XBT_LOG_NEW_DEFAULT_CATEGORY(surf_test, "Messages specific for surf example");
-#define PRINT_VAR(var) XBT_DEBUG(#var " = %g",lmm_variable_getvalue(var));
-#define SHOW_EXPR(expr) XBT_DEBUG(#expr " = %g",expr);
+#define PRINT_VAR(var) XBT_DEBUG(#var " = %g",lmm_variable_getvalue(var))
+#define SHOW_EXPR(expr) XBT_DEBUG(#expr " = %g",expr)
/* ______ */
/* ==l1== L2 ==L3== */
SHOW_EXPR(max_func);
double middle = (max + min) / 2.0;
- if ((min == middle) || (max == middle)) {
+ if (fabs(min - middle) < 1e-12 || fabs(max - middle) < 1e-12) {
break;
}
double middle_func = func(middle);
static void test1(method_t method)
{
- lmm_system_t Sys = NULL;
- lmm_constraint_t L1 = NULL;
- lmm_constraint_t L2 = NULL;
- lmm_constraint_t L3 = NULL;
+ 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 = NULL;
- lmm_variable_t R_1 = NULL;
- lmm_variable_t R_2 = NULL;
- lmm_variable_t R_3 = NULL;
+ 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, b = 10.0;
+ 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);
lmm_set_default_protocol_function(func_reno_f, func_reno_fpi, func_reno_fpi);
Sys = lmm_system_new(1);
- L1 = lmm_constraint_new(Sys, (void *) "L1", a);
- L2 = lmm_constraint_new(Sys, (void *) "L2", b);
- L3 = lmm_constraint_new(Sys, (void *) "L3", a);
+ 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);
- R_1_2_3 = lmm_variable_new(Sys, (void *) "R 1->2->3", 1.0, -1.0, 3);
- R_1 = lmm_variable_new(Sys, (void *) "R 1", 1.0, -1.0, 1);
- R_2 = lmm_variable_new(Sys, (void *) "R 2", 1.0, -1.0, 1);
- R_3 = lmm_variable_new(Sys, (void *) "R 3", 1.0, -1.0, 1);
+ 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_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 if (method == LAGRANGE_VEGAS) {
- double 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 */
- double max_deviation = 0.0;
- if (x > a) {
- x = a;
- }
- if (x < 0) {
- x = 0;
- }
-
- lagrange_solve(Sys);
-
- 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)));
- max_deviation = MAX(max_deviation, fabs(lmm_variable_getvalue(R_1_2_3) - (a - x)));
-
- if (max_deviation > 0.00001) { // Legacy value used in lagrange.c
- XBT_WARN("Max Deviation from optimal solution : %g", max_deviation);
- XBT_WARN("Found x = %1.20f", x);
- XBT_WARN("Deviation from optimal solution (R_1 = %g): %1.20f", x, lmm_variable_getvalue(R_1) - x);
- XBT_WARN("Deviation from optimal solution (R_2 = %g): %1.20f", b - a + x,
- lmm_variable_getvalue(R_2) - (b - a + x));
- XBT_WARN("Deviation from optimal solution (R_3 = %g): %1.20f", x, lmm_variable_getvalue(R_3) - x);
- XBT_WARN("Deviation from optimal solution (R_1_2_3 = %g): %1.20f", a - x,
- lmm_variable_getvalue(R_1_2_3) - (a - x));
+ } else {
+ 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 */
+ if (x > a) {
+ x = a;
+ }
+ if (x < 0) {
+ x = 0;
+ }
+ } else if (method == LAGRANGE_RENO) {
+ a_test_1 = a;
+ b_test_1 = b;
+ x = dichotomy(diff_lagrange_test_1, 0, a, 1e-13);
+
+ if (x < 0)
+ x = 0;
+ if (x > a)
+ x = a;
+ } else {
+ xbt_die( "Invalid method");
}
- } else if (method == LAGRANGE_RENO) {
- double x;
- double max_deviation = 0.0;
-
- a_test_1 = a;
- b_test_1 = b;
- x = dichotomy(diff_lagrange_test_1, 0, a, 1e-13);
- if (x < 0)
- x = 0;
- if (x > a)
- x = a;
lagrange_solve(Sys);
max_deviation = MAX(max_deviation, fabs(lmm_variable_getvalue(R_1) - x));
XBT_WARN("Deviation from optimal solution (R_1_2_3 = %g): %1.20f", a - x,
lmm_variable_getvalue(R_1_2_3) - (a - x));
}
- } else {
- xbt_die( "Invalid method");
}
PRINT_VAR(R_1_2_3);
static void test2(method_t method)
{
- lmm_system_t Sys = NULL;
- lmm_constraint_t CPU1 = NULL;
- lmm_constraint_t CPU2 = NULL;
+ lmm_system_t Sys = nullptr;
+ lmm_constraint_t CPU1 = nullptr;
+ lmm_constraint_t CPU2 = nullptr;
- lmm_variable_t T1 = NULL;
- lmm_variable_t T2 = NULL;
+ 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);
- else if (method == LAGRANGE_RENO)
+ 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, (void *) "CPU1", 200.0);
- CPU2 = lmm_constraint_new(Sys, (void *) "CPU2", 100.0);
+ 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);
- T1 = lmm_variable_new(Sys, (void *) "T1", 1.0, -1.0, 1);
- T2 = lmm_variable_new(Sys, (void *) "T2", 1.0, -1.0, 1);
+ 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_update_variable_weight(Sys, T1, 1.0);
lmm_update_variable_weight(Sys, T2, 1.0);
if (method == MAXMIN) {
lmm_solve(Sys);
- } else if (method == LAGRANGE_VEGAS) {
- lagrange_solve(Sys);
- } else if (method == LAGRANGE_RENO) {
+ } else if (method == LAGRANGE_VEGAS || method == LAGRANGE_RENO) {
lagrange_solve(Sys);
} else {
xbt_die("Invalid method");
double **A;
- lmm_system_t Sys = NULL;
- lmm_constraint_t *tmp_cnst = NULL;
- lmm_variable_t *tmp_var = NULL;
+ 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 */
}
/*matrix that store the constraints/topology */
- 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;
+ 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;
if (method == LAGRANGE_VEGAS)
lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp, func_vegas_fpi);
- else if (method == LAGRANGE_RENO)
+ if (method == LAGRANGE_RENO)
lmm_set_default_protocol_function(func_reno_f, func_reno_fp, func_reno_fpi);
Sys = lmm_system_new(1);
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, (void *) tmp_name[i], B[i]);
+ tmp_cnst[i] = lmm_constraint_new(Sys, static_cast<void *>(tmp_name[i]), 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, (void *) tmp_name[i + j], 1.0, -1.0, 15);
+ tmp_var[j] = lmm_variable_new(Sys, static_cast<void *>(tmp_name[i + j]), 1.0, -1.0, 15);
lmm_update_variable_weight(Sys, tmp_var[j], 1.0);
}