x1, altitude1, z1); //bottom left
                        v2 = Vector3(x1, altitude1, z2); //top left
                        v3 = Vector3(x2, altitude2, z2); //top right
                        v4 = Vector3(x2, altitude2, z1); //bottom right
                }
                else
                {
                        v1 = Vector3(x2, altitude2, z1); //bottom right
                        v2 = Vector3(x2, altitude2, z2); //top right
                        v3 = Vector3(x1, altitude1, z2); //top left
                        v4 = Vector3(x1, altitude1, z1); //bottom left
                }
        }
 
        Vector3 v5 = v1;
        Vector3 v6 = v2;
        Vector3 v7 = v3;
        Vector3 v8 = v4;
 
        //exit if outside of the engine boundaries
        if (area_trigger)
        {
                Vector3 v1x = wallobject->GetMesh()->GetPosition() + v1;
                Vector3 v2x = wallobject->GetMesh()->GetPosition() + v3;
                if (area_trigger->IsOutside(v1x, v2x) == true)
                {
                        if (report == true)
                                ReportError("Cannot create floor outside of engine boundaries");
                        return false;
                }
        }
 
        //expand to specified thickness
        if (floor_orientation == 0)
        {
                //bottom
                v5.y += thickness;
                v6.y += thickness;
                v7.y += thickness;
                v8.y += thickness;
        }
        if (floor_orientation == 1)
        {
                //center
                Real half = thickness / 2;
                v1.y -= half;
                v2.y -= half;
                v3.y -= half;
                v4.y -= half;
                v5.y += half;
                v6.y += half;
                v7.y += half;
                v8.y += half;
        }
        if (floor_orientation == 2)
        {
                //top
                v1.y -= thickness;
                v2.y -= thickness;
                v3.y -= thickness;
                v4.y -= thickness;
        }
 
        //create polygons and set names
        std::string NewName, texture2 = texture;
        Real tw2 = tw, th2 = th;
 
        bool FlipTexture = texturemanager->FlipTexture;
        bool TextureOverride = texturemanager->TextureOverride;
 
        if (FlipTexture == true)
                texturemanager->ProcessTextureFlip(tw, th);
 
        //turn on rotation if set
        bool old_planarrotate = texturemanager->GetPlanarRotate();
        texturemanager->SetPlanarRotate(texture_direction);
 
        if (DrawMainN == true)
        {
                if (FlipTexture == true)
                {
                        tw2 = texturemanager->widthscale[0];
                        th2 = texturemanager->heightscale[0];
                }
                if (TextureOverride == true)
                        texture2 = texturemanager->mainnegtex;
 
                NewName = name;
                if (GetDrawWallsCount() > 1)
                        NewName.append(":front");
                wallobject->AddQuad(NewName, texture2, v1, v2, v3, v4, tw2, th2, autosize); //bottom wall
        }
 
        if (DrawMainP == true)
        {
                if (FlipTexture == true)
                {
                        tw2 = texturemanager->widthscale[1];
                        th2 = texturemanager->heightscale[1];
                }
                if (TextureOverride == true)
                        texture2 = texturemanager->mainpostex;
 
                NewName = name;
                NewName.append(":back");
                wallobject->AddQuad(NewName, texture2, v8, v7, v6, v5, tw2, th2, autosize); //top wall
        }
 
        if (thickness != 0.0)
        {
                if (DrawSideN == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[2];
                                th2 = texturemanager->heightscale[2];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidenegtex;
 
                        NewName = name;
                        NewName.append(":left");
                        wallobject->AddQuad(NewName, texture2, v8, v5, v1, v4, tw2, th2, autosize); //left wall
                }
 
                if (DrawSideP == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[3];
                                th2 = texturemanager->heightscale[3];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidepostex;
 
                        NewName = name;
                        NewName.append(":right");
                        wallobject->AddQuad(NewName, texture2, v6, v7, v3, v2, tw2, th2, autosize); //right wall
                }
 
                if (DrawTop == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[4];
                                th2 = texturemanager->heightscale[4];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->toptex;
 
                        NewName = name;
                        NewName.append(":top");
                        wallobject->AddQuad(NewName, texture2, v5, v6, v2, v1, tw2, th2, autosize); //front wall
                }
 
                if (DrawBottom == true)
                {
                        if (FlipTexture == true)
                        {
                                tw2 = texturemanager->widthscale[5];
                                th2 = texturemanager->heightscale[5];
                        }
                        if (TextureOverride == true)
                                texture2 = texturemanager->bottomtex;
 
                        NewName = name;
                        NewName.append(":bottom");
                        wallobject->AddQuad(NewName, texture2, v7, v8, v4, v3, tw2, th2, autosize); //back wall
                }
        }
 
        texturemanager->SetPlanarRotate(old_planarrotate);
 
        return true;
}
 
Wall* SBS::CreateWallBox(MeshObject* mesh, const std::string &name, const std::string &texture, Real x1, Real x2, Real z1, Real z2, Real height_in, Real voffset, Real tw, Real th, bool inside, bool outside, bool top, bool bottom, bool autosize, bool report)
{
        //create 4 walls
 
        if (!mesh)
                return 0;
 
        //exit if coordinates are invalid
        if (x1 == x2 && z1 == z2)
        {
                ReportError("Invalid coordinates for wall '" + name + "'");
                return 0;
        }
 
        //create wall object
        Wall *wall = mesh->CreateWallObject(name);
 
        bool x_thickness = false, z_thickness = false;
        std::string NewName, texture2 = texture;
 
        if (x1 != x2)
                x_thickness = true;
        if (z1 != z2)
                z_thickness = true;
 
        //swap values if the first is greater than the second
        if (x1 > x2)
                std::swap(x1, x2);
 
        if (z1 > z2)
                std::swap(z1, z2);
 
        //exit if outside of the engine boundaries
        if (sbs->GetAreaTrigger())
        {
                if (sbs->GetAreaTrigger()->IsOutside(Vector3(x1, voffset, z1), Vector3(x2, voffset + height_in, z2)) == true)
                {
                        if (report == true)
                                ReportError("Cannot create wall box outside of engine boundaries");
                        return 0;
                }
        }
 
        bool TextureOverride = texturemanager->TextureOverride;
 
        if (inside == true)
        {
                //generate a box visible from the inside
 
                NewName = name;
                NewName.append(":inside");
 
                if (x_thickness == true)
                {
                        if (TextureOverride == true)
                                texture2 = texturemanager->mainnegtex;
 
                        wall->AddQuad( //front
                                        NewName,
                                        texture2,
                                        Vector3(x1, voffset, z1),
                                        Vector3(x2, voffset, z1),
                                        Vector3(x2, voffset + height_in, z1),
                                        Vector3(x1, voffset + height_in, z1), tw, th, autosize);
 
                        if (TextureOverride == true)
                                texture2 = texturemanager->mainpostex;
 
                        wall->AddQuad( //back
                                        NewName,
                                        texture2,
                                        Vector3(x2, voffset, z2),
                                        Vector3(x1, voffset, z2),
                                        Vector3(x1, voffset + height_in, z2),
                                        Vector3(x2, voffset + height_in, z2), tw, th, autosize);
                }
                if (z_thickness == true)
                {
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidepostex;
 
                        wall->AddQuad( //right
                                        NewName,
                                        texture2,
                                        Vector3(x2, voffset, z1),
                                        Vector3(x2, voffset, z2),
                                        Vector3(x2, voffset + height_in, z2),
                                        Vector3(x2, voffset + height_in, z1), tw, th, autosize);
 
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidenegtex;
 
                        wall->AddQuad( //left
                                        NewName,
                                        texture2,
                                        Vector3(x1, voffset, z2),
                                        Vector3(x1, voffset, z1),
                                        Vector3(x1, voffset + height_in, z1),
                                        Vector3(x1, voffset + height_in, z2), tw, th, autosize);
                }
                if (x_thickness == true && z_thickness == true)
                {
                        if (bottom == true)
                        {
                                if (TextureOverride == true)
                                        texture2 = texturemanager->bottomtex;
 
                                wall->AddQuad( //bottom
                                                NewName,
                                                texture2,
                                                Vector3(x1, voffset, z2),
                                                Vector3(x2, voffset, z2),
                                                Vector3(x2, voffset, z1),
                                                Vector3(x1, voffset, z1), tw, th, autosize);
                        }
 
                        if (top == true)
                        {
                                if (TextureOverride == true)
                                        texture2 = texturemanager->toptex;
 
                                wall->AddQuad( //top
                                                NewName,
                                                texture2,
                                                Vector3(x1, voffset + height_in, z1),
                                                Vector3(x2, voffset + height_in, z1),
                                                Vector3(x2, voffset + height_in, z2),
                                                Vector3(x1, voffset + height_in, z2), tw, th, autosize);
                        }
                }
        }
 
        if (outside == true)
        {
                NewName = name;
                NewName.append(":outside");
 
                if (x_thickness == true)
                {
                        if (TextureOverride == true)
                                texture2 = texturemanager->mainnegtex;
 
                        wall->AddQuad( //front
                                        NewName,
                                        texture2,
                                        Vector3(x1, voffset + height_in, z1),
                                        Vector3(x2, voffset + height_in, z1),
                                        Vector3(x2, voffset, z1),
                                        Vector3(x1, voffset, z1), tw, th, autosize);
 
                        if (TextureOverride == true)
                                texture2 = texturemanager->mainpostex;
 
                        wall->AddQuad( //back
                                        NewName,
                                        texture2,
                                        Vector3(x2, voffset + height_in, z2),
                                        Vector3(x1, voffset + height_in, z2),
                                        Vector3(x1, voffset, z2),
                                        Vector3(x2, voffset, z2), tw, th, autosize);
                }
                if (z_thickness == true)
                {
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidepostex;
 
                        wall->AddQuad( //right
                                        NewName,
                                        texture2,
                                        Vector3(x2, voffset + height_in, z1),
                                        Vector3(x2, voffset + height_in, z2),
                                        Vector3(x2, voffset, z2),
                                        Vector3(x2, voffset, z1), tw, th, autosize);
 
                        if (TextureOverride == true)
                                texture2 = texturemanager->sidenegtex;
 
                        wall->AddQuad( //left
                                        NewName,
                                        texture2,
                                        Vector3(x1, voffset + height_in, z2),
                                        Vector3(x1, voffset + height_in, z1),
                                        Vector3(x1, voffset, z1),
                                        Vector3(x1, voffset, z2), tw, th, autosize);
                }
                if (x_thickness == true && z_thickness == true)
                {
                        if (bottom == true)
                        {
                                if (TextureOverride == true)
                                        texture2 = texturemanager->bottomtex;
 
                                wall->AddQuad( //bottom
                                                NewName,
                                                texture2,
                                                Vector3(x1, voffset, z1),
                                                Vector3(x2, voffset, z1),
                                                Vector3(x2, voffset, z2),
                                                Vector3(x1, voffset, z2), tw, th, autosize);
                        }
                        if (top == true)
                        {
                                if (TextureOverride == true)
                                        texture2 = texturemanager->toptex;
 
                                wall->AddQuad( //top
                                                NewName,
                                                texture2,
                                                Vector3(x1, voffset + height_in, z2),
                                                Vector3(x2, voffset + height_in, z2),
                                                Vector3(x2, voffset + height_in, z1),
                                                Vector3(x1, voffset + height_in, z1), tw, th, autosize);
                        }
                }
        }
        return wall;
}
 
Wall* SBS::CreateWallBox2(MeshObject* mesh, const std::string &name, const std::string &texture, Real CenterX, Real CenterZ, Real WidthX, Real LengthZ, Real height_in, Real voffset, Real tw, Real th, bool inside, bool outside, bool top, bool bottom, bool autosize, bool report)
{
        //create 4 walls from a central point
 
        Real x1 = CenterX - (WidthX / 2);
        Real x2 = CenterX + (WidthX / 2);
        Real z1 = CenterZ - (LengthZ / 2);
        Real z2 = CenterZ + (LengthZ / 2);
 
        return CreateWallBox(mesh, name, texture, x1, x2, z1, z2, height_in, voffset, tw, th, inside, outside, top, bottom, autosize, report);
}
 
void SBS::AddPolygon(Wall* wallobject, const std::string &texture, PolyArray &varray, Real tw, Real th, bool report)
{
        //creates a polygon in the specified wall object
 
        if (!wallobject)
                return;
 
        PolyArray varray1 = varray;
        PolyArray varray2;
 
        //get number of stored vertices
        size_t num = varray.size();
 
        //create a second array with reversed vertices
        varray2.reserve(num);
        for (size_t i = num - 1; i < num; --i)
                varray2.emplace_back(varray1[i]);
 
        //create 2 polygons (front and back) from the vertex array
 
        //get polygon native direction
        Vector3 direction = utility->GetPolygonDirection(varray1);
 
