List of data types

char ......................................... Builtin basic type
unsigned char ................................ Builtin basic type
short ........................................ Builtin basic type
unsigned short ............................... Builtin basic type
int .......................................... Builtin basic type
unsigned int ................................. Builtin basic type
long ......................................... Builtin basic type
unsigned long ................................ Builtin basic type
long long .................................... Builtin basic type
unsigned long long ........................... Builtin basic type
float ........................................ Builtin basic type
double ....................................... Builtin basic type
void ......................................... Builtin basic type
bool ......................................... Builtin basic type
Int_t ........................................ Signed integer 4 bytes (int)
UInt_t ....................................... Unsigned integer 4 bytes (unsigned int)
Long_t ....................................... Signed long integer 4 bytes (long)
ULong_t ...................................... Unsigned long integer 4 bytes (unsigned long)
Bool_t ....................................... Boolean (0=false, 1=true) (bool)
Version_t .................................... Class version identifier (short)
Option_t ..................................... Option string (const char)
TThread::VoidRtnFunc_t ....................... void *(*VoidRtnFunc_t)(void *);
TThread::VoidFunc_t .......................... void  (*VoidFunc_t)(void *);
Short_t ...................................... Signed Short integer 2 bytes (short)
Long64_t ..................................... Portable signed long integer 8 bytes
Float_t ...................................... Float 4 bytes (float)
Double_t ..................................... Double 8 bytes
Font_t ....................................... Font number (short)
Axis_t ....................................... Axis values type (double)
Color_t ...................................... Color number (short)
Char_t ....................................... Signed Character 1 byte (char)
Stat_t ....................................... Statistics type (double)
Style_t ...................................... Style number (short)
UChar_t ...................................... Unsigned Character 1 byte (unsigned char)
ULong64_t .................................... Portable unsigned long integer 8 bytes
CheckSecCtx_t ................................ Int_t (*CheckSecCtx_t)(const char *subj, TSecContext *ctx);
GlobusAuth_t ................................. Int_t (*GlobusAuth_t)(TAuthenticate *auth, TString &user, TString &det);
Krb5Auth_t ................................... Int_t (*Krb5Auth_t)(TAuthenticate *auth, TString &user, TString &det, Int_t version);
SecureAuth_t ................................. Int_t (*SecureAuth_t)(TAuthenticate *auth, const char *user, const char *passwd,
MemberStreamerFunc_t ......................... Streamer function for a data member
VoidFuncPtr_t ................................ pointer to void function
ShowMembersFunc_t ............................ void (*ShowMembersFunc_t)(void *obj, TMemberInspector &R__insp, char *R__parent);
IsAFunc_t .................................... TClass *(*IsAFunc_t)(const void *obj);
IsAGlobalFunc_t .............................. TClass *(*IsAGlobalFunc_t)(const TClass*, const void *obj);
ROOT::NewFunc_t .............................. void *(*NewFunc_t)(void *);
ROOT::NewArrFunc_t ........................... void *(*NewArrFunc_t)(Long_t size);
ROOT::DelFunc_t .............................. void  (*DelFunc_t)(void *);
ROOT::DelArrFunc_t ........................... void  (*DelArrFunc_t)(void *);
ROOT::DesFunc_t .............................. void  (*DesFunc_t)(void *);
UShort_t ..................................... Unsigned Short integer 2 bytes (unsigned short)
TAssoc ....................................... for backward compatibility
Handle_t ..................................... Generic resource handle
Display_t .................................... Display handle
Visual_t ..................................... Visual handle
Window_t ..................................... Window handle
