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rings.cpp
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rings.cpp
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#include "rings.h"
auto rDefault_helper(coeffs cf,
jlcxx::ArrayRef<std::string> vars,
rRingOrder_t ord)
{
auto len = vars.size();
char ** vars_ptr = new char *[len];
for (int i = 0; i < len; i++) {
vars_ptr[i] = new char[vars[i].length() + 1];
std::strcpy(vars_ptr[i], vars[i].c_str());
}
auto r = rDefault(cf, len, vars_ptr, ord);
delete[] vars_ptr;
r->ShortOut = 0;
return r;
}
auto rDefault_long_helper(coeffs cf,
jlcxx::ArrayRef<uint8_t *> vars,
jlcxx::ArrayRef<rRingOrder_t> ord,
int * blk0,
int * blk1,
unsigned long bitmask)
{
auto len = vars.size();
char ** vars_ptr = new char *[len];
for (int i = 0; i < len; i++) {
vars_ptr[i] = reinterpret_cast<char *>(vars[i]);
// std::strcpy(vars_ptr[i],vars[i].c_str());
}
auto len_ord = ord.size();
rRingOrder_t * ord_ptr =
(rRingOrder_t *)omAlloc0(len_ord * sizeof(rRingOrder_t));
for (int i = 0; i < len_ord; i++) {
ord_ptr[i] = ord[i];
}
int ** wvhdl = NULL;
auto r = rDefault(cf, len, vars_ptr, len_ord, ord_ptr, blk0, blk1, wvhdl,
bitmask);
delete[] vars_ptr;
r->ShortOut = 0;
return r;
}
auto rDefault_Weyl_helper(coeffs cf,
jlcxx::ArrayRef<uint8_t *> vars,
jlcxx::ArrayRef<rRingOrder_t> ord,
int * blk0,
int * blk1,
unsigned long bitmask)
{
auto r = rDefault_long_helper(cf, vars, ord, blk0, blk1, bitmask);
poly p=p_One(r);
nc_CallPlural(NULL,NULL,p,p,r,true,false,true,r);
p_Delete(&p,r);
return r;
}
auto rDefault_Exterior_helper(coeffs cf,
jlcxx::ArrayRef<uint8_t *> vars,
jlcxx::ArrayRef<rRingOrder_t> ord,
int * blk0,
int * blk1,
unsigned long bitmask)
{
auto r = rDefault_long_helper(cf, vars, ord, blk0, blk1, bitmask);
poly p=p_One(r);
p=p_Neg(p,r);
nc_CallPlural(NULL,NULL,p,NULL,r,true,false,true,r);
p_Delete(&p,r);
return r;
}
void singular_define_rings(jlcxx::Module & Singular)
{
Singular.method("toPolyRef", [](void * ptr) {
return reinterpret_cast<spolyrec*>(ptr);
});
Singular.method("rDefault_helper", &rDefault_helper);
Singular.method("rDefault_long_helper", &rDefault_long_helper);
Singular.method("rDefault_Weyl_helper", &rDefault_Weyl_helper);
Singular.method("rDefault_Exterior_helper", &rDefault_Exterior_helper);
Singular.method("rDelete", &rDelete);
Singular.method("rString", [](ip_sring * r) {
auto s = rString(r);
std::string ret_string(s);
omFree(s);
return ret_string;
});
Singular.method("rChar", &rChar);
Singular.method("rGetVar", &rGetVar);
Singular.method("rVar", &rVar);
Singular.method("rGetExpSize", [](unsigned long bitmask, int N) {
int bits;
return static_cast<unsigned int>(rGetExpSize(bitmask, bits, N));
});
Singular.method("rHasGlobalOrdering", &rHasGlobalOrdering);
Singular.method("rHasMixedOrdering", &rHasMixedOrdering);
Singular.method("rIsQuotientRing", [](ring r) {
return r->qideal != NULL;
});
Singular.method("rQuotientRing", [](ideal i, ring r) {
ring Q = rCopy(r);
Q->qideal = id_Copy(i, r);
return Q;
});
Singular.method("rBitmask",
[](ip_sring * r) { return (unsigned int)r->bitmask; });
Singular.method("rPar", [](coeffs cf){
return n_NumberOfParameters(cf);
});
Singular.method("p_Delete", [](spolyrec * p, ip_sring * r) {
return p_Delete(&p, r);
});
Singular.method("p_Copy",
[](spolyrec * p, ip_sring * r) { return p_Copy(p, r); });
Singular.method("p_IsOne",
[](spolyrec * p, ip_sring * r) { return p_IsOne(p, r); });
Singular.method("p_One", [](ip_sring * r) { return p_One(r); });
Singular.method("p_IsUnit", [](spolyrec * p, ip_sring * r) {
return p_IsUnit(p, r);
});
Singular.method("p_GetExp", [](spolyrec * p, int i, ip_sring * r) {
return p_GetExp(p, i, r);
});
Singular.method("p_GetComp", [](spolyrec * p, ip_sring * r) {
