outfly/src/common.rs

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//
// Various common functions and constants

use bevy::prelude::*;
use crate::prelude::*;

pub use bevy::math::{DVec3, DQuat};
pub use std::f32::consts::PI as PI32;
pub use std::f64::consts::PI;

pub const WINDOW_TITLE: &str = "OutFly";
pub const CONF_FILE: &str = "outfly.toml";
pub const FONT: &str = "fonts/Yupiter-Regular.ttf";

pub const EPSILON32: f32 = 1e-9;
pub const EPSILON: f64 = 1e-9;

#[inline]
pub fn bool2vis(boolean: bool) -> Visibility {
    if boolean {
        Visibility::Inherited
    } else {
        Visibility::Hidden
    }
}

#[inline]
pub fn style_fullscreen() -> Style {
    Style {
        width: Val::Vw(100.0),
        height: Val::Vh(100.0),
        position_type: PositionType::Absolute,
        top: Val::Px(0.0),
        left: Val::Px(0.0),
        ..default()
    }
}

#[inline]
pub fn style_centered() -> Style {
    Style {
        width: Val::Percent(100.0),
        height: Val::Percent(100.0),
        align_items: AlignItems::Center,
        justify_content: JustifyContent::SpaceAround,
        ..default()
    }
}

pub fn alive(settings: Res<Settings>) -> bool {
    return settings.alive;
}