Tools for LC physics study

Transcription

1 Tool for LC phyic tudy Akiya Miyamoto, KEK Content: 1. Introduction to JLC computing 9:00-9:30 2. Breif introduction to C++ 9:30-10:00 3. Introduction to ROOT 10:00-11:30 4. Introduction to JSF and Demo 11:30-12:00 5. Intall JSF and other package 13:30-6. Introduction to a ample program 7.Introduction to a ample analyi -15:00

2 Computing at KEK JLC Phyic Group Internet world KEK FW Main acce root jlc.cc.kek.jp Router jlcgate DMZ XX network your terminal jlclogin FJ network jlccpu01 jlccpu02...

3 Computing ytem jlc.cc.kek.jp OS: AIX for CPU erver, Data erver, but alo gateway machine for remote acce by h jlcgate OS: BSD gateway for remote acce limitted ue only for thoe who can not ue jlc.cc.kek.jp jlclogin OS: Linux (Redhat 9) 2CPU erver for interactive program development jlccpuxx OS: Linux (Redhat 9), XX=01, 02, 03, 07, 0, 09 For CPU heavy job

4 How to ue jlclogin/jlccpuxx jlclogin: to edit program, and make a tet run Uing jlccpuxx ubmit job $ ubmit command ubmit job a a detached proce, ave command output in jobout $ ubmit command > jobout 2>&1 & (bah) $ ubmit command >&! jobout & (tch) how tatu of your job on cpu erver $ howjob how cpu load on each cpu erver $ cpulookup login to cpuerver $ rh jlccpuxx jlclogin uer can login to jlccpuxx without authentification ue thi feature to cancel job running on jlccpuxx ex. $ rh jlccpuxx p -ef grep uername $ rh jlccpuxx kill -15 NNNN

5 Setup account at jlclogin At the firt login, do $ cd $ cp ~miyamoto/toollect. $ cd ToolLect $ ource etup.bahrc $ root ample01.c Printer $ lpr file.p # printout $ lpr -Ptek3g423 file.p # printout to tek3g423 $ a2p file.text # printout text file $ a2p -o - file.text > file.p # convert text file to p $ lpq # how print que tatu $ lprm job_number # cancel print job

6 C++ reference!" #$ %'& () & * +, -. / () & * +, - : : >=<?@BA DC E A F : A : G 2 H 2 I JK : :L >=<?@A DC E A DF E F A F 9 () & * +, - MN O G 2 H 2 F P Q= R :L >=<?@A DC E A A C 9 () & * +, - G 2 H 2 :TS U VW X %Y Z[ 2 4 \] ^_ ` acb d e / f. ` g h9 i jk l G. m 5 O n o* pq : h9 i jk l G. m 5 O r a 6 pq F E >=<?@A tc C F A E E A E H I JK F3S QuS S v= wyx zx { % 2 ~ &. / ` ƒ 6 :@ 9 * + G H : : E C 9 Mˆ G H 2 Š XŒ

7 š Ž š œ C++ baic element Structure of C++ ource code Ž œ yš œ Ÿ š ž Ÿ yš Declare type of argument and return type of function. Prototype of all function mut be declared before it ue. œ š ž œ œ Ž œ Ÿ œ œ Variable defined outide a function ha a file cope: valid at all function // : comment line /*... : commented block */

8 º ¹ ² ³ ³ Ä ± «Æ É Ç É C++: Hello world! #include file.h Include file.h before compile #include <...> Included from /ur/include ee info cpp cout <<... << endl... part i output endl = \n : end of line ŠŠƲÈÇ ¹ Å ² ¹ µ ² «³ ± ² ª«½ ¼» «Á ± ± àÀ ² ¾ ³ ³ ² ¹ Ʋ Ç ¹ Å Ì ² Ì ÉËÊ Å Å ± À ²

9 Baic type of variable int i=3 // integer float f=3.4 // float double d=4.5 // double char c='a' // 1 byte character bool b=true // boolean variable int ia[20] // integer array of ize 20. ib[0] = 0 // ubtitute 0 to the firt element if ib array ib[19]=190 // 190 to the lat element Note: array index i 0 to n-1 int ka[40][5] // equivalent to INTEGER KA(5,40) in FORTRAN Note: index ordering i oppoite compare to FORTRAN

10 new and delete new : dynamically allocate memory area Thi area won't releaed unle delete command i ued. delete: releae memory area allocated by new * : pointer variable firt addre of array int *ib=new int[20] // allocate integer array of ize 20, dynamically ib[0] = 0 // ubtitute 0 to the firt element if ib array ib[19]= 190 // 190 to the lat element *(ib+19)= 190 // other way to ubtitute to the lat element delete ib // releae dynamically allocated area. char *tr= Thi i a pen String i alway an array of char. End of tring i \00. and 'i different tr[13]='n' tr[14]=\00

11 C++ minimum - 1 Compile and link g++, make, Imakefile, xmkmf -a C++ ource program emi colon () : end of line // and /* */ : comment line and block Can write a Hello world program cpp (C pre-proceor) macro #include, #if, #ifdef, #define, #endif Baic type int, float, double, bool, char, void cont, tatic Operator +, -, *, /, %, <<, >>,, & ( no exponentiate ) Logical condition : <, >, ==,!=, >=, <=, &&, Addreing operator : *, & ++, +=, --, -= cat operator : ( ) Example: ample01.c #ifndef MY_FLAG #define MY_FLAG #include my_file.h #ele void func() { int a=0 cont int ize=5 double b[ize]={1.0,2.0,3.0,4.0,5.0 b[a++]=3.2 // b[0]=3.2 b[++a]=5.4 // b[1]=0, b[2]=5.4 int x=(int)b[2] cout << b[0]= << b[0] cout << b[1]= << b[1] cout << b[2]= << b[2] cout << x= << x cout << endl #endif