return p_GetComp(p, r);
});
Singular.method("p_String", [](spolyrec * p, ip_sring * r) {
auto s_ptr = p_String(p, r);
std::string s(s_ptr);
omFree(s_ptr);
return s;
});
Singular.method("p_ISet",
[](long i, ip_sring * r) { return p_ISet(i, r); });
Singular.method("p_NSet",
[](snumber * p, ip_sring * r) { return p_NSet(p, r); });
Singular.method("p_NSet",
[](void * p, ip_sring * r) { return p_NSet(reinterpret_cast<snumber*>(p), r); }
);
Singular.method("pLength", [](spolyrec * p) { return pLength(p); });
Singular.method("SetpNext",
[](spolyrec * p, spolyrec * q) { p->next = q; });
Singular.method("pNext", [](spolyrec * a) {
poly p = pNext(a);
return p;
});
Singular.method("p_Init", [](ip_sring * r) { return p_Init(r); });
Singular.method("p_Head", [](spolyrec * a, ip_sring * r) {
poly p = p_Head(a, r); return p; });
Singular.method("p_SetCoeff0", [](spolyrec * a, snumber * n, ip_sring * r) {
p_SetCoeff0(a, n, r); });
Singular.method("p_SetExp", [](spolyrec * a, int i, int v, ip_sring * r) {
p_SetExp(a, i, v, r); });
Singular.method("p_SetNext", [](spolyrec * a, spolyrec * m) {
pNext(a) = m; });
Singular.method("p_SortMerge", [](spolyrec * a, ip_sring * r) {
return p_SortMerge(a, r); });
Singular.method("p_SortAdd", [](spolyrec * a, ip_sring * r) {
return p_SortAdd(a, r); });
Singular.method("p_Setm", [](spolyrec * a, ip_sring * r) {
p_Setm(a, r); });
Singular.method("p_Neg",
[](spolyrec * p, ip_sring * r) { return p_Neg(p, r); });
Singular.method("pGetCoeff", [](spolyrec * p) { return pGetCoeff(p); });
Singular.method("pSetCoeff", [](spolyrec * p, long c, ip_sring * r) {
number n = n_Init(c, r);
return p_SetCoeff(p, n, r);
});
Singular.method("pSetCoeff0", [](spolyrec * p, long c, ip_sring * r) {
number n = n_Init(c, r);
return p_SetCoeff0(p, n, r);
});
Singular.method("pLDeg", [](spolyrec * a, ip_sring * r) {
long res;
int dummy;
if (a != NULL) {
res = r->pLDeg(a, &dummy, r);
}
else {
res = -1;
}
return res;
});
Singular.method("p_Add_q", [](spolyrec * p, spolyrec * q, ip_sring * r) {
return p_Add_q(p, q, r);
});
Singular.method("p_Sub", [](spolyrec * p, spolyrec * q, ip_sring * r) {
return p_Sub(p, q, r);
});
Singular.method("p_Mult_q", [](spolyrec * p, spolyrec * q, ip_sring * r) {
return p_Mult_q(p, q, r);
});
Singular.method("pp_Mult_qq", [](spolyrec * p, spolyrec * q, ip_sring * r) {
return pp_Mult_qq(p, q, r);
});
Singular.method("p_Power", [](spolyrec * p, int q, ip_sring * r) {
return p_Power(p, q, r);
});
Singular.method("p_EqualPolys",
[](spolyrec * p, spolyrec * q, ip_sring * r) {
return p_EqualPolys(p, q, r);
});
Singular.method("p_Divide", [](spolyrec * p, spolyrec * q, ip_sring * r) {
return p_Divide(p, q, r);
});
Singular.method("p_DivRem", [](spolyrec * a, spolyrec * b, ip_sring * r) {
poly rest;
poly q = p_DivRem(a, b, rest, r);
return std::make_tuple(reinterpret_cast<void *>(q), reinterpret_cast<void *>(rest));
});
Singular.method("p_Div_nn", [](spolyrec * p, snumber * n, ip_sring * r) {
return p_Div_nn(p, n, r);
});
Singular.method("p_IsDivisibleBy", [](spolyrec * p, spolyrec * q, ip_sring * r) {
poly res;
ideal I = idInit(1, 1);
const ring origin = currRing;
I->m[0] = q;
rChangeCurrRing(r);
res = kNF(I, NULL, p, 0, KSTD_NF_LAZY);
rChangeCurrRing(origin);
I->m[0] = NULL;
id_Delete(&I, r);
if (res == NULL)
return true;
else
{
p_Delete(&res, r);
return false;
}
});
Singular.method("singclap_gcd",
[](spolyrec * p, spolyrec * q, ip_sring * r) {
return singclap_gcd(p, q, r);
});
Singular.method("p_ExtGcd_internal", [](spolyrec * a, spolyrec * b,
void * res, void * s, void * t,
ip_sring * r) {
return singclap_extgcd(a, b, reinterpret_cast<spolyrec *&>(res),
reinterpret_cast<spolyrec *&>(s),
reinterpret_cast<spolyrec *&>(t), r);
});
