`meshlet_bindings.wgsl`

Import path

Constants

CENTIMETERS_PER_METER

const CENTIMETERS_PER_METER: AbstractFloat

= 100.0

Bindings

meshlet_instance_meshlet_counts

Shader defs requirments:

🟢 MESHLET_FILL_CLUSTER_BUFFERS_PASS

@group(0)

@binding(0)

var<storage, read> meshlet_instance_meshlet_counts: array<u32>

meshlet_instance_meshlet_slice_starts

Shader defs requirments:

🟢 MESHLET_FILL_CLUSTER_BUFFERS_PASS

@group(0)

@binding(1)

var<storage, read> meshlet_instance_meshlet_slice_starts: array<u32>

meshlet_cluster_instance_ids

Shader defs requirments:

🟢 MESHLET_FILL_CLUSTER_BUFFERS_PASS

@group(0)

@binding(2)

var<storage, read_write> meshlet_cluster_instance_ids: array<u32>

meshlet_cluster_meshlet_ids

Shader defs requirments:

🟢 MESHLET_FILL_CLUSTER_BUFFERS_PASS

@group(0)

@binding(3)

var<storage, read_write> meshlet_cluster_meshlet_ids: array<u32>

meshlet_global_cluster_count

Shader defs requirments:

🟢 MESHLET_FILL_CLUSTER_BUFFERS_PASS

@group(0)

@binding(4)

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

meshlet_cluster_meshlet_ids

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(0)

var<storage, read> meshlet_cluster_meshlet_ids: array<u32>

meshlet_bounding_spheres

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(1)

var<storage, read> meshlet_bounding_spheres: array<MeshletBoundingSpheres>

meshlet_simplification_errors

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(2)

var<storage, read> meshlet_simplification_errors: array<u32>

meshlet_cluster_instance_ids

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(3)

var<storage, read> meshlet_cluster_instance_ids: array<u32>

meshlet_instance_uniforms

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(4)

var<storage, read> meshlet_instance_uniforms: array<Mesh>

meshlet_view_instance_visibility

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(5)

var<storage, read> meshlet_view_instance_visibility: array<u32>

meshlet_second_pass_candidates

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(6)

var<storage, read_write> meshlet_second_pass_candidates: array<atomic<u32>>

meshlet_software_raster_indirect_args

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(7)

var<storage, read_write> meshlet_software_raster_indirect_args: DispatchIndirectArgs

meshlet_hardware_raster_indirect_args

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(8)

var<storage, read_write> meshlet_hardware_raster_indirect_args: DrawIndirectArgs

meshlet_raster_clusters

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(9)

var<storage, read_write> meshlet_raster_clusters: array<u32>

depth_pyramid

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(10)

var depth_pyramid: texture_2d<f32>

view

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(11)

var<uniform> view: View

previous_view

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

@group(0)

@binding(12)

var<uniform> previous_view: PreviousViewUniforms

meshlet_cluster_meshlet_ids

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(0)

var<storage, read> meshlet_cluster_meshlet_ids: array<u32>

meshlets

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(1)

var<storage, read> meshlets: array<Meshlet>

meshlet_indices

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(2)

var<storage, read> meshlet_indices: array<u32>

meshlet_vertex_positions

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(3)

var<storage, read> meshlet_vertex_positions: array<u32>

meshlet_cluster_instance_ids

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(4)

var<storage, read> meshlet_cluster_instance_ids: array<u32>

meshlet_instance_uniforms

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(5)

var<storage, read> meshlet_instance_uniforms: array<Mesh>

meshlet_raster_clusters

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(6)

var<storage, read> meshlet_raster_clusters: array<u32>

meshlet_software_raster_cluster_count

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(7)

var<storage, read> meshlet_software_raster_cluster_count: u32

meshlet_visibility_buffer

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS, 🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS_OUTPUT

@group(0)

@binding(8)

var meshlet_visibility_buffer: texture_storage_2d<r64uint, atomic>

meshlet_visibility_buffer

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS, 🔴 MESHLET_VISIBILITY_BUFFER_RASTER_PASS_OUTPUT

@group(0)

