while (overall_error > min_error) {
SHOW_EXPR(overall_error);
- if ((min_func > 0 && max_func > 0) || (min_func < 0 && max_func < 0) || (min_func > 0 && max_func < 0)) {
- abort();
- } //TODO replace by xbt_assert
+ xbt_assert(min_func <= 0 || max_func <= 0);
+ xbt_assert(min_func >= 0 || max_func >= 0);
+ xbt_assert(min_func <= 0 || max_func >= 0);
SHOW_EXPR(min);
SHOW_EXPR(min_func);
static void test1(method_t method)
{
- lmm_system_t Sys = nullptr;
- lmm_constraint_t L1 = nullptr;
- lmm_constraint_t L2 = nullptr;
- lmm_constraint_t L3 = nullptr;
-
- lmm_variable_t R_1_2_3 = nullptr;
- lmm_variable_t R_1 = nullptr;
- lmm_variable_t R_2 = nullptr;
- lmm_variable_t R_3 = nullptr;
-
double a = 1.0;
double b = 10.0;
- double x ;
- double max_deviation = 0.0;
if (method == LAGRANGE_VEGAS)
lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp, func_vegas_fpi);
else if (method == LAGRANGE_RENO)
lmm_set_default_protocol_function(func_reno_f, func_reno_fpi, func_reno_fpi);
- Sys = lmm_system_new(1);
- L1 = lmm_constraint_new(Sys, static_cast<void *>(const_cast<char*>("L1")), a);
- L2 = lmm_constraint_new(Sys, static_cast<void *>(const_cast<char*>("L2")), b);
- L3 = lmm_constraint_new(Sys, static_cast<void *>(const_cast<char*>("L3")), a);
+ lmm_system_t Sys = lmm_system_new(1);
+ lmm_constraint_t L1 = lmm_constraint_new(Sys, nullptr, a);
+ lmm_constraint_t L2 = lmm_constraint_new(Sys, nullptr, b);
+ lmm_constraint_t L3 = lmm_constraint_new(Sys, nullptr, a);
- R_1_2_3 = lmm_variable_new(Sys, static_cast<void *>(const_cast<char*>( "R 1->2->3")), 1.0, -1.0, 3);
- R_1 = lmm_variable_new(Sys, static_cast<void *>(const_cast<char*>( "R 1")), 1.0, -1.0, 1);
- R_2 = lmm_variable_new(Sys, static_cast<void *>(const_cast<char*>( "R 2")), 1.0, -1.0, 1);
- R_3 = lmm_variable_new(Sys, static_cast<void *>(const_cast<char*>( "R 3")), 1.0, -1.0, 1);
+ lmm_variable_t R_1_2_3 = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 3);
+ lmm_variable_t R_1 = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 1);
+ lmm_variable_t R_2 = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 1);
+ lmm_variable_t R_3 = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 1);
lmm_update_variable_weight(Sys, R_1_2_3, 1.0);
lmm_update_variable_weight(Sys, R_1, 1.0);
if (method == MAXMIN) {
lmm_solve(Sys);
} else {
+ double x;
if (method == LAGRANGE_VEGAS) {
x = 3 * a / 4 - 3 * b / 8 + sqrt(9 * b * b + 4 * a * a - 4 * a * b) / 8;
/* Computed with mupad and D_f=1.0 */
lagrange_solve(Sys);
+ double max_deviation = 0.0;
max_deviation = MAX(max_deviation, fabs(lmm_variable_getvalue(R_1) - x));
max_deviation = MAX(max_deviation, fabs(lmm_variable_getvalue(R_3) - x));
max_deviation = MAX(max_deviation, fabs(lmm_variable_getvalue(R_2) - (b - a + x)));
static void test2(method_t method)
{
- lmm_system_t Sys = nullptr;
- lmm_constraint_t CPU1 = nullptr;
- lmm_constraint_t CPU2 = nullptr;
-
- lmm_variable_t T1 = nullptr;
- lmm_variable_t T2 = nullptr;
-
if (method == LAGRANGE_VEGAS)
lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp, func_vegas_fpi);
if (method == LAGRANGE_RENO)
lmm_set_default_protocol_function(func_reno_f, func_reno_fp, func_reno_fpi);
- Sys = lmm_system_new(1);
- CPU1 = lmm_constraint_new(Sys, static_cast<void *>(const_cast<char*>( "CPU1")), 200.0);
- CPU2 = lmm_constraint_new(Sys, static_cast<void *>(const_cast<char*>( "CPU2")), 100.0);
+ lmm_system_t Sys = lmm_system_new(1);
+ lmm_constraint_t CPU1 = lmm_constraint_new(Sys, nullptr, 200.0);
+ lmm_constraint_t CPU2 = lmm_constraint_new(Sys, nullptr, 100.0);
- T1 = lmm_variable_new(Sys, static_cast<void *>(const_cast<char*>( "T1")), 1.0, -1.0, 1);
- T2 = lmm_variable_new(Sys, static_cast<void *>(const_cast<char*>( "T2")), 1.0, -1.0, 1);
+ lmm_variable_t T1 = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 1);
