23 return (
void*)
new gfan::ZFan(0);
30 gfan::ZFan* zf = (gfan::ZFan*) d;
40 gfan::initializeCddlibIfRequired();
41 gfan::ZFan* zf = (gfan::ZFan*)d;
43 gfan::deinitializeCddlibIfRequired();
66 gfan::ZFan* zf = (gfan::ZFan*)d;
67 gfan::ZFan* newZf =
new gfan::ZFan(*zf);
78 gfan::ZFan* zd = (gfan::ZFan*)
l->Data();
81 newZf =
new gfan::ZFan(0);
83 else if (r->
Typ()==
l->Typ())
87 gfan::ZFan* zd = (gfan::ZFan*)
l->Data();
90 newZf = (gfan::ZFan*) r->
CopyD();
94 int ambientDim = (int) (
long) r->
Data();
97 Werror(
"expected an int >= 0, but got %d", ambientDim);
102 gfan::ZFan* zd = (gfan::ZFan*)
l->Data();
105 newZf =
new gfan::ZFan(ambientDim);
109 Werror(
"assign Type(%d) = Type(%d) not implemented",
l->Typ(),r->
Typ());
119 l->data = (
void*) newZf;
133 for (
int r = 1; r <= rr; r++)
134 for (
int c = 1; c <= cc; c++)
142 gfan::IntMatrix im = gfan::IntMatrix(gfan::ZToIntMatrix(*zm));
148 int ambientDim = (int)(
long)
v->Data();
151 Werror(
"expected non-negative ambient dim but got %d", ambientDim);
155 res->data = (
void*)(
new gfan::ZFan(ambientDim));
162 int ambientDim = permutations->
cols();
164 if (!gfan::Permutation::arePermutations(im))
166 Werror(
"provided bigintmat contains invalid permutations of {1, ..., %d}", ambientDim);
169 gfan::SymmetryGroup sg = gfan::SymmetryGroup(ambientDim);
170 sg.computeClosure(im);
172 res->data = (
void*)(
new gfan::ZFan(sg));
182 res->data = (
void*)
new gfan::ZFan(0);
193 WerrorS(
"emptyFan: unexpected parameters");
199 int ambientDim = (int)(
long)
v->Data();
202 Werror(
"expected non-negative ambient dim but got %d", ambientDim);
207 res->data = (
void*) zf;
213 int ambientDim = permutations->
cols();
215 if (!gfan::Permutation::arePermutations(im))
217 Werror(
"provided bigintmat contains invalid permutations of {1, ..., %d}", ambientDim);
220 gfan::SymmetryGroup sg = gfan::SymmetryGroup(ambientDim);
221 sg.computeClosure(im);
224 res->data = (
void*) zf;
230 gfan::initializeCddlibIfRequired();
235 res->data = (
void*)
new gfan::ZFan(0);
242 WerrorS(
"fullFan: unexpected parameters");
248 return zf->getAmbientDimension();
253 return zf->getCodimension();
258 return zf->getDimension();
263 return zf->getLinealityDimension();
280 gfan::initializeCddlibIfRequired();
281 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
282 int d = (int)(
long)
v->Data();
283 int o = (int)(
long)
w->Data();
284 int m = (int)(
long)
x->Data();
286 && ((o == 0) || (o == 1))
287 && ((
m == 0) || (
m == 1)))
291 int ld = zf->getLinealityDimension();
294 int n = zf->numberOfConesOfDimension(d-ld,oo,mm);
296 res->data = (
void*) (
long) n;
297 gfan::deinitializeCddlibIfRequired();
301 res->data = (
void*) (
long) 0;
302 gfan::deinitializeCddlibIfRequired();
309 WerrorS(
"numberOfConesOfDimension: unexpected parameters");
318 gfan::initializeCddlibIfRequired();
319 gfan::ZFan* zf = (gfan::ZFan*)u->
Data();
320 int d = zf->getAmbientDimension();
323 for (
int i=0;
i<=d;
i++)
324 n = n + zf->numberOfConesOfDimension(
i,0,0);
327 res->data = (
void*) (
long) n;
328 gfan::deinitializeCddlibIfRequired();
331 WerrorS(
"ncones: unexpected parameters");
340 gfan::initializeCddlibIfRequired();
341 gfan::ZFan* zf = (gfan::ZFan*)u->
Data();
344 for (
int d=0; d<=zf->getAmbientDimension(); d++)
345 n = n + zf->numberOfConesOfDimension(d,0,1);
348 res->data = (
void*) (
long) n;
349 gfan::deinitializeCddlibIfRequired();
352 WerrorS(
"nmaxcones: unexpected parameters");
358 bool b = (zf->getAmbientDimension() == zc->ambientDimension());
361 for (