@binding(8)

var meshlet_visibility_buffer: texture_storage_2d<r32uint, atomic>

view

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

@group(0)

@binding(9)

var<uniform> view: View

meshlet_visibility_buffer

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(0)

var meshlet_visibility_buffer: texture_storage_2d<r64uint, read>

meshlet_cluster_meshlet_ids

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(1)

var<storage, read> meshlet_cluster_meshlet_ids: array<u32>

meshlets

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(2)

var<storage, read> meshlets: array<Meshlet>

meshlet_indices

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(3)

var<storage, read> meshlet_indices: array<u32>

meshlet_vertex_positions

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(4)

var<storage, read> meshlet_vertex_positions: array<u32>

meshlet_vertex_normals

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(5)

var<storage, read> meshlet_vertex_normals: array<u32>

meshlet_vertex_uvs

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(6)

var<storage, read> meshlet_vertex_uvs: array<vec2<f32>>

meshlet_cluster_instance_ids

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(7)

var<storage, read> meshlet_cluster_instance_ids: array<u32>

meshlet_instance_uniforms

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

@group(1)

@binding(8)

var<storage, read> meshlet_instance_uniforms: array<Mesh>

Structures

Meshlet

struct Meshlet {

start_vertex_position_bit: u32

start_vertex_attribute_id: u32

start_index_id: u32

packed_a: u32

packed_b: u32

min_vertex_position_channel_x: f32

min_vertex_position_channel_y: f32

min_vertex_position_channel_z: f32

}

MeshletBoundingSpheres

struct MeshletBoundingSpheres {

culling_sphere: MeshletBoundingSphere ,

lod_group_sphere: MeshletBoundingSphere ,

lod_parent_group_sphere: MeshletBoundingSphere ,

}

MeshletBoundingSphere

struct MeshletBoundingSphere {

center: vec3<f32>

radius: f32

}

DispatchIndirectArgs

struct DispatchIndirectArgs {

x: atomic<u32> ,

y: u32

z: u32

}

DrawIndirectArgs

struct DrawIndirectArgs {

vertex_count: u32

instance_count: atomic<u32> ,

first_vertex: u32

first_instance: u32

}

Constants

struct Constants {

scene_cluster_count: u32

, 🟢 MESHLET_CULLING_PASS

meshlet_raster_cluster_rightmost_slot: u32

, 🟢 MESHLET_CULLING_PASS

}

Functions

get_meshlet_vertex_count

fn get_meshlet_vertex_count (

meshlet: ptr<function,Meshlet>

) -> u32

get_meshlet_triangle_count

fn get_meshlet_triangle_count (

meshlet: ptr<function,Meshlet>

) -> u32

should_cull_instance

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

fn should_cull_instance (

instance_id: u32

) -> bool

cluster_is_second_pass_candidate

Shader defs requirments:

🟢 MESHLET_CULLING_PASS

fn cluster_is_second_pass_candidate (

cluster_id: u32

) -> bool

get_meshlet_vertex_id

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

fn get_meshlet_vertex_id (

index_id: u32

) -> u32

get_meshlet_vertex_position

Shader defs requirments:

🟢 MESHLET_VISIBILITY_BUFFER_RASTER_PASS

fn get_meshlet_vertex_position (

meshlet: ptr<function,Meshlet>

vertex_id: u32

) -> vec3<f32>

get_meshlet_vertex_id

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

fn get_meshlet_vertex_id (

index_id: u32

) -> u32

get_meshlet_vertex_position

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

fn get_meshlet_vertex_position (

meshlet: ptr<function,Meshlet>

vertex_id: u32

) -> vec3<f32>

get_meshlet_vertex_normal

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

fn get_meshlet_vertex_normal (

meshlet: ptr<function,Meshlet>

vertex_id: u32

) -> vec3<f32>

get_meshlet_vertex_uv

Shader defs requirments:

🟢 MESHLET_MESH_MATERIAL_PASS

fn get_meshlet_vertex_uv (

meshlet: ptr<function,Meshlet>

vertex_id: u32

) -> vec2<f32>