`world_cache_query.wgsl`

Import path

Constants

WORLD_CACHE_MAX_TEMPORAL_SAMPLES

const WORLD_CACHE_MAX_TEMPORAL_SAMPLES: f32

= 32.0

WORLD_CACHE_DIRECT_LIGHT_SAMPLE_COUNT

const WORLD_CACHE_DIRECT_LIGHT_SAMPLE_COUNT: u32

= 32u

WORLD_CACHE_MAX_GI_RAY_DISTANCE

const WORLD_CACHE_MAX_GI_RAY_DISTANCE: f32

= 50.0

WORLD_CACHE_CELL_LIFETIME

const WORLD_CACHE_CELL_LIFETIME: u32

= 30u

WORLD_CACHE_MAX_SEARCH_STEPS

const WORLD_CACHE_MAX_SEARCH_STEPS: u32

= 3u

WORLD_CACHE_POSITION_BASE_CELL_SIZE

const WORLD_CACHE_POSITION_BASE_CELL_SIZE: f32

= 0.25

WORLD_CACHE_POSITION_LOD_SCALE

const WORLD_CACHE_POSITION_LOD_SCALE: f32

= 8.0

WORLD_CACHE_EMPTY_CELL

const WORLD_CACHE_EMPTY_CELL: u32

= 0u

Bindings

world_cache_checksums

@group(1)

@binding(14)

var<storage, read_write> world_cache_checksums: atomic<u32>

world_cache_life

Shader defs requirments:

🟢 WORLD_CACHE_NON_ATOMIC_LIFE_BUFFER

@group(1)

@binding(15)

var<storage, read_write> world_cache_life: WORLD_CACHE_SIZE

world_cache_life

Shader defs requirments:

🔴 WORLD_CACHE_NON_ATOMIC_LIFE_BUFFER

@group(1)

@binding(15)

var<storage, read_write> world_cache_life: atomic<u32>

world_cache_radiance

@group(1)

@binding(16)

var<storage, read_write> world_cache_radiance: vec4<f32>

world_cache_geometry_data

@group(1)

@binding(17)

var<storage, read_write> world_cache_geometry_data: WorldCacheGeometryData

world_cache_luminance_deltas

@group(1)

@binding(18)

var<storage, read_write> world_cache_luminance_deltas: WORLD_CACHE_SIZE

world_cache_active_cells_new_radiance

@group(1)

@binding(19)

var<storage, read_write> world_cache_active_cells_new_radiance: vec3<f32>

world_cache_a

@group(1)

@binding(20)

var<storage, read_write> world_cache_a: WORLD_CACHE_SIZE

world_cache_b

@group(1)

@binding(21)

var<storage, read_write> world_cache_b: array<u32, 1024u>

world_cache_active_cell_indices

@group(1)

@binding(22)

var<storage, read_write> world_cache_active_cell_indices: WORLD_CACHE_SIZE

world_cache_active_cells_count

@group(1)

@binding(23)

var<storage, read_write> world_cache_active_cells_count: u32

Structures

WorldCacheGeometryData

struct WorldCacheGeometryData {

world_position: vec3<f32>

padding_a: u32

world_normal: vec3<f32>

padding_b: u32

}

Functions

query_world_cache

fn query_world_cache (

world_position_in: vec3<f32>

world_normal: vec3<f32>

view_position: vec3<f32>

cell_lifetime: u32

rng: ptr<function, u32>

) -> vec3<f32>

get_cell_size

fn get_cell_size (

world_position: vec3<f32>

view_position: vec3<f32>

) -> f32

quantize_position

fn quantize_position (

world_position: vec3<f32>

quantization_factor: f32

) -> vec3<f32>

quantize_normal

fn quantize_normal (

world_normal: vec3<f32>

) -> vec3<f32>

compute_key

fn compute_key (

world_position: vec3<u32>

world_normal: vec3<u32>

) -> u32

compute_checksum

fn compute_checksum (

world_position: vec3<u32>

world_normal: vec3<u32>

) -> u32

pcg_hash

fn pcg_hash (

input: u32

) -> u32

iqint_hash

fn iqint_hash (

input: u32

) -> u32

wrap_key

fn wrap_key (

key: u32

) -> u32