int d=0; d<=zf->getAmbientDimension(); d++)
363 for (
int i=0;
i<zf->numberOfConesOfDimension(d,0,1);
i++)
365 gfan::ZCone zd = zf->getCone(d,
i,0,1);
366 gfan::ZCone zt = gfan::intersection(*zc,zd);
368 b =
b && zd.hasFace(zt);
383 gfan::initializeCddlibIfRequired();
384 gfan::ZFan* zf = (gfan::ZFan*)u->
Data();
385 gfan::ZCone* zc = (gfan::ZCone*)
v->Data();
388 res->data = (
void*) (
long)
b;
389 gfan::deinitializeCddlibIfRequired();
393 WerrorS(
"isCompatible: unexpected parameters");
405 gfan::initializeCddlibIfRequired();
406 gfan::ZFan* zf = (gfan::ZFan*)u->
Data();
407 gfan::ZCone* zc = (gfan::ZCone*)
v->Data();
413 n = (int)(
long)
w->Data();
419 WerrorS(
"insertCone: cone and fan not compatible");
420 gfan::deinitializeCddlibIfRequired();
429 gfan::deinitializeCddlibIfRequired();
433 WerrorS(
"insertCone: unexpected parameters");
439 gfan::ZVector zv=zc->getRelativeInteriorPoint();
440 for (
int d=0; d<=zf->getAmbientDimension(); d++)
442 for (
int i=0;
i<zf->numberOfConesOfDimension(d,0,1);
i++)
444 gfan::ZCone zd = zf->getCone(d,
i,0,1);
446 if (zd.containsRelatively(zv))
448 gfan::ZCone temp = *zc;
450 return (!(zd != temp));
465 gfan::initializeCddlibIfRequired();
466 gfan::ZFan* zf = (gfan::ZFan*)u->
Data();
467 gfan::ZCone* zc = (gfan::ZCone*)
v->Data();
468 if((zf->getAmbientDimension() == zc->ambientDimension()))
472 gfan::deinitializeCddlibIfRequired();
475 gfan::deinitializeCddlibIfRequired();
476 WerrorS(
"containsInCollection: mismatching ambient dimensions");
480 WerrorS(
"containsInCollection: unexpected parameters");
526 gfan::initializeCddlibIfRequired();
527 gfan::ZFan* zf = (gfan::ZFan*)u->
Data();
528 gfan::ZCone* zc = (gfan::ZCone*)
v->Data();
539 WerrorS(
"removeCone: cone not contained in fan");
540 gfan::deinitializeCddlibIfRequired();
549 gfan::deinitializeCddlibIfRequired();
553 WerrorS(
"removeCone: unexpected parameters");
568 gfan::initializeCddlibIfRequired();
569 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
570 int d = (int)(
long)
v->Data();
571 int i = (int)(
long)
w->Data();
577 o = (int)(
long)
x->Data();
581 m = (int)(
long)
y->Data();
586 if (((o == 0) || (o == 1)) && ((
m == 0) || (
m == 1)))
592 int ld = zf->getLinealityDimension();
598 gfan::ZCone zc = zf->getCone(d-ld,
i,oo,mm);
600 res->data = (
void*)
new gfan::ZCone(zc);
601 gfan::deinitializeCddlibIfRequired();
606 WerrorS(
"getCone: invalid dimension; no cones in this dimension");
607 gfan::deinitializeCddlibIfRequired();
613 WerrorS(
"getCone: invalid index");
614 gfan::deinitializeCddlibIfRequired();
620 WerrorS(
"getCone: invalid dimension");
621 gfan::deinitializeCddlibIfRequired();
627 WerrorS(
"getCone: invalid specifier for orbit or maximal");
628 gfan::deinitializeCddlibIfRequired();
634 WerrorS(
"getCone: unexpected parameters");
646 gfan::initializeCddlibIfRequired();
647 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
648 int d = (int)(
long)
v->Data();
654 o = (int)(
long)
w->Data();
658 m = (int)(
long)
x->Data();
663 if (((o == 0) || (o == 1)) && ((
m == 0) || (
m == 1)))
669 int ld = zf->getLinealityDimension();
673 int n = zf->numberOfConesOfDimension(d-ld,oo,mm);
675 for (
int i=0;
i<n;
i++)
677 gfan::ZCone zc = zf->getCone(d-ld,
i,oo,mm);
681 res->data = (
void*) L;
682 gfan::deinitializeCddlibIfRequired();
687 WerrorS(
"getCones: invalid dimension; no cones in this dimension");
688 gfan::deinitializeCddlibIfRequired();
694 WerrorS(
"getCones: invalid dimension");
695 gfan::deinitializeCddlibIfRequired();
701 WerrorS(
