Function index_3d

crates/cuda_std/src/thread.rs:242–247

()

#[inline(always)]
pub fn index_3d() -> Vec3<u32> {
    let i = thread_idx_x() + block_idx_x() * block_dim_x();
    let j = thread_idx_y() + block_idx_y() * block_dim_y();
    let k = thread_idx_z() + block_idx_z() * block_dim_z();
    Vec3::new(i, j, k)
}

/// Whether this is the first thread (not the first thread to be executing). This function is guaranteed
/// to only return true in a single thread that is invoking it. This is useful for only doing something