PostGIS  3.4.0dev-r@@SVN_REVISION@@

◆ rtpg_nmapalgebraexpr_arg_init()

static rtpg_nmapalgebraexpr_arg rtpg_nmapalgebraexpr_arg_init ( int  cnt,
char **  kw 
)
static

Definition at line 1011 of file rtpg_mapalgebra.c.

1011  {
1012  rtpg_nmapalgebraexpr_arg arg = NULL;
1013  int i = 0;
1014 
1015  arg = palloc(sizeof(struct rtpg_nmapalgebraexpr_arg_t));
1016  if (arg == NULL) {
1017  elog(ERROR, "rtpg_nmapalgebraexpr_arg_init: Could not allocate memory for arguments");
1018  return NULL;
1019  }
1020 
1022  if (arg->bandarg == NULL) {
1023  elog(ERROR, "rtpg_nmapalgebraexpr_arg_init: Could not allocate memory for arg->bandarg");
1024  return NULL;
1025  }
1026 
1027  arg->callback.kw.count = cnt;
1028  arg->callback.kw.val = kw;
1029 
1030  arg->callback.exprcount = 3;
1031  for (i = 0; i < arg->callback.exprcount; i++) {
1032  arg->callback.expr[i].spi_plan = NULL;
1033  arg->callback.expr[i].spi_argcount = 0;
1034  arg->callback.expr[i].spi_argpos = palloc(cnt * sizeof(uint8_t));
1035  if (arg->callback.expr[i].spi_argpos == NULL) {
1036  elog(ERROR, "rtpg_nmapalgebraexpr_arg_init: Could not allocate memory for spi_argpos");
1037  return NULL;
1038  }
1039  memset(arg->callback.expr[i].spi_argpos, 0, sizeof(uint8_t) * cnt);
1040  arg->callback.expr[i].hasval = 0;
1041  arg->callback.expr[i].val = 0;
1042  }
1043 
1044  arg->callback.nodatanodata.hasval = 0;
1045  arg->callback.nodatanodata.val = 0;
1046 
1047  return arg;
1048 }
static rtpg_nmapalgebra_arg rtpg_nmapalgebra_arg_init()
rtpg_nmapalgebraexpr_callback_arg callback
rtpg_nmapalgebra_arg bandarg
struct rtpg_nmapalgebraexpr_callback_arg::@26 kw
struct rtpg_nmapalgebraexpr_callback_arg::@24 expr[3]
struct rtpg_nmapalgebraexpr_callback_arg::@25 nodatanodata

References rtpg_nmapalgebraexpr_arg_t::bandarg, rtpg_nmapalgebraexpr_arg_t::callback, rtpg_nmapalgebraexpr_callback_arg::count, rtpg_nmapalgebraexpr_callback_arg::expr, rtpg_nmapalgebraexpr_callback_arg::exprcount, rtpg_nmapalgebraexpr_callback_arg::hasval, rtpg_nmapalgebraexpr_callback_arg::kw, rtpg_nmapalgebraexpr_callback_arg::nodatanodata, rtpg_nmapalgebra_arg_init(), rtpg_nmapalgebraexpr_callback_arg::spi_argcount, rtpg_nmapalgebraexpr_callback_arg::spi_argpos, rtpg_nmapalgebraexpr_callback_arg::spi_plan, and rtpg_nmapalgebraexpr_callback_arg::val.

Referenced by RASTER_nMapAlgebraExpr().

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