/*
* Construct a new separation color space.
*/
int
gs_cspace_new_Separation(
gs_color_space **ppcs,
gs_color_space * palt_cspace,
gs_memory_t * pmem
)
{
gs_color_space *pcs;
int code;
if (palt_cspace == 0 || !palt_cspace->type->can_be_alt_space)
return_error(gs_error_rangecheck);
pcs = gs_cspace_alloc(pmem, &gs_color_space_type_Separation);
if (pcs == NULL)
return_error(gs_error_VMerror);
pcs->params.separation.map = NULL;
code = alloc_device_n_map(&pcs->params.separation.map, pmem,
"gs_cspace_build_Separation");
if (code < 0) {
gs_free_object(pmem, pcs, "gs_cspace_build_Separation");
return_error(code);
}
pcs->base_space = palt_cspace;
rc_increment_cs(palt_cspace);
*ppcs = pcs;
return 0;
}
RELOC_PTRS_END
/* ------ Public procedures ------ */
/*
* Create a new DeviceN colorspace.
*/
int
gs_cspace_new_DeviceN(
gs_color_space **ppcs,
uint num_components,
gs_color_space *palt_cspace,
gs_memory_t *pmem
)
{
gs_color_space *pcs;
gs_device_n_params *pcsdevn;
gs_separation_name *pnames;
int code;
if (palt_cspace == 0 || !palt_cspace->type->can_be_alt_space)
return_error(gs_error_rangecheck);
pcs = gs_cspace_alloc(pmem, &gs_color_space_type_DeviceN);
if (pcs == NULL)
return_error(gs_error_VMerror);
pcsdevn = &pcs->params.device_n;
pcsdevn->names = NULL;
pcsdevn->map = NULL;
pcsdevn->colorants = NULL;
/* Allocate space for color names list. */
code = alloc_device_n_map(&pcsdevn->map, pmem, "gs_cspace_build_DeviceN");
if (code < 0) {
gs_free_object(pmem, pcs, "gs_cspace_new_DeviceN");
return code;
}
/* Allocate space for color names list. */
pnames = (gs_separation_name *)
gs_alloc_byte_array(pmem, num_components, sizeof(gs_separation_name),
".gs_cspace_build_DeviceN(names)");
if (pnames == 0) {
gs_free_object(pmem, pcsdevn->map, ".gs_cspace_build_DeviceN(map)");
gs_free_object(pmem, pcs, "gs_cspace_new_DeviceN");
return_error(gs_error_VMerror);
}
pcs->base_space = palt_cspace;
rc_increment_cs(palt_cspace);
pcsdevn->names = pnames;
pcsdevn->num_components = num_components;
*ppcs = pcs;
return 0;
}