        //if the polygon is facing right, down or to the back, reverse faces
        //to keep the vertices clockwise
        if (direction.x == 1 || direction.y == -1 || direction.z == 1)
                std::swap(varray1, varray2);
 
        std::string name = wallobject->GetName();
 
        //exit if outside of the engine boundaries
        if (sbs->GetAreaTrigger())
        {
                for (size_t i = 0; i < varray1.size(); i++)
                {
                        if (sbs->GetAreaTrigger()->IsOutside(varray1[i]) == true)
                        {
                                if (report == true)
                                        ReportError("Cannot create polygon outside of engine boundaries");
                                return;
                        }
                }
        }
 
        //add the polygons
        if (DrawMainN == true)
        {
                std::string NewName = name;
                if (DrawMainP == true)
                        NewName.append(":0");
                std::string final_texture = texture;
                if (texturemanager->TextureOverride == true)
                        final_texture = texturemanager->mainnegtex;
                wallobject->AddPolygon(NewName, final_texture, varray1, tw, th, true);
        }
        if (DrawMainP == true)
        {
                std::string NewName = name;
                if (DrawMainN == true)
                        NewName.append(":1");
                std::string final_texture = texture;
                if (texturemanager->TextureOverride == true)
                        final_texture = texturemanager->mainpostex;
                wallobject->AddPolygon(NewName, final_texture, varray2, tw, th, true);
        }
}
 
Wall* SBS::AddCustomWall(MeshObject* mesh, const std::string &name, const std::string &texture, PolyArray &varray, Real tw, Real th)
{
        //Adds a wall from a specified array of 3D vectors
 
        if (!mesh)
                return 0;
 
        //create wall object
        Wall *wall = mesh->CreateWallObject(name);
 
        //create polygon in wall object
        AddPolygon(wall, texture, varray, tw, th);
 
        return wall;
}
 
Wall* SBS::AddCustomFloor(MeshObject* mesh, const std::string &name, const std::string &texture, std::vector<Vector2> &varray, Real altitude, Real tw, Real th)
{
        //Same as AddCustomWall, with only one altitude value value
        PolyArray varray3;
 
        //set up 3D vertex array
        varray3.reserve(varray.size());
        for (size_t i = 0; i < varray.size(); i++)
        {
                varray3.emplace_back(Vector3(varray[i].x, altitude, varray[i].y));
        }
 
        //pass data on to AddCustomWall function
        return AddCustomWall(mesh, name, texture, varray3, tw, th);
}
 
Wall* SBS::AddTriangleWall(MeshObject* mesh, const std::string &name, const std::string &texture, Real x1, Real y1, Real z1, Real x2, Real y2, Real z2, Real x3, Real y3, Real z3, Real tw, Real th)
{
        //Adds a triangular wall with the specified dimensions
        PolyArray varray;
 
        //set up temporary vertex array
        varray.reserve(3);
        varray.emplace_back(Vector3(x1, y1, z1));
        varray.emplace_back(Vector3(x2, y2, z2));
        varray.emplace_back(Vector3(x3, y3, z3));
 
        //pass data on to AddCustomWall function
        return AddCustomWall(mesh, name, texture, varray, tw, th);
}
 
void SBS::EnableBuildings(bool value)
{
        //turns buildings on/off
        Buildings->Enabled(value);
        IsBuildingsEnabled = value;
}
 
void SBS::EnableLandscape(bool value)
{
        //turns landscape on/off
        Landscape->Enabled(value);
        IsLandscapeEnabled = value;
}
 
void SBS::EnableExternal(bool value)
{
        //turns external on/off
 
        if (External)
                External->Enabled(value);
        IsExternalEnabled = value;
}
 
void SBS::EnableSkybox(bool value)
{
        //turns skybox on/off
        if (SkyBox)
        {
                SkyBox->Enabled(value);
                IsSkyboxEnabled = value;
        }
        else
                IsSkyboxEnabled = true;
}
 
void SBS::CreateSky()
{
        //create skybox
 
        //only create skybox if first engine instance
        if (InstanceNumber > 0)
                return;
 
        bool result = Mount("sky-" + SkyName + ".zip", "sky");
 
        //load textures
        if (result == true)
        {
                SetLighting();
                texturemanager->LoadTexture("sky/up.jpg", "SkyTop", -1, -1, false, false, false, 0);
                texturemanager->LoadTexture("sky/down.jpg", "SkyBottom", -1, -1, false, false, false, 0);
                texturemanager->LoadTexture("sky/left.jpg", "SkyLeft", 1, 1, false, false, false, 0);
                texturemanager->LoadTexture("sky/right.jpg", "SkyRight", 1, 1, false, false, false, 0);
                texturemanager->LoadTexture("sky/front.jpg", "SkyFront", 1, 1, false, false, false, 0);
                texturemanager->LoadTexture("sky/back.jpg", "SkyBack", 1, 1, false, false, false, 0);
                ResetLighting();
        }
 
        //create a mesh for the skybox
        SkyBox = new MeshObject(this, "SkyBox");
        SkyBox->create_collider = false; //disable collisions on skybox
 
        //create a skybox size that extends by default 30 miles (30 * 5280 ft) in each direction
        Real skysize = GetConfigInt("Skyscraper.SBS.HorizonDistance", 30) * 5280.0;
 
        //reset texture mapping to default
        texturemanager->ResetTextureMapping(true);
 
        //set textures that the skybox will use
        texturemanager->SetTextureOverride("SkyFront", "SkyBack", "SkyLeft", "SkyRight", "SkyTop", "SkyBottom");
 
        //create a wall box, using the skysize value
        CreateWallBox(SkyBox, "SkyBox", "SkyFront", -skysize, skysize, -skysize, skysize, skysize, -skysize / 2, 1, 1, true, true, true, true, false);
 
        //restore previous texture mapping
        texturemanager->ResetTextureMapping();
}
 
int SBS::GetFloorNumber(Real altitude, int lastfloor, bool checklastfloor)
{
        //Returns floor number located at a specified altitude
 
        if (GetTotalFloors() == 0)
                return 0;
 
        //check to see if altitude is below bottom floor
        if (GetFloor(-Basements))
        {
                if (altitude < GetFloor(-Basements)->Altitude)
                        return -Basements;
        }
 
        //if checklastfloor is specified, compare altitude with lastfloor
        if (checklastfloor == true && GetFloor(lastfloor))
        {
                Real lastfloor_altitude = GetFloor(lastfloor)->Altitude;
                Real upperfloor_altitude;
                if (lastfloor < Floors - 1)
                {
                        if (GetFloor(lastfloor + 1))
                                upperfloor_altitude = GetFloor(lastfloor + 1)->Altitude;
                        else
                                upperfloor_altitude = GetFloor(lastfloor)->Altitude + GetFloor(lastfloor)->FullHeight();
                }
                else
                        upperfloor_altitude = GetFloor(lastfloor)->Altitude + GetFloor(lastfloor)->FullHeight();
 
                if (upperfloor_altitude > altitude && lastfloor_altitude <= altitude)
                        return lastfloor;
                else
                {
                        //if altitude is below lastfloor, search downwards; otherwise search upwards
                        if (altitude < lastfloor_altitude)
                        {
                                for (int i = lastfloor - 1; i >= -Basements; i--)
                                {
                                        if (!GetFloor(i + 1) || !GetFloor(i))
                                                continue;
                                        if (GetFloor(i + 1)->Altitude > altitude && GetFloor(i)->Altitude <= altitude)
                                                return i;
                                }
                        }
                        else if (altitude >= upperfloor_altitude)
                        {
                                for (int i = lastfloor + 1; i < Floors; i++)
                                {
                                        if (!GetFloor(i))
                                                continue;
                                        if (GetFloor(i - 1))
                                        {
                                                if (GetFloor(i - 1)->Altitude <= altitude && GetFloor(i)->Altitude > altitude)
                                                        return i - 1;
                                        }
                                        if (i == Floors - 1 && GetFloor(i)->Altitude <= altitude)
                                                return i; //return top floor if on top
                                }
                        }
                }
        }
 
        //otherwise do a slow linear search through floors
        for (int i = -Basements + 1; i < Floors; i++)
        {
                if (!GetFloor(i))
                        continue;
 
                //check to see if altitude is within a floor (between the current floor's base and
                //the lower floor's base)
                if (GetFloor(i - 1))
                {
                        if ((GetFloor(i)->Altitude > altitude) && (GetFloor(i - 1)->Altitude <= altitude))
                                return i - 1;
                }
                //check to see if altitude is above top floor's altitude
                if ((i == Floors - 1) && (altitude > GetFloor(i)->Altitude))
                        return i;
        }
        return 0;
}
 
Real SBS::GetDistance(Real x1, Real x2, Real z1, Real z2)
{
        //returns the distance between 2 2D vectors
 
        if (z1 == z2)
                return std::abs(x1 - x2);
        if (x1 == x2)
                return std::abs(z1 - z2);
        if ((x1 != x2) && (z2 != x2))
                return sqrt(pow(std::abs(x1 - x2), 2) + pow(std::abs(z1 - z2), 2)); //calculate diagonals
        return 0;
}
 
Shaft* SBS::CreateShaft(int number, Real CenterX, Real CenterZ, int startfloor, int endfloor)
{
        //create a shaft object
 
        return shaft_manager->Create(number, CenterX, CenterZ, startfloor, endfloor);
}
 
Stairwell* SBS::CreateStairwell(int number, Real CenterX, Real CenterZ, int startfloor, int endfloor)
{
        //create a stairwell object
 
        return stairwell_manager->Create(number, CenterX, CenterZ, startfloor, endfloor);
}
 
Elevator* SBS::NewElevator(int number)
{
        //create a new elevator object
 
        return elevator_manager->Create(number);
}
 
Floor* SBS::NewFloor(int number)
{
        //create a new floor object
 
        return floor_manager->Create(number);
}
 
Vehicle* SBS::NewVehicle(int number)
{
        //create a new vehicle object
 
        return vehicle_manager->Create(number);
}
 
DispatchController* SBS::NewController(int number)
{
        //create a new controller object
 
        return controller_manager->Create(number);
}
 
int SBS::GetElevatorCount()
{
        //return the number of elevators
        return elevator_manager->GetCount();
}
 
int SBS::GetVehicleCount()
{
        //return the number of vehicles
        return vehicle_manager->GetCount();
}
 
int SBS::GetTotalFloors()
{
        //return the number of floors, including basements
        return floor_manager->GetCount();
}
 
int SBS::GetShaftCount()
{
        //return the number of shafts
        return shaft_manager->GetCount();
}
 
int SBS::GetStairwellCount()
{
        //return the number of stairs
        return stairwell_manager->GetCount();
}
 
int SBS::GetControllerCount()
{
        //return the number of shafts
        return controller_manager->GetCount();
}
 
Floor* SBS::GetFloor(int number)
{
        //return pointer to floor object
 
        return floor_manager->Get(number);
}
 
Elevator* SBS::GetElevator(int number)
{
        //return pointer to elevator object
 
        return elevator_manager->Get(number);
}
 
Shaft* SBS::GetShaft(int number)
{
        //return pointer to shaft object
 
        return shaft_manager->Get(number);
}
 
Stairwell* SBS::GetStairwell(int number)
{
        //return pointer to stairs object
 
        return stairwell_manager->Get(number);
}
 
Vehicle* SBS::GetVehicle(int number)
{
        //return pointer to vehicle object
 
        return vehicle_manager->Get(number);
}
 
DispatchController* SBS::GetController(int number)
{
        //return pointer to controller object
 
        return controller_manager->Get(number);
}
 
bool SBS::SetWallOrientation(std::string direction)
{
        //changes internal wall orientation parameter.
        //direction can either be "left" (negative), "center" (0), or "right" (positive).
        //default on startup is 1, or center.
        //the parameter is used to determine the location of the wall's
        //x1/x2 or z1/z2 coordinates in relation to the thickness extents
 
        SetCase(direction, false);
 
        if (direction == "left")
                wall_orientation = 0;
        else if (direction == "center")
                wall_orientation = 1;
        else if (direction == "right")
                wall_orientation = 2;
        else
                return ReportError("SetWallOrientation: Invalid wall orientation");
        return true;
}
 
int SBS::GetWallOrientation()
{
        return wall_orientation;
}
 
bool SBS::SetFloorOrientation(std::string direction)
{
        //changes internal floor orientation parameter.
        //direction can either be "bottom" (negative), "center" (0), or "top" (positive).
        //default on startup is 2, or top.
        //the parameter is used to determine the location of the floor's
        //x1/x2 or z1/z2 coordinates in relation to the thickness extents
 
