PostGIS  2.4.9dev-r@@SVN_REVISION@@

◆ rtpg_colormap_arg_init()

static rtpg_colormap_arg rtpg_colormap_arg_init ( )
static

Definition at line 4045 of file rtpg_mapalgebra.c.

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().

4045  {
4046  rtpg_colormap_arg arg = NULL;
4047 
4048  arg = palloc(sizeof(struct rtpg_colormap_arg_t));
4049  if (arg == NULL) {
4050  elog(ERROR, "rtpg_colormap_arg: Could not allocate memory for function arguments");
4051  return NULL;
4052  }
4053 
4054  arg->raster = NULL;
4055  arg->nband = 1;
4056  arg->band = NULL;
4057  arg->bandstats = NULL;
4058 
4059  arg->colormap = palloc(sizeof(struct rt_colormap_t));
4060  if (arg->colormap == NULL) {
4061  elog(ERROR, "rtpg_colormap_arg: Could not allocate memory for function arguments");
4062  return NULL;
4063  }
4064  arg->colormap->nentry = 0;
4065  arg->colormap->entry = NULL;
4066  arg->colormap->ncolor = 4; /* assume RGBA */
4067  arg->colormap->method = CM_INTERPOLATE;
4068  arg->nodataentry = -1;
4069 
4070  arg->entry = NULL;
4071  arg->nentry = 0;
4072  arg->element = NULL;
4073  arg->nelement = 0;
4074 
4075  return arg;
4076 }
uint16_t nentry
Definition: librtcore.h:2444
enum rt_colormap_t::@7 method
rt_colormap_entry entry
Definition: librtcore.h:2445
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