Singular.method("singclap_sqrfree",
[](spolyrec * p, jlcxx::ArrayRef<int> a, ip_sring * r) {
const ring origin = currRing;
rChangeCurrRing(r);
intvec * v = NULL;
ideal I = singclap_sqrfree(pCopy(p), &v, 0, currRing);
int * content = v->ivGetVec();
for(int i=0; i<v->length(); i++)
{
a.push_back(content[i]);
}
rChangeCurrRing(origin);
delete v;
return I;
});
Singular.method("singclap_factorize",
[](spolyrec * p, jlcxx::ArrayRef<int> a, ip_sring * r) {
const ring origin = currRing;
rChangeCurrRing(r);
intvec * v = NULL;
ideal I = singclap_factorize(p_Copy(p,r), &v, 0, r);
int * content = v->ivGetVec();
for(int i=0; i<v->length(); i++)
{
a.push_back(content[i]);
}
rChangeCurrRing(origin);
delete v;
return I;
});
Singular.method("p_Content", [](spolyrec * p, ip_sring * r) {
return p_Content(p, r);
});
Singular.method("p_GetExpVL_internal",
[](spolyrec * p, int64 * ev, ip_sring * r) {
return p_GetExpVL(p, ev, r);
});
Singular.method("p_GetExpVLV_internal",
[](spolyrec * p, int64 * ev, ip_sring * r) {
return p_GetExpVLV(p, ev, r);
});
Singular.method("p_SetExpV_internal",
[](spolyrec * p, int * ev, ip_sring * r) {
return p_SetExpV(p, ev, r);
});
Singular.method("p_SetExpVL_internal",
[](spolyrec * p, int64 * ev, ip_sring * r) {
return p_SetExpVL(p, ev, r);
});
Singular.method("p_SetExpVLV_internal",
[](spolyrec * p, int64 * ev, int64 c, ip_sring * r) {
return p_SetExpVLV(p, ev, c, r);
});
Singular.method("p_Reduce",
[](spolyrec * p, sip_sideal * G, ip_sring * R) {
const ring origin = currRing;
rChangeCurrRing(R);
poly res = kNF(G, R->qideal, p);
rChangeCurrRing(origin);
return res;
});
Singular.method("p_Reduce",
[](sip_sideal * p, sip_sideal * G, ip_sring * R) {
const ring origin = currRing;
rChangeCurrRing(R);
ideal res = kNF(G, R->qideal, p);
rChangeCurrRing(origin);
return res;
});
Singular.method("letterplace_ring_helper",
[](ip_sring * r, long block_size) {
rUnComplete(r);
r->isLPring = block_size;
r->ShortOut = FALSE;
r->CanShortOut = FALSE;
rComplete(r);
});
Singular.method("p_Subst", [](poly p, int i, poly q, ring r) {
poly p_cp = p_Copy(p, r);
return p_Subst(p_cp, i, q, r);
});
Singular.method("maEvalAt", [](poly p, jlcxx::ArrayRef<snumber *> vals, ring r) {
number * varr = (number *) omAlloc0(vals.size() * sizeof(number));
for (int i = 0; i < vals.size(); i++)
varr[i] = (number) vals[i];
number res = maEvalAt(p, varr, r);
omFree(varr);
return res;
});
Singular.method("p_PermPoly", [](poly p, int * perm, ring old_ring,
ring new_ring, void * map_func_ptr, int * par_perm) {
nMapFunc map_func = reinterpret_cast<nMapFunc>(map_func_ptr);
return p_PermPoly(p, perm, old_ring, new_ring, map_func, par_perm);
});
Singular.method("maFindPerm", [](ring src, jlcxx::ArrayRef<int> perm, ring dst,
jlcxx::ArrayRef<int> par_perm){
int *perm1 = (int *)omAlloc0((rVar(src)+1)*sizeof(int));
int *par_perm1 = NULL;
if (rPar(src) != 0) par_perm1 = (int *)omAlloc0((rPar(src) + 1)*sizeof(int));
maFindPerm(src->names, rVar(src), rParameter(src), rPar(src),
dst->names, rVar(dst), rParameter(dst), rPar(dst),
perm1, par_perm1, dst->cf->type);
for(int i = 0; i < rVar(src); i++)
{
perm.push_back(perm1[i]);
}
for(int j = 0; j < rPar(src); j++)
{
par_perm.push_back(par_perm1[j]);
}
});
Singular.method("p_Jet",
[](poly p, int i, ring r) {
poly p_cp = p_Copy(p, r);
return p_Jet(p_cp, i, r);
});
Singular.method("p_Diff",
[](poly p, int i, ring r) {
poly p_cp = p_Copy(p, r);
return p_Diff(p_cp, i, r);
});
Singular.method("maMapPoly",
[](poly map_p, ring pr, ideal im_id, ring im, void * cf_map) {
return maMapPoly(map_p, pr, im_id, im, reinterpret_cast<nMapFunc>(cf_map));
});
Singular.method("p_GetOrder",
[](poly p, ring r) {
long res;
if( p != NULL)
{ res = p_GetOrder(p, r);}
else
{ res = -1;}
return res;
});
}