rtpg_colormap_arg_init()

static rtpg_colormap_arg rtpg_colormap_arg_init ( void  )

static

Definition at line 4160 of file rtpg_mapalgebra.c.

                             {
        rtpg_colormap_arg arg = NULL;
 
        arg = palloc(sizeof(struct rtpg_colormap_arg_t));
        if (arg == NULL) {
                elog(ERROR, "rtpg_colormap_arg: Could not allocate memory for function arguments");
                return NULL;
        }
 
        arg->raster = NULL;
        arg->nband = 1;
        arg->band = NULL;
        arg->bandstats = NULL;
 
        arg->colormap = palloc(sizeof(struct rt_colormap_t));
        if (arg->colormap == NULL) {
                elog(ERROR, "rtpg_colormap_arg: Could not allocate memory for function arguments");
                return NULL;
        }
        arg->colormap->nentry = 0;
        arg->colormap->entry = NULL;
        arg->colormap->ncolor = 4; /* assume RGBA */
        arg->colormap->method = CM_INTERPOLATE;
        arg->nodataentry = -1;
 
        arg->entry = NULL;
        arg->nentry = 0;
        arg->element = NULL;
        arg->nelement = 0;
 
        return arg;
}

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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