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fix lorentz factor

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This commit is contained in:
yuni 2024-05-13 05:11:14 +02:00
parent cc67cf961a
commit dd2e596f5c
2 changed files with 14 additions and 6 deletions
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4
src/hud.rs
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@ -656,13 +656,13 @@ fn update_speedometer(
let speedometer_split = 5_000.0; let speedometer_split = 5_000.0;
if let Ok(mut speedometer) = q_speedometer.get_single_mut() { if let Ok(mut speedometer) = q_speedometer.get_single_mut() {
let custom_c = speedometer_split; let custom_c = speedometer_split;
let fraction = nature::lorenz_factor_custom_c((custom_c - speed).clamp(0.0, custom_c), custom_c).clamp(0.0, 1.0) as f32; let fraction = nature::inverse_lorentz_factor_custom_c((custom_c - speed).clamp(0.0, custom_c), custom_c).clamp(0.0, 1.0) as f32;
let wid = (fraction * SPEEDOMETER_WIDTH).clamp(0.0, 100.0); let wid = (fraction * SPEEDOMETER_WIDTH).clamp(0.0, 100.0);
speedometer.width = Val::Vw(wid); speedometer.width = Val::Vw(wid);
} }
if let Ok(mut speedometer2) = q_speedometer2.get_single_mut() { if let Ok(mut speedometer2) = q_speedometer2.get_single_mut() {
let custom_c = nature::C - speedometer_split; let custom_c = nature::C - speedometer_split;
let fraction = nature::lorenz_factor_custom_c((custom_c - speed + speedometer_split).clamp(0.0, custom_c), custom_c).clamp(0.0, 1.0) as f32; let fraction = nature::inverse_lorentz_factor_custom_c((custom_c - speed + speedometer_split).clamp(0.0, custom_c), custom_c).clamp(0.0, 1.0) as f32;
let wid = (fraction * SPEEDOMETER_WIDTH).clamp(0.0, 100.0); let wid = (fraction * SPEEDOMETER_WIDTH).clamp(0.0, 100.0);
speedometer2.width = Val::Vw(wid); speedometer2.width = Val::Vw(wid);
} }

16
src/nature.rs
View file

@ -138,12 +138,20 @@ pub fn readable_speed(speed: f64) -> String {
} }
} }
pub fn lorenz_factor(speed: f64) -> f64 { pub fn lorentz_factor(speed: f64) -> f64 {
(1.0 - (speed.powf(2.0) / C.powf(2.0))).sqrt() (1.0 - (speed.powf(2.0) / C.powf(2.0))).powf(-0.5)
} }
pub fn lorenz_factor_custom_c(speed: f64, c: f64) -> f64 { pub fn lorentz_factor_custom_c(speed: f64, c: f64) -> f64 {
(1.0 - (speed.powf(2.0) / c.powf(2.0))).sqrt() (1.0 - (speed.powf(2.0) / c.powf(2.0))).powf(-0.5)
}
pub fn inverse_lorentz_factor(speed: f64) -> f64 {
(1.0 - (speed.powf(2.0) / C.powf(2.0))).powf(0.5)
}
pub fn inverse_lorentz_factor_custom_c(speed: f64, c: f64) -> f64 {
(1.0 - (speed.powf(2.0) / c.powf(2.0))).powf(0.5)
} }
pub fn simple_orbital_period(mass: f64, distance: f64) -> f64 { pub fn simple_orbital_period(mass: f64, distance: f64) -> f64 {