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cull_clusters.wgsl

Functions

cull_clusters

#
@compute
Runs custom parallel code on the GPU, not limited to graphics
@workgroup_size(128, 1, 1)
Defines the size of a thread group. One to three numbers: width (x), height (y), and depth (z). Missing values default to 1
fn cull_clusters (
@builtin(workgroup_id)
workgroup_id: vec3<u32>
, 
@builtin(num_workgroups)
num_workgroups: vec3<u32>
, 
@builtin(local_invocation_index)
local_invocation_index: u32
)

lod_error_is_imperceptible

#

https://github.com/zeux/meshoptimizer/blob/1e48e96c7e8059321de492865165e9ef071bffba/demo/nanite.cpp#L115

fn lod_error_is_imperceptible (
lod_sphere: MeshletBoundingSphere
, 
simplification_error: f32
, 
world_from_local: mat4x4<f32>
, 
world_scale: f32
) -> bool

project_view_space_sphere_to_screen_space_aabb

#

https://zeux.io/2023/01/12/approximate-projected-bounds

fn project_view_space_sphere_to_screen_space_aabb (
cp: vec3<f32>
, 
r: f32
) -> vec4<f32>