80 lines
1.7 KiB
Rust
80 lines
1.7 KiB
Rust
|
use std::time::Instant;
|
||
|
|
|
||
|
|
use super::OutfitSet;
|
||
|
|
use galactica_content as content;
|
||
|
|
|
||
|
|
#[derive(Debug)]
|
||
|
|
pub struct Ship {
|
||
|
|
// Metadata values
|
||
|
|
pub ct_handle: content::ShipHandle,
|
||
|
|
pub faction: content::FactionHandle,
|
||
|
|
pub outfits: OutfitSet,
|
||
|
|
|
||
|
|
// State values
|
||
|
|
// TODO: unified ship stats struct, like space
|
||
|
|
pub hull: f32,
|
||
|
|
pub shields: f32,
|
||
|
|
|
||
|
|
// Utility values
|
||
|
|
/// The last time this ship was damaged
|
||
|
|
pub last_hit: Instant,
|
||
|
|
}
|
||
|
|
|
||
|
|
impl Ship {
|
||
|
|
pub fn new(
|
||
|
|
ct: &content::Content,
|
||
|
|
ct_handle: content::ShipHandle,
|
||
|
|
faction: content::FactionHandle,
|
||
|
|
outfits: OutfitSet,
|
||
|
|
) -> Self {
|
||
|
|
let s = ct.get_ship(ct_handle);
|
||
|
|
let shields = outfits.get_shield_strength();
|
||
|
|
Ship {
|
||
|
|
ct_handle,
|
||
|
|
faction,
|
||
|
|
outfits,
|
||
|
|
last_hit: Instant::now(),
|
||
|
|
|
||
|
|
// Initial stats
|
||
|
|
hull: s.hull,
|
||
|
|
shields,
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// If this ship is dead, it will be removed from the game.
|
||
|
|
pub fn is_dead(&self) -> bool {
|
||
|
|
self.hull <= 0.0
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Hit this ship with the given amount of damage
|
||
|
|
pub fn apply_damage(&mut self, mut d: f32) {
|
||
|
|
if self.is_dead() {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if self.shields >= d {
|
||
|
|
self.shields -= d
|
||
|
|
} else {
|
||
|
|
d -= self.shields;
|
||
|
|
self.shields = 0.0;
|
||
|
|
self.hull = 0f32.max(self.hull - d);
|
||
|
|
}
|
||
|
|
self.last_hit = Instant::now();
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Update this ship's state by `t` seconds
|
||
|
|
pub fn step(&mut self, t: f32) {
|
||
|
|
let time_since = self.last_hit.elapsed().as_secs_f32();
|
||
|
|
if self.shields != self.outfits.get_shield_strength() {
|
||
|
|
for g in self.outfits.iter_shield_generators() {
|
||
|
|
if time_since >= g.delay {
|
||
|
|
self.shields += g.generation * t;
|
||
|
|
if self.shields > self.outfits.get_shield_strength() {
|
||
|
|
self.shields = self.outfits.get_shield_strength();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|