基于虚拟现实的城市道路斑马线通行体验系统设计与实现pdfdoc.docx
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基于虚拟现实的城市道路斑马线通行体验系统设计与实现pdfdoc
基于虚拟现实的城市道路斑马线通行体验
系统设计与实现
重庆大学硕士学位论文
(专业学位)
学生姓名:
冯尚飞
指导教师:
梁山教授
兼职教师:
王洪刚高工
学位类别:
工程硕士(控制工程领域)
重庆大学自动化学院
二O一四年四月
DesignandImplementationofUrban
StreetZebraCrossingExperienceSystem
BasedonVirtualReality
AThesisSubmittedtoChongqingUniversity
inPartialFulfillmentoftheRequirementfor
ProfessionalDegree
By
ShangfeiFeng
SupervisedbyProf.ShanLiang
PluralisticSupervisorbySeniorEng.HonggangWang
Specialty:
ME(ControlEngineering)
CollegeofAutomaticControlChongqing
University,Chongqing,China,
April.2014
重庆大学硕士学位论文
中文摘要
摘
要
随着我国国民经济的增长机动车数量快速增加,导致城市道路交通事故接连
发生。
面对一系列交通事故的发生,从未成年抓起、对未成年进行城市道路交通
安全教育是解决上述问题的有效手段之一。
针对未成年人道路交通安全教育需求,
本文搭建了一个以虚拟现实为基础的城市道路斑马线交通通行体验平台,利用虚
拟现实技术对城市道路斑马线交通流进行模拟,让未成年人零距离接受城市道路
斑马线交通安全教育,提高未成年人自觉遵守斑马线交通法规的意识和自我保护
能力。
本文以重庆欧派信息科技公司项目为依托,对城市道路斑马线通行体验系统
进行了设计和开发。
论文的主要工作包括以下几个部分:
①介绍了选题背景及意义,讨论了虚拟现实技术在城市道路交通中的应用现
状,然后根据当今城市道路斑马线交通流的实际情况对城市道路斑马线通行体验
系统进行了需求分析;
②依照系统的需求分析和功能分析,对城市道路斑马线通行体验系统的系统
构架、系统模块、开发流程以及软硬件进行了分析设计;
③利用3DMax建立了城市道路、楼房、车辆等物体的运动学模型,利用
Unity3d构建出斑马线交通通行体验虚拟场景,利用计算机技术、多媒体技术以及
其他辅助硬件构建出了一个完整的斑马线通行体验架构,采用VC++、C#语言
和.NET框架以及Unity3d平台对系统进行开发;
④系统着重对红绿信号灯控制模块、车辆运动控制模块、声音控制模块、画
面控制效果模块等进行了设计,系统还利用VC++、Socket网络编程开发了PLC
服务应用程序;
⑤根据系统的整体设计方案对系统硬件设备进行选型,并将系统部署在重庆
市北部新区人和街道安全体验馆进行现场运行测试。
经现场实施验证,斑马线通行体验系统能够满足设计需求。
通过搭建虚拟现
实的城市道路斑马线通行体验平台,在对未成年人道路交通安全教育方面起到巨
大的推动作用,改变了传统的交通安全宣传方式,实现了斑马线交通安全教育效
果的最大化,对城市道路交通安全性建设具有重大意义。
关键字:
斑马线,虚拟现实,Unity3D,通行体验
I
重庆大学硕士学位论文
英文摘要
ABSTRACT
Motorvehicleshasbeenincreasingingreatquantityundertherapidly
improvementofeconomic,andthatleadstotrafficaccidentsoccurfrequently.Facinga
seriesoftrafficaccidents,roadsafetyeducationforminorsisaneffectivewaytosolve
theproblem.Thispaperbuildsanexperienceplatformofzebracrossingtrafficfor
minors‟trafficsafetyeducationbasedonvirtualreality,thesimulationofcityroad
crossingtrafficflowusingvirtualrealitytechnology,letminorszerodistanceaccept
cityroadcrossingtrafficsafetyeducation,improvetheirawarenessofcomplyingwith
trafficlawsandregulationsandselfprotectability.