Pixmap_t ..................................... Pixmap handle
Drawable_t ................................... Drawable handle
Region_t ..................................... Region handle
Colormap_t ................................... Colormap handle
Cursor_t ..................................... Cursor handle
FontH_t ...................................... Font handle (as opposed to Font_t which is an index)
KeySym_t ..................................... Key symbol handle
Atom_t ....................................... WM token
GContext_t ................................... Graphics context handle
FontStruct_t ................................. Pointer to font structure
Mask_t ....................................... Structure mask type
Time_t ....................................... Event time
Ssiz_t ....................................... String size (int)
FreeHookFun_t ................................ void (*FreeHookFun_t)(void*, void *addr, size_t);
ReAllocFun_t ................................. void *(*ReAllocFun_t)(void*, size_t);
ReAllocCFun_t ................................ void *(*ReAllocCFun_t)(void*, size_t, size_t);
SCoord_t ..................................... Screen coordinates (short)
Double32_t ................................... Double 8 bytes in memory, written as a Float 4 bytes 
Width_t ...................................... Line width (short)
Size_t ....................................... Attribute size (float)
KanArray_String::obj_trans_t ................. transient type  
KanVector_Bit::ret_type ...................... ! The type of vector
KanVector_Char::ret_type ..................... ! The type of vector
KanVector_Float::ret_type .................... ! The type of vector
KanVector_Int::ret_type ...................... ! The type of vector
KanVector_Long::ret_type ..................... ! The type of vector
KanVector_Short::ret_type .................... ! The type of vector
CdbKanStateIdI::branch_t ..................... branch interface type  
TrkKalMiniCompositeK::kalTrkK_t .............. whole tracks
TrkKalMiniCompositeK::kalRepK_t .............. individual hypo fits
TrkKalMiniCompositeK::helixTrajK_t ........... fit/constraint/seed parameters
IfrAbs3DCompK::ifr3DK_t ...................... Single Persistent object
IfrAbs3DCompK::obj_trans_t ................... Single Transient object
IfrAbs3DCompK::vect_ifr3DK_t ................. Vector of persistent objects
DrcMiniTrackCompositeK::drcTrk_t ............. Single Persistent object    
DrcMiniTrackCompositeK::obj_trans_t .......... Single Transient object
DrcMiniTrackCompositeK::vect_drcTrk_t ........ Vector of persistent objects
PidInfoChargedSummaryCompK::svtInfo_t ........ Persistent SvtPidInfo
PidInfoChargedSummaryCompK::dchInfo_t ........ Persistent DchPidInfo
PidInfoChargedSummaryCompK::drcInfo_t ........ Persistent DrcPidInfo
PidInfoChargedSummaryCompK::emcInfo_t ........ Persistent EmcTrkInterInfo
PidInfoChargedSummaryCompK::ifrInfo_t ........ Persistent IfrPidInfo
PidInfoChargedSummaryCompK::pidInfo_t ........ Persistent PidInfoChargedSummary
PidInfoChargedSummaryCompK::obj_trans_t ...... Single transient object
PidInfoChargedSummaryCompK::vect_svt_t ....... vector of Persistent SvtPidInfos
PidInfoChargedSummaryCompK::vect_dch_t ....... vector of Persistent DchPidInfos
PidInfoChargedSummaryCompK::vect_drc_t ....... vector of Persistent DrcPidInfos
PidInfoChargedSummaryCompK::vect_emc_t ....... vector of Persistent EmcPidInfos
PidInfoChargedSummaryCompK::vect_ifr_t ....... vector of Persistent IfrPidInfos
PidInfoChargedSummaryCompK::vect_pid_t ....... vector of Persistent PidInfos
EmcMiniCandCompositeK::emcCandK_t ............ Persistent EmcCand
EmcMiniCandCompositeK::emcClusK_t ............ Persistent EmcCluster
EmcMiniCandCompositeK::emcBumpK_t ............ Persistent EmcBump
EmcMiniCandCompositeK::obj_trans_t ........... Single Transient object
EmcMiniCandCompositeK::vect_emcCandK_t ....... vector of Persistent EmcCands
EmcMiniCandCompositeK::vect_emcClusK_t ....... vector of Persistent EmcClusters
EmcMiniCandCompositeK::vect_emcBumpK_t ....... vector of Persistent EmcBumps
ROOT::TBranchProxyClassDescriptor::EInClones . for IsClones
Pixel_t ...................................... Pixel value
ios_base::event_callback ..................... void (*event_callback) (event, ios_base&, int index);