ps：请假，明天上午补上。

DuiEngineLicenseTheMITLicense(MIT)Copyright(c)Permissionisherebygranted，freeofcharge，toanypersonobtainingacopyofthissoftareandassociateddocumentationfiles(the“Softare“)，todealintheSoftareithoutrestriction，includingithoutlimitationtherightstouse，copy，modify，merge，publish，distribute，sublicense，and/orsellcopiesoftheSoftare，andtopermitpersonstohomtheSoftareisfurnishedtodoso，subjecttothefolloingconditions:

Theabovecopyrightnoticeandthispermissio

oticeshallbeincludedinallcopiesorsubstantialportionsoftheSoftare.THESOFTWAREISPROVIDED“ASIS“，WITHOUTWARRANTYOFANYKIND，EXPRESSORIMPLIED，INCLUDINGBUTNOTLIMITEDTOTHEWARRANTIESOFMERCHANTABILITY，FITNESSFORAPARTICULARPURPOSEANDNONINFRINGEMENT.INNOEVENTSHALLTHEAUTHORSORCOPYRIGHTHOLDERSBELIABLEFORANYCLAIM，DAMAGESOROTHERLIABILITY，WHETHERINANACTIONOFCONTRACT，TORTOROTHERWISE，ARISINGFROM，OUTOFORINCONNECTIONWITHTHESOFTWAREORTHEUSEOROTHERDEALINGSINTHESOFTWARE.DuiEngineLicenseTheMITLicense(MIT)Copyright(c)Permissionisherebygranted，freeofcharge，toanypersonobtainingacopyofthissoftareandassociateddocumentationfiles(the“Softare“)，todealintheSoftareithoutrestriction，includingithoutlimitationtherightstouse，copy，modify，merge，publish，distribute，sublicense，and/orsellcopiesoftheSoftare，andtopermitpersonstohomtheSoftareisfurnishedtodoso，subjecttothefolloingconditions:Theabovecopyrightnoticeandthispermissio

oticeshallbeincludedinallcopiesorsubstantialportionsoftheSoftare.THESOFTWAREISPROVIDED“ASIS“，WITHOUTWARRANTYOFANYKIND，EXPRESSORIMPLIED，INCLUDINGBUTNOTLIMITEDTOTHEWARRANTIESOFMERCHANTABILITY，FITNESSFORAPARTICULARPURPOSEANDNONINFRINGEMENT.INNOEVENTSHALLTHEAUTHORSORCOPYRIGHTHOLDERSBELIABLEFORANYCLAIM，DAMAGESOROTHERLIABILITY，WHETHERINANACTIONOFCONTRACT，TORTOROTHERWISE，ARISINGFROM，OUTOFORINCONNECTIONWITHTHESOFTWAREORTHEUSEOROTHERDEALINGSINTHESOFTWARE.

Theabovecopyrightnoticeandthispermissio

oticeshallbeincludedinallcopiesorsubstantialportionsoftheSoftare.THESOFTWAREISPROVIDED“ASIS“，WITHOUTWARRANTYOFANYKIND，EXPRESSORIMPLIED，INCLUDINGBUTNOTLIMITEDTOTHEWARRANTIESOFMERCHANTABILITY，FITNESSFORAPARTICULARPURPOSEANDNONINFRINGEMENT.INNOEVENTSHALLTHEAUTHORSORCOPYRIGHTHOLDERSBELIABLEFORANYCLAIM，DAMAGESOROTHERLIABILITY，WHETHERINANACTIONOFCONTRACT，TORTOROTHERWISE，ARISINGFROM，OUTOFORINCONNECTIONWITHTHESOFTWAREORTHEUSEOROTHERDEALINGSINTHESOFTWARE.（未完待续）