        SetCase(direction, false);
 
        if (direction == "bottom")
                floor_orientation = 0;
        else if (direction == "center")
                floor_orientation = 1;
        else if (direction == "top")
                floor_orientation = 2;
        else
                return ReportError("SetFloorOrientation: Invalid floor orientation");
        return true;
}
 
int SBS::GetFloorOrientation()
{
        return floor_orientation;
}
 
void SBS::DrawWalls(bool MainN, bool MainP, bool SideN, bool SideP, bool Top, bool Bottom)
{
        //sets which walls should be drawn
 
        //first backup old parameters
        DrawMainNOld = DrawMainN;
        DrawMainPOld = DrawMainP;
        DrawSideNOld = DrawSideN;
        DrawSidePOld = DrawSideP;
        DrawTopOld = DrawTop;
        DrawBottomOld = DrawBottom;
 
        //now set new parameters
        DrawMainN = MainN;
        DrawMainP = MainP;
        DrawSideN = SideN;
        DrawSideP = SideP;
        DrawTop = Top;
        DrawBottom = Bottom;
}
 
void SBS::ResetWalls(bool ToDefaults)
{
        //if ToDefaults is true, this resets the DrawWalls data to the defaults.
        //if ToDefaults is false, this reverts the DrawWalls data to the previous settings.
 
        if (ToDefaults == true)
                DrawWalls(true, true, false, false, false, false);
        else
                DrawWalls(DrawMainNOld, DrawMainPOld, DrawSideNOld, DrawSidePOld, DrawTopOld, DrawBottomOld);
}
 
int SBS::GetDrawWallsCount()
{
        //gets the number of wall polygons enabled
 
        int sides = 0;
 
        if (DrawMainN == true)
                sides++;
        if (DrawMainP == true)
                sides++;
        if (DrawSideN == true)
                sides++;
        if (DrawSideP == true)
                sides++;
        if (DrawTop == true)
                sides++;
        if (DrawBottom == true)
                sides++;
 
        return sides;
}
 
Real SBS::MetersToFeet(Real meters)
{
        //converts meters to feet
        return meters * 3.2808399;
}
 
Real SBS::FeetToMeters(Real feet)
{
        //converts feet to meters
        return feet / 3.2808399;
}
 
Wall* SBS::AddWall(MeshObject* mesh, const std::string &name, const std::string &texture, Real thickness, Real x1, Real z1, Real x2, Real z2, Real height_in1, Real height_in2, Real altitude1, Real altitude2, Real tw, Real th)
{
        //Adds a wall with the specified dimensions, to the specified mesh object
 
        if (!mesh)
                return 0;
 
        Wall *wall = mesh->CreateWallObject(name);
 
        AddWallMain(wall, name, texture, thickness, x1, z1, x2, z2, height_in1, height_in2, altitude1, altitude2, tw, th, true);
        return wall;
}
 
Wall* SBS::AddFloor(MeshObject* mesh, const std::string &name, const std::string &texture, Real thickness, Real x1, Real z1, Real x2, Real z2, Real altitude1, Real altitude2, bool reverse_axis, bool texture_direction, Real tw, Real th, bool legacy_behavior)
{
        //Adds a floor with the specified dimensions and vertical offset, to the specified mesh object
 
        if (!mesh)
                return 0;
 
        Wall *wall = mesh->CreateWallObject(name);
 
        AddFloorMain(wall, name, texture, thickness, x1, z1, x2, z2, altitude1, altitude2, reverse_axis, texture_direction, tw, th, true, legacy_behavior);
        return wall;
}
 
Wall* SBS::AddGround(const std::string &name, const std::string &texture, Real x1, Real z1, Real x2, Real z2, Real altitude, int tile_x, int tile_z)
{
        //Adds ground based on a tiled-floor layout, with the specified dimensions and vertical offset
        //this does not support thickness
 
        Vector3 v1, v2, v3, v4;
 
        Real minx, minz, maxx, maxz;
 
        //get min and max values
        if (x1 < x2)
        {
                minx = x1;
                maxx = x2;
        }
        else
        {
                minx = x2;
                maxx = x1;
        }
        if (z1 < z2)
        {
                minz = z1;
                maxz = z2;
        }
        else
        {
                minz = z2;
                maxz = z1;
        }
 
        Wall *wall = Landscape->CreateWallObject(name);
 
        Report("Creating ground...");
 
        //create polygon tiles
        for (Real i = minx; i < maxx; i += tile_x)
        {
                Real sizex, sizez;
 
                if (i + tile_x > maxx)
                        sizex = maxx - i;
                else
                        sizex = (Real)tile_x;
 
                for (Real j = minz; j < maxz; j += tile_z)
                {
                        if (j + tile_z > maxz)
                                sizez = maxz - i;
                        else
                                sizez = (Real)tile_z;
 
                        DrawWalls(true, true, false, false, false, false);
                        AddFloorMain(wall, name, texture, 0, i, j, i + sizex, j + sizez, altitude, altitude, false, false, 1, 1, false, false, false);
                        ResetWalls(false);
                }
        }
        Report("Finished ground");
        return wall;
}
 
void SBS::EnableFloorRange(int floor, int range, bool value, bool enablegroups, int shaftnumber, int stairsnumber)
{
        //turn on/off a range of floors
        //if range is 3, show shaft on current floor (floor), and 1 floor below and above (3 total floors)
        //if range is 1, show only the current floor (floor)
 
        SBS_PROFILE("SBS::EnableFloorRange");
 
        //range must be greater than 0
        if (range < 1)
                range = 1;
 
        //range must be an odd number; if it's even, then add 1
        if (IsEven(range) == true)
                range++;
 
        //floor must be valid
        if (!IsValidFloor(floor))
                return;
 
        int additionalfloors;
        if (range > 1)
                additionalfloors = (range - 1) / 2;
        else
                additionalfloors = 0;
 
        Shaft *shaft = 0;
        Stairwell *stairwell = 0;
 
        if (shaftnumber > 0)
                shaft = GetShaft(shaftnumber);
        if (stairsnumber > 0)
                stairwell = GetStairwell(stairsnumber);
 
        //disable floors 1 floor outside of range, unless part of group
        if (value == true)
        {
                int floorval = floor - additionalfloors - 1;
                if (IsValidFloor(floorval) && GetFloor(floor)->IsInGroup(floorval) == false)
                        GetFloor(floorval)->Enabled(false);
 
                floorval = floor + additionalfloors + 1;
                if (IsValidFloor(floorval) && GetFloor(floor)->IsInGroup(floorval) == false)
                        GetFloor(floorval)->Enabled(false);
        }
 
        //enable floors within range
        for (int i = floor - additionalfloors; i <= floor + additionalfloors; i++)
        {
                Floor *floorobj = GetFloor(i);
 
                if (floorobj)
                {
                        if (shaft)
                        {
                                //if a shaft is specified, only show the floor if it is in the related shaft's ShowFloorsList array
                                if (shaft->ShowFloors > 0)
                                {
                                        bool showfloor = shaft->IsShowFloor(i);
 
                                        if (showfloor == true && value == true)
                                        {
                                                if (floorobj->IsEnabled() == false)
                                                {
                                                        floorobj->Enabled(true);
                                                        if (enablegroups == true)
                                                                floorobj->EnableGroup(true);
                                                }
                                        }
                                        else
                                        {
                                                //only disable floor if it hasn't been enabled separately by a related group
                                                if (floorobj->EnabledGroup == true)
                                                {
                                                        //for now check to see if the group floor is a ShowFloor
                                                        if (shaft->IsShowFloor(floorobj->EnabledGroup_Floor) == true)
                                                                return;
                                                }
 
                                                if (floorobj->IsEnabled() == true)
                                                {
                                                        floorobj->Enabled(false);
                                                        if (enablegroups == true)
                                                                floorobj->EnableGroup(false);
                                                }
                                        }
                                }
                        }
                        else if (stairwell)
                        {
                                //if a stairwell is specified, only show the floor if it is in the related stairwell's ShowFloorsList array
                                if (stairwell->ShowFloors == true)
                                {
                                        bool showfloor = stairwell->IsShowFloor(i);
 
                                        if (showfloor == true && value == true)
                                        {
                                                if (floorobj->IsEnabled() == false)
                                                {
                                                        floorobj->Enabled(true);
                                                        if (enablegroups == true)
                                                                floorobj->EnableGroup(true);
                                                }
                                        }
                                        else
                                        {
                                                //only disable floor if it hasn't been enabled separately by a related group
                                                if (floorobj->EnabledGroup == true)
                                                {
                                                        //for now check to see if the group floor is a ShowFloor
                                                        if (stairwell->IsShowFloor(floorobj->EnabledGroup_Floor) == true)
                                                                return;
                                                }
 
                                                if (floorobj->IsEnabled() == true)
                                                {
                                                        floorobj->Enabled(false);
                                                        if (enablegroups == true)
                                                                floorobj->EnableGroup(false);
                                                }
                                        }
                                }
                        }
                        else
                        {
                                floorobj->Enabled(value);
                                if (enablegroups == true)
                                        floorobj->EnableGroup(value);
                        }
                }
        }
}
 
bool SBS::RegisterTimerCallback(TimerObject *timer)
{
        //register a timer object for callbacks
 
        if (!timer)
                return false;
 
        for (size_t i = 0; i < timercallbacks.size(); i++)
        {
                if (timercallbacks[i] == timer)
                        return false;
        }
 
        //if timer isn't already in the array, add it
        timercallbacks.emplace_back(timer);
 
        return true;
}
 
bool SBS::UnregisterTimerCallback(TimerObject *timer)
{
        if (!timer)
                return false;
 
        for (size_t i = 0; i < timercallbacks.size(); i++)
        {
                //unregister existing call button callback
                if (timercallbacks[i] == timer)
                {
                        timercallbacks.erase(timercallbacks.begin() + i);
                        return true;
                }
        }
 
        return false;
}
 
void SBS::ProcessTimers()
{
        SBS_PROFILE("SBS::ProcessTimers");
 
        //process all registered timers
        for (size_t i = 0; i < timercallbacks.size(); i++)
        {
                if (timercallbacks[i])
                        timercallbacks[i]->Loop();
        }
}
 
int SBS::GetTimerCallbackCount()
{
        //return the number of registered call button callbacks
        return (int)timercallbacks.size();
}
 
bool SBS::Mount(const std::string &filename, const std::string &path)
{
        //mounts a zip file into the virtual filesystem
 
        std::string newfile = "data/" + filename;
        std::string file = VerifyFile(newfile);
 
        Report("Mounting " + file + " as path " + path);
        try
        {
                Ogre::ResourceGroupManager::getSingleton().addResourceLocation(file, "Zip", path, true);
        }
        catch (Ogre::Exception &e)
        {
                return ReportError("Error mounting file " + file + "\n" + e.getDescription());
        }
        return true;
}
 
void SBS::AddFloorAutoArea(Vector3 start, Vector3 end)
{
        //adds an auto area that enables/disables floors
 
        AutoArea newarea;
        newarea.start = start;
        newarea.end = end;
        newarea.inside = false;
        newarea.camerafloor = 0;
        FloorAutoArea.emplace_back(newarea);
}
 
void SBS::CheckAutoAreas()
{
        //check all automatic areas
 
        SBS_PROFILE("SBS::CheckAutoAreas");
 
        Vector3 position = camera->GetPosition();
        int floor = camera->CurrentFloor;
 
        for (size_t i = 0; i < FloorAutoArea.size(); i++)
        {
                //reset inside value if floor changed
                if (FloorAutoArea[i].camerafloor != floor)
                        FloorAutoArea[i].inside = false;
 
                if (InBox(FloorAutoArea[i].start, FloorAutoArea[i].end, position) == true && FloorAutoArea[i].inside == false)
                {
                        //user moved into box; enable floors
                        FloorAutoArea[i].inside = true;
                        FloorAutoArea[i].camerafloor = floor;
                        if (floor > -Basements)
                        {
                                GetFloor(floor - 1)->Enabled(true);
                                GetFloor(floor - 1)->EnableGroup(true);
                        }
                        GetFloor(floor)->Enabled(true);
                        GetFloor(floor)->EnableGroup(true);
                        if (floor < Floors - 1)
                        {
                                GetFloor(floor + 1)->Enabled(true);
                                GetFloor(floor + 1)->EnableGroup(true);
                        }
                }
                if (InBox(FloorAutoArea[i].start, FloorAutoArea[i].end, position) == false && FloorAutoArea[i].inside == true)
                {
                        //user moved out of box; disable floors except current
                        FloorAutoArea[i].inside = false;
                        FloorAutoArea[i].camerafloor = 0;
                        if (floor > -Basements)
                        {
                                GetFloor(floor - 1)->Enabled(false);
                                GetFloor(floor - 1)->EnableGroup(false);
                        }
                        if (floor < Floors - 1)
                        {
                                GetFloor(floor + 1)->Enabled(false);
                                GetFloor(floor + 1)->EnableGroup(false);
                        }
                        GetFloor(floor)->Enabled(true);
                        GetFloor(floor)->EnableGroup(true);
                }
        }
}
 
int SBS::GetMeshCount()
{
        //return total number of mesh objects
        return (int)meshes.size();
}
 
