2 #include <barvinok/options.h>
3 #include <barvinok/util.h>
7 #ifdef HAVE_GROWING_CHERNIKOVA
8 #define MAXRAYS (POL_NO_DUAL | POL_INTEGER)
14 Vector
*Polyhedron_Sample(Polyhedron
*P
, struct barvinok_options
*options
)
20 #define ALLOC(type) (type*)malloc(sizeof(type))
22 void barvinok_stats_clear(struct barvinok_stats
*stats
)
24 stats
->base_cones
= 0;
27 void barvinok_stats_print(struct barvinok_stats
*stats
, FILE *out
)
29 fprintf(out
, "Base cones: %d\n", stats
->base_cones
);
32 struct barvinok_options
*barvinok_options_new_with_defaults()
34 struct barvinok_options
*options
= ALLOC(struct barvinok_options
);
38 options
->stats
= ALLOC(struct barvinok_stats
);
39 if (!options
->stats
) {
44 barvinok_stats_clear(options
->stats
);
49 options
->MaxRays
= MAXRAYS
;
51 #ifdef USE_INCREMENTAL_BF
52 options
->incremental_specialization
= 2;
53 #elif defined USE_INCREMENTAL_DF
54 options
->incremental_specialization
= 1;
56 options
->incremental_specialization
= 0;
58 options
->max_index
= 1;
61 options
->lookup_table
= 0;
63 options
->lookup_table
= 1;
66 options
->count_sample_infinite
= 1;
68 options
->count_sample_infinite
= 0;
70 options
->try_Delaunay_triangulation
= 0;
72 options
->polynomial_approximation
= BV_APPROX_SIGN_NONE
;
73 options
->approximation_method
= BV_APPROX_NONE
;
74 options
->scale_flags
= 0;
77 options
->gbr_lp_solver
= BV_GBR_GLPK
;
78 #elif defined HAVE_LIBCDDGMP
79 options
->gbr_lp_solver
= BV_GBR_CDD
;
81 options
->gbr_lp_solver
= BV_GBR_NONE
;
84 options
->bernstein_optimize
= BV_BERNSTEIN_NONE
;
86 options
->bernstein_recurse
= BV_BERNSTEIN_FACTORS
;
91 void barvinok_options_free(struct barvinok_options
*options
)
104 const char *scale_opts
[] = {
112 struct argp_option barvinok_argp_options
[] = {
113 { "index", BV_OPT_MAXINDEX
, "int", 0,
114 "maximal index of simple cones in decomposition" },
115 { "primal", BV_OPT_PRIMAL
, 0, 0 },
116 { "table", BV_OPT_TABLE
, 0, 0 },
117 { "specialization", BV_OPT_SPECIALIZATION
, "[bf|df|random]", 0 },
118 { "polynomial-approximation", BV_OPT_POLAPPROX
, "lower|upper", 1 },
119 { "approximation-method", BV_OPT_APPROX
, "scale|drop|volume", 0,
120 "method to use in polynomial approximation [default: drop]" },
121 { "scale-options", BV_OPT_SCALE
, "fast|slow,narrow|narrow2", 0 },
122 { "gbr", BV_OPT_GBR
, "[cdd]", 0,
123 "solver to use for basis reduction" },
124 { "version", 'V', 0, 0 },
128 error_t
barvinok_parse_opt(int key
, char *arg
, struct argp_state
*state
)
130 struct barvinok_options
*options
= state
->input
;
135 printf(barvinok_version());
137 case BV_OPT_SPECIALIZATION
:
138 if (!strcmp(arg
, "bf"))
139 options
->incremental_specialization
= BV_SPECIALIZATION_BF
;
140 else if (!strcmp(arg
, "df"))
141 options
->incremental_specialization
= BV_SPECIALIZATION_DF
;
142 else if (!strcmp(arg
, "random"))
143 options
->incremental_specialization
= BV_SPECIALIZATION_RANDOM
;
149 options
->lookup_table
= 1;
152 if (!strcmp(arg
, "cdd"))
153 options
->gbr_lp_solver
= BV_GBR_CDD
;
155 case BV_OPT_MAXINDEX
:
156 options
->max_index
= strtoul(arg
, NULL
, 0);
158 case BV_OPT_POLAPPROX
:
160 options
->polynomial_approximation
= BV_APPROX_SIGN_APPROX
;
161 if (options
->approximation_method
== BV_APPROX_NONE
)
162 options
->approximation_method
= BV_APPROX_SCALE
;
164 if (!strcmp(arg
, "lower"))
165 options
->polynomial_approximation
= BV_APPROX_SIGN_LOWER
;
166 else if (!strcmp(arg
, "upper"))
167 options
->polynomial_approximation
= BV_APPROX_SIGN_UPPER
;
168 if (options
->approximation_method
== BV_APPROX_NONE
)
169 options
->approximation_method
= BV_APPROX_DROP
;
173 if (!strcmp(arg
, "scale"))
174 options
->approximation_method
= BV_APPROX_SCALE
;
175 else if (!strcmp(arg
, "drop"))
176 options
->approximation_method
= BV_APPROX_DROP
;
177 else if (!strcmp(arg
, "volume"))
178 options
->approximation_method
= BV_APPROX_VOLUME
;
180 argp_error(state
, "unknown value for --approximation-method option");
183 options
->approximation_method
= BV_APPROX_SCALE
;
185 switch (getsubopt(&arg
, scale_opts
, &subopt
)) {
187 options
->scale_flags
|= BV_APPROX_SCALE_FAST
;
190 options
->scale_flags
&= ~BV_APPROX_SCALE_FAST
;
193 options
->scale_flags
|= BV_APPROX_SCALE_NARROW
;
194 options
->scale_flags
&= ~BV_APPROX_SCALE_NARROW2
;
197 options
->scale_flags
|= BV_APPROX_SCALE_NARROW2
;
198 options
->scale_flags
&= ~BV_APPROX_SCALE_NARROW
;
201 argp_error(state
, "unknown suboption '%s'\n", subopt
);
205 if (options
->polynomial_approximation
== BV_APPROX_SIGN_NONE
&&
206 options
->approximation_method
!= BV_APPROX_NONE
) {
208 "no polynomial approximation selected; reseting approximation method\n");
209 options
->approximation_method
= BV_APPROX_NONE
;
213 return ARGP_ERR_UNKNOWN
;
218 struct argp barvinok_argp
= {
219 barvinok_argp_options
, barvinok_parse_opt
, 0, 0