PostGIS  3.1.6dev-r@@SVN_REVISION@@

◆ rtpg_colormap_arg_init()

static rtpg_colormap_arg rtpg_colormap_arg_init ( )
static

Definition at line 4063 of file rtpg_mapalgebra.c.

4063  {
4064  rtpg_colormap_arg arg = NULL;
4065 
4066  arg = palloc(sizeof(struct rtpg_colormap_arg_t));
4067  if (arg == NULL) {
4068  elog(ERROR, "rtpg_colormap_arg: Could not allocate memory for function arguments");
4069  return NULL;
4070  }
4071 
4072  arg->raster = NULL;
4073  arg->nband = 1;
4074  arg->band = NULL;
4075  arg->bandstats = NULL;
4076 
4077  arg->colormap = palloc(sizeof(struct rt_colormap_t));
4078  if (arg->colormap == NULL) {
4079  elog(ERROR, "rtpg_colormap_arg: Could not allocate memory for function arguments");
4080  return NULL;
4081  }
4082  arg->colormap->nentry = 0;
4083  arg->colormap->entry = NULL;
4084  arg->colormap->ncolor = 4; /* assume RGBA */
4085  arg->colormap->method = CM_INTERPOLATE;
4086  arg->nodataentry = -1;
4087 
4088  arg->entry = NULL;
4089  arg->nentry = 0;
4090  arg->element = NULL;
4091  arg->nelement = 0;
4092 
4093  return arg;
4094 }
enum rt_colormap_t::@10 method
rt_colormap_entry entry
Definition: librtcore.h:2497
uint16_t nentry
Definition: librtcore.h:2496

References rtpg_colormap_arg_t::band, rtpg_colormap_arg_t::bandstats, rtpg_colormap_arg_t::colormap, rtpg_colormap_arg_t::element, rt_colormap_t::entry, rtpg_colormap_arg_t::entry, rt_colormap_t::method, rtpg_colormap_arg_t::nband, rt_colormap_t::ncolor, rtpg_colormap_arg_t::nelement, rt_colormap_t::nentry, rtpg_colormap_arg_t::nentry, rtpg_colormap_arg_t::nodataentry, and rtpg_colormap_arg_t::raster.

Referenced by RASTER_colorMap().

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