Sound* SBS::AddSound(const std::string &name, const std::string &filename, const Vector3 &position, bool loop, Real volume, int speed, Real min_distance, Real max_distance, Real doppler_level, Real cone_inside_angle, Real cone_outside_angle, Real cone_outside_volume, const Vector3 &direction)
{
        //create a looping sound object
        Sound *sound = new Sound(this, name, false);
        sounds.emplace_back(sound);
 
        //set parameters and play sound
        sound->SetPosition(position);
        sound->SetDirection(direction);
        sound->SetVolume(volume);
        sound->SetSpeed(speed);
        sound->SetDistances(min_distance, max_distance);
        sound->SetDirection(direction);
        sound->SetDopplerLevel(doppler_level);
        sound->SetConeSettings(cone_inside_angle, cone_outside_angle, cone_outside_volume);
        sound->Load(filename);
        sound->SetLoopState(loop);
        if (loop && IsRunning == true)
                sound->Play();
 
        return sound;
}
 
std::vector<Sound*> SBS::GetSound(const std::string &name)
{
        //get sound by name
 
        std::string findname = name;
        SetCase(findname, false);
        std::vector<Sound*> soundlist;
        for (size_t i = 0; i < sounds.size(); i++)
        {
                if (sounds[i])
                {
                        std::string name2 = sounds[i]->GetName();
                        SetCase(name2, false);
                        if (findname == name2)
                                soundlist.emplace_back(sounds[i]);
                }
        }
        return soundlist;
}
 
int SBS::GetSoundCount()
{
        //return total number of allocated sounds
        return soundcount;
}
 
void SBS::IncrementSoundCount()
{
        soundcount++;
}
 
void SBS::DecrementSoundCount()
{
        soundcount--;
}
 
Reverb* SBS::AddReverb(const std::string &name, const std::string &type, const Vector3 &position, Real min_distance, Real max_distance)
{
        //create a reverb object
        Reverb *reverb = new Reverb(this, name, type, position, min_distance, max_distance, false);
        reverbs.emplace_back(reverb);
        return reverb;
}
 
Reverb* SBS::GetReverb(const std::string &name)
{
        //get reverb by name
 
        std::string findname = name;
        SetCase(findname, false);
        for (size_t i = 0; i < reverbs.size(); i++)
        {
                if (reverbs[i])
                {
                        std::string name2 = reverbs[i]->GetName();
                        SetCase(name2, false);
                        if (findname == name2)
                                return reverbs[i];
                }
        }
        return 0;
}
 
int SBS::GetTotalReverbCount()
{
        //return total number of allocated reverbs
        return reverbcount;
}
 
void SBS::IncrementReverbCount()
{
        reverbcount++;
}
 
void SBS::DecrementReverbCount()
{
        reverbcount--;
}
 
Real SBS::ToLocal(Real remote_value)
{
        //convert remote (OGRE) vertex positions to local (SBS) positions
 
        //note - OGRE uses a right-hand coordinate system, while SBS uses left-hand.
        //this means that all Z values that use this function must be inverted.
 
        return remote_value * UnitScale;
}
 
Vector2 SBS::ToLocal(const Vector2& remote_value)
{
        //convert remote (OGRE) vertex positions to local (SBS) positions
 
        //note - OGRE uses a right-hand coordinate system, while SBS uses left-hand.
        //this means that all Z values that use this function must be inverted.
 
        return remote_value * UnitScale;
}
 
Vector3 SBS::ToLocal(const Vector3& remote_value, bool rescale, bool flip_z)
{
        //convert remote (OGRE) vertex positions to local (SBS) positions
        //also convert Z value to OGRE's right-hand coordinate system
 
        Vector3 newvalue;
        newvalue.x = remote_value.x;
        newvalue.y = remote_value.y;
 
        if (flip_z == true)
                newvalue.z = -remote_value.z; //flip z value for OGRE's right-hand coordinate system
        else
                newvalue.z = remote_value.z;
 
        if (rescale == true)
                return newvalue * UnitScale;
        else
                return newvalue;
}
 
Real SBS::ToRemote(Real local_value)
{
        //convert local (SBS) vertex positions to remote (OGRE) positions
 
        //note - OGRE uses a right-hand coordinate system, while SBS uses left-hand.
        //this means that all Z values that use this function must be inverted.
 
        return local_value / UnitScale;
}
 
Vector2 SBS::ToRemote(const Vector2& local_value)
{
        //convert local (SBS) vertex positions to remote (OGRE) positions
 
        //note - OGRE uses a right-hand coordinate system, while SBS uses left-hand.
        //this means that all Z values that use this function must be inverted.
 
        return local_value / UnitScale;
}
 
Vector3 SBS::ToRemote(const Vector3& local_value, bool rescale, bool flip_z)
{
        //convert local (SBS) vertex positions to remote (OGRE) positions
 
        Vector3 newvalue;
        newvalue.x = local_value.x;
        newvalue.y = local_value.y;
 
        if (flip_z == true)
                newvalue.z = -local_value.z; //flip z value for OGRE's right-hand coordinate system
        else
                newvalue.z = local_value.z;
 
        if (rescale == true)
                return (newvalue / UnitScale);
        else
                return newvalue;
}
 
int SBS::GetObjectCount()
{
        //return number of registered SBS objects
        return ObjectCount;
}
 
Object* SBS::GetObject(int number)
{
        //return object pointer from global array
        if (number >= 0 && number < (int)ObjectArray.size())
                return ObjectArray[number];
        else
                return 0;
}
 
int SBS::RegisterObject(Object *object)
{
        //add object to global array
        ObjectCount++;
        ObjectArray.emplace_back(object);
        return (int)ObjectArray.size() - 1;
}
 
bool SBS::UnregisterObject(int number)
{
        //remove object
        //note - this doesn't delete the objects
 
        if (number < (int)ObjectArray.size())
        {
                if (ObjectArray[number])
                {
                        if (ObjectArray[number]->GetNumber() == number)
                        {
                                std::vector<Object*> objects;
                                objects.emplace_back(ObjectArray[number]);
                                RemoveActionParent(objects);
                                ObjectArray[number] = 0;
                                ObjectCount--;
                                return true;
                        }
                }
        }
        return false;
}
 
bool SBS::IsValidFloor(int floor)
{
        //determine if a floor is valid
 
        if (GetFloor(floor))
                return true;
        return false;
}
 
std::string SBS::DumpState()
{
        //dump basic simulator state to a string
 
        std::string output = "SBS version: " + version + "\n";
        output.append("Instance number: " + ToString(InstanceNumber) + "\n");
        output.append("Building Name: " + BuildingName + "\n");
        output.append("Building Filename: " + BuildingFilename + "\n");
        output.append("Building Version: " + BuildingVersion + "\n");
        output.append("InStairwell: ");
        output.append(BoolToString(InStairwell));
        output.append("\n");
        output.append("InElevator: ");
        output.append(BoolToString(InElevator));
        output.append("\n");
        output.append("InShaft: ");
        output.append(BoolToString(InShaft));
        output.append("\n");
        output.append("CameraFloor: ");
        if (camera)
                output.append(ToString(camera->CurrentFloor));
        output.append("\n");
        output.append("ElevatorNumber: ");
        output.append(ToString(ElevatorNumber));
        output.append("\n");
        output.append("CarNumber: ");
        output.append(ToString(CarNumber));
        output.append("\n");
        output.append("ElevatorSync: ");
        output.append(BoolToString(ElevatorSync));
        output.append("\n");
        output.append("Running Time: ");
        output.append(TruncateNumber(running_time, 2));
        output.append("\n");
        output.append("BuildingsEnabled: ");
        output.append(BoolToString(IsBuildingsEnabled));
        output.append("\n");
        output.append("ExternalEnabled: ");
        output.append(BoolToString(IsExternalEnabled));
        output.append("\n");
        output.append("LandscapeEnabled: ");
        output.append(BoolToString(IsLandscapeEnabled));
        output.append("\n");
        output.append("SkyboxEnabled: ");
        output.append(BoolToString(IsSkyboxEnabled));
        output.append("\n");
        output.append("Verbose: ");
        output.append(BoolToString(Verbose));
        output.append("\n");
        output.append("InterfloorOnTop: ");
        output.append(BoolToString(InterfloorOnTop));
        output.append("\n");
        output.append("Object Count: ");
        output.append(ToString(ObjectCount));
        output.append("\n");
        if (camera)
        {
                output.append("Camera Floor: ");
                output.append(ToString(camera->CurrentFloor));
                output.append("\n");
                output.append("Camera Position: " + TruncateNumber(camera->GetPosition().x, 2) + ", " + TruncateNumber(camera->GetPosition().y, 2) + ", " + TruncateNumber(camera->GetPosition().z, 2) + "\n");
        }
 
        return output;
}
 
bool SBS::DeleteObject(Object *object)
{
        //object deletion routine
        //this should be called to delete a simulator object during runtime
 
        if (!object)
                return ReportError("Invalid object");
 
        std::string number = ToString(object->GetNumber());
        bool deleted = false;
 
        //don't delete permanent objects
        if (object->IsPermanent() == true)
                return ReportError("Cannot delete permanent object " + number);
 
        std::string type = object->GetType();
 
        //perform standard delete based on object type
        if (type == "Floor")
        {
                Floor *floor = static_cast<Floor*>(object);
 
                //make sure no shaft is dependent on this floor
                for (int i = 0; i < shaft_manager->GetCount(); i++)
                {
                        Shaft *shaft = shaft_manager->GetIndex(i);
                        if (shaft)
                        {
                                if (shaft->IsValidFloor(floor->Number) == true)
                                        return ReportError("Cannot delete floor " + ToString(floor->Number) + " - in use by shaft " + ToString(shaft->ShaftNumber));
                        }
                }
 
                //make sure no stairwell is dependent on this floor
                for (int i = 0; i < stairwell_manager->GetCount(); i++)
                {
                        Stairwell *stairwell = stairwell_manager->GetIndex(i);
                        if (stairwell)
                        {
                                if (stairwell->IsValidFloor(floor->Number) == true)
                                        return ReportError("Cannot delete floor " + ToString(floor->Number) + " - in use by stairwell " + ToString(stairwell->StairsNum));
                        }
                }
 
                //restrict deletions to only lowest/highest floors
                if (floor->Number >= 0 && GetFloor(floor->Number + 1))
                        return ReportError("Only the highest floor can be deleted");
 
                if (floor->Number < 0 && GetFloor(floor->Number - 1))
                        return ReportError("Only the lowest basement can be deleted");
 
                deleted = true;
        }
        else if (type == "Elevator")
                deleted = true;
        else if (type == "ButtonPanel")
        {
                if (object->GetParent()->GetType() == "ElevatorCar")
                        deleted = true;
        }
        else if (type == "CallButton")
                deleted = true;
        else if (type == "DirectionalIndicator")
                deleted = true;
        else if (type == "Door")
                deleted = true;
        else if (type == "RevolvingDoor")
                deleted = true;
        else if (type == "ElevatorDoor")
                deleted = true;
        else if (type == "FloorIndicator")
                deleted = true;
        else if (type == "Shaft")
        {
                Shaft *shaft = static_cast<Shaft*>(object);
 
                //make sure no elevator is dependent on this shaft
                for (int i = 0; i < elevator_manager->GetCount(); i++)
                {
                        Elevator *elev = elevator_manager->GetIndex(i);
                        if (elev)
                        {
                                if (elev->AssignedShaft == shaft->ShaftNumber)
                                        return ReportError("Cannot delete shaft " + ToString(shaft->ShaftNumber) + " - in use by elevator " + ToString(elev->Number));
                        }
                }
 
                deleted = true;
        }
        else if (type == "Sound")
                deleted = true;
        else if (type == "Stairwell")
                deleted = true;
        else if (type == "Wall")
                deleted = true;
        else if (type == "Model")
                deleted = true;
        else if (type == "Control")
                deleted = true;
        else if (type == "Trigger")
                deleted = true;
        else if (type == "DoorWrapper")
        {
                DoorWrapper* wrapper = static_cast<DoorWrapper*>(object);
                if (wrapper->IsShaftDoor == false)
                        return ReportError("Deleting the main elevator door wrapper is not supported yet");
 
                deleted = true;
        }
        else if (type == "Escalator")
                deleted = true;
        else if (type == "Person")
                deleted = true;
        else if (type == "ElevatorCar")
        {
                ElevatorCar *car = static_cast<ElevatorCar*>(object);
                if (car->Number != car->GetElevator()->GetCarCount())
                        return ReportError("Only the highest elevator car can be deleted");
                if (car->Number == 1)
                        return ReportError("Cannot delete the primary elevator car");
 
                deleted = true;
        }
        else if (type == "MovingWalkway")
                deleted = true;
        else if (type == "Vehicle")
                deleted = true;
        else if (type == "Light")
                deleted = true;
        else if (type == "CallStation")
                deleted = true;
        else if (type == "DispatchController")
                deleted = true;
        else if (type == "Primitive")
                deleted = true;
        else if (type == "CustomObject")
                deleted = true;
        else if (type == "Reverb")
                deleted = true;
        else if (type == "CameraTexture")
                deleted = true;
 
