C++ (Cpp) deriv_errchk_ASL Examples

Example #1

File: con2ival.c Project: anhtuan98/mp

 void
con2grd_ASL(ASL *a, int i, real *X, real *G, fint *nerror)
{
	ASL_fgh *asl;
	Jmp_buf err_jmp0;
	cde *d;
	cgrad *gr, *gr1;
	int i0, ij, j, *vmi, xksave;
	real *Adjoints, *vscale;
	size_t L;
	static char who[] = "con2grd";

	INchk(a, who, i, a->i.n_con0);
	asl = (ASL_fgh*)a;
	if (!want_derivs)
		No_derivs_ASL(who);
	if (nerror && *nerror >= 0) {
		err_jmp = &err_jmp0;
		ij = setjmp(err_jmp0.jb);
		if ((*nerror = ij))
			return;
		}
	errno = 0;	/* in case f77 set errno opening files */
	if (!asl->i.x_known)
		x2_check_ASL(asl,X);
	if ((!asl->i.ncxval || asl->i.ncxval[i] != asl->i.nxval)
	 && (!(x0kind & ASL_have_conval)
	     || i < n_conjac[0] || i >= n_conjac[1])) {
		xksave = asl->i.x_known;
		asl->i.x_known = 1;
		con2ival_ASL(a,i,X,nerror);
		asl->i.x_known = xksave;
		if (nerror && *nerror)
			return;
		}
	if (asl->i.Derrs)
		deriv_errchk_ASL(a, nerror, i, 1);
	if (!(x0kind & ASL_have_funnel)) {
		if (f_b)
			funnelset(asl, f_b);
		if (f_c)
			funnelset(asl, f_c);
		x0kind |= ASL_have_funnel;
		}
	Adjoints = adjoints;
	d = con_de + i;
	gr1 = asl->i.Cgrad0[i];
	for(gr = gr1; gr; gr = gr->next)
		Adjoints[gr->varno] = gr->coef;
	if ((L = d->zaplen)) {
		memset(adjoints_nv1, 0, L);
		derprop(d->d);
		}
	vmi = 0;
	if (asl->i.vmap)
		vmi = get_vminv_ASL(a);
	if ((vscale = asl->i.vscale)) {
		if (vmi)
			for(gr = gr1; gr; gr = gr->next) {
				i0 = gr->varno;
				Adjoints[i0] *= vscale[vmi[i0]];
				}
		else
			for(gr = gr1; gr; gr = gr->next) {
				i0 = gr->varno;
				Adjoints[i0] *= vscale[i0];
				}
		}
	gr = gr1;
	i0 = 0;
	switch(asl->i.congrd_mode) {
	  case 1:
		for(; gr; gr = gr->next)
			G[i0++] = Adjoints[gr->varno];
		break;
	  case 2:
		for(; gr; gr = gr->next)
			G[gr->goff] = Adjoints[gr->varno];
		break;
	  default:
		if (vmi) {
			for(; gr; gr = gr->next) {
				i = vmi[j = gr->varno];
				while(i0 < i)
					G[i0++] = 0;
				G[i] = Adjoints[j];
				i0 = i + 1;
				}
			}
		else
			for(; gr; gr = gr->next) {
				i = gr->varno;
				while(i0 < i)
					G[i0++] = 0;
				G[i] = Adjoints[i];
				i0 = i + 1;
				}
		i = n_var;
		while(i0 < i)
			G[i0++] = 0;
	  }
	err_jmp = 0;
	}

Example #2

File: objval.c Project: alanctgardner/ampl-go

 void
obj1grd_ASL(ASL *a, int i, real *X, real *G, fint *nerror)
{
	ASL_fg *asl;
	Jmp_buf err_jmp0;
	cde *d;
	fint ne0;
	int ij, j, *vmi, xksave, *z;
	ograd *gr, **gr0;
	real *Adjoints, *vscale;
	size_t L;
	static char who[] = "obj1grd";

	NNOBJ_chk(a, i, who);
	asl = (ASL_fg*)a;
	if (!want_derivs)
		No_derivs_ASL(who);
	ne0 = -1;
	if (nerror && (ne0 = *nerror) >= 0) {
		err_jmp = &err_jmp0;
		ij = __builtin_setjmp(err_jmp0.jb);
		if (ij) {
			*nerror = err_jmp0.err;
			goto done;
			}
		}
	errno = 0;	/* in case f77 set errno opening files */
	if (!asl->i.x_known)
		x0_check_ASL(asl,X);
	if (!asl->i.noxval || asl->i.noxval[i] != asl->i.nxval) {
		xksave = asl->i.x_known;
		asl->i.x_known = 1;
		obj1val_ASL(a, i, X, nerror);
		asl->i.x_known = xksave;
		if (ne0 >= 0 && *nerror)
			goto done;
		}
	if (asl->i.Derrs)
		deriv_errchk_ASL(a, nerror, -(i+1), 1);
	if (f_b)
		funnelset_ASL(asl, f_b);
	if (f_o)
		funnelset_ASL(asl, f_o);
	Adjoints = adjoints;
	d = obj_de + i;
	gr0 = Ograd + i;
	for(gr = *gr0; gr; gr = gr->next)
		Adjoints[gr->varno] = gr->coef;
	if ((L = d->zaplen)) {
		memset(adjoints_nv1, 0, L);
		derprop(d->d);
		}
	if (zerograds) {	/* sparse gradients */
		z = zerograds[i];
		while((i = *z++) >= 0)
			G[i] = 0;
		}
	gr = *gr0;
	vmi = 0;
	if (asl->i.vmap)
		vmi = get_vminv_ASL(a);
	if ((vscale = asl->i.vscale)) {
		if (vmi)
			for(; gr; gr = gr->next) {
				j = vmi[i = gr->varno];
				G[j] = Adjoints[i] * vscale[j];
				}
		else
			for(; gr; gr = gr->next) {
				i = gr->varno;
				G[i] = Adjoints[i] * vscale[i];
				}
		}
	else if (vmi)
		for(; gr; gr = gr->next) {
			i = gr->varno;
			G[vmi[i]] = Adjoints[i];
			}
	else
		for(; gr; gr = gr->next) {
			i = gr->varno;
			G[i] = Adjoints[i];
			}
 done:
	err_jmp = 0;
	}