fn set_index_buffer(
state: &mut State<'_, '_, '_>,
device: &Arc<Device>,
buffer: Arc<Buffer>,
index_format: IndexFormat,
offset: u64,
size: Option<BufferSize>,
) -> Result<(), RenderPassErrorInner>
fn set_index_buffer(
state: &mut State<'_, '_, '_>,
device: &Arc<Device>,
buffer: Arc<Buffer>,
index_format: IndexFormat,
offset: u64,
size: Option<BufferSize>,
) -> Result<(), RenderPassErrorInner>