AccordingtotheprojectofChongqingoupaiinformationtechnologycompany,
thispaperdesignsandimplementsofurbanstreetzebracrossingexperiencesystem
basedonvirtualreality.Themainworkofthethesisandachievementaresummedupas
follows:
Firstly,inthispaper,thebackgroundandsignificancewereintroduced;the
applicationofvirtualrealityinsafetytrafficwasdiscussed,andthenanalyzedtheneeds
ofsystemaccordingtotheactualzebracrossingtrafficflow.
Secondly,accordingtotheanalysisofdemandandfunction,systemarchitecture,
systemmodule,thedevelopmentprocessandthesoftwareandhardwarewere
presented.
Thirdly,thepaperused3DMaxtoestablishthekinematicsmodelofcityroads,
buildings,vehiclesandotherobjects;usedUnity3dtobuildazebracrossingtraffic
experiencevirtualscene;constructedacompletezebracrossingtrafficexperience
architecturebyusingcomputertechnology,multimediatechnologyandotherauxiliary
hardware;andthefunctionsofsystemwereimplementedusingVC++,C#,.NET,and
Unity3d.
Fourthly,thesystemfocusesonthedesignoftheredandgreensignallampcontrol
module,vehiclemotioncontrolmodule,voicecontrolmodule,picturecontrolmodule,
andalsofinishedPLCserviceapplicationusingVC++,Socketnetworkprogramming.
Finally,themainequipmentswereselectedbasedontheproject,andthesystem
wasapplied.
Accordingtoimplementationoftheverification,thesystemcouldmeetthedesign
requirement.Thoughbuildingtheexperienceplatformofzebracrossingtraffic,itwill
II
重庆大学硕士学位论文
英文摘要
provideahugeboosttominors‟trafficsafetyeducation,changethetraditionalwayof
trafficsafetypublicity,andachievemaximumeffectofthezebracrossingtrafficsafety
education,italsowillbemeaningfulforthecitytrafficsafetyconstruction.
Keywords:
zebracrossing;virtualreality;Unity3D;passexperience
III
重庆大学硕士学位论文
目
录
目
录
中文摘要········································································································I
英文摘要·······································································································II
1绪论············································································································1
1.1选题背景和意义··························································································1
1.1.1选题背景······························································································1
1.1.2选题意义······························································································2
1.2虚拟现实在道路交通中的应用现状··································································3
1.3论文主要目的及工作····················································································5
1.3.1论文目的······························································································5
1.3.2论文主要工作························································································5
1.4本章小结····································································································6
2相关技术分析····························································································7
2.1虚拟现实技术······························································································7
2.1.1虚拟现实的要素和特点·············································································7
2.1.2虚拟现实系统分类··················································································8
2.1.3虚拟现实的实现·····················································································8
2.1.4虚拟现实的发展趋势···············································································9
2.2虚拟现实软件····························································································10
2.2.13DMax································································································10
2.2.2Unity3D·······························································································11
2.3.NET概述·································································································12
2.4本章小结··································································································13
3系统需求分析··························································································15
3.1系统背景分析····························································································15
3.2系统需求分析····························································································16
3.2.1系统概述·····························································································17
3.2.2系统功能·····························································································18
3.2.3系统目标·····························································································18
3.3本章小结··································································································19
4斑马线通行体验系统设计······································································20
4.1斑马线通行体验系统架构············································································20
IV
重庆大学硕士学位论文
目
录
4.1.1系统硬件结构·······················································································20
4.1.2系统软件结构·······················································································21
4.2系统虚拟现实设计······················································································22
4.2.1虚拟现实系统设计·················································································22
4.2.2虚拟现实系统结构设计···········································································23
4.2.3系统场景仿真模块设计···········································································24
4.3斑马线通行体验系统硬件设计······································································28
4.3.1系统硬件选型·······················································································28
4.3.2系统硬件电路设计·················································································33
4.4斑马线通行体验系统功能流程设计·································································33
4.4.1系统启动····························································································34
4.4.2系统运行····························································································35
4.4.3用户体验····························································································35
4.4.4系统复位····························································································38
4.5斑马线通行体验系统软件设计······································································38
4.5.1车辆运动控制设计·················································································38
4.5.2音效控制设计·······················································································39
4.5.3画面效果设计·······················································································40
4.5.4交通信号灯控制设计··············································································41
4.6PLCCOMServer设计··················································································43
4.7本章小结··································································································45
5斑马线通行体验系统实现······································································46
5.1系统简介及运行环境···················································································46
5.1.1系统简介·····························································································46
5.1.2系统运行环境·························
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