        //delete object
        if (deleted == true)
                delete object;
 
        camera->ResetCollisions();
 
        return deleted;
}
 
bool SBS::DeleteObject(int object)
{
        //delete object by numeric ID
        return DeleteObject(GetObject(object));
}
 
bool SBS::MoveObject(Object *object, Vector3 position, bool relative, bool X, bool Y, bool Z)
{
        //move an object by reference
        //if relative is false, the X, Y and Z values determine which position axes should be set
 
        if (!object)
                return ReportError("Invalid object");
 
        if (relative == false)
        {
                if (X == false)
                        position.x = object->GetPosition().x;
                if (Y == false)
                        position.y = object->GetPosition().y;
                if (Z == false)
                        position.z = object->GetPosition().z;
 
                object->SetPosition(position);
        }
        else
                object->Move(position);
 
        return true;
}
 
bool SBS::RotateObject(Object *object, Vector3 rotation, Real speed, bool relative, bool X, bool Y, bool Z)
{
        //rotate an object by reference
        //if relative is false, the X, Y and Z values determine which position axes should be set
 
        if (!object)
                return ReportError("Invalid object");
 
        if (relative == true)
                object->Rotate(rotation, speed);
        else
        {
                if (X == false)
                        rotation.x = object->GetRotation().x;
                if (Y == false)
                        rotation.y = object->GetRotation().y;
                if (Z == false)
                        rotation.z = object->GetRotation().z;
                object->SetRotation(rotation);
        }
 
        return true;
}
 
void SBS::RemoveFloor(Floor *floor)
{
        //remove a floor (does not delete the object)
 
        floor_manager->Remove(floor);
}
 
void SBS::RemoveElevator(Elevator *elevator)
{
        //remove an elevator (does not delete the object)
 
        elevator_manager->Remove(elevator);
}
 
void SBS::RemoveShaft(Shaft *shaft)
{
        //remove a shaft (does not delete the object)
 
        shaft_manager->Remove(shaft);
}
 
void SBS::RemoveStairwell(Stairwell *stairs)
{
        //remove a stairs object (does not delete the object)
 
        stairwell_manager->Remove(stairs);
}
 
void SBS::RemoveSound(Sound *sound)
{
        //remove a sound from the array
        //this does not delete the object
 
        for (size_t i = 0; i < sounds.size(); i++)
        {
                if (sounds[i] == sound)
                {
                        sounds.erase(sounds.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveReverb(Reverb *reverb)
{
        //remove a reverb from the array
        //this does not delete the object
 
        for (size_t i = 0; i < reverbs.size(); i++)
        {
                if (reverbs[i] == reverb)
                {
                        reverbs.erase(reverbs.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveLight(Light *light)
{
        //remove a light reference (does not delete the object itself)
        for (size_t i = 0; i < lights.size(); i++)
        {
                if (lights[i] == light)
                {
                        lights.erase(lights.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveModel(Model *model)
{
        //remove a model reference (does not delete the object itself)
        for (size_t i = 0; i < ModelArray.size(); i++)
        {
                if (ModelArray[i] == model)
                {
                        ModelArray.erase(ModelArray.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemovePrimitive(Primitive *prim)
{
        //remove a prim reference (does not delete the object itself)
        for (size_t i = 0; i < PrimArray.size(); i++)
        {
                if (PrimArray[i] == prim)
                {
                        PrimArray.erase(PrimArray.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveCustomObject(CustomObject *object)
{
        //remove a custom object reference (does not delete the object itself)
        for (size_t i = 0; i < CustomObjectArray.size(); i++)
        {
                if (CustomObjectArray[i] == object)
                {
                        CustomObjectArray.erase(CustomObjectArray.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveControl(Control *control)
{
        //remove a control reference (does not delete the object itself)
        for (size_t i = 0; i < ControlArray.size(); i++)
        {
                if (ControlArray[i] == control)
                {
                        ControlArray.erase(ControlArray.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveTrigger(Trigger *trigger)
{
        //remove a trigger reference (does not delete the object itself)
        for (size_t i = 0; i < TriggerArray.size(); i++)
        {
                if (TriggerArray[i] == trigger)
                {
                        TriggerArray.erase(TriggerArray.begin() + i);
                        return;
                }
        }
}
 
void SBS::RemoveController(DispatchController *controller)
{
        //remove a floor (does not delete the object)
 
        controller_manager->Remove(controller);
}
 
std::string SBS::VerifyFile(const std::string &filename)
{
        bool result = false;
        return VerifyFile(filename, result, false);
}
 
std::string SBS::VerifyFile(std::string filename, bool &result, bool skip_cache)
{
        //verify a filename
        //if it exists, return the same filename
        //otherwise search the related folder and find a matching filename with a different
        //case (fixes case-sensitivity issues mainly on Linux)
        //returns the original string if not found
        //"result" will return if the file exists or not, but only accurately if skip_cache is true
 
        TrimString(filename);
        ReplaceAll(filename, "\\", "/");
        result = false;
 
        //check for a cached result
        if (skip_cache == false)
        {
                for (size_t i = 0; i < verify_results.size(); i++)
                {
                        if (verify_results[i].filename == filename)
                                return verify_results[i].result;
                }
        }
 
        //get filesystem archive
        Ogre::Archive *filesystem = 0;
        Ogre::ArchiveManager::ArchiveMapIterator it = Ogre::ArchiveManager::getSingleton().getArchiveIterator();
        while(it.hasMoreElements())
        {
                const std::string& key = it.peekNextKey();
                filesystem = it.getNext();
 
                if (!filesystem)
                        return "";
 
                //check for a mount point
                Ogre::StringVectorPtr listing;
                std::string shortname;
                std::string group = GetMountPath(filename, shortname);
 
                if (group == "General")
                {
                        //for the General group, check the native filesystem
 
                        if (filesystem->exists(filename) == true)
                        {
                                //if exact filename exists, cache and exit
                                CacheFilename(filename, filename);
                                result = true;
                                return filename;
                        }
 
                        //otherwise get listing of files to check
                        if (!filesystem_listing)
                                filesystem_listing = filesystem->list();
                        listing = filesystem_listing;
                }
                else
                {
                        //for other groups, check resource mount points
 
                        if (Ogre::ResourceGroupManager::getSingleton().resourceExists(group, shortname) == true)
                        {
                                //if exact filename exists, cache and exit
                                CacheFilename(filename, filename);
                                result = true;
                                return filename;
                        }
 
                        //otherwise get listing of files to check
                        listing = Ogre::ResourceGroupManager::getSingleton().listResourceNames(group);
                }
 
                //go through file listing, to find a match with a different case
                for (size_t i = 0; i < listing->size(); i++)
                {
                        std::string check = listing->at(i);
                        std::string checkoriginal = SetCaseCopy(check, false);
                        std::string checkfile = SetCaseCopy(filename, false);
                        if (checkoriginal == checkfile)
                        {
                                //if match is found, cache and exit
                                CacheFilename(filename, check);
                                result = true;
                                return check;
                        }
                }
        }
 
        //if no match is found, cache original name and exit
        CacheFilename(filename, filename);
        return filename;
}
 
std::string SBS::GetFilesystemPath(std::string filename)
{
        //returns the filesystem path for the specified file
        //the filename needs to be processed by VerifyFile first
 
        TrimString(filename);
        ReplaceAll(filename, "\\", "/");
 
        //get filesystem archive
        Ogre::Archive *filesystem = 0;
        Ogre::ArchiveManager::ArchiveMapIterator it = Ogre::ArchiveManager::getSingleton().getArchiveIterator();
        while(it.hasMoreElements())
        {
                const std::string& key = it.peekNextKey();
                filesystem = it.getNext();
 
                if (!filesystem)
                        return "";
 
                //check for a mount point
                std::string shortname;
                std::string group = GetMountPath(filename, shortname);
 
                if (group == "General")
                {
                        //for the General group, check the native filesystem
 
                        if (filesystem->exists(filename) == true)
                        {
                                std::string path = key;
                                if (key == ".")
                                        path = "";
                                return std::string(path + filename);
                        }
                }
        }
 
        return "";
}
 
bool SBS::FileExists(const std::string &filename)
{
        //check to see if the specified file exists
 
        bool result;
        VerifyFile(filename, result, true);
 
        return result;
}
 
int SBS::GetWallCount()
{
        //return total number of registered walls
        return WallCount;
}
 
int SBS::GetPolygonCount()
{
        //return total number of registered walls
        return PolygonCount;
}
 
void SBS::Prepare(bool report, bool renderonly)
{
        //prepare objects for run
 
        SBS_PROFILE_MAIN("Prepare");
 
        //prepare mesh objects
        if (report == true)
                Report("Preparing meshes...");
        for (size_t i = 0; i < meshes.size(); i++)
        {
                meshes[i]->Prepare(false);
        }
 
        //process dynamic meshes
        if (report == true)
                Report("Processing geometry...");
        for (size_t i = 0; i < dynamic_meshes.size(); i++)
        {
                if (sbs->Verbose && report == true)
                        Report("DynamicMesh " + ToString((int)i) + " of " + ToString((int)dynamic_meshes.size()));
                dynamic_meshes[i]->Prepare();
        }
 
        if (renderonly == false)
        {
                if (report == true)
                        Report("Creating colliders...");
                for (size_t i = 0; i < meshes.size(); i++)
                {
                        if (meshes[i]->tricollider == true && meshes[i]->IsPhysical() == false)
                                meshes[i]->CreateCollider();
                        else
                                meshes[i]->CreateBoxCollider();
                }
        }
 
        if (report == true)
                Report("Finished prepare");
}
 
Light* SBS::AddLight(const std::string &name, int type)
{
        //add a global light
 
        Light* light = new Light(this, name, type);
        lights.emplace_back(light);
        return light;
}
 
void SBS::AddMeshHandle(MeshObject* handle)
{
        meshes.emplace_back(handle);
}
 
void SBS::DeleteMeshHandle(MeshObject* handle)
{
        for (size_t i = 0; i < meshes.size(); i++)
        {
                if (meshes[i] == handle)
                {
                        meshes.erase(meshes.begin() + i);
                        return;
                }
        }
}
 
MeshObject* SBS::FindMeshObject(const std::string &name)
{
        //find a mesh object by searching for matching wrapper
        for (size_t i = 0; i < meshes.size(); i++)
        {
                if (meshes[i]->name == name)
                        return meshes[i];
        }
        return 0;
}
 
Model* SBS::AddModel(const std::string &name, const std::string &filename, bool center, const Vector3 &position, const Vector3 &rotation, Real max_render_distance, Real scale_multiplier, bool enable_physics, Real restitution, Real friction, Real mass)
{
        //add a model
        Model* model = new Model(this, name, filename, center, position, rotation, max_render_distance, scale_multiplier, enable_physics, restitution, friction, mass);
        if (model->load_error == true)
        {
                delete model;
                return 0;
        }
        ModelArray.emplace_back(model);
        return model;
}
 
void SBS::AddModel(Model *model)
{
        //add a model reference
 
        if (!model)
                return;
 
        for (size_t i = 0; i < ModelArray.size(); i++)
        {
                if (ModelArray[i] == model)
                        return;
        }
 
        ModelArray.emplace_back(model);
}
 
Primitive* SBS::AddPrimitive(const std::string &name)
{
        //add a prim
        Primitive* prim = new Primitive(this, name);
        PrimArray.emplace_back(prim);
        return prim;
}
 
void SBS::AddPrimitive(Primitive *primitive)
{
        //add a primitive reference
 
        if (!primitive)
                return;
 
        for (size_t i = 0; i < PrimArray.size(); i++)
        {
                if (PrimArray[i] == primitive)
                        return;
        }
 
        PrimArray.emplace_back(primitive);
}
 
CustomObject* SBS::AddCustomObject(const std::string &name, const Vector3 &position, const Vector3 &rotation, Real max_render_distance, Real scale_multiplier)
{
        //add a custom object
        CustomObject* object = new CustomObject(this, name, position, rotation, max_render_distance, scale_multiplier);
        CustomObjectArray.emplace_back(object);
        return object;
}
 
void SBS::AddCustomObject(CustomObject *object)
{
        //add a custom object reference
 
        if (!object)
                return;
 
        for (size_t i = 0; i < CustomObjectArray.size(); i++)
        {
                if (CustomObjectArray[i] == object)
                        return;
        }
 