+ lmm_variable_t T2 = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 1);
lmm_update_variable_weight(Sys, T1, 1.0);
lmm_update_variable_weight(Sys, T2, 1.0);
int flows = 11;
int links = 10;
- int i = 0;
- int j = 0;
-
- double **A;
-
- lmm_system_t Sys = nullptr;
- lmm_constraint_t *tmp_cnst = nullptr;
- lmm_variable_t *tmp_var = nullptr;
- char **tmp_name;
-
- /*array to add the the constraints of fictitious variables */
+ double **A = xbt_new0(double *, links + 5);
+ /* array to add the constraints of fictitious variables */
double B[15] = { 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1 };
- A = xbt_new0(double *, links + 5);
-
- for (i = 0; i < links + 5; i++) {
+ for (int i = 0; i < links + 5; i++) {
A[i] = xbt_new0(double, flows + 5);
- for (j = 0; j < flows + 5; j++) {
+ for (int j = 0; j < flows + 5; j++) {
A[i][j] = 0.0;
if (i >= links || j >= flows) {
}
/*matrix that store the constraints/topology */
- A[0][1] = 1.0;
- A[0][7] = 1.0;
- A[1][1] = 1.0;
- A[1][7] = 1.0;
- A[1][8] = 1.0;
- A[2][1] = 1.0;
- A[2][8] = 1.0;
- A[3][8] = 1.0;
- A[4][0] = 1.0;
- A[4][3] = 1.0;
- A[4][9] = 1.0;
- A[5][0] = 1.0;
- A[5][3] = 1.0;
- A[5][4] = 1.0;
- A[5][9] = 1.0;
- A[6][0] = 1.0;
- A[6][4] = 1.0;
- A[6][9] = 1.0;
- A[6][10] = 1.0;
- A[7][2] = 1.0;
- A[7][4] = 1.0;
- A[7][6] = 1.0;
- A[7][9] = 1.0;
- A[7][10] = 1.0;
- A[8][2] = 1.0;
- A[8][10] = 1.0;
- A[9][5] = 1.0;
- A[9][6] = 1.0;
- A[9][9] = 1.0;
- A[10][11] = 1.0;
- A[11][12] = 1.0;
- A[12][13] = 1.0;
- A[13][14] = 1.0;
- A[14][15] = 1.0;
+ A[0][1] = A[0][7] = 1.0;
+ A[1][1] = A[1][7] = A[1][8] = 1.0;
+ A[2][1] = A[2][8] = 1.0;
+ A[3][8] = 1.0;
+ A[4][0] = A[4][3] = A[4][9] = 1.0;
+ A[5][0] = A[5][3] = A[5][4] = A[5][9] = 1.0;
+ A[6][0] = A[6][4] = A[6][9] = A[6][10] = 1.0;
+ A[7][2] = A[7][4] = A[7][6] = A[7][9] = A[7][10] = 1.0;
+ A[8][2] = A[8][10] = 1.0;
+ A[9][5] = A[9][6] = A[9][9] = 1.0;
+ A[10][11] = 1.0;
+ A[11][12] = 1.0;
+ A[12][13] = 1.0;
+ A[13][14] = 1.0;
+ A[14][15] = 1.0;
if (method == LAGRANGE_VEGAS)
lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp, func_vegas_fpi);
if (method == LAGRANGE_RENO)
lmm_set_default_protocol_function(func_reno_f, func_reno_fp, func_reno_fpi);
- Sys = lmm_system_new(1);
-
- tmp_name = xbt_new0(char *, 31);
+ lmm_system_t Sys = lmm_system_new(1);
/* Creates the constraints */
- tmp_cnst = xbt_new0(lmm_constraint_t, 15);
- for (i = 0; i < 15; i++) {
- tmp_name[i] = bprintf("C_%03d", i);
- tmp_cnst[i] = lmm_constraint_new(Sys, static_cast<void *>(tmp_name[i]), B[i]);
- }
+ lmm_constraint_t *tmp_cnst = xbt_new0(lmm_constraint_t, 15);
+ for (int i = 0; i < 15; i++)
+ tmp_cnst[i] = lmm_constraint_new(Sys, nullptr, B[i]);
/* Creates the variables */
- tmp_var = xbt_new0(lmm_variable_t, 16);
- for (j = 0; j < 16; j++) {
- tmp_name[i + j] = bprintf("X_%03d", j);
- tmp_var[j] = lmm_variable_new(Sys, static_cast<void *>(tmp_name[i + j]), 1.0, -1.0, 15);
+ lmm_variable_t *tmp_var = xbt_new0(lmm_variable_t, 16);
+ for (int j = 0; j < 16; j++) {
+ tmp_var[j] = lmm_variable_new(Sys, nullptr, 1.0, -1.0, 15);
lmm_update_variable_weight(Sys, tmp_var[j], 1.0);
}
/* Link constraints and variables */
- for (i = 0; i < 15; i++) {
- for (j = 0; j < 16; j++) {
- if (A[i][j]) {
+ for (int i = 0; i < 15; i++)
+ for (int j = 0; j < 16; j++)
+ if (A[i][j])
lmm_expand(Sys, tmp_cnst[i], tmp_var[j], 1.0);
- }
- }
- }
if (method == MAXMIN) {
lmm_solve(Sys);
xbt_die("Invalid method");
}
- for (j = 0; j < 16; j++) {
+ for (int j = 0; j < 16; j++)
PRINT_VAR(tmp_var[j]);
- }
- for (j = 0; j < 16; j++)
+ for (int j = 0; j < 16; j++)
lmm_variable_free(Sys, tmp_var[j]);
xbt_free(tmp_var);
xbt_free(tmp_cnst);
- for (i = 0; i < 31; i++)
- xbt_free(tmp_name[i]);
- xbt_free(tmp_name);
lmm_system_free(Sys);
- for (i = 0; i < links + 5; i++)
+ for (int i = 0; i < links + 5; i++)
xbt_free(A[i]);
xbt_free(A);
}
