/* <dict> <crd> .setcolorrendering1 - */
static int
zsetcolorrendering1(i_ctx_t *i_ctx_p)
{
os_ptr op = osp;
es_ptr ep = esp;
ref_cie_render_procs procs;
int code;
check_type(op[-1], t_dictionary);
check_stype(*op, st_cie_render1);
code = zcrd1_proc_params(imemory, op - 1, &procs);
if (code < 0)
return code;
code = gs_setcolorrendering(igs, r_ptr(op, gs_cie_render));
if (code < 0)
return code;
if (gs_cie_cs_common(igs) != 0 &&
(code = cie_cache_joint(i_ctx_p, &procs, gs_cie_cs_common(igs), igs)) < 0
)
return code;
istate->colorrendering.dict = op[-1];
istate->colorrendering.procs = procs;
pop(2);
return (esp == ep ? 0 : o_push_estack);
}
static int
pl_build_crd(gs_state *pgs)
{
int code;
/* nothing to do */
if ( pl_pcrd_built == true )
return gs_setcolorrendering(pgs, pl_pcrd);
code = gs_cie_render1_build(&pl_pcrd, gs_state_memory(pgs), "build_crd");
if ( code < 0 )
return code;
pl_pcrd_built = true;
if ( pl_read_device_CRD(pl_pcrd, pgs) ) {
dprintf("CRD initialized from device\n");
return 0;
}
code = gs_cie_render1_initialize(pgs->memory,
pl_pcrd,
NULL,
&pl_WhitePoint,
&pl_BlackPoint,
&pl_MatrixPQR,
&pl_RangePQR,
&pl_TransformPQR,
&pl_MatrixCRDLMN,
NULL, /* EncodeLMN */
NULL, /* RangeLMN */
NULL, /* MatrixABC */
&pl_EncodeABC_procs,
NULL,
NULL);
if ( code < 0 )
return code; /* should not fail */
code = gs_setcolorrendering(pgs, pl_pcrd);
return code;
}
static int
test6(gs_state * pgs, gs_memory_t * mem)
{
gs_color_space *pcs;
gs_cie_abc *pabc;
gs_cie_render *pcrd;
static const gs_vector3 white_point =
{1, 1, 1};
static const gs_cie_render_proc3 encode_abc =
{
{render_abc, render_abc, render_abc}
};
int code;
gs_color_space *rgb_cs;
rgb_cs = gs_cspace_new_DeviceRGB(mem);
gs_scale(pgs, 150.0, 150.0);
gs_translate(pgs, 0.5, 0.5);
gs_setcolorspace(pgs, rgb_cs);
spectrum(pgs, 5);
gs_translate(pgs, 1.2, 0.0);
/* We must set the CRD before the color space. */
code = gs_cie_render1_build(&pcrd, mem, "test6");
if (code < 0)
return code;
gs_cie_render1_initialize(mem, pcrd, NULL, &white_point, NULL,
NULL, NULL, NULL,
NULL, NULL, NULL,
NULL, &encode_abc, NULL,
NULL);
gs_setcolorrendering(pgs, pcrd);
gs_cspace_build_CIEABC(&pcs, NULL, mem);
/* There should be an API for initializing CIE color spaces too.... */
pabc = pcs->params.abc;
pabc->common.points.WhitePoint = white_point;
gs_cie_abc_complete(pabc);
/* End of initializing the color space. */
gs_setcolorspace(pgs, pcs);
spectrum(pgs, 5);
gs_free_object(mem, rgb_cs, "test6 rgb_cs");
return 0;
}
/* <dict> <crd> .setdevicecolorrendering1 - */
static int
zsetdevicecolorrendering1(i_ctx_t *i_ctx_p)
{
os_ptr op = osp;
int code;
ref_cie_render_procs procs;
check_type(op[-1], t_dictionary);
check_stype(*op, st_cie_render1);
code = gs_setcolorrendering(igs, r_ptr(op, gs_cie_render));
if (code < 0)
return code;
refset_null((ref *)&procs, sizeof(procs) / sizeof(ref));
if (gs_cie_cs_common(igs) != 0 &&
(code = cie_cache_joint(i_ctx_p, &procs, gs_cie_cs_common(igs), igs)) < 0
)
return code;
istate->colorrendering.dict = op[-1];
refset_null((ref *)&istate->colorrendering.procs,
sizeof(istate->colorrendering.procs) / sizeof(ref));
pop(2);
return 0;
}
