ISType#

String with the name of a PETSc index set type

Synopsis#

#include "petscis.h" 
typedef const char *ISType;
#define ISGENERAL "general"
#define ISSTRIDE  "stride"
#define ISBLOCK   "block"

Values#

ISGENERAL - the values are stored with an array of indices and generally have no structure
ISSTRIDE - the values have a simple structure of an initial offset and then a step size between values
ISBLOCK - values are an array of indices, each representing a block of values

See Also#

ISSetType(), IS, ISCreateGeneral(), ISCreateStride(), ISCreateBlock(), ISCreate(), ISRegister(), VecScatterCreate(), MatGetSubMatrices()

Level#

beginner

Location#

include/petscis.h

Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages