1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
use std::fmt;
use super::Bound;
const MAX_THREADS: usize = 32;
const MAX_VARIABLES: usize = 128;
#[derive(Clone, Debug)]
pub struct PSOConfig {
pub num_threads: usize,
pub nppt: usize,
pub uce: Option<usize>,
pub is_verbose: bool
}
impl PSOConfig {
pub fn new(num_swarms: usize, num_particles_per_thread: usize, update_console_every: usize, verbose: bool) -> Self {
assert!(num_swarms <= MAX_THREADS, "Number of Swarms must not exceed {}!", MAX_THREADS);
assert!(num_swarms > 0, "There must be at least one Swarm");
let uce = match update_console_every == 0 {
true => None,
false => Some(update_console_every),
};
PSOConfig{
num_threads: num_swarms,
nppt: num_particles_per_thread,
uce: uce,
is_verbose: verbose,
}
}
}
impl fmt::Display for PSOConfig {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{} swarm-threads of {} particles each \n", self.num_threads, self.nppt)
}
}
#[derive(Clone, Debug)]
pub struct JobConfig{
pub num_variables: usize,
pub pos_bounds: Bound,
pub vel_bounds: Bound,
pub max_itterations: usize,
pub exit_cost: f64,
}
impl JobConfig {
pub fn new(
num_variables: usize,
variable_bounds: Vec<[f64;2]>,
max_velocities: Vec<f64>,
max_itterations: usize,
exit_cost: f64,
) -> Self {
assert!(num_variables <= MAX_VARIABLES, "Number of variables must not exceed {}!", MAX_VARIABLES);
assert_eq!(num_variables, variable_bounds.len(), "Variable Bounds Vector must have one entry for each variable!");
assert_eq!(num_variables, max_velocities.len(), "Max Velociteis Vector must have one entry for each variable!");
let pos_bounds = Bound::from_upper_lower(variable_bounds);
let vel_bounds = Bound::from_max(max_velocities);
JobConfig {num_variables, pos_bounds, vel_bounds, max_itterations, exit_cost}
}
}
impl fmt::Display for JobConfig {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Optimizer will search a {} variable space bounded by {} \n
and velocities bounded by {} \n
Optimizer will run for {} itterations, unless the minimum cost drops below {} \n",
self.num_variables,
self.pos_bounds,
self.vel_bounds,
self.max_itterations,
self.exit_cost,
)
}
}