add_block_sums.wgsl.h

Go to the documentation of this file.

#pragma once
 
#include <string>
 
shader_source = R"(
// Define the binding group layout
@group(0) @binding(1) var<storage, read_write> result: array<u32>;
@group(0) @binding(2) var<storage, read_write> aux: array<u32>;
 
const WORKGROUP_SIZE : u32 = 256u;
 
@compute @workgroup_size(WORKGROUP_SIZE)
fn AddBlockSums(
    @builtin(global_invocation_id) global_id: vec3<u32>,
    @builtin(local_invocation_id) local_id: vec3<u32>,
    @builtin(workgroup_id) group_id: vec3<u32>
) {
    let gid = global_id.x;
    let wid = group_id.x;
    if gid < arrayLength(&result) {
        result[gid] = result[gid] + aux[wid];
    }
}
)";