Struct Trail 

pub struct Trail {
    pub id: u32,
    pub points: Vec<TrailPoint>,
    pub max_points: usize,
    pub lifetime: f32,
    pub min_distance: f32,
    pub width_start: f32,
    pub width_end: f32,
    pub color_start: Vec4,
    pub color_end: Vec4,
    pub time: f32,
    pub enabled: bool,
    pub smooth: bool,
}

A ribbon trail following a moving object.

Fields

id: u32

points: Vec<TrailPoint>

max_points: usize

lifetime: f32

min_distance: f32

width_start: f32

width_end: f32

color_start: Vec4

color_end: Vec4

time: f32

enabled: bool

smooth: bool

Implementations

impl Trail

pub fn new(id: u32) -> Self

pub fn emit(&mut self, pos: Vec3)

pub fn tick(&mut self, dt: f32)

pub fn is_empty(&self) -> bool

pub fn generate_ribbon(&self) -> Vec<(Vec3, Vec2, Vec4)>

Generate ribbon vertices (position, uv, color) for rendering.

Trait Implementations

impl Clone for Trail

fn clone(&self) -> Trail

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Trail

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.