        CustomObjectArray.emplace_back(object);
}
 
int SBS::GetConfigInt(const std::string &key, int default_value)
{
        std::string result = configfile->getSetting(key, "", ToString(default_value));
        return ToInt(result);
}
 
std::string SBS::GetConfigString(const std::string &key, const std::string &default_value)
{
        return configfile->getSetting(key, "", default_value);
}
 
bool SBS::GetConfigBool(const std::string &key, bool default_value)
{
        std::string result = configfile->getSetting(key, "", ToString(default_value));
        return ToBool(result);
}
 
Real SBS::GetConfigFloat(const std::string &key, Real default_value)
{
        std::string result = configfile->getSetting(key, "", ToString(default_value));
        return ToFloat(result);
}
 
bool SBS::InBox(const Vector3 &start, const Vector3 &end, const Vector3 &test)
{
        //determine if a point (test) is inside the box defines by start and end vertices
 
        if (test.x > start.x && test.y > start.y && test.z > start.z && test.x < end.x && test.y < end.y && test.z < end.z)
                return true;
        return false;
}
 
void SBS::AdvanceClock()
{
        //advance the clock
 
        unsigned long last = current_time;
 
        //get current time
        current_time = GetCurrentTime();
        if (last == 0)
                last = current_time;
 
        if (current_time < last)
                elapsed_time = current_time + ((unsigned long)-1 - last) + 1;
        else
                elapsed_time = current_time - last;
        current_virtual_time += elapsed_time;
        frame_times.emplace_back(current_time);
        CalculateAverageTime();
}
 
unsigned long SBS::GetCurrentTime()
{
        //get current time
        return timer->getMilliseconds();
}
 
unsigned long SBS::GetRunTime()
{
        //returns simulator run time
        return current_virtual_time;
}
 
unsigned long SBS::GetElapsedTime()
{
        //returns the actual elapsed time between frames
        return elapsed_time;
}
 
unsigned long SBS::GetAverageTime()
{
        //returns the average elapsed time between frames
        return average_time;
}
 
void SBS::CalculateAverageTime()
{
        //calculates the average frame processing time for a specified number of frames
 
        if (frame_times.size() <= 1)
                return;
 
        //SmoothFrames is the maximum number of milliseconds to hold timing info
 
        //find oldest time to keep
        std::deque<unsigned long>::iterator it = frame_times.begin(), end = frame_times.end() - 2;
 
        while (it != end)
        {
                if (frame_times.back() - *it > SmoothFrames)
                        ++it;
                else
                        break;
        }
 
        //remove old times
        frame_times.erase(frame_times.begin(), it);
 
        //calculate average time
        average_time = (frame_times.back() - frame_times.front()) / ((unsigned long)frame_times.size() - 1);
}
 
std::string SBS::GetMountPath(std::string filename, std::string &newfilename)
{
        //get mountpoint (resource group) path of given file
        //if not found, return "General"
 
        Ogre::StringVector list = Ogre::ResourceGroupManager::getSingleton().getResourceGroups();
        ReplaceAll(filename, "\\", "/");
        newfilename = filename;
 
        for (size_t i = 0; i < list.size(); i++)
        {
                if (StartsWith(filename, list[i] + "/") == true)
                {
                        newfilename = filename.substr(list[i].size() + 1);
                        return list[i];
                }
        }
        return "General";
}
 
void SBS::ShowColliders(bool value)
{
        try
        {
                if (mWorld)
                        mWorld->setShowDebugShapes(value);
                camera->ShowDebugShape(value);
        }
        catch (Ogre::Exception &e)
        {
                ReportError("Error enabling/disabling collider shapes\n" + e.getDescription());
        }
}
 
void SBS::CacheFilename(const std::string &filename, const std::string &result)
{
        //caches filename information for VerifyFile function
        VerifyResult verify;
        verify.filename = filename;
        verify.result = result;
        verify_results.emplace_back(verify);
}
 
void SBS::SetLighting(Real red, Real green, Real blue)
{
        OldAmbientR = AmbientR;
        OldAmbientG = AmbientG;
        OldAmbientB = AmbientB;
        AmbientR = red;
        AmbientG = green;
        AmbientB = blue;
}
 
void SBS::ResetLighting()
{
        AmbientR = OldAmbientR;
        AmbientG = OldAmbientG;
        AmbientB = OldAmbientB;
}
 
Control* SBS::AddControl(const std::string &name, const std::string &sound, const std::string &direction, Real CenterX, Real CenterZ, Real width, Real height, Real voffset, int selection_position, std::vector<std::string> &action_names, std::vector<std::string> &textures)
{
        //add a control
        std::vector<Action*> actionnull; //not used
        Control* control = new Control(this, name, false, sound, action_names, actionnull, textures, direction, width, height, true, selection_position);
        control->SetPosition(CenterX, voffset, CenterZ);
        ControlArray.emplace_back(control);
        return control;
}
 
Trigger* SBS::AddTrigger(const std::string &name, const std::string &sound_file, const Vector3 &area_min, const Vector3 &area_max, std::vector<std::string> &action_names)
{
        //add a trigger
        Trigger* trigger = new Trigger(this, name, false, sound_file, area_min, area_max, action_names);
        TriggerArray.emplace_back(trigger);
        return trigger;
}
 
Action* SBS::AddAction(const std::string &name, std::vector<Object*> &action_parents, const std::string &command, const std::vector<std::string> &parameters)
{
        //add a global action
 
        Action *action = new Action(this, name, action_parents, command, parameters);
        ActionArray.emplace_back(action);
        return action;
}
 
Action* SBS::AddAction(const std::string &name, std::vector<Object*> &action_parents, const std::string &command)
{
        //add a global action
 
        Action *action = new Action(this, name, action_parents, command);
        ActionArray.emplace_back(action);
        return action;
}
 
std::vector<Action*> SBS::GetAction(std::string name)
{
        //get action by name
        ReplaceAll(name, " ", "");
 
        //for an action that references an elevator's "Car 1", create
        //a second check with the "Car 1" part removed for compatibility
        std::string name2;
        size_t pos = name.find("Car1");
        if (name.substr(0, 8) == "Elevator" && pos != std::string::npos)
                name2 = name.substr(0, pos - 1) + name.substr(name.find(":", pos));
 
        std::vector<Action*> actionlist;
        for (size_t i = 0; i < ActionArray.size(); i++)
        {
                std::string actionname = ActionArray[i]->GetName();
                ReplaceAll(actionname, " ", "");
                if (actionname == name || actionname == name2)
                        actionlist.emplace_back(ActionArray[i]);
        }
        return actionlist;
}
 
int SBS::GetActionCount()
{
        //get number of registered actions
        return (int)ActionArray.size();
}
 
bool SBS::AddActionParent(const std::string &name, std::vector<Object*> &parents)
{
        //add parent to actions specified by 'name'
 
        bool result = false;
        std::vector<Action*> actionlist = GetAction(name);
 
        for (size_t i = 0; i < actionlist.size(); i++)
        {
                Action *action = actionlist[i];
                for (size_t j = 0; j < parents.size(); j++)
                {
                        if (action->AddParent(parents[j]))
                                result = true;
                }
        }
        return result;
}
 
bool SBS::RemoveActionParent(const std::string &name, std::vector<Object*> &parents)
{
        //remove parent object from actions specified by 'name'
 
        bool result = false;
        std::vector<Action*> actionlist = GetAction(name);
 
        for (size_t i = 0; i < actionlist.size(); i++)
        {
                Action *action = actionlist[i];
                for (size_t j = 0; j < parents.size(); j++)
                {
                        if (action->RemoveParent(parents[j]))
                                result = true;
                }
        }
        return result;
}
 
bool SBS::RemoveActionParent(std::vector<Object*> &parents)
{
        //remove parent object from all action objects
 
        bool result = false;
        for (size_t i = 0; i < ActionArray.size(); i++)
        {
                Action *action = ActionArray[i];
                for (size_t j = 0; j < parents.size(); j++)
                {
                        if (action->RemoveParent(parents[j]))
                                result = true;
                }
        }
        return result;
}
 
bool SBS::RemoveAction(std::string name)
{
        //remove action by name
 
        ReplaceAll(name, " ", "");
        bool result = false;
        for (size_t i = 0; i < ActionArray.size(); i++)
        {
                if (ActionArray[i])
                {
                        std::string actionname = ActionArray[i]->GetName();
                        ReplaceAll(actionname, " ", "");
                        if (actionname == name)
                        {
                                delete ActionArray[i];
                                ActionArray.erase(ActionArray.begin() + i);
                                i--;
                                result = true;
                        }
                }
        }
        return result;
}
 
bool SBS::RemoveAction(Action *action)
{
        //remove action
 
        if (!action)
                return false;
 
        bool result = false;
        for (size_t i = 0; i < ActionArray.size(); i++)
        {
                if (ActionArray[i] == action)
                {
                        delete ActionArray[i];
                        ActionArray.erase(ActionArray.begin() + i);
                        i--;
                        result = true;
 
                        //remove reference to action in all control objects
                        for (size_t j = 0; j < control_index.size(); j++)
                        {
                                control_index[j]->RemoveAction(action);
                        }
                }
        }
        return result;
}
 
Object* SBS::GetObject(std::string name, bool case_sensitive)
{
        //get object by name
 
        ReplaceAll(name, " ", "");
 
        //use hints to quickly find a reference
        {
                //floors
                bool found = false;
                std::string tmpname = "Floor";
                if (case_sensitive == false)
                {
                        SetCase(name, false);
                        SetCase(tmpname, false);
 
                        if (name.find("floor", 0) == 0)
                                found = true;
                }
                else
                {
                        if (name.find("Floor", 0) == 0)
                                found = true;
                }
 
                if (found == true && name.find(":", 0) == std::string::npos)
                {
                        std::string number = name.substr(5);
                        if (IsNumeric(number))
                        {
                                int floor = ToInt(number);
                                return sbs->GetFloor(floor);
                        }
                }
        }
        {
                //elevators
                bool found = false;
                std::string tmpname = "Elevator";
                if (case_sensitive == false)
                {
                        SetCase(name, false);
                        SetCase(tmpname, false);
 
                        if (name.find("elevator", 0) == 0)
                                found = true;
                }
                else
                {
                        if (name.find("Elevator", 0) == 0)
                                found = true;
                }
 
                if (found == true && name.find(":", 0) == std::string::npos)
                {
                        std::string number = name.substr(8);
                        if (IsNumeric(number))
                        {
                                int elevator = ToInt(number);
                                return sbs->GetElevator(elevator);
                        }
                }
        }
        {
                //shafts
                bool found = false;
                std::string tmpname = "Shaft";
                if (case_sensitive == false)
                {
                        SetCase(name, false);
                        SetCase(tmpname, false);
 
                        if (name.find("shaft", 0) == 0)
                                found = true;
                }
                else
                {
                        if (name.find("Shaft", 0) == 0)
                                found = true;
                }
 
                if (found == true && name.find(":", 0) == std::string::npos)
                {
                        std::string number = name.substr(5);
                        if (IsNumeric(number))
                        {
                                int shaft = ToInt(number);
                                return sbs->GetShaft(shaft);
                        }
                }
        }
        {
                //shafts
                bool found = false;
                std::string tmpname = "Stairwell";
                if (case_sensitive == false)
                {
                        SetCase(name, false);
                        SetCase(tmpname, false);
 
                        if (name.find("stairwell", 0) == 0)
                                found = true;
                }
                else
                {
                        if (name.find("Stairwell", 0) == 0)
                                found = true;
                }
 
                if (found == true && name.find(":", 0) == std::string::npos)
                {
                        std::string number = name.substr(9);
                        if (IsNumeric(number))
                        {
                                int stair = ToInt(number);
                                return sbs->GetStairwell(stair);
                        }
                }
        }
 
        for (size_t i = 0; i < ObjectArray.size(); i++)
        {
                if (ObjectArray[i])
                {
                        std::string tmpname = ObjectArray[i]->GetName();
                        ReplaceAll(tmpname, " ", "");
                        if (case_sensitive == false)
                                SetCase(tmpname, false);
 
                        //get by object name
                        if (tmpname == name)
                                return ObjectArray[i];
 
                        if (ObjectArray[i]->GetParent())
                        {
                                std::string parent_name = ObjectArray[i]->GetParent()->GetName();
                                ReplaceAll(parent_name, " ", "");
                                if (case_sensitive == false)
                                        SetCase(parent_name, false);
 
                                //get by "parentname:objectname"
                                if (name == parent_name + ":" + tmpname)
                                        return ObjectArray[i];
 
                                if (ObjectArray[i]->GetParent()->GetParent())
                                {
                                        std::string grandparent_name = ObjectArray[i]->GetParent()->GetParent()->GetName();
                                        ReplaceAll(grandparent_name, " ", "");
                                        if (case_sensitive == false)
                                                SetCase(grandparent_name, false);
 
