Actual source code: f90_alpha.c

  1: /*$Id: f90_alpha.c,v 1.10 2001/03/23 23:20:56 balay Exp $*/

  3: /*-------------------------------------------------------------*/

  7: int F90GetID(PetscDataType type,int *id)
  8: {
 10:   if (type == PETSC_INT) {
 11:     *id = F90_INT_ID;
 12:   } else if (type == PETSC_DOUBLE) {
 13:     *id = F90_DOUBLE_ID;
 14: #if defined(PETSC_USE_COMPLEX)
 15:   } else if (type == PETSC_COMPLEX) {
 16:     *id = F90_COMPLEX_ID;
 17: #endif
 18:   } else if (type == PETSC_LONG) {
 19:     *id = F90_LONG_ID;
 20:   } else if (type == PETSC_CHAR) {
 21:     *id = F90_CHAR_ID;
 22:   } else {
 23:     SETERRQ(PETSC_ERR_ARG_OUTOFRANGE,"Unknown PETSc datatype");
 24:   }
 25:   return(0);
 26: }

 30: int F90Array1dCreate(void *array,PetscDataType type,int start,int len,F90Array1d *ptr)
 31: {
 32:   int size,size_int,ierr,id;

 37:   PetscDataTypeGetSize(type,&size);
 38:   F90GetID(type,&id);
 39:   ptr->addr          = array;
 40:   ptr->id            = (char)id;
 41:   ptr->a             = A_VAL;
 42:   ptr->b             = B_VAL;
 43:   ptr->sd            = size;
 44:   ptr->ndim          = 1;
 45:   ptr->dim[0].upper  = len+start;
 46:   ptr->dim[0].mult   = size;
 47:   ptr->dim[0].lower  = start;
 48:   ptr->addr_d         =  (void*)((long)array - (ptr->dim[0].lower*ptr->dim[0].mult));

 50:   return(0);
 51: }

 55: int F90Array2dCreate(void *array,PetscDataType type,int start1,int len1,int start2,int len2,F90Array2d *ptr)
 56: {

 58:   int size,size_int,ierr,id;

 63:   PetscDataTypeGetSize(type,&size);
 64:   F90GetID(type,&id);
 65:   ptr->addr          = array;
 66:   ptr->id            = (char)id;
 67:   ptr->a             = A_VAL;
 68:   ptr->b             = B_VAL;
 69:   ptr->sd            = size;
 70:   ptr->ndim          = 2;
 71:   ptr->dim[1].upper  = len1+start1;
 72:   ptr->dim[1].mult   = size;
 73:   ptr->dim[1].lower  = start1;
 74:   ptr->dim[0].upper  = len2+start2;
 75:   ptr->dim[0].mult   = len1*size;
 76:   ptr->dim[0].lower  = start2;
 77:   ptr->addr_d        = (void*)((long)array -(ptr->dim[0].lower*ptr->dim[0].mult+ptr->dim[1].lower*ptr->dim[1].mult));
 78:   return(0);
 79: }

 81: /*-------------------------------------------------------------*/