"getCones: invalid specifier for orbit or maximal");
702 gfan::deinitializeCddlibIfRequired();
707 WerrorS(
"getCones: unexpected parameters");
713 int i = zf->isSimplicial() ? 1 : 0;
722 gfan::initializeCddlibIfRequired();
723 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
724 int b = zf->isPure();
726 res->data = (
void*) (
long)
b;
727 gfan::deinitializeCddlibIfRequired();
730 WerrorS(
"isPure: unexpected parameters");
754 gfan::initializeCddlibIfRequired();
755 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
756 gfan::ZVector zv=zf->getFVector();
759 gfan::deinitializeCddlibIfRequired();
762 WerrorS(
"fVector: unexpected parameters");
766 gfan::ZMatrix
rays(
const gfan::ZFan*
const zf)
768 gfan::ZMatrix
rays(0,zf->getAmbientDimension());
769 for (
int i=0;
i<zf->numberOfConesOfDimension(1,0,0);
i++)
771 gfan::ZCone zc = zf->getCone(1,
i, 0, 0);
772 rays.append(zc.extremeRays());
780 int ambientDim = zf->getAmbientDimension();
781 for (
int i=0;
i<zf->numberOfConesOfDimension(ambientDim, 0, 0);
i++)
783 gfan::ZCone zc = zf->getCone(ambientDim,
i, 0, 0);
802 gfan::initializeCddlibIfRequired();
803 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
805 int ambientDim = zf->getAmbientDimension();
806 if (ambientDim != v0->
cols())
808 WerrorS(
"numberOfConesWithVector: mismatching dimensions");
809 gfan::deinitializeCddlibIfRequired();
817 gfan::deinitializeCddlibIfRequired();
821 WerrorS(
"numberOfConesWithVector: unexpected parameters");
830 gfan::initializeCddlibIfRequired();
832 std::istringstream
s(fanInString);
833 gfan::ZFan* zf =
new gfan::ZFan(
s);
835 res->data = (
void*) zf;
836 gfan::deinitializeCddlibIfRequired();
839 WerrorS(
"fanFromString: unexpected parameters");
851 gfan::initializeCddlibIfRequired();
854 WerrorS(
"fanViaCones: list contains entries of wrong type");
857 gfan::ZCone* zc = (gfan::ZCone*) L->
m[0].
Data();
858 gfan::ZFan* zf =
new gfan::ZFan(zc->ambientDimension());
864 WerrorS(
"fanViaCones: entries of wrong type in list");
865 gfan::deinitializeCddlibIfRequired();
868 gfan::ZCone* zc = (gfan::ZCone*) L->
m[
i].
Data();
869 if (zc->ambientDimension() != zf->getAmbientDimension())
871 WerrorS(
"fanViaCones: inconsistent ambient dimensions amongst cones in list");
872 gfan::deinitializeCddlibIfRequired();
878 res->data = (
void*) zf;
879 gfan::deinitializeCddlibIfRequired();
883 res->data = (
void*)
new gfan::ZFan(0);
888 gfan::initializeCddlibIfRequired();
889 gfan::ZCone* zc = (gfan::ZCone*) u->
Data();
890 gfan::ZFan* zf =
new gfan::ZFan(zc->ambientDimension());
897 WerrorS(
"fanViaCones: arguments of wrong type");
898 gfan::deinitializeCddlibIfRequired();
902 gfan::ZCone* zc = (gfan::ZCone*) u->
Data();
903 if (zc->ambientDimension() != zf->getAmbientDimension())
905 WerrorS(
"fanViaCones: inconsistent ambient dimensions amongst input cones");
906 gfan::deinitializeCddlibIfRequired();
913 res->data = (
void*) zf;
914 gfan::deinitializeCddlibIfRequired();
920 res->data = (
void*)
new gfan::ZFan(0);
923 WerrorS(
"fanViaCones: unexpected parameters");
979 assume(zf.getAmbientDimension() == zg.getAmbientDimension());
982 std::list<gfan::ZCone> maximalConesOfF;
983 for (
int d=0; d<=zf.getAmbientDimension(); d++)
984 for (
int i=0;
i<zf.numberOfConesOfDimension(d,0,1);
i++)
985 maximalConesOfF.push_back(zf.getCone(d,
i,0,1));
987 std::list<gfan::ZCone> maximalConesOfG;
988 for (
int d=0; d<=zg.getAmbientDimension(); d++)
989 for (
int i=0;
i<zg.numberOfConesOfDimension(d,0,1);
i++)
990 maximalConesOfG.push_back(zg.getCone(d,
i,0,1));
