link-single.hpp /usr/include/gecode/int/channel.hh /usr/include/gecode/int/channel/link-single.hpp /usr/include/gecode/int/channel.hh Gecode Gecode::Int Gecode::Int::Channel /*-*-mode:C++;c-basic-offset:2;indent-tabs-mode:nil-*-*/ /* *Mainauthors: *ChristianSchulte<schulte@gecode.org> * *Copyright: *ChristianSchulte,2007 * *Lastmodified: *$Date:2009-10-1217:36:53+0200(Mon,12Oct2009)$by$Author:schulte$ *$Revision:9878$ * *ThisfileispartofGecode,thegenericconstraint *developmentenvironment: *http://www.gecode.org * *Permissionisherebygranted,freeofcharge,toanypersonobtaining *acopyofthissoftwareandassociateddocumentationfiles(the *"Software"),todealintheSoftwarewithoutrestriction,including *withoutlimitationtherightstouse,copy,modify,merge,publish, *distribute,sublicense,and/orsellcopiesoftheSoftware,andto *permitpersonstowhomtheSoftwareisfurnishedtodoso,subjectto *thefollowingconditions: * *Theabovecopyrightnoticeandthispermissionnoticeshallbe *includedinallcopiesorsubstantialportionsoftheSoftware. * *THESOFTWAREISPROVIDED"ASIS",WITHOUTWARRANTYOFANYKIND, *EXPRESSORIMPLIED,INCLUDINGBUTNOTLIMITEDTOTHEWARRANTIESOF *MERCHANTABILITY,FITNESSFORAPARTICULARPURPOSEAND *NONINFRINGEMENT.INNOEVENTSHALLTHEAUTHORSORCOPYRIGHTHOLDERSBE *LIABLEFORANYCLAIM,DAMAGESOROTHERLIABILITY,WHETHERINANACTION *OFCONTRACT,TORTOROTHERWISE,ARISINGFROM,OUTOFORINCONNECTION *WITHTHESOFTWAREORTHEUSEOROTHERDEALINGSINTHESOFTWARE. * */ namespaceGecode{namespaceInt{namespaceChannel{ forceinline LinkSingle::LinkSingle(Homehome,BoolViewx0,IntViewx1) :MixBinaryPropagator<BoolView,PC_BOOL_VAL,IntView,PC_INT_VAL> (home,x0,x1){} forceinlineExecStatus LinkSingle::post(Homehome,BoolViewx0,IntViewx1){ if(x1.assigned()){ switch(x1.val()){ case0: GECODE_ME_CHECK(x0.zero(home));break; case1: GECODE_ME_CHECK(x0.one(home));break; default: returnES_FAILED; } }elseif(x0.zero()){ GECODE_ME_CHECK(x1.eq(home,0)); }elseif(x0.one()){ GECODE_ME_CHECK(x1.eq(home,1)); }else{ GECODE_ME_CHECK(x1.gq(home,0)); GECODE_ME_CHECK(x1.lq(home,1)); (void)new(home)LinkSingle(home,x0,x1); } returnES_OK; } }}} //STATISTICS:int-prop