12 Ï Ï Ï Ð Ð Ð Ð Ð Ñ Ï Ï Ï Ï Ï C++ minimum 2 0x12(hex), 012(oct), 12(dec) 3.0e12 ( no 3.0d12 ) Array int a[20] a[0] to a[19] int b[][4][2] Dimenion b(2, 4, ) int *c=a c[3] &b[0][0][0] == b char *tr= Thi i a pen tr[12]='n' tr[13]=0x00 if ( condition ) { ele if ( ) { ele { int c = a == b? 0 : 1 witch (i ) { cae 1:... break cae 2:... break default:... for(int i=0i<20i++) { while ( i<10 ) {... Example: example02.c #include <iomanip> void ample02() { int ihex=0x12 int ioct=012 int idec=12 double xpi= cout << " ihex=" << ihex << " ioct=" << ioct cout << " idec=" << idec << endl cout << " def. xpi=" << xpi cout << " 9 prec. " << etpreciion(9) << xpi << endl for(int i=0i<50i++){ if( i==2 ) continue if( i==4 i == 20 ) break

13 C++ minimum - 3 #include <tdio.h> #include <iotream> #include <iomanip> printf( format,val) %d, %g, %f, %lg, %lf, % canf( format,&val) cout <<... << endl cout << preciion(15) cout << width(15) cout << cientific, fixed cin >> val Output to file oftream fout(file_name) fout << x << endl fout.cloe() Input from a file iftream fin(file_name) fin >> i fin.cloe() Example: example02.c uing namepace td void ample03() { int i=10 float x= printf( int i=%d float x=%g\n,i,x) double y printf( Enter y= ) canf( %lg,&y) printf( y=%g\n,y) char filename[100] cout << Enter filename cin >> filename oftream fout(filename) fout << y= << y << endl fout.cloe() TDatime da trtream out out << Today i << da.getmonth() out << - << da.getday() << end TString t t.getline(out) cout << t << endl

14 C++ minimum - 4 prototype ( function call ) cope call by value, addre, reference int ub ( float a ) int ub ( float *a ) or ub (float a[]) int ub ( float &a ) enum MyID { kheight, kweight, ksize typedef int Int_t truct { int a float b abc Example: example04.c void ample04(){ int i=1 for(int k=0k<10k++){ int i=k+2 cout << i after loop i << i << endl void wap_by_addre(int *a, int *b){ int tmp=*a *a = *b *b = tmp void wap_by_reference(int &a, int &b){ int tmp=a a=b b=tmp void wap_tet(){ int a=20 int b=50 wap_by_addre(&a, &b) cout << a= << a << b= << b << endl wap_by_reference(a,b) cout << a= << a << b= << b << endl

15 Ò Ò Ò Ò Ò Ò Ò C++ minimum - Cla MyCla.h cla MyCla : public Baic { private: Int_t fdata public: MyCla::MyCla() MyCla::MyCla(Int_t data):fdata(data) { virtual ~MyCla(){ inline Int_t GetData(){ return fdata void SetData(Int_t data=10) MyCla.cxx MyCla::MyCla() { fdata=20 void SetData(Int_t data) { fdata=data cla proto-type, implementation private, protected, public inheritance contructor, default contructor, detructor default argument inline function operator over loading

16 ã ã ÚÙ åæ Ö ãû ú Û Ú û ú ëì à #$ ëì % åæ Ö *) åæ *) ëì *) ëì ð ëì åæ ã" ä û ëì Ö à Ý Ù Ù ëì åæ Ú Û ëì à Ú Û RS TU TU OP V[ Ö Q Ó Õ ÕÔ î í àßáâ â Þ ä âá Ù ëì ê àßáâ â ÝßÞ Û Ü ØÙ þÿ üý ê û ú ø ó ùö ø ó õö òôó ïñð þÿ ê ç è ò ç è ð è ø ó ó ê ù á Ü ð!" ç è ê ç è / +. ù - ', + '( & ïñð $ #6 ç è ý 354 " ð $ #6 ç è % 9û cla MyObject : public TObject { protected: int fdata public: MyObject(char *name, char *title): TNamed(name, B : A =?> < ädc : Ù / ç è ò " ù %, E $ #6 / ç è ò F" ê à á ÖÜ $ #6 / ç è ò ê " ù á ÖÜ Oba ` $ #6!" _ ^ ] \ YZ X W V N G G LM JK I H ó

17 c ed e f g h kl mn o p q r tu v w o xzy { q r tu v w kl~ y ƒ w r q r tu v w kl~ ˆ y q r tu v w kl~ p ƒ tu v w o xzy ƒ tu v w kl~ y Š Œ v t ƒ w r ƒ tu v w kl ˆ y { ƒ tu v w kl h Ž o p Ž kl k š œ ž œ Ÿ ~ p Ž { ª«xzy ±«² k ~ y ±«² ³ µ ¹ º { k ~ h ¼» Ž

18 ½ ½ ½ ¾ ¾ ½ ¾ ¾ ¾ C++ Advanced Feature Operator overloading Template cla Standard Template Library tring, vector iterator FORTRAN interface Call Fortran ubroutine Paing character variable Acce Fortran common