993 gfan::ZFan zr = gfan::ZFan(zf.getAmbientDimension());
994 for (std::list<gfan::ZCone>::iterator itf=maximalConesOfF.begin();
995 itf != maximalConesOfF.end(); itf++)
996 for (std::list<gfan::ZCone>::iterator itg=maximalConesOfG.begin();
997 itg != maximalConesOfG.end(); itg++)
998 zr.insert(intersection(*itf,*itg));
1011 gfan::initializeCddlibIfRequired();
1012 gfan::ZFan* zf = (gfan::ZFan*) u->
Data();
1013 gfan::ZFan* zg = (gfan::ZFan*)
v->Data();
1016 res->data = (
void*) zr;
1017 gfan::deinitializeCddlibIfRequired();
1021 WerrorS(
"commonRefinement: unexpected parameters");
1078 memset(&
l,0,
sizeof(
l));
1080 l.data=(
void*)
"fan";
1083 gfan::ZFan* zf = (gfan::ZFan*) d;
1086 fprintf(dd->
f_write,
"%d %s ",(
int)
s.size(),
s.c_str());
1103 gfan::ZFan* zf =
new gfan::ZFan(fanInString);
1113 blackbox *
b=(blackbox*)
omAlloc0(
sizeof(blackbox));
int status int void size_t count
static FORCE_INLINE number n_Sub(number a, number b, const coeffs r)
return the difference of 'a' and 'b', i.e., a-b
char * bbfan_String(blackbox *, void *d)
int s_readbytes(char *buff, int len, s_buff F)
const CanonicalForm int s
const CanonicalForm int const CFList const Variable & y
Class used for (list of) interpreter objects.
BOOLEAN numberOfConesOfDimension(leftv res, leftv args)
BOOLEAN nmaxcones(leftv res, leftv args)
bool isCompatible(const gfan::ZFan *zf, const gfan::ZCone *zc)
void * bbfan_Init(blackbox *)
BOOLEAN fullFan(leftv res, leftv args)
static FORCE_INLINE number n_Init(long i, const coeffs r)
a number representing i in the given coeff field/ring r
void bbfan_setup(SModulFunctions *p)
intvec * ivCopy(const intvec *o)
BOOLEAN bbfan_Assign(leftv l, leftv r)
BOOLEAN emptyFan(leftv res, leftv args)
void WerrorS(const char *s)
static BOOLEAN jjFANEMPTY_IM(leftv res, leftv v)
BOOLEAN fanViaCones(leftv res, leftv args)
bigintmat * zVectorToBigintmat(const gfan::ZVector &zv)
int getAmbientDimension(gfan::ZFan *zf)
void * bbfan_Copy(blackbox *, void *d)
BOOLEAN bbfan_deserialize(blackbox **b, void **d, si_link f)
Coefficient rings, fields and other domains suitable for Singular polynomials.
int isSimplicial(gfan::ZFan *zf)
BOOLEAN getCone(leftv res, leftv args)
BOOLEAN fanFromString(leftv res, leftv args)
gfan::ZMatrix rays(const gfan::ZFan *const zf)
BOOLEAN ncones(leftv res, leftv args)
gfan::ZMatrix * bigintmatToZMatrix(const bigintmat &bim)
int status int void * buf
int numberOfConesWithVector(gfan::ZFan *zf, gfan::ZVector *v)
BOOLEAN insertCone(leftv res, leftv args)
BOOLEAN fVector(leftv res, leftv args)
static BOOLEAN jjFANEMPTY_I(leftv res, leftv v)
bool containsInCollection(gfan::ZFan *zf, gfan::ZCone *zc)
int getCodimension(gfan::ZFan *zf)
BOOLEAN getCones(leftv res, leftv args)
INLINE_THIS void Init(int l=0)
const Variable & v
< [in] a sqrfree bivariate poly
BOOLEAN isPure(leftv res, leftv args)
static gfan::IntMatrix permutationIntMatrix(const bigintmat *iv)
gfan::ZFan commonRefinement(gfan::ZFan zf, gfan::ZFan zg)
int getLinealityDimension(gfan::ZFan *zf)
int getDimension(gfan::ZFan *zf)
BOOLEAN removeCone(leftv res, leftv args)
static FORCE_INLINE void n_Delete(number *p, const coeffs r)
delete 'p'
BOOLEAN bbfan_serialize(blackbox *b, void *d, si_link f)
static BOOLEAN jjFANFULL_IM(leftv res, leftv v)
int setBlackboxStuff(blackbox *bb, const char *n)
define a new type
#define IMATELEM(M, I, J)
void bbfan_destroy(blackbox *, void *d)
static BOOLEAN jjFANFULL_I(leftv res, leftv v)
void Werror(const char *fmt,...)
gfan::ZVector * bigintmatToZVector(const bigintmat &bim)