                                        //get by "grandparentname:parentname:objectname"
                                        if (name == grandparent_name + ":" + parent_name + ":" + tmpname)
                                                return ObjectArray[i];
                                }
                        }
                }
        }
 
        return 0;
}
 
Object* SBS::GetObjectOfParent(std::string parent_name, std::string name, const std::string &type, bool case_sensitive)
{
        //get object by name
 
        ReplaceAll(name, " ", "");
        ReplaceAll(parent_name, " ", "");
        if (case_sensitive == false)
        {
                SetCase(name, false);
                SetCase(parent_name, false);
        }
 
        for (size_t i = 0; i < ObjectArray.size(); i++)
        {
                Object *object = ObjectArray[i];
 
                if (object)
                {
                        if (object->GetType() != type)
                                continue;
 
                        Object* parent = ObjectArray[i]->GetParent();
 
                        if (parent)
                        {
                                std::string namecheck = parent->GetName();
                                ReplaceAll(namecheck, " ", "");
                                if (case_sensitive == false)
                                        SetCase(namecheck, false);
 
                                if (namecheck == parent_name) //check object for match if parent matches
                                {
                                        std::string tmpname = object->GetName();
                                        ReplaceAll(tmpname, " ", "");
                                        if (case_sensitive == false)
                                                SetCase(tmpname, false);
 
                                        //get by object name
                                        if (tmpname == name)
                                                return object;
                                }
                        }
                }
        }
 
        return 0;
}
 
std::vector<Object*> SBS::GetObjectRange(const std::string &expression)
{
        //get object by name range expression (ex. "Floors 1 to 3")
 
        std::vector<Object*> objects;
        size_t temp = expression.find("to", 0);
 
        //the name 'elevator' matches the previous search - in this case, detect it and undo
        size_t temp2 = expression.find("tor", 0);
        if (temp == temp2)
                temp = 0;
 
        std::string type;
 
        if (temp > 0 && temp != std::string::npos)
        {
                if (expression.substr(0, 6) == "Floors")
                        type = "floor";
                else if (expression.substr(0, 9) == "Elevators")
                        type = "elevator";
                else if (expression.substr(0, 6) == "Shafts")
                        type = "shaft";
                else if (expression.substr(0, 10) == "Stairwells")
                        type = "stairwell";
                else
                {
                        ReportError("GetObjectRange: Invalid object type");
                        return objects;
                }
 
                std::string str1 = expression.substr(type.size() + 1, temp - (type.size() + 1));
                std::string str2 = expression.substr(temp + 2, expression.length() - (temp + 2));
                TrimString(str1);
                TrimString(str2);
                int RangeL = 0, RangeH = 0;
                if (!IsNumeric(str1, RangeL) || !IsNumeric(str2, RangeH))
                {
                        ReportError("GetObjectRange: Invalid range");
                        return objects;
                }
 
                for (size_t i = 0; i < ObjectArray.size(); i++)
                {
                        if (ObjectArray[i])
                        {
                                std::string tmpname = ObjectArray[i]->GetName();
                                for (int j = RangeL; j <= RangeH; j++)
                                {
                                        std::string number = ToString(j);
                                        if (type == "floor")
                                        {
                                                if (tmpname == "Floor " + number)
                                                        objects.emplace_back(ObjectArray[i]);
                                        }
                                        if (type == "elevator")
                                        {
                                                if (tmpname == "Elevator " + number)
                                                        objects.emplace_back(ObjectArray[i]);
                                        }
                                        if (type == "shaft")
                                        {
                                                if (tmpname == "Shaft " + number)
                                                        objects.emplace_back(ObjectArray[i]);
                                        }
                                        if (type == "stairwell")
                                        {
                                                if (tmpname == "Stairwell " + number)
                                                        objects.emplace_back(ObjectArray[i]);
                                        }
                                }
                        }
                }
        }
        else
        {
                //return single result
                Object *obj = GetObject(expression);
                if (obj)
                        objects.emplace_back(obj);
        }
 
        return objects;
}
 
Action* SBS::GetAction(int index)
{
        if (index >= 0 && index < (int)ActionArray.size())
                return ActionArray[index];
        return 0;
}
 
bool SBS::RunAction(const std::string &name)
{
        //run action by name - will run multiple actions if the name is the same
 
        std::vector<Action*> actionlist = GetAction(name);
 
        bool result = true;
        for (size_t i = 0; i < actionlist.size(); i++)
        {
                bool result2 = false;
                bool hold = false; //not used
 
                if (actionlist[i])
                        result2 = actionlist[i]->DoAction(this, hold);
 
                if (result2 == false)
                        result = false;
        }
        return result;
}
 
bool SBS::RunAction(int index)
{
        //run action by index number
 
        Action *action = GetAction(index);
        bool hold = false; //not used
        if (action)
                return action->DoAction(this, hold);
        return false;
}
 
void SBS::AddKey(int keyid, const std::string &name)
{
        //adds key 'keyid' to the user's keyring
        Key key;
        key.id = keyid;
        key.name = name;
        keys.emplace_back(key);
 
        Report("Added key " + ToString(keyid) + " (" + name + ") to keyring");
}
 
bool SBS::CheckKey(int keyid)
{
        //checks to see if the user has the specified key
 
        for (size_t i = 0; i < keys.size(); i++)
        {
                if (keys[i].id == keyid)
                        return true;
        }
        return false;
}
 
void SBS::ListKeys()
{
        //list all keys
 
        Report("\n--- Keys ---\n");
 
        for (size_t i = 0; i < keys.size(); i++)
        {
                std::string id = ToString(keys[i].id);
                Report(id + " - " + keys[i].name);
        }
        Report("");
}
 
void SBS::RegisterControl(Control *control)
{
        //add control to index
        control_index.emplace_back(control);
}
 
void SBS::UnregisterControl(Control *control)
{
        //remove control from index
 
        for (size_t i = 0; i < control_index.size(); i++)
        {
                if (control_index[i] == control)
                {
                        control_index.erase(control_index.begin() + i);
                        return;
                }
        }
}
 
void SBS::ShowFloorList()
{
        //show floor information for all floors
 
        bool header_shown = false;
        for (int i = -Basements; i < Floors; i++)
        {
                Floor *floor = GetFloor(i);
                if (floor)
                {
                        if (header_shown == false)
                        {
                                floor->ShowInfo(false, true);
                                header_shown = true;
                        }
                        else
                                floor->ShowInfo(false, false);
                }
        }
        Report("");
}
 
void SBS::ShowSceneNodes(bool value)
{
        //show all scene nodes for debugging
 
        mSceneManager->setDisplaySceneNodes(value);
}
 
void SBS::ShowBoundingBoxes(bool value)
{
        //show all mesh bounding boxes for debugging
 
        mSceneManager->showBoundingBoxes(value);
}
 
void SBS::ListVisibleMeshes()
{
        //list all meshes visible by the main camera
 
        Report("\n--- Visible Dynamic Meshes ---");
        Report("Name\t-\tSubmeshes\n");
        int count = 0;
        int submeshes = 0;
        int total = 0;
 
        for (size_t i = 0; i < dynamic_meshes.size(); i++)
        {
                for (int j = 0; j < dynamic_meshes[i]->GetMeshCount(); j++)
                {
                        if (camera->IsDynamicMeshVisible(dynamic_meshes[i], j) == true)
                        {
                                submeshes = dynamic_meshes[i]->GetSubMeshCount(j);
                                Report(dynamic_meshes[i]->GetMeshName(j) + "\t-\t" + ToString(submeshes));
                                count++;
                                total += submeshes;
                        }
                }
        }
        Report("Total: " + ToString(count) + " meshes, " + ToString(total) + " submeshes");
        Report("");
}
 
int SBS::GetEscalatorCount()
{
        //return total number of escalators
        return (int)EscalatorArray.size();
}
 
int SBS::GetMovingWalkwayCount()
{
        //return total number of allocated sounds
        return (int)MovingWalkwayArray.size();
}
 
bool SBS::HitBeam(const Ray &ray, Real max_distance, MeshObject *&mesh, Wall *&wall, Vector3 &hit_position)
{
        //use a given ray and distance, and return the nearest hit mesh and if applicable, wall object
        //note that the ray's origin and direction need to be in engine-relative values
 
        //create a new ray that has absolute positioning, for engine offsets
        Ray ray2 (ToRemote(ToGlobal(ToLocal(ray.getOrigin()))), GetOrientation() * ray.getDirection());
 
        //get a collision callback from Bullet
        OgreBulletCollisions::CollisionClosestRayResultCallback callback (ray2, mWorld, max_distance);
 
        //check for collision
        mWorld->launchRay(callback);
 
        //exit if no collision
        if (callback.doesCollide() == false)
                return false;
 
        //get collided collision object
        OgreBulletCollisions::Object* object = callback.getCollidedObject();
 
        if (!object)
                return false;
 
        //get name of collision object's grandparent scenenode (which is the same name as the mesh object)
        std::string meshname;
        if (dynamic_cast<OgreBulletDynamics::WheeledRigidBody*>(object) == 0)
                meshname = object->getRootNode()->getParentSceneNode()->getName();
        else
                meshname = object->getRootNode()->getChild(0)->getName(); //for vehicles, the child of the root node is the mesh
 
        //get hit/intersection position
        hit_position = ToLocal(callback.getCollisionPoint());
 
        //get associated mesh object
        mesh = FindMeshObject(meshname);
        if (!mesh)
                return false;
 
        //get wall object, if any
        Vector3 isect;
        Real distance = 2000000000.;
        Vector3 normal = Vector3::ZERO;
        wall = mesh->GetPolyMesh()->FindWallIntersect(ray.getOrigin(), ray.getPoint(max_distance), isect, distance, normal);
 
        return true;
}
 
void SBS::EnableRandomActivity(bool value)
{
        //enable random activity, by creating random people
 
        if (value == true)
        {
                //create regular people
                int people = GetConfigInt("Skyscraper.SBS.Person.RandomPeople", 0);
                people = people == 0 ? GetTotalFloors() : people;
                for (int i = 0; i < people; i++)
                {
                        Person *person = CreatePerson("Random " + ToString(i + 1), Lobby, false);
 
                        //enable random activity on the person
                        person->EnableRandomActivity(true);
                }
 
                //create a service person
                Person *person = CreatePerson("Random " + ToString(people + 1), Lobby, true);
 
                //enable random activity on the person
                person->EnableRandomActivity(true);
        }
        else if (value == false)
        {
                for (size_t i = 0; i < PersonArray.size(); i++)
                {
                        if (PersonArray[i]->IsRandomActivityEnabled() == true)
                        {
                                Person *person = PersonArray[i];
                                delete person;
                                i--;
                        }
                }
        }
 
        RandomActivity = value;
}
 
void SBS::EnableMalfunctions(bool value)
{
        //enable malfunctions
 
        for (int i = 1; i <= elevator_manager->GetCount(); i++)
        {
                Elevator *elevator = elevator_manager->Get(i);
                if (elevator)
                {
                        elevator->EnableMalfunctions(value);
                }
        }
 
        for (size_t i = 0; i < EscalatorArray.size(); i++)
        {
                Escalator *escalator = EscalatorArray[i];
                if (escalator)
                {
                        escalator->EnableMalfunctions(value);
                }
        }
 
        Malfunctions = value;
}
 
bool SBS::IsObjectValid(Object *object, std::string type)
{
        //test if an object is valid
 
        if (type == "Floor")
        {
                for (int i = 0; i < floor_manager->GetCount(); i++)
                {
                        if (floor_manager->GetIndex(i) == static_cast<Floor*>(object))
                                return true;
                }
        }
        else if (type == "Elevator")
        {
                for (int i = 0; i < elevator_manager->GetCount(); i++)
                {
                        if (elevator_manager->GetIndex(i) == static_cast<Elevator*>(object))
                                return true;
                }
        }
        else if (type == "Shaft")
        {
                for (int i = 0; i < shaft_manager->GetCount(); i++)
                {
                        if (shaft_manager->GetIndex(i) == static_cast<Shaft*>(object))
                                return true;
                }
        }
        else if (type == "Stairwell")
        {
                for (int i = 0; i < stairwell_manager->GetCount(); i++)
                {
                        if (stairwell_manager->GetIndex(i) == static_cast<Stairwell*>(object))
                                return true;
                }
        }
        else if (type == "Mesh")
        {
                for (size_t i = 0; i < meshes.size(); i++)
                {
                        if (meshes[i] == static_cast<MeshObject*>(object))
                                return true;
                }
        }
        else if (type == "Control")
        {
                for (size_t i = 0; i < control_index.size(); i++)
                {
                        if (control_index[i] == static_cast<Control*>(object))
                                return true;
                }
        }
 
