Struct LightCuller 

pub struct LightCuller {
    pub tile_size_x: u32,
    pub tile_size_y: u32,
    pub screen_width: u32,
    pub screen_height: u32,
    pub tiles: Vec<LightTile>,
    pub max_lights_per_tile: usize,
}

Tile-based light culler: divides the screen into NxM tiles and assigns only the visible lights to each tile.

Fields

tile_size_x: u32

tile_size_y: u32

screen_width: u32

screen_height: u32

tiles: Vec<LightTile>

max_lights_per_tile: usize

Implementations

impl LightCuller

pub fn new(screen_w: u32, screen_h: u32, tile_size: u32) -> Self

pub fn tile_count_x(&self) -> u32

pub fn tile_count_y(&self) -> u32

pub fn tile_index(&self, tx: u32, ty: u32) -> usize

pub fn cull_point_lights(&mut self, lights: &[PointLight], view_proj: Mat4)

Cull point lights against all tiles using screen-space bounding circles.

pub fn resize(&mut self, screen_w: u32, screen_h: u32)