        //do a slow full scan of the object array for all other objects
        for (size_t i = 0; i < ObjectArray.size(); i++)
        {
                if (ObjectArray[i] == object)
                        return true;
        }
        return false;
}
 
bool SBS::IsActionValid(Action *action)
{
        //test if an action is valid
 
        for (size_t i = 0; i < ActionArray.size(); i++)
        {
                if (ActionArray[i] == action)
                        return true;
        }
        return false;
}
 
Person* SBS::CreatePerson(std::string name, int floor, bool service_access)
{
        //create a person
 
        if (name == "")
        {
                int number = GetPersonCount() + 1;
                name = "Person " + ToString(number);
        }
        Person *person = new Person(this, name, floor, service_access);
        PersonArray.emplace_back(person);
        return person;
}
 
void SBS::RemovePerson(Person *person)
{
        //remove a person (does not delete the object)
 
        for (size_t i = 0; i < PersonArray.size(); i++)
        {
                if (PersonArray[i] == person)
                {
                        PersonArray.erase(PersonArray.begin() + i);
                        return;
                }
        }
}
 
bool SBS::AttachCamera(std::vector<Ogre::Camera*> &cameras, bool init_state)
{
        if (cameras.size() > 0)
                return camera->Attach(cameras, init_state);
        return false;
}
 
bool SBS::DetachCamera()
{
        return camera->Detach();
}
 
std::string SBS::ProcessFullName(std::string name, int &instance, int &object_number, bool strip_number)
{
        //if given a full object ID name (such as "0:(4)Landscape"),
        //return base name and parse out instance number and object number
 
        //if strip_number is false, leave object number identifier in string
 
        //get and strip off engine instance number
        size_t index = name.find(":(");
        instance = ToInt(name.substr(0, index));
        name.erase(name.begin(), name.begin() + index + 1);
 
        //get and optionally strip off object number
        index = name.find(")");
        object_number = ToInt(name.substr(1, index - 1));
 
        if (strip_number == true)
                name.erase(name.begin(), name.begin() + index + 1);
 
        return name;
}
 
Person* SBS::GetPerson(int number)
{
        if (number < 0 || number > (int)PersonArray.size() - 1)
                return 0;
 
        return PersonArray[number];
}
 
bool SBS::IsInside()
{
        //return true if the user is inside the sim engine's area
 
        if (area_trigger)
                return area_trigger->IsInside();
 
        //if no trigger is defined, user is always inside the area
        return true;
}
 
bool SBS::IsInside(const Vector3 &position)
{
        //return true if the specified position is inside the sim engine's area
 
        if (area_trigger)
                return area_trigger->IsInside(position);
 
        //if no trigger is defined, position is always inside the area
        return true;
}
 
bool SBS::GetBounds(Vector3 &min, Vector3 &max)
{
        if (area_trigger)
        {
                min = area_trigger->GetMin();
                max = area_trigger->GetMax();
                return true;
        }
 
        min = Vector3::ZERO;
        max = Vector3::ZERO;
        return false;
}
 
void SBS::CutOutsideBoundaries(bool landscape, bool buildings, bool external, bool floors)
{
        //cut landscape and buildings for engine bounds if needed
        //run this function before calling Start()
 
        if (!area_trigger)
                return;
 
        Report("Cutting outside boundaries...");
        Vector3 min = area_trigger->GetMin();
        Vector3 max = area_trigger->GetMax();
 
        if (landscape == true)
                Landscape->CutOutsideBounds(min, max, true, true);
        if (buildings == true)
                Buildings->CutOutsideBounds(min, max, true, true);
        if (external == true && External)
                External->CutOutsideBounds(min, max, true, true);
 
        if (floors == true)
        {
                for (int i = 0; i < floor_manager->GetCount(); i++)
                        floor_manager->GetIndex(i)->Level->CutOutsideBounds(min, max, true, true);
        }
}
 
void SBS::CutInsideBoundaries(const Vector3 &min, const Vector3 &max, bool landscape, bool buildings, bool external, bool floors)
{
        //cut landscape and buildings for specified bounds
        //run this function before calling Start()
 
        if (landscape == true)
                Landscape->Cut(min, max, true, true);
        if (buildings == true)
                Buildings->Cut(min, max, true, true);
        if (external == true && External)
                External->Cut(min, max, true, true);
 
        if (floors == true)
        {
                for (int i = 0; i < floor_manager->GetCount(); i++)
                        floor_manager->GetIndex(i)->Level->Cut(min, max, true, true);
        }
}
 
void SBS::SetBounds(const Vector3 &area_min, const Vector3 &area_max)
{
        //don't set bounds if the primary engine
        if (InstanceNumber == 0)
                return;
 
        if (area_min != Vector3::ZERO && area_max != Vector3::ZERO && !area_trigger)
        {
                std::vector<std::string> names;
                names.emplace_back("Off");
                area_trigger = new Trigger(this, "System Boundary", true, "", area_min, area_max, names);
        }
}
 
void SBS::ResetState()
{
        //reset building to original state
 
        //turn on main objects
        EnableBuildings(true);
        EnableLandscape(true);
        EnableExternal(true);
        EnableSkybox(true);
 
        //turn off interior objects
        floor_manager->EnableAll(false);
        shaft_manager->EnableAll(false);
        stairwell_manager->EnableAll(false);
        elevator_manager->EnableAll(false);
 
        //turn off reverbs
        for (size_t i = 0; i < reverbs.size(); i++)
        {
                if (reverbs[i])
                        reverbs[i]->Enabled(false);
        }
 
        //reset camera state
        camera->ResetState();
}
 
Vector3 SBS::ToGlobal(const Vector3 &position)
{
        //convert an engine-relative position to a global (scene) position
 
        return (GetOrientation().Inverse() * position) + GetPosition();
}
 
Vector3 SBS::FromGlobal(const Vector3 &position)
{
        //convert a global (scene) position to an engine-relative position
 
        return (GetOrientation() * (position - GetPosition()));
}
 
Quaternion SBS::ToGlobal(const Quaternion &orientation)
{
        //convert an engine-relative orientation (rotation) to a global (scene) orientation
 
        return (GetOrientation() * orientation);
}
 
Quaternion SBS::FromGlobal(const Quaternion &orientation)
{
        //convert a global (scene) orientation (rotation) to an engine-relative orientation
 
        return (GetOrientation().Inverse() * orientation);
}
 
Light* SBS::GetLight(std::string name)
{
        //get a light by name
 
        SetCase(name, false);
 
        for (size_t i = 0; i < lights.size(); i++)
        {
                if (SetCaseCopy(lights[i]->GetName(), false) == name)
                        return lights[i];
        }
 
        return 0;
}
 
Model* SBS::GetModel(std::string name)
{
        //get a model by name
 
        SetCase(name, false);
 
        for (size_t i = 0; i < ModelArray.size(); i++)
        {
                if (SetCaseCopy(ModelArray[i]->GetName(), false) == name)
                        return ModelArray[i];
        }
 
        return 0;
}
 
Primitive* SBS::GetPrimitive(std::string name)
{
        //get a primitive by name
 
        SetCase(name, false);
 
        for (size_t i = 0; i < PrimArray.size(); i++)
        {
                if (SetCaseCopy(PrimArray[i]->GetName(), false) == name)
                        return PrimArray[i];
        }
 
        return 0;
}
 
CustomObject* SBS::GetCustomObject(std::string name)
{
        //get a custom object by name
 
        SetCase(name, false);
 
        for (size_t i = 0; i < CustomObjectArray.size(); i++)
        {
                if (SetCaseCopy(CustomObjectArray[i]->GetName(), false) == name)
                        return CustomObjectArray[i];
        }
 
        return 0;
}
 
void SBS::RegisterDynamicMesh(DynamicMesh *dynmesh)
{
        //register a dynamic mesh with the system
 
        dynamic_meshes.emplace_back(dynmesh);
}
 
void SBS::UnregisterDynamicMesh(DynamicMesh *dynmesh)
{
        //unregister a dynamic mesh from the system
 
        for (size_t i = 0; i < dynamic_meshes.size(); i++)
        {
                if (dynamic_meshes[i] == dynmesh)
                {
                        dynamic_meshes.erase(dynamic_meshes.begin() + i);
                        return;
                }
        }
}
 
SoundSystem* SBS::GetSoundSystem()
{
        return soundsystem;
}
 
int SBS::GetPersonCount()
{
        return (int)PersonArray.size();
}
 
bool SBS::HasBounds()
{
        return (area_trigger != 0);
}
 
FloorManager* SBS::GetFloorManager()
{
        return floor_manager;
}
 
ElevatorManager* SBS::GetElevatorManager()
{
        return elevator_manager;
}
 
ShaftManager* SBS::GetShaftManager()
{
        return shaft_manager;
}
 
StairwellManager* SBS::GetStairwellManager()
{
        return stairwell_manager;
}
 
DoorManager* SBS::GetDoorManager()
{
        return door_manager;
}
 
TextureManager* SBS::GetTextureManager()
{
        return texturemanager;
}
 
RevolvingDoorManager* SBS::GetRevolvingDoorManager()
{
        return revolvingdoor_manager;
}
 
VehicleManager* SBS::GetVehicleManager()
{
        return vehicle_manager;
}
 
ControllerManager* SBS::GetControllerManager()
{
        return controller_manager;
}
 
void SBS::RegisterCameraTexture(CameraTexture *camtex)
{
        //register a camera texture
 
        camtexarray.emplace_back(camtex);
}
 
void SBS::UnregisterCameraTexture(CameraTexture *camtex)
{
        //unregister a camera texture
 
        for (size_t i = 0; i < camtexarray.size(); i++)
        {
                if (camtexarray[i] == camtex)
                {
                        camtexarray.erase(camtexarray.begin() + i);
                        return;
                }
        }
}
 
int SBS::GetCameraTextureCount()
{
        return (int)camtexarray.size();
}
 
CameraTexture* SBS::GetCameraTexture(int number)
{
        if (number < camtexarray.size())
                return camtexarray[number];
        return 0;
}
 
Utility* SBS::GetUtility()
{
        return utility;
}
 
GeometryController* SBS::GetGeometry()
{
        return geometry;
}
 
void SBS::MemoryReport()
{
        //print a memory report
        Report("");
        Report("--- Memory Report ---");
 
        size_t total = 0;
        for (size_t i = 0; i < meshes.size(); i++)
                total += meshes[i]->GetSize();
 
        //texture memory
        Report("Textures: " + ToString(texturemanager->GetMemoryUsage() / 1024) + " kb");
 
        //mesh memory
        Report("Meshes: " + ToString(total / 1024) + " kb");
 
        Report("");
}
 
void SBS::RegisterEscalator(Escalator *escalator)
{
        //add escalator to index
        EscalatorArray.emplace_back(escalator);
}
 
void SBS::UnregisterEscalator(Escalator *escalator)
{
        //remove escalator from index
 
        for (size_t i = 0; i < EscalatorArray.size(); i++)
        {
                if (EscalatorArray[i] == escalator)
                {
                        EscalatorArray.erase(EscalatorArray.begin() + i);
                        return;
                }
        }
}
 
Escalator* SBS::GetEscalator(int index)
{
        if (index >= 0 && index < EscalatorArray.size())
                return EscalatorArray[index];
        return 0;
}
 
void SBS::RegisterMovingWalkway(MovingWalkway *walkway)
{
        //add moving walkway to index
        MovingWalkwayArray.emplace_back(walkway);
}
 
void SBS::UnregisterMovingWalkway(MovingWalkway *walkway)
{
        //remove moving walkway from index
 
        for (size_t i = 0; i < MovingWalkwayArray.size(); i++)
        {
                if (MovingWalkwayArray[i] == walkway)
                {
                        MovingWalkwayArray.erase(MovingWalkwayArray.begin() + i);
                        return;
                }
        }
}
 
MovingWalkway* SBS::GetMovingWalkway(int index)
{
        if (index >= 0 && index < MovingWalkwayArray.size())
                return MovingWalkwayArray[index];
        return 0;
}
 
void SBS::SetPower(bool value)
{
        //set building power state
 
        power_state = value;
}
 
bool SBS::GetPower()
{
        //return building power state
 
        return power_state;
}
 
int SBS::GetReverbCount()
{
        return (int)reverbs.size();
}
 
Reverb* SBS::GetReverb(int index)
{
        if (index >= 0 && index < (int)reverbs.size())
                return reverbs[index];
        return 0;
}
 
void SBS::EnableMap(bool value)
{
        //enable or disable map generator
        if (MapGenerator)
                MapGenerator->Enabled(value);
}
 
int SBS::GetTextureCount()
{
        if (GetTextureManager())
                return GetTextureManager()->GetMaterialCount();
 
        return 0;
}
 
Trigger* SBS::GetAreaTrigger()
{
        return area_trigger;
}
 
Vector3 SBS::GetCenter()
{
        //return the center point of this sim engine, based on the bounds
 
        if (HasBounds() == false)
                return Vector3(0, 0, 0);
 
        return area_trigger->GetBounds().getCenter();
}
 
}